Froning Edward C: Intervertebral disc prosthesis and instruments for locating same. Caplan Julian, April 8, 1975: US3875595 (885 worldwide citation)

A collapsible plastic bladder-like prosthesis of the same external form as the nucleus pulposis of an intervertebral disc has a stem through which liquid and/or plastic is introduced to inflate the prosthesis to natural form. The top and bottom have stud-like protrusions which fit into sockets which ...

InBae Yoon: Safety puncturing instrument and method. Robert E Bushnell, August 20, 1985: US04535773 (783 worldwide citation)

A surgical instrument 10 having a normally closed valve assembly 20 at its proximal end 28 which may be manually opened to receive an implement 40 terminating in a sharp blade 46 and point 48 for puncturing the wall 82 of an anatomical cavity 84. During penetration of a cavity wall, an inner sleeve ...

William R Dubrul, Craig K Tsuji: Trocar system having expandable port. InnerDyne Medical, Townsend and Townsend Khourie and Crew, July 11, 1995: US05431676 (554 worldwide citation)

An apparatus and method for forming and enlarging percutaneous penetrations comprises an elongate dilation member which receives an elongate expansion member in an axial lumen thereof. The dilation tube includes a tubular braid which usually comprises a mesh of non-elastic filaments which are radial ...

W Kenneth Ward, Lawrence B Jansen: Transcutaneous sensor insertion device. iSense, Timothy E Siegel, Law Office of Timothy E Siegel, February 24, 2004: US06695860 (549 worldwide citation)

An insertion device that includes an insertable portion adapted to be inserted into and retained in an animal body and an ex vivo portion that is adapted to be worn while the insertable portion remains inserted. The device further includes a trocar that is adapted to insert the insertable portion in ...

Gerard J Slama: Device for causing a pinprick to obtain and to test a drop of blood. Lane Aitken & Kananen, September 4, 1984: US04469110 (531 worldwide citation)

For causing a pinprick on a user's skin to obtain a drop of blood, a movable holder which holds a pin, actuated by a spring, is tensioned.

Richard D Gresham, Scott E Manzo, Ernest Aranyi, Robert J Geiste, Bruce K Jankowski, Keith Milliman: Surgical stapling device for performing circular anastomoses. Tyco Healthcare Group, June 26, 2007: US07234624 (457 worldwide citation)

This application is directed to a surgical stapling device for performing circular anastomoses. The surgical stapling device includes a handle portion, an elongated body portion and a head portion including an anvil assembly and a shell assembly. The handle portion includes a rotatable approximation ...

Christopher J Frederick, Richard F Schwemberger, William D Kelly, Joseph F Paraschac, John P Measamer: Method for using a trocar for penetration and skin incision. Ethicon Endo Surgery, Matthew S Goodwin, January 25, 2000: US06017356 (444 worldwide citation)

A method for establishing a surgical port for endoscopic or arthroscopic surgery is disclosed. A trocar is initially provided, and the obturator of the trocar includes a flat cutting blade, a shield that moves proximally and distally from a precock position to an extended position, a precock lever t ...

Long Gary L, Freeman Lynetta J, Knodel Bryan D: Capacitively coupled cordless electrosurgical instrument. Ethicon Endo Surgery, January 7, 1999: EP0888749-A1 (437 worldwide citation)

In the present invention, a cordless capacitively coupled electrosurgical instrument is adapted to receive electrosurgical energy from a specially designed trocar or trocar adapter. In one embodiment of the present invention, a capacitively coupled electrosurgical instrument includes a handle, an el ...

Fred A Allgood: Locking trocar sleeve. Dexide Incorporated, Jackson & Walker, June 16, 1992: US05122122 (436 worldwide citation)

An improved trocar sleeve (10) is disclosed for use in laparoscopic surgery. The sleeve (10) is provided with an expanded mushroom hinge (20) at the first end (14) of the sleeve inserted into the abdominal cavity. The mushroom hinge (20) can be expanded within the abdominal cavity to abut against th ...

Koscher Stephan, Würtz Johann, Swanstrom Lee L, Fauser Haio: (De) Chirurgisches instrument, (En) Surgical instrument. Koscher Stephan, Würtz Johann, Swanstrom Lee L, Fauser Haio, WEISS Peter, June 10, 2004: WO/2004/047653 (427 worldwide citation)

(EN) The invention relates to a surgical instrument for fixing an element, especially an implant, in a body by means of a fixing element. Said fixing element is arranged in or on a carrier (25), especially in a canula, on a traction element and/or a pressure element (4) guided in a guide (3) along a ...