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Patentes

Citada por

Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US445997817 May 198217 Jul 1984Endoscopy Surgical Systems, Inc.Medical retractor device
US517862713 Ene 199212 Ene 1993Medical device for use in the treatment of hemorrhoids
US527138528 Feb 199221 Dic 1993United States Surgical CorporationAbdominal cavity organ retractor
US53542508 Abr 199311 Oct 1994Apparatus for training the muscles of the female pelvic diaphragm
US538178827 Abr 199217 Ene 1995United States Surgical CorporationSurgical retractor
US539118021 Abr 199321 Feb 1995United States Surgical CorporationArticulating endoscopic surgical apparatus
US54908192 Sep 199413 Feb 1996United States Surgical CorporationArticulating endoscopic surgical apparatus
US555410122 Dic 199410 Sep 1996United States Surgical CorporationSurgical retractor
US568126517 Ago 199528 Oct 1997Yufu Seiki Co., Ltd.Cylindrical anal retractor
US612659421 Jul 19983 Oct 2000Anoscope for internal hemorrhoidectomy
US635499524 Abr 199812 Mar 2002Rotational lateral expander device
US785781830 Mar 200728 Dic 2010Warsaw Orthopedic, Inc.Method and apparatus for delivering an intervertebral disc implant

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