A method is presented to overcome problems of first web space contracture by means of a dynamic, continuously adjustable, wedge-shaped splint. The device is easily constructed of inexpensive material by physician or hand therapist. The splint is custom-tailored to the individual patient and is lightweight and comfortable, promoting good patient compliance. Its continuously adjustable nature maximizes its effects throughout therapy, and the even distribution of the pressure makes for a high surface area of patient/splint contact for even pressure distribution and eliminates the problems of skin necrosis, even with lengthy applications.