1
Lionel C Sevrain, Christophe J P Sevrain: Bone fastener and instrument for insertion thereof. Ikonos Corporation, Klarquist Sparkman Campbell Leigh & Whinston, January 13, 1998: US05707373 (250 worldwide citation)

A bone plate fastener for closing a craniotomy includes a cap and a base interconnected by a narrow cylindrical collar. The cap has an externally threaded stud that screws into an internally threaded bore of the collar, thereby allowing the cap and base to be brought into clamping engagement against ...


2
Lionel C Sevrain, Christophe J P Sevrain, Alan Shearin: Bone fastener and instrument for insertion thereof. Walter Lorenz Surgical, Harness Dickey & Pierce, July 10, 2001: US06258091 (176 worldwide citation)

A bone member fastener for closing a craniotomy includes a cap and a base interconnected by a narrow cylindrical collar. The cap has an externally threaded stud that screws into an internally threaded bore of the collar, thereby allowing the cap and base to be brought into clamping engagement agains ...


3
Lionel C Sevrain, Christophe J P Sevrain, Alan Shearin: Bone fastener and instrument for insertion thereof. Walter Lorenz Surgical, Harness Dickey & Pierce, July 8, 2003: US06589244 (62 worldwide citation)

A bone member fastener for closing a craniotomy includes a cap and a base interconnected by a narrow cylindrical collar. The cap has an externally threaded stud that screws into an internally threaded bore of the collar, thereby allowing the cap and base to be brought into clamping engagement agains ...


4
Lionel C Sevrain, Christophe J Sevrain, Alan Shearin: Bone fastener and instrument for insertion thereof. Harness Dickey & Pierce, January 10, 2002: US20020004661-A1

A bone member fastener for closing a craniotomy includes a cap and a base interconnected by a narrow cylindrical collar. The cap has an externally threaded stud that screws into an internally threaded bore of the collar, thereby allowing the cap and base to be brought into clamping engagement agains ...


5
Sevrain Lionel C, Sevrain Christophe J P: Bone fastener and instrument for insertion thereof. Walter Lorenz Surgical, SMIRMAN Preston H, August 21, 1997: WO/1997/029708

This invention is a bone fastener (10) for closing a craniotomy including a cap (60) and a base (38) interconnected by a narrow cylindrical collar (46). The cap has an externally threaded stud (68) that screws into an internally threaded bore (48) of the collar, thereby allowing the cap and base to ...


6
Sevrain Lionel C, Sevrain Christophe J P: Bone fastener and instrument for insertion thereof. Walter Lorenz Surgical, July 21, 1999: EP0929266-A1

This invention is a bone fastener (10) for closing a craniotomy including a cap (60) and a base (38) interconnected by a narrow cylindrical collar (46). The cap has an externally threaded stud (68) that screws into an internally threaded bore (48) of the collar, thereby allowing the cap and base to ...



Click the thumbnails below to visualize the patent trend.