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Hand and Upper Limb 7 min read

Hand nerve repair: what to expect in the first week

The first week after hand nerve repair is about protecting the join, controlling swelling and starting therapy. The numbness will not have changed yet, and that is exactly what is expected.

Hand nerve repair: what to expect in the first week
Key takeaways
  • The hand stays numb through the first week, which is expected and not a sign that the repair has failed.
  • The splint holds the wrist and fingers in a position that keeps the nerve join slack, so it must not be adjusted at home.
  • Elevation above heart level, day and night, does most of the work against swelling, throbbing and stiffness.
  • Move the shoulder and elbow freely, and move the free fingers only as your therapist instructs.
  • White, blue, cold or intensely painful fingertips, or rapidly increasing swelling, means an emergency department immediately.
  • A numb hand cannot warn you about heat, so check the skin daily and never test water temperature with it.

Here is the most important thing about the first week after hand nerve repair. Your hand will still be numb, and that is exactly what should happen. Nothing about the operation restores feeling immediately. This week is about protecting a delicate join, keeping swelling down, keeping the wound clean and beginning therapy. Recovery of sensation belongs to the months ahead, not to these seven days.

What happens on the day of surgery?

Hand nerve repair is often done under a regional block, meaning the arm is numbed while you stay awake, though a general anaesthetic is used for longer or more complex injuries. If a block was used, the whole arm stays heavy and completely numb for several hours afterwards, sometimes into the next morning. During that time the arm is genuinely defenceless. Keep it in the sling and away from hot vessels, stove edges and doorways, because you will not feel damage happening.

You will wake with a bulky dressing and usually a plaster slab or splint holding the wrist and fingers in a particular position. That position is not arbitrary. It keeps the repaired nerve slack so that the stitches at the join are not pulled apart. Do not adjust it, loosen it or reposition your fingers inside it because it feels odd, and do not let a family member do so either.

Pain, swelling and elevation

As the block wears off, expect an ache and throbbing rather than sharp pain. This is often worse in the first night, which catches people out because the day felt comfortable. Take the prescribed pain medicines on schedule for the first few days instead of waiting for pain to build.

Elevation is the treatment that does most of the work. Keep the hand above the level of your heart as much as you can, day and night. Resting it on a pillow beside you when sitting, and on a pillow across the chest when lying down, makes a real difference to swelling, throbbing and stiffness. A hand allowed to hang down for a week swells, hurts more and stiffens faster.

Move the shoulder and elbow freely from the first day, unless you have been told otherwise. Stiff shoulders after hand injuries are common and entirely avoidable.

What about the fingers that are free?

Any finger left outside the splint should be moved gently and regularly, as instructed. Hand therapy usually begins within days rather than weeks, because joints in the hand stiffen very quickly and a stiff hand wastes a good repair. Your therapist gives you a specific programme with limits, and those limits protect the nerve join. Do exactly what is prescribed. Doing extra is not enthusiasm here, it is risk.

Looking after the wound

Keep the dressing clean and dry. Do not remove it to inspect the wound, do not apply oils, turmeric, ash, toothpaste or any home remedy, and do not let anyone press or massage the area. Ask specifically when you may bathe and how to keep the hand dry, since arrangements vary with the dressing and splint used.

Smoking meaningfully reduces blood supply to healing tissue and to a healing nerve. If there was ever a week to stop, this is it. Alcohol interacts with pain medicines and is best avoided while you are taking them.

Which symptoms need a phone call and which need an emergency department?

Call the clinic for a fever, for pain that increases day by day instead of easing, for a dressing that becomes soaked, for a foul smell, or for a splint that has slipped or become uncomfortable enough that you are tempted to adjust it yourself.

Go to an emergency department now if fingertips beyond the dressing turn white, blue, cold or intensely painful, if the hand swells rapidly with severe pain that pain medicine does not touch, if you develop fever with shaking chills, or if there is bleeding that soaks through the dressing and does not stop with elevation and gentle pressure. Circulation problems and severe swelling under a tight dressing are treated urgently.

Why is my hand still completely numb?

Because a repaired nerve is a joined cable that has not yet regrown. After a repair, the fibres must grow from the join all the way down to the skin they supply, and that growth is slow, measured in months. Feeling in the first week will be exactly as it was before surgery, or slightly worse because of swelling and local anaesthetic. This is not a sign that the operation failed.

Recovery afterwards is gradual and often partial. How much sensation and power return depends on the level of the injury, whether the nerve was cut cleanly or crushed, how much time passed before repair, and your age. Many people regain enough feeling to protect the hand from heat and pressure, and some regain finer discrimination. Nobody can tell you in week one what your endpoint will be.

Protecting a hand that cannot feel

Until sensation returns, the numb area is at genuine risk. Do not test water temperature with that hand. Be careful with tea, cooking, irons, bike engines and machinery. Look at the numb skin daily for redness, blisters or small cuts you did not notice happening, because you will not be alerted by pain.

Tell the people you live with as well. A numb hand is not obvious to anyone looking at it, and relatives who understand why you are not being handed the hot vessel will help more than they hinder. Many of the burns and cuts seen in clinic after nerve injury happen during ordinary kitchen and workshop tasks in the first weeks, when the hand looks fine and everyone including the patient forgets that it cannot feel.

The week ahead

Expect a wound review and a therapy appointment early. At Elegance Clinic in Surat, the splint position, the therapy plan and the timing of stitch removal are set individually for your injury, and enquiries between visits go to WhatsApp. If you are worried about the dressing at eleven at night, ask rather than adjusting it yourself.

Where to read the clinical detail

Read about hand nerve injuries →

Related reading

Questions patients ask

Questions readers ask, answered

These are the questions that come up most often on this topic. If yours is not here, send it on WhatsApp and the team will reply, usually the same day.

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Because the repair joins the cable but the fibres inside it still have to grow down to the skin they supply, and that growth takes months. Sensation in the first week is usually unchanged or slightly worse due to swelling and local anaesthetic. This is expected and does not indicate that the surgery failed.

Usually several weeks, though the exact period depends on the nerve involved, the level of the injury and whether tendons were repaired at the same time. The position holds the nerve join slack while it heals. Never adjust or remove the splint yourself, and ask the team before changing anything about it.

Most people describe an ache and throbbing that is worst on the first night as the anaesthetic block wears off, then settles day by day. Pain medicines taken on schedule usually control it. Pain that increases steadily rather than easing, or that is not touched by medicine, should be reported straight away.

Only as instructed. Fingers left outside the splint are usually moved gently and often to prevent stiffness, but the movement is prescribed with limits that protect the nerve join. Hand therapy commonly starts within days. Doing more than the programme allows risks the repair, so follow the instructions precisely.

Ask the team, because it depends on your dressing and splint. Until then, keep the dressing completely dry, wash the rest of the body carefully, and do not remove the dressing to look at the wound. Applying oils, turmeric or other home remedies to a fresh wound is not advisable.

Fingertips beyond the dressing turning white, blue, cold or intensely painful, rapidly increasing swelling with severe pain, bleeding that soaks the dressing and will not stop, or fever with shaking chills. Go to an emergency department now for any of these rather than waiting for a clinic appointment or a call back.

Not in the first week, and not for a considerable time afterwards. Protection comes first, then graded movement, then strengthening, with sensation returning slowly across months. The pace depends on the injury and on how well therapy is followed. Your surgeon and therapist will give you a plan suited to your specific repair.

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