1
Steven R Bacich, John P Greelis, Hien Nguyen, Tuoc Nguyen: Method and apparatus for performing biopsy. Imagyn Medical, Knobbe Martens Olson & Bear, May 12, 1998: US05749889 (457 worldwide citation)

A surgical access device and method are provided for endoscopic surgeries comprising biopsies or other surgical cutting procedures. The device generally comprises a substantially rigid first channel associated with a first port and a second channel associated with a second port of a proximal housing ...


2
Richard L Quick, John P Greelis: Small diameter introducer for laparoscopic instruments. Imagyn Medical Technologies, Burns Doane Swecker & Mathis L, January 12, 1999: US05857999 (160 worldwide citation)

An introducer is shown and described which includes a number of unique and useful features designed to improve the process of obtaining access to a bodily cavity for the purpose of performing minimally invasive surgical procedures, particularly laparoscopic procedures. These features include, among ...


3
Steven R Bacich, John P Greelis, Hien Nguyen, Tuoc Nguyen: Method and apparatus for performing laparoscopy. Imagyn Medical, Knobbe Martens Olson & Bear, September 22, 1998: US05810776 (155 worldwide citation)

A laparoscopic introducer and method of use comprise a laparoscopic channel and a guide channel for a secondary instrument. Upon initial insertion of the introducer, the guide channel closely conforms to the body of the introducer so as to only negligibly increase the cross-sectional profile thereof ...


4
Allan F Willis, Richard L Quick, Hien Van Nguyen, Tuoc T Nguyen, John P Greelis: Endoscope with protruding member and method of utilizing the same. Imagyn Medical, Donald E Stout, Gordon L Peterson, April 9, 1996: US05505686 (107 worldwide citation)

An endoscope including an elongated endoscope body sized and adapted for insertion into a passage, such as a passage of the body of a patient. Optical components are carried by the endoscope body to enable viewing of the passage distally of the distal end of the endoscope body within a field of view ...


5
John P Greelis, Fred R Tietge: Controller for manipulation of instruments within a catheter. Imagyn Medical, Gordon L Peterson, September 13, 1994: US05346498 (90 worldwide citation)

A controller for moving an elongated medical instrument in a catheter comprising a supporting structure including a mounting section adapted to be coupled to a catheter and a drive section. The controller also includes a drive wheel and a secondary wheel with each of the wheels having a peripheral s ...


6
Michael L Green, Bart Bojanowski, Joseph C Tauro, John P Greelis, Malcolm Heaven: Suture anchor. KFx Medical Corporation, Knobbe Martens Olson & Bear, November 22, 2011: US08062334 (82 worldwide citation)

A bone anchor is described having pre-attached suture material. After insertion, lateral wings can be deployed on the bone anchor to prevent anchor pull-out. The suture may be attached at the tip of the anchor by tying it to a wire hook secured in a cavity in the anchor tip. The anchor may be insert ...


7
John P Greelis, Richard L Quick, Gary M Woker: Inflator. Imagyn Medical, Gordon L Peterson, August 9, 1994: US05336183 (59 worldwide citation)

An inflator for use with a catheter having an inflatable component wherein the inflator includes a housing having an elongated plunger passage and an elongated gage passage. The housing includes a one piece main body which defines at least major lengths of both of the passages, and the passages exte ...


8
Malcolm Heaven, Mikxay Sirivong, Rudy Pretti, Michael Ko, John P Greelis: System and method for attaching soft tissue to bone. KFx Medical Corporation, Knobbe Martens Olson & Bear, September 3, 2013: US08523902 (39 worldwide citation)

Disclosed herein are methods and devices for securing soft tissue to a rigid material such as bone. A bone anchor is described that includes an anchor body with expandable tines and a spreader that expands the tines into bone. Also disclosed is a bone anchor that includes a base and a top such that ...


9
Steven R Bacich, John P Greelis, Hien Nguyen, Tuoc Nguyen: Surgical access device and method of constructing same. Imagyn Medical, Knobbe Martens Olson & Bear, June 30, 1998: US05772628 (36 worldwide citation)

A surgical access device comprises an introducer with a main endoscopic channel and an auxiliary or secondary instrument channel. The introducer exhibits an extremely narrow cross-sectional profile in order to minimize the size of the portal or other entry point necessary to gain access into the pat ...


10
Michael L Green, Bart Bojanowski, Joseph C Tauro, John P Greelis, Malcolm Heaven: Suture anchor. KFx Medical Corporation, Knobbe Martens Olson & Bear, August 20, 2013: US08512378 (2 worldwide citation)

A bone anchor is described having pre-attached suture material. After insertion, lateral wings can be deployed on the bone anchor to prevent anchor pull-out. The suture may be attached at the tip of the anchor by tying it to a wire hook secured in a cavity in the anchor tip. The anchor may be insert ...