Regional Blocks For Upper Limb Surgeries

upper limb blocks

For the 2026–2027 academic year, this page covers regional blocks for upper limb surgeries thesis topics for MD and DNB Anaesthesiology candidates, including supraclavicular, infraclavicular, costoclavicular and axillary brachial plexus blocks, selective distal peripheral nerve blocks, interscalene and superior trunk blocks, and comparative ultrasound-guided regional anesthesia studies. The topics emphasise practical observational, analytical and comparative designs using routine upper limb surgical cases, standard ultrasound equipment, commonly used local anesthetics and perioperative block assessment. Candidates searching for upper limb regional anesthesia research topics can develop a focused upper limb regional block protocol or upper limb regional anesthesia synopsis by defining the block approach, technical exposure and primary outcome before recruitment.

Last reviewed and updated: August 2026 · 2026–27 admissions

Supraclavicular Brachial Plexus Block

  1. An observational cross-sectional study of the frequency of complete sensory and motor blockade following ultrasound-guided supraclavicular brachial plexus block for upper limb surgery.
  2. An analytical cross-sectional study of patient-related factors associated with incomplete ultrasound-guided supraclavicular brachial plexus block in adults undergoing upper limb surgery.
  3. A comparative cross-sectional study of block characteristics in patients with complete and incomplete supraclavicular brachial plexus block for upper limb surgery.
  4. An observational cross-sectional study of ultrasound-measured brachial plexus depth and technical difficulty of supraclavicular brachial plexus block.
  5. An analytical cross-sectional study of body mass index and needle visualization during ultrasound-guided supraclavicular brachial plexus block.
  6. A comparative cross-sectional study of supraclavicular brachial plexus ultrasound image quality in obese and non-obese adults undergoing upper limb surgery.
  7. An observational cross-sectional study of anatomical variations of the brachial plexus identified during ultrasound-guided supraclavicular block.
  8. An analytical cross-sectional study of sonographic brachial plexus configuration and completeness of supraclavicular brachial plexus block.
  9. A comparative cross-sectional study of sensory blockade characteristics following supraclavicular brachial plexus block in hand and forearm surgeries.
  10. An observational cross-sectional study of the frequency and pattern of ulnar nerve sparing following supraclavicular brachial plexus block.
  11. An analytical cross-sectional study of ultrasound-measured first rib depth and technical difficulty during supraclavicular brachial plexus block.
  12. A comparative cross-sectional study of supraclavicular brachial plexus block characteristics in younger and older adults undergoing upper limb surgery.
  13. An observational cross-sectional study of the number of needle passes required during ultrasound-guided supraclavicular brachial plexus block.
  14. An analytical cross-sectional study of needle pass frequency and completeness of sensory blockade following supraclavicular brachial plexus block.
  15. A comparative cross-sectional study of block characteristics following single-deposit and multiple-deposit supraclavicular brachial plexus block techniques used in routine clinical practice.
  16. An observational cross-sectional study of local anesthetic spread patterns during ultrasound-guided supraclavicular brachial plexus block.
  17. An analytical cross-sectional study of circumferential local anesthetic spread and successful supraclavicular brachial plexus blockade.
  18. A comparative cross-sectional study of block success in patients with circumferential and non-circumferential local anesthetic spread during supraclavicular block.
  19. An observational cross-sectional study of sensory block onset patterns in median, radial, ulnar, and musculocutaneous nerve territories after supraclavicular brachial plexus block.
  20. A comparative cross-sectional study of sensory and motor block onset characteristics after supraclavicular brachial plexus block in forearm and hand surgeries.
  21. An analytical cross-sectional study of patient age and onset of supraclavicular brachial plexus block.
  22. An observational cross-sectional study of immediate vascular puncture and procedural difficulties during ultrasound-guided supraclavicular brachial plexus block.
  23. An analytical cross-sectional study of visibility of the subclavian artery, first rib, and pleura and procedural difficulty during ultrasound-guided supraclavicular block.
  24. A comparative cross-sectional study of supraclavicular brachial plexus block performance characteristics among junior and senior anesthesia postgraduate trainees under supervision.
  25. An observational cross-sectional study of needle tip visibility during ultrasound-guided supraclavicular brachial plexus block in a teaching hospital.
  26. An analytical cross-sectional study of needle insertion angle and needle tip visibility during supraclavicular brachial plexus block.
  27. A comparative cross-sectional study of technical difficulty of supraclavicular brachial plexus block in patients with normal and increased neck circumference.
  28. An observational cross-sectional study of patient positioning and sonographic visualization of the brachial plexus during supraclavicular block.
  29. A comparative cross-sectional study of sonographic visualization of the supraclavicular brachial plexus in supine and semi-sitting positions used during routine anesthesia practice.
  30. An analytical cross-sectional study of skin-to-brachial-plexus distance and time required for ultrasound-guided supraclavicular block performance.
  31. An observational cross-sectional study of patient-reported procedural discomfort during supraclavicular brachial plexus block for upper limb surgery.
  32. An analytical cross-sectional study of preprocedural anxiety and patient-reported discomfort during supraclavicular brachial plexus block.
  33. A comparative cross-sectional study of procedural discomfort among patients receiving supraclavicular brachial plexus block with and without routine preprocedural sedation.
  34. An observational cross-sectional study of supplemental peripheral nerve block requirement following incomplete supraclavicular brachial plexus block.
  35. An analytical cross-sectional study of predictors of supplemental nerve blockade following supraclavicular brachial plexus block.
  36. A comparative cross-sectional study of immediate respiratory characteristics in patients receiving supraclavicular brachial plexus block with different routinely used local anesthetic volumes.
  37. An observational cross-sectional study of ultrasonographically assessed diaphragmatic movement immediately after supraclavicular brachial plexus block.
  38. An analytical cross-sectional study of local anesthetic volume and immediate reduction in diaphragmatic excursion following supraclavicular brachial plexus block.
  39. A comparative cross-sectional study of supraclavicular brachial plexus block characteristics in elective and emergency upper limb surgeries.
  40. An analytical cross-sectional study of clinical, anatomical, and technical predictors of successful ultrasound-guided supraclavicular brachial plexus block for upper limb surgery.

Infraclavicular and Costoclavicular Brachial Plexus Blocks

  1. An observational cross-sectional study of sensory and motor block characteristics following ultrasound-guided infraclavicular brachial plexus block for upper limb surgery.
  2. An analytical cross-sectional study of patient-related factors associated with incomplete infraclavicular brachial plexus block.
  3. A comparative cross-sectional study of infraclavicular brachial plexus block characteristics in forearm and hand surgeries.
  4. An observational cross-sectional study of ultrasound-measured infraclavicular brachial plexus depth and technical difficulty of block performance.
  5. An analytical cross-sectional study of body mass index and depth of the brachial plexus during ultrasound-guided infraclavicular block.
  6. A comparative cross-sectional study of infraclavicular brachial plexus depth in obese and non-obese adults undergoing upper limb surgery.
  7. An observational cross-sectional study of anatomical variations in brachial plexus cord positions around the axillary artery during infraclavicular block.
  8. An analytical cross-sectional study of brachial plexus cord configuration and completeness of infraclavicular brachial plexus blockade.
  9. A comparative cross-sectional study of block characteristics in patients with compact and dispersed infraclavicular brachial plexus anatomy.
  10. An observational cross-sectional study of local anesthetic spread around the cords during ultrasound-guided infraclavicular brachial plexus block.
  11. An analytical cross-sectional study of ultrasound-observed local anesthetic distribution and infraclavicular brachial plexus block success.
  12. A comparative cross-sectional study of block characteristics with complete and incomplete circumferential local anesthetic spread during infraclavicular block.
  13. An observational cross-sectional study of individual terminal nerve sparing after infraclavicular brachial plexus block.
  14. An analytical cross-sectional study of anatomical factors associated with median, radial, ulnar, or musculocutaneous nerve sparing following infraclavicular block.
  15. A comparative cross-sectional study of sensory blockade characteristics following supraclavicular and infraclavicular brachial plexus blocks used in routine practice.
  16. A comparative cross-sectional study of procedural time for ultrasound-guided supraclavicular and infraclavicular brachial plexus blocks.
  17. A comparative cross-sectional study of needle visualization during supraclavicular and infraclavicular brachial plexus blocks.
  18. A comparative cross-sectional study of immediate block completeness following supraclavicular and infraclavicular brachial plexus blocks for forearm surgery.
  19. An observational cross-sectional study of needle pass frequency during ultrasound-guided infraclavicular brachial plexus block.
  20. An analytical cross-sectional study of needle pass frequency and completeness of infraclavicular brachial plexus blockade.
  21. An observational cross-sectional study of vascular proximity and procedural difficulty during ultrasound-guided infraclavicular brachial plexus block.
  22. An analytical cross-sectional study of axillary artery depth and needle trajectory during infraclavicular brachial plexus block.
  23. A comparative cross-sectional study of infraclavicular brachial plexus block characteristics in male and female adult patients.
  24. An observational cross-sectional study of ultrasound anatomy of the brachial plexus in the costoclavicular space among adults presenting for upper limb surgery.
  25. An analytical cross-sectional study of skin-to-brachial-plexus cord distance and technical difficulty of costoclavicular brachial plexus block.
  26. A comparative cross-sectional study of sonographic brachial plexus depth at infraclavicular and costoclavicular locations.
  27. An observational cross-sectional study of anatomical arrangement of brachial plexus cords in the costoclavicular space.
  28. An analytical cross-sectional study of compactness of brachial plexus cords in the costoclavicular space and completeness of blockade.
  29. A comparative cross-sectional study of sensory and motor blockade following infraclavicular and costoclavicular brachial plexus blocks used in routine clinical practice.
  30. A comparative cross-sectional study of ultrasound image quality during infraclavicular and costoclavicular brachial plexus blocks.
  31. A comparative cross-sectional study of needle depth during infraclavicular and costoclavicular brachial plexus blocks for forearm surgery.
  32. An observational cross-sectional study of local anesthetic spread within the costoclavicular space during ultrasound-guided brachial plexus block.
  33. An analytical cross-sectional study of local anesthetic spread pattern and completeness of costoclavicular brachial plexus block.
  34. A comparative cross-sectional study of individual terminal nerve blockade following supraclavicular and costoclavicular brachial plexus blocks.
  35. An observational cross-sectional study of immediate procedural complications during infraclavicular and costoclavicular brachial plexus blocks.
  36. An analytical cross-sectional study of patient anatomical factors associated with difficult needle visualization during costoclavicular brachial plexus block.
  37. A comparative cross-sectional study of costoclavicular brachial plexus block characteristics in normal-weight and obese adults.
  38. An observational cross-sectional study of supplemental peripheral nerve block requirement following incomplete infraclavicular brachial plexus block.
  39. An analytical cross-sectional study of predictors of supplemental peripheral nerve blockade after infraclavicular brachial plexus block.
  40. A comparative cross-sectional study of clinical and ultrasonographic predictors of successful infraclavicular and costoclavicular brachial plexus blockade for upper limb surgery.

Axillary and Distal Peripheral Nerve Blocks

  1. An observational cross-sectional study of sensory and motor block characteristics following ultrasound-guided axillary brachial plexus block for hand and forearm surgery.
  2. An analytical cross-sectional study of patient-related factors associated with incomplete axillary brachial plexus blockade.
  3. A comparative cross-sectional study of block characteristics in patients with complete and incomplete ultrasound-guided axillary brachial plexus block.
  4. An observational cross-sectional study of anatomical variations of the median, ulnar, radial, and musculocutaneous nerves around the axillary artery.
  5. An analytical cross-sectional study of nerve position around the axillary artery and success of ultrasound-guided axillary brachial plexus block.
  6. A comparative cross-sectional study of axillary nerve anatomy in male and female adult patients undergoing upper limb surgery.
  7. An observational cross-sectional study of skin-to-nerve depth during ultrasound-guided axillary brachial plexus block.
  8. An analytical cross-sectional study of body mass index and ultrasound visualization of terminal nerves during axillary brachial plexus block.
  9. A comparative cross-sectional study of axillary brachial plexus block characteristics in obese and non-obese adults.
  10. An observational cross-sectional study of the number of needle passes required for ultrasound-guided axillary brachial plexus block.
  11. An analytical cross-sectional study of number of needle passes and completeness of axillary brachial plexus blockade.
  12. A comparative cross-sectional study of single-injection and multiple-injection axillary brachial plexus block techniques used in routine clinical practice.
  13. An observational cross-sectional study of local anesthetic spread patterns around individual terminal nerves during axillary brachial plexus block.
  14. An analytical cross-sectional study of circumferential local anesthetic spread around individual nerves and successful axillary blockade.
  15. A comparative cross-sectional study of block onset characteristics in median, radial, ulnar, and musculocutaneous nerve distributions after axillary brachial plexus block.
  16. An observational cross-sectional study of the frequency of musculocutaneous nerve sparing following axillary brachial plexus block.
  17. An analytical cross-sectional study of anatomical factors associated with musculocutaneous nerve sparing after axillary block.
  18. A comparative cross-sectional study of supraclavicular and axillary brachial plexus block characteristics for hand surgery in routine anesthesia practice.
  19. A comparative cross-sectional study of procedural time for supraclavicular and axillary brachial plexus blocks used for distal upper limb surgery.
  20. A comparative cross-sectional study of patient-reported procedural discomfort during supraclavicular and axillary brachial plexus block techniques.
  21. An observational cross-sectional study of ultrasound-guided median nerve block characteristics at the forearm for hand surgery.
  22. An analytical cross-sectional study of median nerve cross-sectional area and technical ease of ultrasound-guided median nerve blockade.
  23. An observational cross-sectional study of ultrasound-guided ulnar nerve block characteristics at the forearm for hand surgery.
  24. An analytical cross-sectional study of ulnar nerve depth and technical difficulty of ultrasound-guided ulnar nerve block.
  25. An observational cross-sectional study of ultrasound-guided radial nerve block characteristics for hand and wrist surgery.
  26. An analytical cross-sectional study of radial nerve sonographic visibility and successful sensory blockade in distal upper limb surgery.
  27. A comparative cross-sectional study of sonographic visibility of the median, ulnar, and radial nerves at the forearm.
  28. A comparative cross-sectional study of procedural characteristics of median, ulnar, and radial nerve blocks performed under ultrasound guidance.
  29. An observational cross-sectional study of anatomical variations of the musculocutaneous nerve during ultrasound-guided peripheral nerve blockade.
  30. An analytical cross-sectional study of musculocutaneous nerve location and technical difficulty of selective nerve blockade.
  31. A comparative cross-sectional study of selective distal peripheral nerve blocks and axillary brachial plexus block for minor hand procedures performed under routine clinical care.
  32. An observational cross-sectional study of supplemental distal nerve blockade following incomplete proximal brachial plexus block.
  33. An analytical cross-sectional study of predictors of supplemental median, radial, or ulnar nerve blockade after incomplete brachial plexus block.
  34. A comparative cross-sectional study of terminal nerve sparing patterns following supraclavicular, infraclavicular, and axillary brachial plexus blocks.
  35. An observational cross-sectional study of patient discomfort during ultrasound-guided selective peripheral nerve blocks for hand surgery.
  36. An analytical cross-sectional study of skin-to-nerve distance and patient-reported discomfort during distal upper limb nerve blockade.
  37. A comparative cross-sectional study of distal peripheral nerve ultrasound anatomy in younger and older adult surgical patients.
  38. An observational cross-sectional study of vascular proximity during ultrasound-guided median, ulnar, and radial nerve blocks.
  39. An analytical cross-sectional study of anatomical and procedural predictors of successful ultrasound-guided distal upper limb nerve blockade.
  40. A comparative cross-sectional study of clinical characteristics, procedural difficulty, and block completeness with axillary and selective distal peripheral nerve blocks for hand surgery.

Interscalene and Superior Trunk Blocks for Shoulder and Proximal Upper Limb Surgery

  1. An observational cross-sectional study of sensory and motor block characteristics following ultrasound-guided interscalene brachial plexus block for shoulder surgery.
  2. An analytical cross-sectional study of patient-related factors associated with incomplete interscalene brachial plexus blockade.
  3. A comparative cross-sectional study of block characteristics in patients with complete and incomplete interscalene brachial plexus block.
  4. An observational cross-sectional study of ultrasound-measured depth of the brachial plexus roots and technical difficulty of interscalene block.
  5. An analytical cross-sectional study of body mass index and sonographic visualization during interscalene brachial plexus block.
  6. A comparative cross-sectional study of ultrasound image quality during interscalene block in obese and non-obese adults undergoing shoulder surgery.
  7. An observational cross-sectional study of anatomical variations of the brachial plexus roots and trunks identified during interscalene block.
  8. An analytical cross-sectional study of brachial plexus root configuration and completeness of interscalene brachial plexus blockade.
  9. An observational cross-sectional study of local anesthetic spread patterns during ultrasound-guided interscalene brachial plexus block.
  10. An analytical cross-sectional study of local anesthetic spread around the upper brachial plexus roots and successful interscalene blockade.
  11. A comparative cross-sectional study of block characteristics with periplexus and intraplexus local anesthetic spread observed during routine interscalene blockade.
  12. An observational cross-sectional study of ultrasonographically measured diaphragmatic excursion immediately before and after interscalene brachial plexus block.
  13. An analytical cross-sectional study of local anesthetic volume and immediate reduction in diaphragmatic excursion following interscalene block.
  14. A comparative cross-sectional study of diaphragmatic excursion in patients receiving routinely used lower and higher local anesthetic volumes for interscalene block.
  15. An observational cross-sectional study of immediate respiratory symptoms following ultrasound-guided interscalene brachial plexus block.
  16. An analytical cross-sectional study of patient characteristics associated with marked reduction in diaphragmatic excursion following interscalene block.
  17. A comparative cross-sectional study of interscalene brachial plexus block characteristics in younger and older adults undergoing shoulder surgery.
  18. An observational cross-sectional study of needle tip visibility during ultrasound-guided interscalene brachial plexus block.
  19. An analytical cross-sectional study of brachial plexus depth and number of needle passes required for interscalene blockade.
  20. A comparative cross-sectional study of procedural characteristics of interscalene brachial plexus block among normal-weight and obese surgical patients.
  21. An observational cross-sectional study of ultrasound anatomy of the superior trunk of the brachial plexus in adults undergoing shoulder surgery.
  22. An analytical cross-sectional study of superior trunk depth and technical difficulty of ultrasound-guided superior trunk block.
  23. A comparative cross-sectional study of sonographic visualization of the superior trunk in male and female adult patients.
  24. An observational cross-sectional study of local anesthetic spread during ultrasound-guided superior trunk block for shoulder surgery.
  25. An analytical cross-sectional study of ultrasound-observed local anesthetic spread and completeness of superior trunk blockade.
  26. A comparative cross-sectional study of sensory block characteristics following interscalene and superior trunk blocks used in routine shoulder anesthesia.
  27. A comparative cross-sectional study of immediate diaphragmatic excursion following interscalene and superior trunk blocks used during routine clinical care.
  28. A comparative cross-sectional study of procedural time for ultrasound-guided interscalene and superior trunk blocks.
  29. A comparative cross-sectional study of patient-reported procedural discomfort during interscalene and superior trunk blockade.
  30. An observational cross-sectional study of incomplete shoulder anesthesia following ultrasound-guided superior trunk block.
  31. An analytical cross-sectional study of anatomical predictors of incomplete superior trunk block for shoulder surgery.
  32. An observational cross-sectional study of suprascapular nerve sonographic characteristics in patients presenting for shoulder surgery.
  33. An analytical cross-sectional study of suprascapular nerve depth and technical ease of ultrasound-guided suprascapular nerve blockade.
  34. An observational cross-sectional study of axillary nerve sonographic visualization during selective shoulder nerve blockade.
  35. A comparative cross-sectional study of sonographic characteristics of the suprascapular and axillary nerves in adults undergoing shoulder surgery.
  36. A comparative cross-sectional study of sensory blockade following superior trunk block and combined suprascapular and axillary nerve blocks used in routine practice.
  37. An observational cross-sectional study of supplemental nerve block requirement following incomplete regional anesthesia for shoulder surgery.
  38. An analytical cross-sectional study of predictors of supplemental nerve blockade after interscalene or superior trunk block.
  39. A comparative cross-sectional study of interscalene and superior trunk block characteristics in arthroscopic and open shoulder procedures.
  40. An analytical cross-sectional study of clinical, sonographic, and technical predictors of successful regional anesthesia for shoulder surgery.

Comparative, Ultrasound, Technical, and Patient-Centered Studies Across Upper Limb Blocks

  1. A comparative cross-sectional study of procedural characteristics of supraclavicular, infraclavicular, and axillary brachial plexus blocks for upper limb surgery.
  2. A comparative cross-sectional study of sensory block completeness following supraclavicular, infraclavicular, and axillary approaches used in routine clinical practice.
  3. A comparative cross-sectional study of motor blockade following supraclavicular, infraclavicular, and axillary brachial plexus blocks.
  4. A comparative cross-sectional study of needle pass frequency among supraclavicular, infraclavicular, costoclavicular, and axillary brachial plexus block approaches.
  5. A comparative cross-sectional study of ultrasound image quality among commonly performed upper limb regional block approaches.
  6. An observational cross-sectional study of brachial plexus depth at different anatomical approaches in adults presenting for upper limb surgery.
  7. An analytical cross-sectional study of body mass index and brachial plexus depth across different ultrasound-guided upper limb block approaches.
  8. A comparative cross-sectional study of regional block technical difficulty in obese and non-obese patients undergoing upper limb surgery.
  9. An observational cross-sectional study of factors associated with poor needle visualization during ultrasound-guided upper limb regional anesthesia.
  10. An analytical cross-sectional study of skin-to-target depth and needle visibility during ultrasound-guided upper limb nerve blocks.
  11. A comparative cross-sectional study of needle visibility with in-plane and out-of-plane approaches used during routine upper limb regional anesthesia.
  12. An observational cross-sectional study of local anesthetic spread patterns during ultrasound-guided upper limb regional blocks.
  13. An analytical cross-sectional study of circumferential local anesthetic spread and completeness of peripheral nerve blockade in upper limb surgery.
  14. A comparative cross-sectional study of block success with circumferential and partial local anesthetic spread around target nerves.
  15. An observational cross-sectional study of frequency and pattern of incomplete regional anesthesia for upper limb surgery in a tertiary care teaching hospital.
  16. An analytical cross-sectional study of clinical and technical factors associated with incomplete upper limb regional blockade.
  17. A comparative cross-sectional study of patient characteristics in successful and unsuccessful ultrasound-guided upper limb regional blocks.
  18. An observational cross-sectional study of supplemental nerve block requirement following primary brachial plexus blockade for upper limb surgery.
  19. An analytical cross-sectional study of predictors of supplemental peripheral nerve block requirement during upper limb surgery.
  20. A comparative cross-sectional study of supplemental nerve block requirements following supraclavicular, infraclavicular, and axillary brachial plexus blocks.
  21. An observational cross-sectional study of patient-reported satisfaction with ultrasound-guided regional anesthesia during upper limb surgery assessed within the perioperative encounter.
  22. An analytical cross-sectional study of procedural pain and patient satisfaction during upper limb regional anesthesia.
  23. A comparative cross-sectional study of patient-reported procedural discomfort across supraclavicular, infraclavicular, and axillary brachial plexus blocks.
  24. An observational cross-sectional study of preprocedural anxiety among patients receiving regional anesthesia for upper limb surgery.
  25. An analytical cross-sectional study of preprocedural anxiety and perceived discomfort during ultrasound-guided brachial plexus blockade.
  26. A comparative cross-sectional study of procedural anxiety and discomfort in first-time and previously exposed recipients of upper limb regional anesthesia.
  27. An observational cross-sectional study of immediate local anesthetic-related symptoms during ultrasound-guided upper limb regional anesthesia.
  28. An analytical cross-sectional study of patient and procedural factors associated with vascular puncture during upper limb regional block performance.
  29. A comparative cross-sectional study of vascular proximity during supraclavicular, infraclavicular, costoclavicular, and axillary block approaches.
  30. An observational cross-sectional study of postgraduate trainee difficulty during ultrasound-guided upper limb regional block performance in a teaching hospital.
  31. An analytical cross-sectional study of operator experience and number of needle passes during ultrasound-guided upper limb regional anesthesia.
  32. A comparative cross-sectional study of block performance characteristics among junior and senior anesthesia postgraduate trainees under faculty supervision.
  33. An observational cross-sectional study of adherence to standard safety practices during ultrasound-guided upper limb regional anesthesia in a tertiary care teaching hospital.
  34. A comparative cross-sectional study of procedural characteristics of upper limb regional blocks performed in elective and emergency surgeries.
  35. An analytical cross-sectional study of emergency surgery status and technical difficulty of ultrasound-guided brachial plexus blockade.
  36. An observational cross-sectional study of regional anesthesia techniques used for different upper limb surgical sites in a tertiary care hospital.
  37. A comparative cross-sectional study of regional block selection for shoulder, arm, forearm, wrist, and hand surgeries in routine anesthesia practice.
  38. An analytical cross-sectional study of surgical site, patient characteristics, and selection of brachial plexus block approach for upper limb surgery.
  39. A comparative cross-sectional study of clinical success, technical difficulty, and immediate procedural complications among commonly used ultrasound-guided upper limb regional blocks.
  40. An analytical cross-sectional study of patient, anatomical, sonographic, and procedural factors associated with successful ultrasound-guided regional anesthesia for upper limb surgery in an Indian tertiary care teaching hospital.

📌 Updated for 2026–2027 MD and DNB Anaesthesiology admissions

The topics emphasise clinically feasible ultrasound-guided upper limb regional anesthesia research that can generally be completed within one postgraduate thesis period.

  • Feasible resources include a standard ultrasound machine, routine regional block needles, commonly used local anesthetics, sensory and motor examination, perioperative monitoring and basic respiratory assessment where relevant.
  • Advanced needle-tracking technology, three-dimensional ultrasound, specialised neurophysiology and expensive research-only imaging are not required for most projects.
  • Publication potential is strongest when block success, individual nerve territories, needle passes, needle visibility, local anesthetic spread, supplemental block requirement and immediate complications are prospectively defined.
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  • Introduction / Synopsis
  • Research Question
  • Aim of the Study
  • Primary Objective
  • Secondary Objectives
  • Materials and Methods
  • Inclusion Criteria
  • Exclusion Criteria
  • Sample Size Calculation
  • Methodology
  • Statistical Analysis
  • Ethical Considerations
  • Review of Literature
  • References
  • Gantt Chart / Study Timeline
  • Patient Information Sheet
  • Consent Form
  • Data Collection Form

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Regional Blocks For Upper Limb Surgeries research outside India

The topics above work as research questions anywhere — what changes is the document the institution expects, and who approves it before data collection begins. The Gulf equivalent of an Indian synopsis is the regional Blocks For Upper Limb Surgeries research proposal submitted to an institutional review board, and it ordinarily carries three sections an Indian synopsis does not: a Gantt chart, a budget and resources section, and a Declaration of Helsinki statement.

Board and residency programmes — country by country

Saudi Arabia — SCFHS and the Saudi Board. Residency and fellowship training under the Saudi Commission for Health Specialties includes a research project with a set timeline, and the regional Blocks For Upper Limb Surgeries research proposal is the document prepared at the outset and cleared by the institutional review board before recruitment starts.

United Arab Emirates — DHA, DOH Abu Dhabi and MOHAP. Residents training in Dubai, Abu Dhabi and the northern emirates prepare a regional Blocks For Upper Limb Surgeries research protocol for their programme and submit it for institutional review board approval before any data are collected.

Qatar — QCHP and Hamad Medical Corporation. A regional Blocks For Upper Limb Surgeries IRB proposal is reviewed before recruitment, with the ethics section written to the institution's own template rather than a generic one.

Bahrain — NHRA. Trainees turning regional Blocks For Upper Limb Surgeries research topics into a project need the proposal cleared by their institutional research and ethics committee before fieldwork begins.

Oman — OMSB. Residency programmes under the Oman Medical Specialty Board include a research component, and the regional Blocks For Upper Limb Surgeries research proposal is the document assessed at the start of it.

Kuwait — KIMS. A regional Blocks For Upper Limb Surgeries study protocol goes to the institutional committee for approval before the project begins.

Arab Board programmes across the region. The Arab Board carries its own research requirement irrespective of the host country, and the regional Blocks For Upper Limb Surgeries proposal follows the same structure throughout.

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Postgraduate degrees — Malaysia, the Gulf and beyond

Malaysia — MMed, the National Medical Research Register and MREC. A regional Blocks For Upper Limb Surgeries dissertation proposal for a Master of Medicine programme carried out in a Ministry of Health facility must be registered on the NMRR and approved by the Medical Research and Ethics Committee before the study begins, and the guidance asks for submission four to six months ahead of data collection. Every investigator on the study team registers on the NMRR as well, so the methodology, ethics and team sections are written in far more detail than an Indian synopsis requires.

PhD and Master's candidates elsewhere. University programmes generally require a full regional Blocks For Upper Limb Surgeries research proposal of roughly 6,000 to 10,000 words, with an extended literature review, a theoretical framework and a detailed methodology chapter.

PhD and MMed proposals are written individually by a medical doctor and revised until the supervisor accepts them. They are not produced by the automated protocol generator.

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🔥 Trending research areas in upper limb regional anesthesia for 2026–27

  • Superior trunk and diaphragm-sparing approaches: comparison with interscalene block is clinically relevant for shoulder anesthesia.
  • Costoclavicular brachial plexus block: compact cord anatomy and ultrasound-guided local anesthetic spread provide practical sonographic endpoints.
  • Ultrasound technical metrics: nerve depth, image quality, needle visibility, needle trajectory and spread pattern can be measured objectively.
  • Block completeness and rescue strategies: nerve sparing, supplemental peripheral nerve blocks and patient-centred procedural outcomes provide clinically meaningful endpoints.

Protocol and synopsis guidance

What an upper limb regional block protocol must contain

Define block success before recruitment. Sensory blockade, motor blockade, surgical anesthesia, supplemental nerve block and conversion to general anesthesia are distinct outcomes.

Standardise the ultrasound technique. State patient position, probe placement, anatomical target, needle approach, local anesthetic regimen and how spread will be classified.

Measure technical factors consistently. Record operator experience, target depth, image quality, needle visibility, number of needle passes, procedural time and immediate complications.

Upper limb regional anesthesia synopsis versus protocol

A synopsis presents the rationale, objectives and broad methodology. The protocol provides the operational detail needed for reproducible research, including surgical site, block approach, ultrasound landmarks, needle trajectory, drug regimen, sensory and motor territories, assessment intervals, rescue strategy and operator classification.

Sample size and statistical analysis

Calculate sample size from one primary outcome. Comparative studies should use the anticipated difference in block success or another primary variable, while analytical studies should use the expected association between a predictor and outcome.

Do not treat multiple nerve territories as independent patients. Median, radial, ulnar and musculocutaneous responses measured in the same patient are correlated observations.

Consider important confounders. Body mass index, target depth, surgical site, local anesthetic volume, block approach and operator experience may affect procedural difficulty and block completeness.

Saudi Arabia — Saudi Board / SCFHS

For Saudi Board and SCFHS-oriented anesthesia research proposals, suitable upper limb regional block projects include ultrasound-guided brachial plexus block success, anatomical and sonographic predictors, diaphragmatic effects of shoulder blocks, procedural safety and comparative evaluation of routinely used regional techniques.

UAE — Residency Research Proposals

For UAE residency research proposals, practical upper limb regional anesthesia projects can focus on ultrasound-guided block performance, patient-centred outcomes, technical difficulty, block completeness and comparisons between routinely used supraclavicular, infraclavicular, axillary, interscalene or superior trunk approaches.

Qatar — DHP / Institutional IRB

For Qatar DHP or institutional IRB submissions, upper limb block proposals should clearly define the clinical population, routine-care technique, primary endpoint, data collection schedule and safety pathway.

Oman — OMSB

For OMSB residents, feasible thesis proposals include observational and comparative studies of ultrasound-guided regional anesthesia for shoulder, arm, forearm, wrist and hand surgery using routinely available block equipment and perioperative outcomes.

Kuwait — KIMS

For KIMS postgraduate research, upper limb regional block studies can evaluate block success, needle visibility, anatomical variation, local anesthetic spread, nerve sparing, supplemental block requirement and immediate procedural complications.

Bahrain — NHRA / Institutional Research

For Bahrain NHRA or institutional research submissions, suitable projects include clinically focused studies of brachial plexus and selective peripheral nerve blocks with clearly defined safety measures, patient consent, ultrasound methodology and immediate perioperative endpoints.

Frequently Asked Questions – Regional Blocks For Upper Limb Surgeries (2026–27)

1. How do I choose a feasible upper limb regional block thesis topic in 2026?

Choose a question that matches the upper limb surgical case mix, ultrasound availability, routinely used brachial plexus approaches and the number of eligible patients in your department. Fix one primary endpoint such as block completeness, procedural difficulty, diaphragmatic excursion, supplemental block requirement or patient-reported discomfort.

2. Which study designs are accepted for upper limb regional anesthesia thesis research?

Observational cross-sectional, analytical cross-sectional and comparative cross-sectional designs are practical for most topics in this list.

3. What should I settle with my guide before starting an upper limb block study?

Fix the block approach, target surgical site, ultrasound technique, local anesthetic regimen, sensory and motor assessment method, operator level and exact definition of successful or incomplete blockade.

4. Can upper limb regional anesthesia thesis research be done with routine hospital resources?

Yes. Many projects require only a standard ultrasound machine, routine block needles, commonly used local anesthetics, sensory and motor examination and perioperative monitoring.

5. What is the difference between an upper limb regional block synopsis and protocol?

The synopsis presents the rationale, objectives and broad methodology. The protocol defines the block approach, patient position, ultrasound landmarks, needle trajectory, local anesthetic regimen, assessment intervals, operator experience and rescue strategy.

6. What ethical issues should I address in upper limb regional anesthesia research?

Prospective studies require informed consent and must not compromise clinically appropriate anesthesia. Research should not require extra needle passes or unnecessary additional blocks merely to obtain data. Identifiable images or video require separate consent, and significant complications should activate the institution's established clinical management pathway.

7. Why must block success be defined before data collection in upper limb regional anesthesia research?

Sensory block, motor block, surgical anesthesia, need for supplemental local anesthesia and need for rescue general anesthesia are related but different outcomes. The protocol should define exactly what constitutes block success before recruitment.

8. How is a PhD proposal different from an MD or DNB Anaesthesiology synopsis on upper limb regional blocks?

An MD or DNB synopsis usually addresses a focused clinical or ultrasound-based question feasible within routine upper limb surgery. A PhD proposal generally requires broader originality, larger datasets, advanced methodology or validation work.

9. When should I register my upper limb regional block thesis topic?

Register after confirming adequate numbers of the relevant upper limb procedures, consistent ultrasound access and agreement on the block technique and primary outcome.

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