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Finger Splint

From WikiSM
(Redirected from Dorsal blocking splint)

Other Names

  • Dorsal Distal Phalanx Splint
  • Dorsal Extension Block Splint
  • Aluminum U-shaped Finger Splint
  • Mallet Finger Splint
  • Padded Dorsal Splint
  • Unpadded Volar Splint
  • Prefabricated Mallet Finger Splint

Background

  • This page covers finger splints
  • They are generally prefabricated and can be molded to treat specific pathology

Indications

General

Dorsal Extension Block Splint

Aluminum U-shaped Splint

Mallet Finger Splint


Contraindications

Dorsal extension block splint[1]
  • Displaced or unstable fractures
  • Some tendon injuries
  • Open fractures

Dorsal Extension Block Splint

Aluminum U-shaped finger splint

Indications

Technique

  • Middle Phalanx Avulsion fracture: Splint is applied with PIP joint at 45° of flexion
  • Secure at the proximal digit, allowing flexion of the PIP joint
  • Obtain weekly radiographs for 4 weeks, decreasing flexion by 15° per week
  • Follow with buddy taping
  • For reduced PIP joint dislocations, can start at 20 degrees of flexion

Aluminum U-shaped Splint

Various mallet finger splints[2]

Indications

Technique

  • Wrap aluminum splint around volar fingertip
  • Immobilizes only the DIP joint in extension

Mallet Finger Splint

Indications

Technique

  • Place the DIP joint in slight hyperextension
  • Maintain in extension for 6-8 weeks, even when changing splint
  • Reassess for compliance every 2 weeks
  • Consider night splinting for an additional 2-4 weeks after

Aftercare

  • Make sure follow up is arranged
  • Advise patient to keep dry, change tape if dressing becomes wet

Complications

  • Pain or discomfort
  • Restricted circulation

See Also


References

  1. Boyd, Anne S., Holly J. Benjamin, and Chad A. Asplund. "Splints and casts: indications and methods." American family physician 80.5 (2009): 491-499.
  2. Image courtesy of orthobullets.com, "Mallet Finger"
Created by:
Jesse Fodero on 14 July 2019 20:33:58
Authors:
Last edited:
9 August 2025 13:38:03
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