1
Charles C Hart: T-anchor suturing device and method for using same. Applied Medical Resources Corporation, Richard L Myers, May 6, 1997: US05626614 (465 worldwide citation)

A surgical apparatus includes a needle having an outer surface and an anchor bar disposed in sliding engagement with the needle. A suture has a first end attached to the anchor bar and a second end extending laterally of the anchor bar and outwardly of the needle. A pusher is movable coaxially of th ...


2
Charles C Hart: Surgical manipulator. Applied Medical Resources Corporation, Richard L Myers, February 8, 1994: US05284128 (381 worldwide citation)

A surgical manipulator includes an outer tube having an axis extending between distal and proximal ends of the tube. A pair of sidewalls extend axially of the outer tube at the distal end, one of the sidewalls being weakened relative to the other sidewall. An actuator disposed interiorly of the oute ...


3
Charles C Hart, Mark A Ritchart, Donald L Gadberry: Trocar with floating septum seal. Applied Medical Resources Corporation, Richard L Myers, January 31, 1995: US05385553 (299 worldwide citation)

A trocar having a cannula and housing which define an access channel, is configured to receive a surgical instrument. A flexible valve disposed in the channel includes first portions which define an orifice through the valve and second portions which are disposed outwardly of the first portions. The ...


4
Charles C Hart, Brett Trauthen, Nabil Hilal, Said Hilal, Bounsavanh Pravongviengkham: Suturing apparatus and method. Richard L Myers, September 21, 1999: US05954732 (278 worldwide citation)

A suturing apparatus adapted to close an incision and an anterior tissue wall includes an elongate support structure having an axis extending between a proximal end and distal end. A receiver disposed at the distal end is insertable through the incision in a low-profile state and expanded to a high- ...


5
Charles C Hart, Eduardo Chi Sing, Frans VandenBroek, Richard L Myers: Balloon catheter apparatus and method. Applied Medical Resources Corporation, Richard L Myers, February 9, 1999: US05868708 (273 worldwide citation)

A surgical device for cleaning and removing obstructing material from within a vascular conduit or other bodily passageway. The device comprises a balloon catheter having an independently operable outer woven sleeve having a plurality of mesh openings. The woven sleeve surrounds the radially expanda ...


6
Mark A Ritchart, Robert P Cooper, Charles C Hart, Donald L Gadberry: Lever actuated septum seal. Applied Medical Resources, Richard L Myers, May 11, 1993: US05209737 (269 worldwide citation)

A septum valve in a trocar assembly has a variable orifice that is responsive to a cross-sectional dimension of the surgical instrument being inserted into the trocar channel, thereby minimizing leakage of inflation gas from the body cavity, such as the abdomen, being operated on. An elastomeric sep ...


7
Charles C Hart, Donald L Gadberry: Grasping clip applier. Applied Medical Resources Corporation, Richard L Myers, October 31, 2000: US06139555 (255 worldwide citation)

A surgical clip applier for use in applying ligation as well as fixation surgical clips or fasteners to a vessel or other tissue at a surgical site. The clip applier includes an elongated hollow outer body having a proximal end attached to an actuating mechanism and a distal end. A pair of generally ...


8
Charles C Hart, Mark A Ritchart: Seal protection mechanism. Applied Medical Resources, Richard L Myers, May 3, 1994: US05308336 (253 worldwide citation)

An access device has an axis extending between a proximal end and an opposing distal end, and properties for facilitating introduction into the body of an instrument having a pointed distal tip. The device includes a housing having walls defining a channel extending through the device and a valve di ...


9
Charles C Hart, Nabil Hilal: Multiport access device. Applied Medical Resources Corporation, Richard L Myers Esq, December 19, 2000: US06162196 (209 worldwide citation)

A trocar having a cannula and a valve housing with a polygonal configuration, provides for a floating septum where the float is encouraged in a first direction and restricted in a second direction. The septum includes multiple septum valves which may function with a comnron zero-closure valve, or in ...


10
Charles C Hart, Vincent C Tangherlini: Trocar having an anti-inversion seal. Applied Medical Resources Corporation, Richard L Myers, December 17, 1996: US05584850 (208 worldwide citation)

A trocar is adapted to form a seal around a surgical instrument and includes a cannula having an axis extending between a proximal end and a distal end. A seal housing disposed at the proximal end has a proximal wall with a hole extending into the housing. A septum valve disposed within the housing ...