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Home ›Hand & Upper Limb Reconstruction ›Nerve Injuries ›Radial Nerve Palsy Tendon Transfer
Reconstruction when a nerve will not recover

Radial Nerve Palsy Tendon Transfer

Some radial nerve injuries never recover, leaving the wrist and fingers unable to lift. Tendon transfer borrows working muscles from elsewhere in the forearm and reroutes them to do that job, which is reconstruction rather than nerve repair.

Radial Nerve Palsy Tendon Transfer, Elegance Clinic Surat
Anaesthesia
Regional block or general anaesthesia
Hospital stay
Usually one day
Back to routine
Desk work often around six weeks
Cost band
Written estimate
Quick answer

Tendon transfer for radial nerve palsy takes tendons still working under other nerves and attaches them to the tendons that lift the wrist, fingers and thumb. Nothing is done to the injured nerve itself. This is a reconstruction that replaces lost movement, chosen once nerve recovery has been ruled out or has failed to arrive.

Key takeaways
  • Tendon transfer is reconstruction, not nerve repair, because it replaces a lost movement instead of restoring the damaged nerve.
  • Muscles still powered by working nerves are rerouted to lift the wrist, straighten the fingers and open the thumb.
  • Transfers are considered when a radial nerve injury has not recovered after a reasonable period of observation and therapy.
  • Movement returns quickly compared with nerve regrowth, because the transferred muscle already has its own nerve supply.
  • Success depends on supple joints and good therapy, since the brain must learn to use an old muscle for a new task.
Tendon transfer: A tendon transfer is an operation that detaches a working tendon from its usual attachment and fixes it to another tendon, so a healthy muscle takes over a movement that has been lost.

What tendon transfer for radial palsy involves

Radial nerve palsy leaves a hand that closes but cannot open. Fingers still curl, because their bending muscles run under a different nerve, yet the wrist drops and the knuckles will not straighten. For many patients the nerve eventually recovers. When months pass with no return of power, or the nerve is known to be beyond repair, attention shifts from the nerve to the muscles.

The idea is straightforward. Several forearm muscles are still working normally under the median nerve, and some of them do jobs the hand can spare. Detaching one of those tendons and stitching it into the tendon that lifts the wrist gives that movement a new engine. Two more transfers are usually added, one to straighten the fingers and one to open the thumb.

It helps to be clear about what this is not. Nothing is repaired or grafted in the nerve itself, and feeling on the back of the hand is not changed. What returns is movement, borrowed from elsewhere, which is why the operation belongs to reconstructive surgery rather than to nerve surgery.

When tendon transfer is considered
✦Radial nerve palsy that has shown no recovery after a reasonable waiting period
✦A nerve known to be destroyed, where repair or grafting is not possible
✦A gap in the nerve too long to bridge after a severe crush or gunshot wound
✦Nerve repair already carried out that produced no useful power
✦Older patients in whom nerve regrowth over a long distance is unlikely
✦Patients who need working hand function sooner than nerve recovery could deliver

Signs that need prompt medical attention

A wrist that has stayed dropped for months with no flicker of lifting power.
Fingers and thumb that cannot be straightened even when the wrist is supported.
Joints of the wrist or fingers becoming stiff and difficult to move passively.
Skin breaking down under a splint that no longer fits the hand properly.

Who this operation suits

Transfers suit people whose nerve will not recover but whose joints remain supple and whose donor muscles are strong.

May be suitable when
✦Established radial palsy with no recovery after adequate observation
✦Full passive movement of the wrist and fingers when moved by the other hand
✦Strong donor muscles supplied by nerves that were not injured
✦Willingness to complete a structured therapy programme after surgery
May not be suitable when
✦A nerve that is still showing early signs of recovery on testing
✦Stiff joints that must first be freed and mobilised through therapy
✦Continued smoking or uncontrolled diabetes, which affect wound healing
✦Expecting the hand to regain its original strength and speed

How the operation is carried out

01
Checking the donors

Each candidate muscle is tested for strength and the joints checked for full passive movement. A muscle that is weak or a joint that is stiff will not give a good result.

02
Anaesthesia and incisions

The arm is numbed with a block, or general anaesthesia is used. Incisions are made on the front and back of the forearm to reach the donor and recipient tendons.

03
Rerouting the tendons

Selected tendons are detached from their usual insertion and passed around the forearm to reach the tendons that lift the wrist, fingers and thumb.

04
Setting the tension

Every transfer is stitched at a carefully judged tension, since too loose gives weak lift and too tight stops the hand closing. Balance here decides the result.

05
Splinting and closure

Wounds are closed and a splint holds the wrist and fingers in the protected position. Therapy begins once healing allows, retraining each new movement.

What recovery looks like

Day 1 to 3

The arm is elevated in the splint and discomfort is managed with simple medication. Movement is not permitted yet, because the joins are still fragile.

Week 1 to 2

Sutures and wounds are checked. Splinting continues, and a therapist begins teaching the movements you will start once protection can be reduced.

Week 6

Support usually eases and active training begins in earnest. Learning to fire the transferred muscle for its new job takes concentration at first.

Month 6 and beyond

Most patients are using the hand for daily tasks by now. Strength and smoothness continue to improve as the movement becomes automatic.

What this operation can achieve

✦Restores active lifting of the wrist, which by itself improves grip strength greatly
✦Allows the fingers to be straightened so objects can be released and grasped
✦Brings the thumb out of the palm, making pinch and holding possible again
✦Removes daily dependence on a wrist splint for basic function
✦Gives a result within months rather than waiting years for uncertain nerve recovery

What results are realistic

Tendon transfers usually give a hand that works well for daily life, though not one that matches the uninjured side. Power is limited by the strength of the donor muscle, and fine coordination takes time as the brain learns its new task. Feeling on the back of the hand is unchanged, since only movement has been reconstructed. Results depend heavily on joint suppleness beforehand and on therapy afterwards.

Risks you should know about

This is planned reconstructive surgery, and it is worth understanding what may not go to plan.

A transfer set too tight or too loose, giving weak lift or difficulty closing the hand
Adhesions where tendons scar down and glide poorly, limiting movement
Loss of the function the donor muscle previously provided, which is usually minor
Infection or wound healing problems along the forearm incisions
A transfer that pulls away from its attachment and needs further surgery

Looking after your hand at home

The splint protects the joins while the tendons knit, and therapy teaches the hand its new pattern.

✦Keep the splint on continuously until your surgeon reduces it
✦Avoid gripping, lifting or driving until you are told it is allowed
✦Practise the retraining exercises little and often through the day
✦Watch for redness, swelling or discharge around the wounds and report it
✦Continue therapy after movement returns, since strength builds slowly

Common beliefs worth correcting

MythTendon transfer repairs the nerve
In practice

It does not touch the nerve at all. Working muscles are rerouted to replace a lost movement, which is a different kind of operation.

MythThe hand will feel normal again
In practice

Only movement is reconstructed. Numbness on the back of the hand comes from the nerve and remains unchanged by this surgery.

MythMovement returns as soon as the splint comes off
In practice

Tendons must knit first, then the brain has to learn to use the muscle differently, so control develops over weeks of therapy.

MythIt is better to wait longer in case the nerve recovers
In practice

Waiting has a limit. Stiff joints and wasted muscles reduce what a transfer can achieve, so timing is discussed rather than left open.

Why patients choose Elegance Clinic

Tendon transfers at Elegance Clinic in Surat are planned with the therapist involved from the start, because the training afterwards decides how well the new movement works.

✦Donor muscles and joint suppleness assessed carefully before any transfer is offered
✦Clear explanation of how reconstruction differs from repairing the nerve
✦A written estimate before admission, including splints and therapy sessions
✦Structured retraining programme arranged as part of the treatment plan
Cost & insurance

Cost and insurance

Cost for tendon transfer surgery depends on how many transfers are needed, whether the wrist, fingers and thumb are all addressed, and how long the operation runs. Splints and the therapy programme afterwards form a real part of the total and are included in the discussion. A written estimate is prepared after your assessment, covering surgery, anaesthesia, hospital charges and planned review visits. Where the original injury happened at work or on the road, insurance or employer cover may apply.

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Radial Nerve Palsy Tendon Transfer
Written estimate
After assessment
Patients ask

Questions patients ask, answered

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The total reflects how many transfers are performed, the length of theatre time, the splints required and the therapy sessions afterwards. A written estimate follows your assessment, covering surgery, anaesthesia and planned reviews so you can plan ahead.

Tendon transfer is well established and usually done under a block or general anaesthesia. Infection, stiffness, adhesions and a transfer that needs adjusting are the main concerns, and each is explained before consent is taken.

The splint stays on for several weeks while the tendon joins heal. Active retraining then begins, and most people use the hand for daily tasks within a few months. Strength keeps building for a good while afterwards.

Many patients regain useful lifting of the wrist, fingers and thumb, enough for everyday work. Power is limited by the donor muscle, and speed and fine coordination usually stay below the uninjured side.

No. This operation reconstructs movement only, using tendons rather than nerves. Sensation on the back of the hand depends on the injured nerve and is not altered by transferring tendons.

Usually after enough time has passed to show that nerve recovery is not coming, judged by repeated examination and nerve studies. Waiting far beyond that point allows joints to stiffen, which reduces what surgery can achieve.

Donor muscles are tested for strength, joints checked for full passive movement and the pattern of loss recorded. The difference between nerve repair and reconstruction is explained, along with a written estimate before any decision.

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