Assignee
CIRCON CORP
US73 patents
Top patents by PatentIndex Score
US6358200B1Mar 19, 2002
Continuous flow resectoscope with single tube sheath assembly and rotatable connection
CIRCON CORP188 citations99
US5873817AFeb 23, 1999
Endoscope with resilient deflectable section
CIRCON CORP314 citations99
US5704898AJan 6, 1998
Articulation mechanism for an endoscope
CIRCON CORP169 citations99
US5392765AFeb 28, 1995
Continuous flow cystoscope
CIRCON CORP156 citations99
US5320091AJun 14, 1994
Continuous flow hysteroscope
CIRCON CORP257 citations99
US4748969AJun 7, 1988
Multi-lumen core deflecting endoscope
CIRCON CORP368 citations99
US4745908AMay 24, 1988
Inspection instrument fexible shaft having deflection compensation means
CIRCON CORP301 citations99
US4721097AJan 26, 1988
Endoscope sheaths and method and apparatus for installation and removal
CIRCON CORP249 citations99
US4688555AAug 25, 1987
Endoscope with cable compensating mechanism
CIRCON CORP1,404 citations99
US6749560B1Jun 15, 2004
Endoscope shaft with slotted tube
CIRCON CORP2,285 citations98
US6485411B1Nov 26, 2002
Endoscope shaft with superelastic alloy spiral frame and braid
CIRCON CORP222 citations98
US5718714AFeb 17, 1998
Surgical instrument with removable shaft assembly
CIRCON CORP1,310 citations98
US5549541AAug 27, 1996
Continuous flow cystoscope
CIRCON CORP125 citations98
US4765331AAug 23, 1988
Electrosurgical device with treatment arc of less than 360 degrees
CIRCON CORP713 citations98
US4686963AAug 18, 1987
Torsion resistant vertebrated probe of simple construction
CIRCON CORP238 citations98
US6293952B1Sep 25, 2001
Medical instrument system for piercing through tissue
CIRCON CORP352 citations97
US6156006ADec 5, 2000
Medical instrument system for piercing through tissue
CIRCON CORP347 citations97
US5938588AAug 17, 1999
Superelastic control wire sheath for flexible endoscope
CIRCON CORP106 citations97
US4936842AJun 26, 1990
Electrosurgical probe apparatus
CIRCON CORP477 citations97
US5795319AAug 18, 1998
Easily removable ureteral stent
CIRCON CORP100 citations96
US5599349AFeb 4, 1997
V shaped grooved roller electrode for a resectoscope
CIRCON CORP87 citations96
US5486155AJan 23, 1996
Rotatable endoscope sheath
CIRCON CORP135 citations96
US6197025B1Mar 6, 2001
Grooved slider electrode for a resectoscope
CIRCON CORP82 citations95
US5582610ADec 10, 1996
Grooved slider electrode for a resectoscope
CIRCON CORP119 citations95
US5199417AApr 6, 1993
Endoscope having a deflectable distal section and a semi-rigid proximal section
CIRCON CORP204 citations95
US4920961AMay 1, 1990
System for disconnetably mounting an endoscope sheath with an endoscope tool
CIRCON CORP96 citations95
US4699463AOct 13, 1987
Multidirectional viewing borescope
CIRCON CORP150 citations95
US4669172AJun 2, 1987
Method for fabrication of flexible shaft
CIRCON CORP96 citations95
US6187017B1Feb 13, 2001
Retrieval basket for a surgical device
CIRCON CORP108 citations94
US6171249B1Jan 9, 2001
Ultrasound guided therapeutic and diagnostic device
CIRCON CORP144 citations94
US5807240ASep 15, 1998
Continuous flow endoscope with enlarged outflow channel
CIRCON CORP212 citations94
US5154722AOct 13, 1992
Electrohydraulic probe having a controlled discharge path
CIRCON CORP71 citations94
US5108961AApr 28, 1992
Etchable core glass compositions and method for manufacturing a high performance microchannel plate
CIRCON CORP69 citations94
US4600940AJul 15, 1986
Video camera for use with an endoscope and method for making same
CIRCON CORP81 citations94
US4344092AAug 10, 1982
Miniature video camera means for video system
CIRCON CORP93 citations94
US4300167ANov 10, 1981
Automatic iris control system
CIRCON CORP61 citations94
US5857964AJan 12, 1999
Endoscope with interlocking articulating deflection system
CIRCON CORP62 citations93
US5647840AJul 15, 1997
Endoscope having a distally heated distal lens
CIRCON CORP343 citations93
US4639772AJan 27, 1987
Focusable video camera for use with endoscopes
CIRCON CORP68 citations93
US6176847B1Jan 23, 2001
Surgical irrigation system incorporating flow sensor device
CIRCON CORP229 citations92
US6033400AMar 7, 2000
Shaped electrode for a resectoscope
CIRCON CORP48 citations92
US5738631AApr 14, 1998
Ratchet control mechanism for an endoscope
CIRCON CORP30 citations92
USD370064SMay 21, 1996
Laparoscopic surgical instrument
CIRCON CORP44 citations92
US5207213AMay 4, 1993
Laparoscope having means for removing image impeding material from a distal lens
CIRCON CORP280 citations92
US5151101ASep 29, 1992
System for disconnectably mounting an endoscope sheath with an endoscope tool
CIRCON CORP48 citations92
US4955884ASep 11, 1990
System for reducing drag on the movement of an electrode in a resectoscope
CIRCON CORP41 citations92
US4919131AApr 24, 1990
Resectoscope with improved guide block and electrical plug connection
CIRCON CORP37 citations92
US4750477AJun 14, 1988
Instrument control head
CIRCON CORP30 citations92
US5876330AMar 2, 1999
Endoscope with semi-rigid shaft and malleable tip and method of manufacture
CIRCON CORP29 citations91
US5857962AJan 12, 1999
Resectoscope with curved electrode channel and resiliently deflectable electrode section
CIRCON CORP61 citations91
Showing the top 50 of 73 patents by PatentIndex Score.