1
Edward D Pingleton, Paul G Thomson: Surgical cutting instrument. Vance Products Incorporated, Richard J Godlewski, January 4, 1994: US05275609 (329 worldwide citation)

A surgical cutting instrument is disclosed for percutaneously debulking tissue through an access sheath commonly used in minimally invasive laparoscopic or endoscopic surgical procedures. The cutting instrument includes a inner rotary member tube having a cutting edge at the distal end thereof for c ...


2
Mark Mallaby: Electronic biopsy instrument with wiperless position sensors. Vance Products Incorporated, Woodard Emhardt Naughton Moriarty & McNett, October 5, 1993: US05249583 (317 worldwide citation)

An instrument for removing tissue samples from a tissue mass which automatically penetrates, severs, and removes a tissue portion for examination. The instrument is motor powered, preferably by self-contained rechargeable batteries, and employs electrically actuated stops to control the action of pe ...


3
Rodney W Bosley: Surface-treated stent, catheter, cannula, and the like. Vance Products Incorporated, Richard J Godlewski, March 1, 1994: US05289831 (269 worldwide citation)

Echogenic medical devices and methods of fabrication and of use are disclosed. The devices are adapted to be inserted into a patient. The device includes an elongated member including a material having an acoustic impedance different from that of the surrounding medium. The medium includes surroundi ...


4
Howard C Topel, Thomas L Foster: Surgical cutting instrument for coring tissue affixed thereto. Vance Products Incorporated, Richard J Godlewski, February 6, 1996: US05488958 (244 worldwide citation)

A surgical cutting instrument for coring, debulking, and removing a large, tough tissue mass such as a fibroid tumor through a trocar access sheath during a minimally invasive surgical procedure. The instrument includes an outer sheath having a distal cutting end for coring the tissue mass and an in ...


5
Ralph V Clayman, Edward D Pingleton: Surgical tissue bag and method for percutaneously debulking tissue. Vance Products Incorporated, Richard J Godlewski, August 6, 1991: US05037379 (242 worldwide citation)

A surgical tissue bag for percutaneously debulking large volumes of tissue contained within the bag. The tissue bag comprises two layers of material, an inner layer of a puncture-resistant material and an outer layer of moisture-proof material for containing cells and fluid therein. The bag material ...


6
James E Gottesman, Thomas L Foster: Suture guide and method of placing sutures through a severed duct. Vance Products Incorporated, Richard J Godlewski, October 1, 1991: US05053043 (184 worldwide citation)

A suture guide and, in particular, a urethral sound having interchangeable tips for placing sutures in the severed end of a body duct. The urethral sound includes an attachment mechanism having interconnection parts longitudinally rotatable when interconnected. The sound further includes an elongate ...


7
Rodney W Bosley Jr, Paul G Thomson, Thomas L Foster: Echogenic devices, material and method. Vance Products Incorporated, Richard J Godlewski, January 21, 1992: US05081997 (149 worldwide citation)

Echogenic medical devices and methods of fabrication and of use are disclosed. The devices are adapted to be inserted into a patient. The device includes an elongated member including a material having an acoustic impedance different from that of the surrounding medium. The medium includes surroundi ...


8
Edward D Pingleton, Paul G Thomson: Surgical cutting instrument. Vance Products Incorporated D B A Cook Urological Incorporated, Richard J Godlewski, March 1, 1994: US05290303 (147 worldwide citation)

A surgical cutting instrument is disclosed for percutaneously debulking tissue through an access sheath commonly used in minimally invasive laparoscopic or endoscopic surgical procedures. The cutting instrument includes a inner rotary member tube having a cutting edge at the distal end thereof for c ...


9
Stephen W Dejter Jr, Richard H Goodwin Jr: Fine-needle aspiration cell sampling methods. Vance Products Incorporated, Woodward Emhardt Naughton Moriarty & McNett, February 5, 1991: US04989614 (145 worldwide citation)

Apparatus and methods for performing fine-needle aspiration biopsies are disclosed. Each method and apparatus includes a needle having an opening which can be occluded during both the penetration and withdrawal stages of the aspiration cycle. After penetration of the target area, the needle is recip ...


10
Dexter J Elkins: Echogenically enhanced surgical instrument and method for production thereof. Vance Products Incorporated, Cook Urological Incorporated, Woodard Emhardt Naughton Moriarty & McNett, September 26, 1989: US04869259 (143 worldwide citation)

A surgical instrument such as a needle is particle-blasted with particles approximately 50 microns in diameter to produce a uniformly roughened surface portion for use with an ultrasound imaging system to provide real-time monitoring of the location of a specific portion of the needle during inserti ...