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Assignee: Symbiosis Corporation


Location: Miami, FL
No. of patents: 166

1          
NumberTitleIssue Date
7686819Flexible endoscopic surgical instrument for invagination and fundoplication
A surgical instrument used in an endoscopic fundoplication is disclosed. The instrument may include an elongated tube having a proximal end and a distal end, a distal member coupled proximate the distal end of the tube and configured to fold a fundus of a stomach to...
03/30/2010
7083636Tissue fasteners and related methods
An endoscopic surgical instrument for deploying a two part fastener having a male fastener part and a female fastener part, includes a tube having a proximal end and a distal end. An end effector is coupled to said distal end of said tube and is configured to hold t...
08/01/2006
7063697Bipolar endoscopic surgical scissor blades and instrument incorporating the same
Endoscopic bipolar scissor blades are formed in a laminate assembly of an electrically conductive electrode, an electrically insulating material, and a metal shearing surface which is electrically insulated and physically spaced from the electrode by the insulating ...
06/20/2006
6832990Biopsy instrument having aspiration capabilities
According to an aspect, the invention includes a biopsy instrument for retrieving a tissue sample from a patient that may include a tubular member having an aspiration conduit, a distal end effector assembly coupled to the distal end of the tubular member and adapte...
12/21/2004
6770053Endoscopic needle having dual distal stops
An endoscopic infusion needle device includes a catheter within which an injection tube having a distal injection needle is slideably disposed. A proximal actuating handle is coupled to the proximal ends of the catheter and the injection tube, and a distal stopping ...
08/03/2004
6663640End effector for use with a flexible endoscopic surgical instrument for invagination and fundoplication
An endoscopic surgical instrument includes a flexible tube, a grasping and fastening end effector coupled to the distal end of the tube, and a manual actuator coupled to the proximal end of the tube. The manual actuator is coupled to the end effector by a...
12/16/2003
6551328Surgical instrument for invagination and fundoplication
An endoscopic surgical instrument for deploying a two part fastener having a male fastener part and a female fastener part, includes a tube having a proximal end and a distal end. An end effector is coupled to said distal end of said tube and is configure...
04/22/2003
6544194Proximal actuation handle for a biopsy forceps instrument having irrigation and aspiration capabilities
A biopsy forceps instrument is provided having a proximal actuation handle, a flexible multi-lumen tubular member, at least one control member extending through a lumen, an irrigation means, an aspiration means, and a distal assembly. The proximal actuati...
04/08/2003
6447511Bipolar endoscopic surgical scissor blades and instrument incorporating the same
Endoscopic bipolar scissor blades are formed in a laminate assembly of an electrically conductive electrode, an electrically insulating material, and a metal shearing surface which is electrically insulated and physically spaced from the electrode by the ...
09/10/2002
6336915Endoscopic infusion needle having dual distal stops
An endoscopic infusion needle device includes a catheter within which an injection tube having a distal injection needle is slideably disposed. A proximal actuating handle is coupled to the proximal ends of the catheter and the injection tube, and a dista...
01/08/2002
6312437Flexible endoscopic surgical instrument for invagination and fundoplication
An endoscopic surgical instrument includes a flexible tube, a grasping and fastening end effector coupled to the distal end of the tube, and a manual actuator coupled to the proximal end of the tube. The manual actuator is coupled to the end effector by a...
11/06/2001
6296635Endoscopic robotic surgical tools and methods
The methods and devices of the invention include an encoder, an endoscopic robotic instrument, and an encoder/robotic instrument interface. A preferred embodiment of the encoder has a chest/shoulder plate provided with telescoping tubes and joints. Each j...
10/02/2001
6264617Radial jaw biopsy forceps
A biological forceps device for the taking of tissue samples from a body, comprising a flexible main coil attached at its distal end to a pair of homologous cast jaws. The jaws have radially arranged teeth on their distalmost end. The jaws are opened and ...
07/24/2001
6193671Endoscopic multiple sample bioptome with enhanced biting action
An endoscopic multiple sample bioptome includes a hollow outer member and an axially displaceable inner member extending therethrough. The proximal ends of the outer and inner members are coupled to an actuator for axially displacing one relative to the o...
02/27/2001
6174292Biopsy forceps instrument having irrigation and aspiration capabilities
A biopsy forceps instrument is provided having a proximal actuation handle, a flexible multi-lumen tubular member, at least one control member extending through a lumen, an irrigation means, an aspiration means, and a distal assembly. The proximal actuati...
01/16/2001
6168571Linear elastic member
An elongate elastic metal alloy member for use in a medical device. The elongate member may be formed from a linear elastic metal alloy which may be twisted such that the torsional elasticity of the member is removed while the longitudinal flexibility of ...
01/02/2001
6142956Proximal actuation handle for a biopsy forceps instrument having irrigation and aspiration capabilities
A biopsy forceps instrument is provided having a proximal actuation handle, a flexible multi-lumen tubular member, at least one control member extending through a lumen, an irrigation means, an aspiration means, and a distal assembly. The proximal actuati...
11/07/2000
6099483Jaw assembly for an endoscopic instrument
An end effector assembly for an endoscopic instrument includes first and second end effectors, a screw and optionally a washer. The end effectors have arms which are biased away from each other. The screw has a threaded portion dimensioned to engage the d...
08/08/2000
6099505Valve assembly with automatic valve
A surgical trocar assembly includes a disposable valve assembly, a cannula assembly, and a trocar with a handle. The cannula assembly includes a cannula base having a valve assembly coupling device at its proximal end, and a cannula extending from its dis...
08/08/2000
6090108Bipolar endoscopic surgical scissor blades and instrument incorporating the same
A bipolar endoscopic scissors is provided with scissor blades where at least one scissor blade is coated with an electrically non-conductive ceramic from its cutting edge along at least a contiguous portion of its shearing surface. The coated blade is pro...
07/18/2000
6086600Flexible endoscopic surgical instrument for invagination and fundoplication
An endoscopic surgical instrument includes a flexible tube, a grasping and fastening end effector coupled to the distal end of the tube, and a manual actuator coupled to the proximal end of the tube. The manual actuator is coupled to the end effector by a...
07/11/2000
6042553Linear elastic member
An elongate elastic metal alloy member for use in a medical device. The elongate member may be formed from a linear elastic metal alloy which may be twisted such that the torsional elasticity of the member is removed while the longitudinal flexibility of ...
03/28/2000
6041679Endoscopic end effectors constructed from a combination of conductive and non-conductive materials and useful for selective endoscopic cautery
A non-metallic end effector for use in an endoscopic surgical tool includes a metallic core for strength and for providing a selected electrode surface on the end effector. Selectively conductive end effectors are manufactured by insert molding a plastic ...
03/28/2000
6036656Jaw assembly having progressively larger teeth and endoscopic biopsy forceps instrument incorporating same
An endoscopic forceps jaw assembly for an endoscopic instrument includes a pair of articulating opposed jaws each having a jaw cup. The jaw cups are provided with teeth which increase in height from the proximal end of the jaw cup to the distal end. The j...
03/14/2000
6024708Radial jaw biopsy forceps
A biological forceps device for the taking of tissue samples from a body, comprising a flexible main coil attached at its distal end to a pair of homologous cast jaws. The jaws have radially arranged teeth on their distalmost end. The jaws are opened and ...
02/15/2000
6019758Endoscopic bipolar multiple sample bioptome
An endoscopic bipolar multiple sample bioptome includes a relatively long conductive flexible member having a lumen with an axially displaceable conductive wire extending therethrough and covered with an electrically insulating sheath. The proximal ends o...
02/01/2000
6007560Biopsy forceps having detachable handle and distal jaws
An endoscopic biopsy forceps instrument includes a distal jaws assembly detachable from a proximal handle assembly. The proximal handle assembly includes a centrally slotted shaft and a spool having a laterally seated cross block which passes through the ...
12/28/1999
5980519Electrocautery probe with variable morphology electrode
An electrocautery probe with a variable morphology electrode includes a coil electrode extending through the distal end of a probe, an adjustment mechanism operable from a proximal end of the probe for changing the morphology of the coil electrode, and a ...
11/09/1999
5976130Bipolar push rod assembly for a bipolar endoscopic surgical instrument and instruments incorporating the same
A bipolar push rod assembly is disclosed in conjunction with an endoscopic bipolar cautery scissors instrument. The push rod assembly has two conductive push rods which are substantially covered and insulated from each other by a double lumen flexible she...
11/02/1999
5967997Endoscopic surgical instrument with deflectable and rotatable distal end
An endoscopic bioptome having a proximal end and a distal end includes a proximal handle assembly including first and second actuators, a distal end effector assembly having jaws for cutting tissue samples, and a hollow member extending between the handle...
10/19/1999
5964717Biopsy forceps having detachable handle and distal jaws
An endoscopic biopsy forceps instrument includes a distal jaws assembly detachable from a proximal handle assembly. The proximal handle assembly includes a centrally slotted shaft and a spool having a laterally seated cross block which passes through the ...
10/12/1999
5957923Loop electrodes for electrocautery probes for use with a resectoscope
An electrocautery probe includes a distal loop electrode mounted between a pair of arms which are joined at their proximal ends to an electrode lead, and a mounting sleeve for slideably coupling the probe to the guide tube of a resectoscope. The arms are ...
09/28/1999
5951488Endoscopic multiple sample bioptome
An endoscopic multiple sample bioptome includes a hollow outer member and an axially displaceable inner member extending therethrough. The proximal ends of the outer and inner members are coupled to an actuator for axially displacing one relative to the o...
09/14/1999
5928162Tissue core biopsy cannula
A tissue core biopsy cannula of the present invention includes a distal end which is ground in two planes which intersect each other at a first angle along a line which intersects the longitudinal axis of the cannula at a second angle. This produces a car...
07/27/1999
5908419Resectoscope roller electrode having high heat zone insert
An electrocautery probe includes a pair of arms between which a roller electrode is rotatably mounted. The arms are joined at their proximal ends to an electrode lead and a mounting sleeve is provided intermediate of the arms and the lead for slideably co...
06/01/1999
5906594Endoscopic infusion needle having dual distal stops
An endoscopic infusion needle device includes a catheter within which an injection tube having a distal injection needle is slideably disposed. A proximal actuating handle is coupled to the proximal ends of the catheter and the injection tube, and a dista...
05/25/1999
5902300Electrodes having upper and lower operating surfaces for electrocautery probes for use with a resectoscope
Electrodes for electrocautery probes for use with a resectoscope include full loop electrodes wherein the full loop has a working surface which extends below the axis of the cautery probe and a working surface which extends above the axis of the cautery p...
05/11/1999
5897507Biopsy forceps instrument having irrigation and aspiration capabilities
A biopsy forceps instrument is provided having a proximal actuation handle, a flexible multi-lumen tubular member, at least one control member extending through a lumen, an irrigation means, an aspiration means, and a distal assembly. The proximal actuati...
04/27/1999
5895361Esophageal biopsy jaw assembly and endoscopic instrument incorporating the same
An endoscopic bioptome includes a jaw assembly, a tubular member, and a control wire extending through the tubular member, where the distal end of the control wire and tubular member are both coupled to the jaw assembly, and the jaw assembly includes a pa...
04/20/1999
5893876Colposcopic biopsy punch with removable multiple sample basket
A colposcopic surgical punch instrument includes a hollow tube and a push rod extending through the hollow tube. A handle is coupled to the proximal end of the tube and an actuation lever is pivotally coupled to the handle and the proximal end of the push...
04/13/1999
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