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7204826 |
Apparatus and methods for guiding a needle
A needle guiding apparatus includes a base, a guide assembly, and an imaging sight. The base defines an opening that extends through the base. The guide assembly includes at least one passage, and...
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7144397 |
Minimally invasive system for manipulating intervertebral disc tissue
The present invention relates generally to intervertebral disc devices and methods and instrumentation for intervertebral disc procedures. An intervertebral disc repair and diagnostic device that...
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7060052 |
Guidewire and catheter locking device and method
Locking device that is mounted on an endoscope or the like for selectively securing the position of a guide wire and/or catheter relative to the endoscope or the like. The locking device preferably...
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7048717 |
Rotate-to-advance catheterization system
A system of rotate-to-advance medical devices including catheters, dilators, occluders, stents, suprapubic catheters and camera introducers configured with external screw threads and depending...
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6821276 |
Intervertebral diagnostic and manipulation device
The present invention relates generally to intervertebral disc devices and methods and instrumentation for intervertebral disc procedures. An intervertebral disc repair and diagnostic device that...
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6749589 |
Subcutaneous injection set for use with a reservoir that has a septum
An infusion set includes a needle hub with a needle to be inserted in a through passageway of the cannula housing through a sealing surface of a soft cannula. The infusion set includes a guide for...
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6746466 |
Method and apparatus for managing multiple guidewires
A wire station is disclosed for securing and managing multiple wire members used in a catheter system. The wire management system includes a station for securing the proximal portion of two wire...
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6695816 |
Cannula interface
A cannula includes a coupling interface adapted to receive and engage a wide variety of medical instruments having engaging portions which are different. In general, the cannula includes an...
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6669670 |
Catheter core wire
Disclosed herein is an improved core wire for use in a medical catheter. In one aspect, a tapering core wire is incorporated into the distal end of a catheter. The catheter has a tubular body. Both...
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6666847 |
Duodenoscope needle
A surgical device for injecting a chemical agent within a subject for use in endoscopic injection therapies is disclosed. The device includes a support body, a motion transmitting unit, an agent...
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6641564 |
Safety introducer apparatus and method therefor
An introducing apparatus is provided which includes an elongate tubular sheath extending from a sheath proximal end to a sheath distal end. The sheath has a bore sized to receive a dilator...
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6626868 |
Needle apparatus
A needle apparatus has a thin walled catheter enclosing a tubular needle having a sharp point, the catheter and the needle being relatively moveable longitudinally a short distance, from a first...
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6585705 |
Retractable catheter systems
A catheter system includes a working catheter having a distal working orifice. The catheter systems further includes a guide catheter having a guide lumen and a distal guide orifice. In addition,...
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6579267 |
Pivoting joint infusion assembly
System for the subcutaneous delivery into the body of a patient of a fluid from a remote vessel. The system includes a main assembly and placement member with a needle. A delivery tube for carrying...
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6572586 |
Low profile infusion set
An infusion set for administration of fluid to a subcutaneous layer includes a cannula housing adapted for mounting onto a patient's skin and a needle housing for connection to the cannula housing....
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6547762 |
Retractable needle medical device
A catheter insertion device is provided that includes an insertion needle that is retractable into the device after use to prevent exposure to the contaminated needle. The needle retainer...
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6544231 |
Catch, stop and marker assembly for a medical instrument and medical instrument incorporating the same
A medical instrument includes a shaft having an outer surface defining an outer diameter, a tube having an inner surface defining an inner diameter and extending over a portion of the shaft, at...
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6488663 |
Infusion apparatus for administering a medicine
In an infusion apparatus for supplying a medicine into the body of a patient which infusion apparatus comprises a first element including a cannula and a second element including an injection...
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6482211 |
Angulated stent delivery system and method of use
An improved catheter assembly and method are provided for delivering angulated stents to a diseased vessels. The assembly allows for the precise delivery of an angulated stent into a side branch...
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6482175 |
Two-part surgical incision implement for forming an opening in the skin
A surgical implement for forming an opening in the skin of a patient comprises two bodies: a first for application to one side of the skin and a second, having an incision element, for application...
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6379334 |
Rotate advance catheterization system
A system of rotate-to-advance medical devices including catheters, dilators, occluders, stents, suprapubic catheters and camera introducers configured with external screw threads and depending...
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6336914 |
Releasable interlock assembly having axial and rotational engagement
A releasable interlock assembly having axial and rotational engagement, and suitable for use in catheter introducers and other medical devices, has a tapered female member which receives a tapered...
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6299602 |
Apparatus and method for catheterization of blood vessels
A catheter insertion device is disclosed herein. The device allows an operator to insert a catheter within a vessel with a single hand enabling the operator to keep a grip on the patient's skin and...
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6287280 |
Hemostasis valve apparatus with integral introducer
A valve system configured to access the cardiovascular system of a patient includes: (i) a valve body having a lumen therethrough; (ii) a selectively openable resilient first seal, (iii) a...
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6251130 |
Device for applications of selective organ cooling
The invention provides a method and device for selectively controlling the temperature of a selected organ of a patient for performance of a specified application. The method includes introducing a...
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6228062 |
One piece lock for splittable sheath
A sheath lock for use with a splittable sheath is disclosed. The sheath lock includes a tapered slot extending from a wide untapered end to a narrow tapered end. A lock box is located adjacent the...
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6228059 |
Endoscopic instrument locks
A locking device for use in a trocar inserted into a body cavity. The locking device include various operating components that may be easily manipulated and recognized by a surgeon during...
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6224608 |
Tissue holding device and method
A tissue gripping thread configuration for securely positioning an elongated medical instrument relative to body tissue. The tissue gripping thread includes curved distal and proximal foot sections...
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6213988 |
Introducer with external hemostasis clip
An introducer of the type employing an elongated introducer sleeve for receiving a catheter or lead body and an associated hemostasis clamp including a clamping member configured to engage the...
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6187002 |
Capacitive electrosurgical trocar including adapater
In the present invention, a surgical trocar is adapted to capacitively couple electrosurgical energy to specially adapted cordless electrosurgical instruments. In one embodiment of the present...
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6186984 |
Cannula guide device
A cannula guide device that can provide a secure and safe transfusion treatment is disclosed, comprising a cannula assembly and a needle assembly. The cannula assembly includes a cannula and a...
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6152933 |
Intracranial bolt and method of placing and using an intracranial bolt to position a medical device
An intracranial bolt, for installation in an opening in the skull to provide access to the brain for a medical device, has a bore therethrough for the passage of the medical device, and an...
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6039722 |
Device for securing the ends of catheter guide wires
Device for securing and, if appropriate, straightening the ends of catheter guide wires. The device has an elongate hollow element open at both ends, with a cylindrical section and a conical...
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6033411 |
Precision depth guided instruments for use in vertebroplasty
Precision depth guided instruments are provided for use in performing percutaneous implantation of hard tissue implant materials. A depth guided stylet include a point adapted for piercing hard...
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5941853 |
Needle assemblies
A spinal-epidural needle assembly has a rearwardly-extending sleeve on the epidural needle that is rotatable to a limited extent on its hub and that has a series of circumferentially-extending ribs...
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5820594 |
Balloon catheter
The intravascular balloon catheter has an elongated shaft defining an inflation lumen and a guidewire lumen, as well as a balloon disposed near the distal end of the shaft. The inflation lumen...
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5785689 |
Endoscopic catheter sheath position control
An endoscopic catheter distal end position control that enables precise control of distal catheter sheath ends relative to each other while accommodating the long length and flexibility of typical...
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5772660 |
Trocar assembly with electrocautery penetrating tip
A trocar which automatically deactivates upon penetration through a body wall includes a housing portion, an obturator shaft mounted with respect to the housing portion and having proximal and...
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5741233 |
Introducer device and methods of use thereof
The present invention comprises an improved medical introducer device that comprises a releasably locking dilator and circumscribing sheath as well as a tactile indicator to conveniently inform a...
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5662613 |
Endoscopic instrument lock
A locking device for use in a trocar inserted into a body cavity. The locking device includes an enlarged head that may be easily grasped and recognized by a surgeon during complicated surgery and...
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5634934 |
Retractable safety penetrating instrument for portal sleeve introduction
A retractable safety penetrating instrument for introducing a portal sleeve into a cavity in the body includes a portal sleeve and a penetrating member disposed within the portal sleeve and...
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5614660 |
Nose bag applicator with pinhole checker
A nose bag applicator for wrapping a balloon or a bag-like fluid-tight cover casing of elastic membranous material on a nose end of a rod-like insertion type internal examination instrument such as...
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5478331 |
Multi-function proximal end adapter for catheter
A multi-function proximal end adapter (70, 86, 100) for a catheter (22) includes a hollow body (6) defining an axial lumen (8) extending between its proximal and distal ends (12, 10). An annular...
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5203774 |
Device for use with a catheter
The device for use with a catheter includes a sleeve 21 for assembly onto the shaft of a catheter 1, between the catheter shaft and a Tuohy-Borst connector 3. The internal diameter of the sleeve 21...
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5201713 |
One-way intravenous catheter with needle guard
One-way intravenous catheter assembly provided with a tubular needle guard slidable with respect to the needle housing, so as to completely cover the needle both before and after use, said needle...
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5139487 |
Laparoscopic surgical instrument apparatus
An instrument which is insertable through the common tubes of a trocar, so that the distal end of the instrument may enter into the body cavity during surgery. The instrument would include an outer...
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5117839 |
Exchangeable fixed wire catheter
An apparatus providing the benefits of a catheter with a fixed guidewire, while retaining the advantages of a catheter with an adjustable, removable, and exchangeable guidewire. The catheter may be...
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5087080 |
Arthroscopic sheath with quick coupling socket
A tubular arthroscopic sheath having improved irrigating fluid flow characteristics and having a quick coupling socket adapted to quickly connect to and disconnect from an associated arthroscopic...
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5064414 |
Locking clip with sheath and dilator
A locking clip for placement between a dilator and a sheath for releasably securing a dilator and a sheath together during an insertion procedure. The locking clip includes a back support, a snap...
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4994042 |
Combined catheter and needle
A combined needle and catheter assembly comprising a body in which is provided a plunger having the needle at one end with the catheter enclosing said needle with the tip exposed. A pusher is...
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