01 / NERVE
Carpal & Cubital Tunnel Surgery
Decompression aims to relieve pressure on a nerve at the wrist or elbow. The decision starts with the pattern of your symptoms, the health of the nerve and what your hand needs to do.
Understand the pathway01 / WHAT THIS TREATMENT ADDRESSES
Understand what can change.
Carpal tunnel release
The median nerve is compressed at the wrist. Release creates more room beneath the tight ligament, aiming to reduce night waking, tingling and numbness in the thumb-side fingers.
Cubital tunnel decompression
The ulnar nerve is compressed around the elbow. Treatment aims to protect its function and ease symptoms in the ring and little fingers. Longstanding weakness may not fully recover.
02 / WHEN TREATMENT IS CONSIDERED
A reason to intervene.
A reason to be careful.
A wrist splint or injection may help carpal tunnel symptoms; changing elbow positions and night support may help cubital tunnel symptoms. Surgery becomes an option when symptoms persist despite suitable care, or examination and nerve tests suggest significant damage. Progressive weakness deserves timely review rather than repeated delay.
03 / BEFORE THE PROCEDURE
A clear plan before the day.
The consultation distinguishes wrist compression from elbow or more proximal nerve problems. Nerve conduction studies, and sometimes ultrasound, help when the diagnosis or severity needs clarification. Discuss which symptoms surgery is likely to help and which may remain.
Bring your questions.
Review medicines, allergies and health conditions with the team. Follow your own instructions about fasting and medication changes; do not stop prescribed treatment on your own.
Ask what help, transport and time away from work you may need.
04 / THE PROCEDURE
A PATIENT GUIDE / THREE KEY STAGESPrecision in every step.
The median nerve lies just beneath the transverse carpal ligament. Nine flexor tendons pass deeper within the tunnel; the carpal bones form its floor and sides. Release opens the ligament roof to reduce pressure on the nerve.
- Median nerve
- Transverse carpal ligament
- Flexor tendons (nine)
- Carpal bones / tunnel floor
The ulnar nerve curves behind the medial epicondyle at the inner elbow before passing through the cubital tunnel. The illustration shows a decompression concept with the nerve in its usual course; nerve transposition is a separate decision.
- Ulnar nerve
- Medial epicondyle
- Cubital tunnel region
- Ulna
Locate
Confirm the site of compression and the agreed approach at the wrist or elbow.
Release
The constricting tissue is released to reduce pressure. At the elbow, the nerve’s stability may influence whether repositioning is appropriate.
Protect
The incision is closed and dressed. Wound care and permitted movement are explained before discharge.
05 / ANAESTHESIA & THE DAY
The plan is personal.
Carpal tunnel release is commonly a day-case operation under local anaesthetic. Elbow decompression may use regional or general anaesthesia. Your anaesthetist and surgeon confirm the plan; the operation and your health determine discharge arrangements.
06 / RECOVERY
PROTECT → MOVE → STRENGTHENProgress has
its own pace.
These are guideposts, not personal clearance dates. Your operation, healing and clinical review determine the next step.
Carpal release
First days
Dressing & gentle use
Protect the wound, control swelling and move the fingers as advised. Light tasks may be possible.
10–14 days
Wound review
Stitches and wound care are reviewed according to the closure used.
Following weeks
Build daily use
Increase use gradually as comfort and wound healing allow. Forceful gripping can remain uncomfortable.
Several months
Nerve & strength recovery
Strength and sensation can improve slowly. Severe pre-existing nerve damage may leave lasting symptoms.
Cubital decompression
First days
Protect the elbow
Follow the dressing, movement and any splint instructions for your operation.
First weeks
Restore comfortable motion
Review healing and gradually resume light tasks; a moved nerve may need a different protection plan.
Following weeks
Work & loading review
Demanding work and sport need more recovery than desk tasks. Clearance depends on comfort and the operation.
Months and beyond
Monitor nerve function
Numbness and strength may recover slowly or incompletely. Preventing further deterioration can be an important goal.
07 / RETURN TO LIFE
Back to the things
that matter.
- Work
- Discuss modified duties. Keyboard work and heavy gripping place different demands on the wound and nerve.
- Driving
- Resume only when you can safely control the vehicle and react in an emergency, with no restricting dressing or sedating medication. Confirm with your team and insurer.
- Exercise & therapy
- Progress load rather than testing maximum grip early. Therapy may help persistent stiffness, scar sensitivity or weakness.
08 / RISKS & CONSIDERATIONS
A balanced
decision.
Possible problems include infection, bleeding, tender scars, stiffness, persistent or returning symptoms and injury to nearby nerves. Elbow surgery can leave altered sensation around the scar. Occasionally pain and swelling persist beyond the expected course; further treatment may be needed.
09 / THE GOAL
Useful function.
Realistic expectations.
The aim is to reduce compression and protect nerve function. Relief of intermittent tingling may precede recovery of grip or constant numbness. The longer and more severely a nerve has been affected, the less predictable its recovery.
10 / YOUR QUESTIONS
Before you decide.
Will the numbness disappear immediately?
It may improve early, but constant numbness and muscle weakness can take much longer. Some changes are permanent when the nerve has already been severely damaged.
Will I have a scar?
Yes. The incision location depends on the operation. Scar sensitivity can outlast wound healing; your team can advise on care once the skin has healed.
Will I need a splint?
This depends on the release and, for elbow surgery, whether the nerve is repositioned. Follow the specific protection plan you receive.
CLINICAL READING
Sources & further reading.
General patient guidance to support a consultation. Your own surgical plan and discharge instructions take priority.
- BSSH · Carpal tunnel syndrome
- BSSH · Cubital tunnel syndrome
- AAOS · Cubital tunnel release
- Cambridge University Hospitals · Care after carpal release
- Frimley Health · Carpal tunnel decompression
- Anatomy reference · Carpal tunnel release
- Anatomy reference · Cubital tunnel decompression
- Royal College of Anaesthetists · Preparing for surgery
- Chelsea and Westminster Hospital · Before hand surgery
A CONSIDERED NEXT STEP
The right treatment starts
with the right diagnosis.
Understand your options, discuss the trade-offs and plan a recovery that fits your life.
PROF. DR. SAMI HASSAN / HEALTHPOINT