Is your recovery window still open? Free one-page chart ↓
Steel Pins Sticking Out of Your Finger. Here’s How to Live With Them Until They Come Out.
K-wires are thin steel pins that hold a broken finger, hand or wrist bone in place while it heals. They usually come out in clinic around 3 to 6 weeks after surgery, often 4 weeks for a finger, in a few seconds per pin, usually without an anesthetic.
Until then, your job is PIN SITE CARE: keep the pins dry, covered and untouched, and watch for infection.
Removal feels like pressure and a pull. Not much more.
Metal coming out of your own finger looks wrong. Every bump on a door frame makes you flinch, and you’re not sure if that crust around the pin is normal or the start of something.
Here’s what matters. A pin is a direct path from the outside world to your bone. An infection that’s caught early is usually a short course of antibiotics. One that’s ignored can loosen the pin, or worse, get into the bone. And joints held still around a pin for 4 to 6 weeks get stiff, and that stiffness is the part that lingers long after the bone has healed.
So let’s get both right.
What are K-wires and why did I get them?
K-wires (Kirschner wires) are smooth steel pins, roughly the thickness of a paperclip. The surgeon drills them across a fracture, usually through the skin without a big cut, to hold the pieces in line while the bone knits. They’re used when a fracture won’t stay put in a splint or cast alone.
- Finger fractures that keep slipping out of line.
- Metacarpal fractures, including some boxer’s fractures.
- Thumb base fractures such as Bennett’s fracture.
- Mallet fractures with a large fragment or a joint that has slipped.
- Some wrist fractures, and to hold joints still after a fusion or a tendon repair.
Most are left sticking out through the skin with a bent or capped end, so they can be pulled out easily later. Some are cut short and buried under the skin instead.
How long do K-wires stay in?
- Finger fractures: usually around 3 to 4 weeks.
- Mallet fractures: often around 6 weeks.
- Metacarpal and thumb base fractures: usually around 4 to 6 weeks.
- Wrist fractures: usually around 4 to 6 weeks.
The pins come out once the X-ray shows early healing. Early healing is NOT full healing. A broken finger takes 6 to 12 weeks to heal properly, and needs protecting for at least 6 to 8 weeks. So pin removal is a milestone, not the finish line.
How do I look after K-wire pin sites?
- Follow your surgeon’s instructions first. Clinics differ: some want pins left alone under a dressing until removal, others want gentle daily cleaning.
- If you’re told to clean them: once a day, with a fresh cotton swab and sterile saline or cooled boiled water. Clean from the pin outward, one swab per pin, then pat dry. No creams or ointments unless you’ve been told to use them.
- Keep them dry. A sealed bag over the hand in the shower, or a waterproof cast cover. No swimming, no soaking, no washing dishes with that hand.
- Keep them covered by the dressing, splint or cast so they can’t catch on clothes, sheets or your hair.
- A little dried crust around the pin is normal. Don’t pick it. It’s the body’s own seal.
- Never bend, twist or pull a pin, and don’t let curious kids or friends touch them. (Yes, everyone wants to touch them. No, they can’t.)
A pin is a direct path from the outside world to your bone. Dry, covered and left alone is how you keep that path clean.
Is my K-wire infected? Signs of a pin site infection
Pin site infections are fairly common. Most are superficial, stay around the skin, and settle with oral antibiotics if they’re treated early.
- Usually normal: a thin pink ring right around the pin, a little clear or blood-tinged fluid in the first few days, dry crust.
- Infection signs: redness spreading out from the pin, cloudy, yellow or green discharge, a bad smell, pain that’s increasing instead of settling, swelling around the pin.
- Serious signs: the pin feeling loose or moving, a fever, or feeling unwell.
If you see infection signs, call your surgeon the same day. Don’t wait for the next appointment. See wound healing or infection.
Moving while the pins are in
The pinned joint stays still. Everything else should move, cos the joints you don’t use stiffen up in sympathy.
- Hand above your heart for the first few days, especially when sitting or lying down. Swelling is what turns a stiff week into a stiff month. See swelling after a hand injury.
- The free fingers: full fist and full straighten, 10 times every 1 to 2 hours while you’re awake, if your surgeon allows it.
- Shoulder and elbow: reach overhead and fully bend and straighten the elbow, 10 times, 3 to 4 times a day. A sling worn all day is how people end up with a stiff shoulder from a broken finger.
- Light one-handed tasks with the other hand are fine. Heavy use of the pinned hand is not.
Does K-wire removal hurt?
Less than people expect. Yes, it’s pliers. No, it’s not a scene from a horror movie.
- The procedure: the dressing comes off, the clinician grips the pin and draws it out in one smooth pull. It takes seconds per pin.
- How it feels: mostly pressure and a pulling or twisting sensation, sometimes a brief sharp moment. Taking a simple painkiller about an hour before, if your doctor agrees, can help.
- Buried pins under the skin need a small procedure with local anesthetic instead, sometimes in the operating room.
- Afterward: small bandages over the holes, which close within a few days. Keep them dry for 24 to 48 hours.
What happens after the pins come out?
This is where most of the real recovery happens, and where most of it gets lost.
- The bone is healing, not fully healed. A protective splint is often continued for a few more weeks, usually to around 6 to 8 weeks from the injury.
- Stiffness is normal in joints that were held still. Therapy usually starts or steps up now. Tendon glides, gentle joint bending and straightening, and a fist 10 times every couple of hours. See hand exercises after injury.
- Swelling hangs around for weeks to months, especially in the finger that was pinned. A little puffiness at the end of the day is expected.
- Strengthening usually waits until the X-ray shows solid healing, often from around 8 weeks.
The window after pin removal
A finger joint held still for 4 to 6 weeks has already started to stiffen. The first weeks after the pins come out are the OPEN window: joints and tendons respond quickly to regular movement and, where needed, splinting.
By about 3 months that window is CLOSING. A joint that’s still stiff then usually needs more intensive work, and some of that stiffness may stay. See stiff hand after a cast or surgery. Start early. Little and often beats one heroic session a week.
When can I drive, work and play sport with K-wires?
- Driving: not while the pins are in and the hand is in a splint or cast, for most people. You need to be able to grip the wheel and control the car in an emergency. See driving after a hand injury.
- Desk work: often within days, one-handed, if the pins are well covered.
- Manual work: usually not until the pins are out and the fracture is healing well, often 6 to 10 weeks, longer for heavy gripping.
- Heavy grip, gym and contact sport: usually around 8 to 12 weeks after surgery, sometimes longer, and only once your surgeon is happy with the X-ray.
What a hand therapist does differently
- Makes the splint fit the job. A custom splint protects the fracture and the pins while leaving every joint that can move free to move.
- Gets the free joints moving from week 1, so you’re only fighting stiffness in the pinned finger after removal, not the whole hand.
- Measures progress in degrees, week by week, so a joint that’s falling behind gets spotted at week 2, not month 3.
Call your surgeon today if
- Fingers are pale, cold, blue or numb.
- A pin moves, backs out, bends or disappears under the skin.
- Redness is spreading from a pin, there’s pus or a bad smell, or you have a fever.
- Pain is increasing instead of settling.
Get it checked if
- The finger crosses its neighbor when you make a fist. That can mean the bone has rotated, so get it seen within days.
- The finger is moving less 2 weeks after pin removal than it was at removal.
- A pin hole hasn’t closed a week after removal, or starts to discharge.
Dry, covered, untouched until removal day, then get the joints moving.
Written by Nigel Chua, hand occupational therapist in practice since 2005. Thousands of hands, wrists and elbows assessed and treated. My credentials are here. This article explains; it doesn’t examine. Your surgeon’s pin care and removal plan comes first where it differs from anything here.
Part of: Recovery after hand, wrist and elbow surgery: every week-by-week guide
Every article on this site is written using the Closing Window Method: name the window your condition runs on, find where you are in it, and act while it’s still open.