R R

What Is Trigger Finger Release?

Trigger finger release is a hand procedure that opens the A1 pulley so a flexor tendon can glide freely at the base of a finger or thumb. Trigger finger develops when a thickened tendon or narrowed pulley causes catching, clicking, or locking during motion. Releasing the constricted pulley removes the mechanical bottleneck while preserving the rest of the flexor pulley system. The procedure can be performed through a small open incision or with a percutaneous release technique in selected patients.

Link to This Resource Page

Provide a valuable resource to your clients or customers by linking to this resource page. Just place the following link on your website.

To display this...

What Is Trigger Finger Release?

Trigger finger release is a hand procedure that opens the A1 pulley so a flexor tendon can glide freely at the base of a finger or thumb. Trigger finger develops when a thickened tendon or narrowed pulley causes catching, clicking, or locking during motion. Releasing the constricted pulley removes the mechanical bottleneck while preserving the rest of the flexor pulley system. The procedure can be performed through a small open incision or with a percutaneous release technique in selected patients.

read more about trigger finger release ...

Copy this HTML:

Copy HTML Copied!

Why Is Trigger Finger Release Performed?

Surgery is considered when painful catching or locking persists despite nonsurgical treatment such as activity modification, splinting, or corticosteroid injection. It can also be recommended for severe locking, fixed flexion, recurrent symptoms, or cases in which injections are unsuitable or have repeatedly failed. Examination generally confirms tenderness and triggering near the A1 pulley before surgery is chosen. Other causes of finger stiffness or tendon dysfunction are considered when symptoms are atypical.

How Is Trigger Finger Release Performed?

During open release, the surgeon makes a small incision over the A1 pulley and protects the nearby digital nerves and vessels. The A1 pulley is divided longitudinally until the flexor tendon can move without catching. The patient can sometimes actively move the finger during surgery when local anesthesia is used, helping confirm that triggering has resolved. Percutaneous techniques release the pulley through the skin with a needle or specialized device without a conventional open incision.

What Is Recovery Like After Trigger Finger Release?

Finger motion is encouraged soon after surgery to reduce stiffness and help the tendon glide. The incision is kept clean and protected while it heals, and heavy gripping or repetitive hand use is limited initially. Soreness and swelling at the base of the finger can persist for several weeks. Most patients regain comfortable motion as the wound heals, although longstanding stiffness can require hand therapy and take longer to improve.

What Are the Risks and Complications?

Possible complications include infection, bleeding, scar tenderness, stiffness, persistent pain, and incomplete release with continued triggering. Injury to a digital nerve or flexor tendon is uncommon but can affect sensation or finger function. Excessive release of adjacent pulley structures can contribute to tendon bowstringing, although this is uncommon with an isolated A1 pulley release. Recurrent triggering or persistent contracture can occasionally require therapy, injection, or revision surgery.

Frequently Asked Questions About Trigger Finger Release

What pulley is cut during trigger finger release?

The A1 pulley at the base of the affected finger or thumb is released so the flexor tendon can glide without catching.

Is trigger finger release always open surgery?

No. Open release is common, but percutaneous release can also be used in selected patients with appropriate anatomy and surgical expertise.

Can the finger move right after trigger finger release?

Yes. Early finger movement is generally encouraged after surgery to reduce stiffness and promote smooth tendon gliding.

Can trigger finger come back after release?

Yes, although recurrence is uncommon. Persistent or recurrent symptoms can result from incomplete release, scar tissue, another pulley problem, or a different hand condition.

References

Parotidectomy. StatPearls (NCBI Bookshelf). https://www.ncbi.nlm.nih.gov/books/NBK557651/. Date Accessed August 13, 2026.

Parotidectomy: Procedure & Recovery. Cleveland Clinic. https://my.clevelandclinic.org/health/treatments/24057-parotidectomy-parotid-gland-tumor-surgery. Date Accessed August 13, 2026.

Salivary Gland Cancer Treatment (PDQ?) ? Health Professional Version. National Cancer Institute. https://www.cancer.gov/types/head-and-neck/hp/adult/salivary-gland-treatment-pdq. Date Accessed August 13, 2026.

Treatment of complications of parotid gland surgery. PubMed Central (PMC). https://pmc.ncbi.nlm.nih.gov/articles/PMC2639867/. Date Accessed August 13, 2026.

Frey's Syndrome: What It Is, Causes, Symptoms & Treatment. Cleveland Clinic. https://my.clevelandclinic.org/health/diseases/25185-freys-syndrome. Date Accessed August 13, 2026.