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7326197 |
Method and apparatus for chest drainage
The present invention describes a device for placement in the thoracic cavity of a patient. The device is a cannula, tube or catheter for chest drainage. The device serves as a conduit for drainage...
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7229433 |
Apparatus for treating pneumothorax and/or hemothorax
An apparatus for treating pneumothorax and/or hemothorax that does not require the assembly of parts and can be used by medical personnel with minimal experience and training in treating these...
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7172577 |
Guidewire locking device and method
A locking device ( 21 ) is provided that is fixedly mounted to a catheter ( 34 ) and used to frictionally secure a guidewire ( 36 ) to the catheter ( 34 ) so that the guidewire ( 36 ) and catheter...
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7144386 |
Catheter introducer having an expandable tip
A catheter includes a body having an outer surface defining a lumen and an expandable tip on a distal end thereof. The tip includes an opening axially extending therethrough. Upon insertion of a...
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7115114 |
Medical device having releasable retainer
A medical device having a releasable retaining includes needle cannula connected to a hub having an open proximal end with a frusto-conically shaped cavity therein. The cavity is part of a...
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7070586 |
Surgical access apparatus and method
A trocar system for providing access across a body wall includes a trocar and an anchor provided in the form of a first helix. The anchor is adapted for placement in an operative position wherein...
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7048718 |
Winged injection needle having needle covering means
A winged injection needle having a needle covering means used at treatments for infusion solution, blood transfusion and extracorporeal blood circulation, characterized by comprising a puncturing...
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7011647 |
Introducer sheath
A variety of devices for use in accessing the subarachnoid space are described. In several embodiments an introducer sheath is disclosed having three main sections, a distal portion, an...
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6989003 |
Obturator and cannula for a trocar adapted for ease of insertion and removal
A surgical trocar device having an obturator and cannula that requires less force to insert and remove from tissue. The cannula includes a head assembly and the obturator includes a cap assembly...
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6936026 |
Micro perfusion device
A micro perfusion device and method for obtaining at least one constituent of a body fluid. The at least one constituent is obtained using a subcutaneously-positioned perfusion catheter into which...
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6905481 |
Percutaneous catheter assembly
The present invention is a percutaneous catheter assembly intended for long-term blood flow of several days, said assembly comprising generally three components: a catheter housing having three...
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6872198 |
Double-y-shaped multi-lumen catheter with selectively attachable hubs
A multi-lumen catheter and method for inserting same in a patient is disclosed. The catheter includes an elongated, central, multi-lumen tube portion having a proximal end and a distal end. The...
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6808505 |
Diagnostic needle arthroscopy and lavage system
A system for performing diagnostic needle arthroscopy and lavage through a single port of entry into the joint compartment. The system is comprised of a handpiece having valves for irrigation and...
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6669708 |
Devices, systems and methods for creating sutureless on-demand vascular anastomoses and hollow organ communication channels
The present invention provides devices, systems, assemblies, and methods intended for the introduction and sutureless juncture of a prepared communication channel to the interior spatial volume of...
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6666844 |
Method and apparatus for accessing the pericardial space
A pericardiocentesis apparatus and method for accessing the pericardial space. The invention consists of inserting a percutaneous tube whose tip has a hole which is positioned over and contacts the...
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6592573 |
Through-port heart stabilization system
A heart stabilizer includes a shaft and two articulating arms coupled to a distal end of the shaft. At the end of each arm is a rotatable foot adapted to be angled relative to the heart wall...
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6589208 |
Self-deploying catheter assembly
A self-deploying catheter assembly comprises an anchoring device mounted to a tube. A distal end of the anchoring device is held in a fixed position by a releasable suture while a proximal end is...
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6582420 |
Intercostal lockable directable port device
A port device includes a tubular body sized to be inserted through a pair of ribs in a chest wall of a patient, a ball provided about the body, and a base defining a socket in which the ball is...
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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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6569118 |
Adapter and method of attachment for “LUER LOK” receptacles
An adapter for a “LUER LOK” receptacle includes a housing having an internal recess configured to engage a hub of the receptacle. The adapter also includes a fitting attached to the housing,...
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6562005 |
Catheter button system and surgical method of anchoring catheter button
A catheter button system for anchoring a catheter to a patient's body tissue, consists of a catheter button having a primary aperture for snugly receiving a catheter tube, and at least one...
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6520938 |
Medication infusion set
An improved medication infusion set is provided of the type having a soft cannula for subcutaneous delivery of a selected medication to a patient. The infusion set comprises a cannula housing...
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6508786 |
Needle position lock
A needle or cylindrical element position lock includes a disposable template assembly having front and back templates halves which define an array of close-fitting through-holes to guide needles...
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6503245 |
Method of performing port off-pump beating heart coronary artery bypass surgery
A method for performing through-port off-pump beating heart coronary artery bypass surgery is provided. A port device is positioned in the chest wall and directed as necessary. A heart stabilizer...
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6482182 |
Anchoring system for a brain lead
A brain lead anchoring system is described which allows for installation of a brain stimulation lead or a drug delivery catheter without the lead or catheter ever being unsupported during...
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6464691 |
Port device for port off-pump beating heart coronary artery bypass surgery system
A port device is insertable between the ribs of a patient and functions as an entryway for surgical instruments. The port device includes a tubular body having proximal and distal portions. The...
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6451041 |
Apparatus for protecting a port site opening in the wall of a body cavity and reducing electrosurgical injuries
A medical apparatus is disclosed. The medical apparatus includes a trocar assembly having a cannula and a trocar, wherein (1) the cannula has (i) a lumen defined therein and (ii) a length L 1 , (2)...
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6432085 |
Self-retaining surgical access instrument
A surgical access device for permitting introduction of instrumentation within tissue, includes an elongate member defining a longitudinal axis and proximal and distal ends, a first peripheral...
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6423036 |
Cannula anchoring port
A port for anchoring a cannula is provided. The port consists of a sealing cap removably attached to a threaded cone top. The threaded cone top is threaded onto a cone section from which a...
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6355028 |
Stable port device for port off-pump beating heart coronary artery bypass surgery system
A port device includes tubular body with a distal swivel, a platform movable along the length of the port body, and preferably three legs movable relative to the platform. The tubular body is...
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6344038 |
Surgical anti-friction device
A surgical anti-friction device for use with highly flexible, reinforced swan neck liposuction cannulas. The flexible cannulas are constructed of metal and plastic, with the metal cannulas having...
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6231549 |
Shim device for enteral feeding system
A shim device is provided for use with a low profile gastrostomy device having a gastrostomy tube fitted in a mature stoma and held in place between an internal retention mechanism disposed within...
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6228071 |
Devices and methods for cannulating a blood vessel
A cannula has a distal portion which is angled relative to a proximal portion. The distal portion is straightened during introduction with a stiffening element. After introduction, the stiffening...
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6228022 |
Methods and instruments for spinal surgery
Surgical techniques and instruments are provided for preparing a disc space for implantation of a vertebral fusion device or implant. In accordance with one embodiment of the technique, a surgical...
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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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6171299 |
Method of providing surgical access through an incision
An active cannula or sleeve which does more than merely maintain a channel or passage is usable to create and/or enlarge a channel or passage, to position a scope or instrument, to move or locate...
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6162221 |
Drainage tube introducer for endoscope
A drainage tube introducer for an endoscope includes an electrically conductive exposed portion provided on the outer surface of a part at the distal end of a drainage tube guide wire that is...
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6146378 |
Placement guide for ablation devices
A placement guide for positioning ablation devices within a human body is disclosed. The placement guide comprise an outer catheter and an inner tubular member disposed within a lumen of the outer...
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5935107 |
Apparatus and method for surgically accessing a body cavity
An access device, such as a gastrostomy tube, includes a Mallincott anchoring structure reinforced with an insert and operable by a pair of sutures. An electrosurgical obturator is positioned in...
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5928198 |
Medical tube assemblies
A tracheostomy assembly comprises a tracheostomy tube having an obturator inserted therein, the obturator including two resilient catches at its machine end extending along the outside of a...
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5911714 |
Surgical cannula system
A novel surgical cannula system is disclosed. The system generally comprises a guide rod, a cannula housing, an obturator and a dam assembly. A novel method for deploying the surgical cannula is...
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5906584 |
Device for the invasive thermometrical measurement and for the introduction of a medicament for surface and deep hyperthermia treatments
A device for invasive temperature measurements during surface and deep hyperthermia treatments. The device includes a needle-pin element and a catheter of a biocompatible material semi-rigid sheath...
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5885217 |
Catheter introducer
A catheter introducer which allows a dilator member and a sheath member to be engaged with and disengaged from each other promptly and smoothly. The catheter introducer includes a sheath member...
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5879338 |
Needle-syringe assembly for guidewire insertion
A needle-syringe for inserting a guidewire G in a patient comprises a barrel 10 and a hollow nozzle 15 opening into the interior of the barrel 10. It comprises a plunger 11 slidably mounted in the...
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5879333 |
Catheter with body locking into cannula hub
A system for introducing a fine bore catheter into a vein includes a cannula unit comprising an elongate tubular sheath, defining a distal end and a proximal end, and a hub enclosing the proximal...
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5817062 |
Trocar
A thoracic trocar having a deflectable member. The deflectable member has a frustoconical outer surface and is movable between first and second positions. The outer surface is angled toward the...
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5817061 |
Trocar assembly
A multi-patient use trocar assembly is disclosed. The trocar assembly has obturator and cannula subassemblies. The obturator subassembly has an elongated obturator shaft which can receive an...
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5443484 |
Trocar and method for endoscopic surgery
A trocar system for assisting in the generation of ports for endoscopic surgery is disclosed in which a retractor is used to place the peritoneum in counter-traction to facilitate the penetration...
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5226890 |
Tissue gripping device
An apparatus for maintaining a positional relationship between a trocar cannula and body tissue into which the cannula is inserted includes a tissue engaging member having a conical outer surface...
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5176662 |
Subcutaneous injection set with improved cannula mounting arrangement
An improved subcutaneous injection set is disclosed which has a soft cannula for subcataneous delivery of a selected medication to a patient. The cannula is supported by and protrudes outwardly...
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