1
Parviz Kambin: Method for decompressing herniated intervertebral discs. Pilling Co, Howson and Howson, March 4, 1986: US04573448 (613 worldwide citation)

Decompression of herniated discs in the lumbar spine is carried percutaneously by the insertion of a specially designed cannulated trocar over a guide wire extending through the patient's back toward the herniated disc at an angle of approximately 35 degrees with respect to the patient's perpendicul ...


2
Fridolph John W, Wilson Robert W, Kulp Rodney J: Box lock surgical instrument and method of its manufacture. Pilling Co, Smith Harding Earley & Follmer, October 14, 1975: US3911766 (228 worldwide citation)

By electrically fusing a pin between the outer elements of a box hinge, and thereafter performing the hardening step, stresses which tend to cause instrument failures after a period of use are eliminated. Even if the pin fractures during use, the fact that it is fused to the outer elements of the bo ...


3
John Fridolph, Robert Wilson, Rodney Kulp: Box lock surgical instrument. Pilling Co, Smith Harding Earley & Follmer, April 27, 1976: US03952749 (225 worldwide citation)

By electrically fusing a pin between the outer elements of a box hinge, and thereafter performing the hardening step, stresses which tend to cause instrument failures after a period of use are eliminated. Even if the pin fractures during use, the fact that it is fused to the outer elements of the bo ...


4
Aurelio Chaux: Sternal retractor. Pilling Co, Howson & Howson, August 1, 1989: US04852552 (168 worldwide citation)

A sternal retractor for use in internal mammary artery dissection comprises a rack bar having fixed and movable spreader arms, the blade-carrying parts of which are rotatable to, and lockable in, several discrete positions. The blades are carried by slides on the spreader arms, and are pivotable abo ...


5
Samuel Pelta: Adapter for surgical retractor. Pilling Co, Howson and Howson, October 27, 1987: US04702230 (92 worldwide citation)

An adapter for attaching atrial blades to a sternal spreader comprises an elongated bar having blade attaching means on an oblique surface, and having a heel, hook and adjusting screw on its bottom surface. The heel and the head of the adjusting screw are engageable with the upper surface of a sprea ...


6
Samuel Pelta: Surgical retractor support. Pilling Co, Howson & Howson, November 20, 1990: US04971037 (84 worldwide citation)

A table-mounted surgical retractor support includes a wishbone-shaped structure comprising two identical rods which are separately attachable to a clamp located at the end of a supporting rod. The supporting rod is, in turn, connected to a similar clamp located at the top of a table-mounted post. Th ...


7
Robert W Wilson Jr, William H Pilling: Abdominal aortic clamp. Pilling Co, Howson & Howson, July 28, 1992: US05133724 (83 worldwide citation)

A vascular clamp for temporary occlusion in the infrarenal region of the abdominal aorta during performance of surgery associated with abdominal aneurysms. Pivoted handles are operatively connected to respective one ends of relatively slidable elongate members, and parallel jaws laterally extend fro ...


8
William Berry: Tunneler and method for implanting subcutaneous vascular access grafts. Pilling Co, Howson & Howson, April 26, 1994: US05306240 (63 worldwide citation)

An improved tunneler for placement of an arteriovenous graft in subcutaneous tissue of a patient, includes a shaft with opposite ends carrying a penetrating tip and a handle. The shaft is manually bendable but has sufficient rigidity for retaining a desired curvature when in use. The tip and handle ...


9
Francis Robicsek: Coronary bypass clamp. Pilling Co, Howson & Howson, September 5, 1995: US05447515 (36 worldwide citation)

A ring-handled bypass clamp provide a spoon-shaped blade insertable through a temporary incision in the ascending aorta and a cooperating ring positionable on the exterior of the aorta opposite to the blade. An aortotomy is performed on the portion of the aorta wall inside the ring to provide an ann ...


10
Ronald K Grooters: Method and apparatus for sampling aortic plaque. Pilling Co, Howson & Howson, March 30, 1993: US05197485 (32 worldwide citation)

Apparatus and method for detecting the presence of friable atheromatous deposits in or near the aortic arch of a patient. Fluid aspirated from the aorta in the region of the inner curvature of the transverse arch and the descending aorta through a cannula attached to a handle is drawn by suction thr ...