DEVICE FOR TAKING CYLINDRICAL OSTEOCHONDROUS TRANSPLANTS Russian patent published in 2003 - IPC

FIELD: traumatology. SUBSTANCE: device includes cylinder with cutting edge and longitudinal through internal channel, depth limiter of transplant taking in form of circular projection on external surface of working cylinder and pusher accommodated inside cylinder. Pusher is made in form of piston and rod. Rod protrudes from opposite working part of cylinder on that end is less than its diameter in working part. Point of internal channel diameter variation is located above circular projection at distance from it larger than piston height, and made for limiting pusher stroke. EFFECT: provided convenience and rapidity in procedure execution, transplant integrity, control for depth of introduction into bone, reduced fraction of manual labor and application of surgeons physical efforts, due to device improved design. 3 dwg