Bisect the splint longitudinally from the fingertips to the wrist.
Gutter splint mcp.
The goal of splinting for boutonniere deformity is to maintain pip joint extension while keeping the mcp and dip joints free for about 6 to 8 weeks.
Use of a hand based thermoplastic splint for treatment of isolated fifth metacarpal neck fractures in pediatric patients has not previously been studied in a randomized blinded trial the authors conducted a blinded 1 1 allocation two arm parallel group.
Mcp joints in 70 90 degrees flexion.
Pip joints in 5 10 degrees flexion.
Dip joints in 5 10 degrees flexion.
Splinting mcp s in flexion and ip s extended intrinsic plus positioning safe position forearm based or hand based gutter splint position of mcp joints collateral ligament stablility.
Cut out a 3 or 4 inch splint material to the length necessary to immobilize the wrist and mcp joint.
Radial gutter splint cast second and third proximal middle phalangeal shaft fractures and select metacarpal fractures proper positioning of mcp joints at 70 to 90 degrees of flexion pip and dip.
If there is a pip flexion contracture a prefabricated dynamic three point extension splint might be used or a static splint can be adjusted serially with the goal of achieving full passive pip.
Leave the thumb index and middle fingers freely mobile.
Insert a dry gauze or cotton material between the 2nd and 3rd fingers.
A blinded randomized trial.
Splint from the proximal forearm to slightly beyond the fourth and fifth finger dip joints.