Body Powered Elbows
Outside locking hinges are used for amputations at the elbow or distal humerus when use of the prosthetic elbow would excessively elongate the humeral section of the prosthesis.
Hosmer Outside Locking Hinge has seven locking positions. Reciprocating type locking mechanism requires very short cable travel to operate. Lower anchor strap is laminated around end of humeral socket to insure permanent alignment of hinges. Available without lower anchor strap. Each pair includes one locking and one non-locking hinge, with medial side locking.
The Hosmer E-400 Elbow provides locking positions and accommodates a life assist unit on eight left or right side.
The Hosmer E-200 Elbow is a medium size mechanical elbow with multiple locking positions. Features 11 locking positions and accommodates forearm lift assist on medial or lateral side. Available with outside or inside cable exit.
The Hosmer E-50 Elbow is a child size mechanical elbow with ten locking positions. Available with outside or inside cable exit.
College Park’s Espire manual elbow is designed to enhance the ease of movement for upper extremity amputees. The elbow features a manual lock to secure the prosthesis, with either a forearm counterbalance or spring assist, depending on the model selected. The Espire Basic, Classic and Classic Plus feature a sleek, low-profile design and an overall lower product weight than full circuitry models.
The 12K41 ErgoArm from Ottobock is a lightweight and versatile mechanical elbow that is compatible with a passive or body-powered hand or terminal device. The internal Infinite Position lock is cable-operated and can be locked, or unlocked, under load in any position. It can bear a load of up to 230N Newtons (51.71 lbs) at a forearm length of 305mm (12 in.). The Slip-Stop function makes it possible to lower the forearm in a controlled manner without having to fully release and reactivate the lock.
