1
Kletschka Harold D, Rafferty Edson H: Suture anchor. Bio Medicus, Merchant Gould Smith Edell Welter & Schmidt, October 7, 1975: US3910281 (327 worldwide citation)

A suture having a surgical needle connectable to one end has an enlarged anchoring member secured to the other end thereof. A lateral projection is provided on the anchoring member. The lateral projection is grasped by a physical instrument to position the anchor member during the suture tying proce ...


2
Harold D Kletschka, Edson D Rafferty: Fluid conveying surgical instrument. Bio Medicus, Merchant Gould Smith Edell Welter & Schmidt, September 20, 1977: US04049002 (106 worldwide citation)

A surgical instrument of scissors configuration having one or more suction and spraying openings disposed at the functional end thereof, the openings communicating with a fluid conduit which is carried by and movable with one or both of the instrument handles or manipulating means. Movable conduit e ...


3
Dwight A Buckholtz: Blood pump drive system. Bio Medicus, Merchant Gould Smith Edell Welter & Schmidt, September 15, 1992: US05147186 (98 worldwide citation)

Perfusion pump driver apparatus for coupling motive power from a controller console to the rotator of perfusion pump. The coupler has a console adapter to connect the coupler apparatus to the pump control console. A pump receptacle is provided in the coupler to connect the pump to the driver. A powe ...


4
Edson Howard Rafferty, Harold D Kletschka: Pumping apparatus and process characterized by gentle operation. Bio Medicus, Merchant Gould Smith Edell Welter & Schmidt, May 18, 1976: US03957389 (87 worldwide citation)

Pumps wherein smooth surfaced rotators cause propulsion of a delicate fluid without significant damage to the fluid. The pumps may be used as heart pumps, blood pumps, and pumps for all types of fluids in connection with the maintenance of life or biological functions in a human or animal subject in ...


5
Kletschka Harold D, Rafferty Edson H: Suture bridges. Bio Medicus, Merchant Gould Smith & Edell, August 27, 1974: US3831608 (72 worldwide citation)

The disclosure is directed to a surgical bridge for supporting incision sutures under continuous tension. One form of the surgical bridge comprises an elongated member constructed to bridge the incision, and which is resiliently flexible under the influence of suture tension to compensate for swelli ...


6
Harold D Kletschka, Edson D Rafferty: Fluid conveying surgical instrument. Bio Medicus, Merchant Gould Smith Edell Welter & Schmidt, September 14, 1976: US03980086 (68 worldwide citation)

A surgical instrument of scissors configuration having one or more suction and spraying openings disposed at the functional end thereof, the openings communicating with a fluid conduit which is carried by and movable with one or both of the instrument handles or manipulating means. Movable conduit e ...


7
Kletschka Harold D, Rafferty Edson H: Suction surgical instrument of the forceps type. Bio Medicus, Merchant Gould Smith Edell Welter & Schmidt, November 4, 1975: US3916909 (68 worldwide citation)

Surgical forceps are disclosed which consist of first and second legs attached at one end in a tweezer-like configuration. One of the legs includes a small conduit which terminates in one or more inlets disposed on the inner face of the tweezer end. The opposite end of the conduit is adapted for con ...


8
Harold D Kletschka, Edson H Rafferty: Suture bridges. Bio Medicus, Merchant Gould Smith Edell Welter & Schmidt, January 13, 1976: US03931821 (59 worldwide citation)

The disclosure is directed to a surgical bridge for supporting incision sutures under continuous tension. The bridge is elongated in shape, including two feet which engage the surface of a patient's skin on opposite sides of an incision, and which are connected by a bridge portion that overlies the ...


9
Harold D Kletschka, Edson D Rafferty: Fluid carrying surgical instrument of the forceps type. Bio Medicus, Merchant Gould Smith Edell Welter & Schmidt, June 27, 1978: US04096864 (58 worldwide citation)

Surgical forceps are disclosed which consist of first and second legs attached at one end in a tweezer-like configuration. One of the legs includes a small conduit which terminates in one or more inlets disposed on the inner and outer surface of the tweezers. The opposite end of the conduit is adapt ...


10
Edson Howard Rafferty, Harold D Kletschka: Apparatus for use with delicate fluids. Bio Medicus, Merchant Gould Smith Edell Welter & Schmidt, July 20, 1976: US03970408 (48 worldwide citation)

Pumps wherein smooth surfaced rotators cause propulsion of a delicate fluid without significant damage to the fluid. The pumps may be used as heart pumps, blood pumps, and pumps for all types of fluids in connection with the maintenance of life or biological functions in a human or animal subject in ...