1
John H Bent: Quick release mechanism for surgical devices. Minnesota Mining and Manufacturing Company, Alexander Sell Steldt & DeLaHunt, March 16, 1976: US03943934 (119 worldwide citation)

A quick release device for a powered surgical instrument, for example, a Mueller osteotomy saw, includes a coupling having a spindle which forms a mounting surface, the spindle being driven with the coupling by the power source. Located on the spindle is a locking pin assembly movable between a lock ...


2
John H Bent deceased, by Paul Bent executor: Bone stapler. Minnesota Mining and Manufacturing Company, Donald M Sell, James A Smith, William L Huebsch, September 10, 1985: US04540110 (40 worldwide citation)

A bone stapler including a housing in which stapler can be driven by a driver along a passageway from an inlet to an outlet opening by activation of an operated drive means. Pointed projections are provided to locate bone portions to be stapled, manually releasable safety means is provided to preven ...


3
John H Bent, Anthony Russo: Surgical wire driving assembly. Minnesota Mining and Manufacturing Company, Alexander Sell Steldt & DeLaHunt, August 17, 1976: US03975032 (38 worldwide citation)

A wire driving assembly for use as a surgical instrument engages a wire in rotating driving relation through a retainer which includes a passageway therethrough for passage of the wire. Cooperating with the retainer is a body member, the latter including a bore in which the retainer is received. Dri ...


4
John H Bent: Surgical drill chuck. Minnesota Mining and Manufacturing Company, Cruzan Alexander, Donald M Sell, Edward T Okubo, April 22, 1980: US04199160 (26 worldwide citation)

A quick release drill chuck for surgical and dental instruments, particularly high speed drills powered by rotary air motors, is disclosed. The chuck engages the shafts of drills or burs and is actuated without the use of additional tools while providing a self-locking feature to insure against inad ...


5
John H Bent: Rotary surgical driver. Minnesota Mining and Manufacturing Company, Cruzan Alexander, Donald M Sell, Edward T Okubo, August 29, 1978: US04109735 (22 worldwide citation)

A driver including a hand piece adapted to be held in the hand of a user, an air motor mounted within the hand piece, and a barrel coupled transversely to the hand piece. A medical instrument is rotatably mounted in the barrel and releasably retained therein by a releasable detent located to the rea ...


6
John H Bent: Air powered rotary wire cutting and wrapping tool. H F Wilson Engineering Company, Lyon & Lyon, April 13, 1976: US03949944 (16 worldwide citation)

A tool for cutting a wire to length and then wrapping it around a terminal post includes an air motor driving through a planetary gear reduction to rotate a spindle, and a wire contacting bit rotated by the spindle. In order to develop sufficient torque to sever the wire at the bit, there is provide ...