The invention discloses an Orthopedic traction support for the fingers. The traction support includes an arm sleeve assembly, a bandage assembly, a fingertip traction assembly, a midfinger traction assembly, a housing and an arm sleeve body, a mounting base and a bayonet, a reduction gear set, a ratchet wheel rotating shaft, a ratchet wheel and pawls, a bandage and a fingertip push rod, a conversion support, a fingertip pushing rack, a fingertip pushing rack base, a fingertip rack sliding base, a fingertip gear rotating shaft, a fingertip transmission gear, a connecting rod transmission gear,a fingertip connecting rod, a fingertip transmission rod, a fingertip clamp, a middle finger pushing rod, a middle finger pushing rack, a middle finger pushing rack base, a middle finger rack slidingbase, a middle finger transmission gear, a middle finger connecting rod, a middle finger transmission rod and a middle finger clamp. By means of the bandage assembly on the arm sleeve body, the traction support of the finger orthopedic patient can be rapidly and conveniently fixed. Through mutual cooperation of the fingertip clamp and the finger middle clamp driven by the power source, positioningtraction of the finger of the patient and positioning adjustment in the rehabilitation process are achieved.