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Atrium Medical Corporation Patents
Assignee:
Atrium Medical Corporation
Address:
Hudson, NH
No. of patents:
55
Patents:


1 2


Patent Number Title Of Patent Date Issued
RE35225 Fluid recovery system April 30, 1996
A thoracic cavity drainage device includes a first vessel having a plurality of chambers one of which is a regulated drainage chamber, and a separate transfer vessel which receives fluid collected in the drainage chamber of the first vessel. The chambers of both vessels are interconn
D517897 Handle for chest drain bag March 28, 2006
D340285 Chest drain October 12, 1993
D328790 Chest drain vessel August 18, 1992
7354449 Covered stent and method of covering a stent April 8, 2008
A radially deployable covered stent that predictably and dependably expands to an increased diameter state at relatively low deployment pressures while concomitantly minimizing the risk of tearing of the stent covering during expansion. The stent covering includes an inner cover and
7232105 Method and apparatus for hanging a medical device June 19, 2007
An apparatus for hanging a medical device is provided. The apparatus includes a shaft, a mounting portion coupled to an end portion of the shaft and configured for mounting the apparatus for movement with respect to the medical device, and a hook portion positioned at an opposite end
7028707 Valve for use with chest drainage system April 18, 2006
A valve for use in a chest drainage device is disclosed, the chest drainage device is adapted to receive liquid and air from a patient's chest cavity via an inlet and to permit air to escape through an outlet for air to leave the chest drain, the inlet and outlet define a flow path a
6981977 Body fluid cartridge exchange platform device January 3, 2006
An apparatus for establishing a re-usable, recurring, mechanical connection to an organ within a patient is provided. A body fluid cartridge exchange platform device includes a hollow cartridge platform housing with a first end having an opening. The platform housing can additionally
6955661 Expandable fluoropolymer device for delivery of therapeutic agents and method of making October 18, 2005
A radially expandable fluid delivery device for delivering a fluid to a treatment site within the body is disclosed. The fluid delivery device is constructed of a microporous, biocompatible fluoropolymer material having a microstructure that can provide a controlled, uniform, low-velocit
6923927 Method for forming expandable polymers having drugs or agents included therewith August 2, 2005
The invention is directed to methods involving rewetting of expandable polymers with a wettable liquid to allow for enhanced expansion at or below room temperature without breakage, and in some cases, allows one to achieve a greater expansion ratio than that allowed at elevated tempe
6902550 System for draining fluids June 7, 2005
A kit for draining fluids from the body of a patient is provided. The kit eliminates the problem of having to obtain a distinct liquid source and a means for delivering the liquid into a chamber of a chest drain. The kit includes an apparatus configured to receive fluids from the body of
6890463 Method for treating expandable polymer materials May 10, 2005
The invention is directed to methods involving rewetting of expandable polymers with a wettable liquid to allow for enhanced expansion at or below room temperature without breakage, and in some cases, allows one to achieve a greater expansion ratio than that allowed at elevated tempe
6808533 Covered stent and method of covering a stent October 26, 2004
A radially deployable covered stent that predictably and dependably expands to an increased diameter state at relatively low deployment pressures while concomitantly minimizing the risk of tearing of the stent covering during expansion. The stent covering includes an inner cover and an o
6783554 Pile mesh prosthesis August 31, 2004
A method and apparatus relating to a biocompatible soft tissue implant is disclosed. The implant, in the form of a prosthesis, is constructed of a knitted pile mesh material arranged into either a 3-dimensional structure or a planar shape or structure. The material or fabric includes a
6774155 Method for treating polymer materials and products produced therefrom August 10, 2004
The invention is directed to methods for fabricating devices from polymer precursors, along with devices so fabricated. The methods of the invention include the steps of plasma treating a polymer based resin, paste, preform billet, or extrudate, and employing the treated polymer in the f
6616876 Method for treating expandable polymer materials September 9, 2003
The invention is directed to methods involving rewetting of expandable polymers with a wettable liquid to allow for enhanced expansion at or below room temperature without breakage, and in some cases, allows one to achieve a greater expansion ratio than that allowed at elevated tempe
6573311 Method for treating polymer materials and products produced therefrom June 3, 2003
The invention is directed to methods for fabricating devices from polymer precursors, along with devices so fabricated. The methods of the invention include the steps of plasma treating a polymer based resin, paste, preform billet, or extrudate, and employing the treated polymer in the f
6565594 Tunneling device May 20, 2003
A tunneling device, which is implantable in a body, includes a flexible covering to protect a medical from contamination during the handling and implantation of the device in the body. The tunneling device of the present invention may optionally include a rigid tunneler tip that allows
6475244 Tunneling device November 5, 2002
A tunneling device, which is implantable in a body, includes a flexible covering to protect a medical from contamination during the handling and implantation of the device in the body. The tunneling device of the present invention may optionally include a rigid tunneler tip that allows
6423089 Vascular endoprosthesis and method July 23, 2002
A vascular endoprosthesis is formed of a tubular liner preform with a continuous surface and having a diameter smaller than that of an intended vessel. The liner is inserted to a treatment site, and its sheet material undergoes a radially-directed expansion to a final size that fits the
6416537 Multi-stage prosthesis July 9, 2002
A porous tube suitable for use as a vascular graft prosthesis and a method of making it is disclosed. It has a structure of porous polytetrafluoroethylene having a fibrous structure of nodes and fibers connecting the nodes together and an integrated intrawall circumferential support
6395208 Method of making an expandable fluoropolymer device May 28, 2002
A method of making a radially expandable device having a body constructed of a generally inelastic, expanded fluoropolymer material. The body is deployable upon application of a radial expansion force from a reduced diameter, collapsed configuration to an expanded configuration having a
6358218 Fluid-recovery system with integrally molded components March 19, 2002
The present invention relates to fluid recovery systems for collecting fluid from a patient. A fluid recovery system according to the teachings of the invention includes a housing having a collection chamber for collecting fluid from a patient, and further includes a plurality of com
6315791 Self-expanding prothesis November 13, 2001
An expandable prosthesis includes a self-expanding stent deployable between a substantially radially compressed configuration and a substantially radially expanded configuration. A biocompatible coating is attached to at least a portion of the outer surface of the self-expanding stent in
6287337 Multi-stage prosthesis September 11, 2001
A porous tube suitable for use as a vascular graft prosthesis and a method of making it is disclosed. It has a structure of porous polytetrafluoroethylene having a fibrous structure of nodes and fibers connecting the nodes together and an integrated intrawall circumferential support
6270523 Expandable shielded vessel support August 7, 2001
A radially expandable support body is enveloped within a cocoon. In a preferred construction, the support is a stent, and a tube of polymeric material, e.g., polytetraeluoroethylene (PTFE), passes through the interior of the stent body and is turned back upon itself over the stent to
6250482 Holder for a fluid recovery system June 26, 2001
A fluid recovery system holder having features of the present invention includes a housing for carrying the chest drain and a mounting assembly coupled to the housing for removably and replaceably mounting the housing on the support. The housing has an opening sized and shaped to receive
6210383 Fluid recovery system April 3, 2001
A fluid recovery system, such as a chest or thoracic cavity drain, having a collection chamber for collecting fluid from a patient includes a base and a front face having a translucent portion for viewing the collected fluid and monitoring operation of the system. The front face is coupl
6066776 Self-forming prosthesis for repair of soft tissue defects May 23, 2000
A prosthesis is provided that is advantageously used to fill a soft tissue or muscle defect, such as an inquinal or femoral hernia. In a first aspect of the invention, multiple layers of a flexible, mesh material are attach together at a finite number of joins. A tab is placed at the geo
6042666 Prosthesis with in-wall modulation March 28, 2000
The wall of a prosthesis has a region which modulates communication through the porosity of the wall. The prosthesis is unitary, but may be assembled in successive bodies which are coalesced, so that the porous microstructure changes distinctly at stages through the thickness dimensi
6010529 Expandable shielded vessel support January 4, 2000
A radially expandable support body is enveloped within a cocoon. In a preferred construction, the support is a stent, and a tube of polymeric material, e.g. polytetrafluoroethylene (PTFE), passes through the interior of the stent body and is turned back upon itself over the stent to form
5980799 Methods of making controlled porosity expanded polytetrafluoroethylene products and fabrication November 9, 1999
A method of forming porous articles with a varying pore distribution by extrusion from a billet with a varying lubricant distribution. A single-polymer polytetrafluoroethylene is extruded and then stretched and sintered to provide a differential porous PTFE structure composed of fibe
5925074 Vascular endoprosthesis and method July 20, 1999
A vascular endoprosthesis is formed of a tubular liner preform with a continuous surface and having a diameter smaller than that of an intended vessel. The liner is inserted to a treatment site, and its sheet material undergoes a radially-directed expansion to a final size that fits the
5897587 Multi-stage prosthesis April 27, 1999
A porous tube suitable for use as a vascular graft prosthesis and a method of making it is disclosed. It has a structure of porous polytetrafluoroethylene having a fibrous structure of nodes and fibers connecting the nodes together and an integrated intrawall circumferential support
5861033 Method of making controlled porosity expanded polytetrafluoroethylene products and fabrication January 19, 1999
A method of forming porous articles with a varying pore distribution by extrusion from a billet with a varying lubricant distribution. A single-polymer polytetrafluoroethylene is extruded and then stretched and sintered to provide a differential porous PTFE structure composed of fibe
5824050 Prosthesis with in-wall modulation October 20, 1998
The wall of a prosthesis has a region which modulates communication through the porosity of the wall. The prosthesis is unitary, but may be assembled in successive bodies which are coalesced, so that the porous microstructure changes distinctly at stages through the thickness dimensi
5807358 Dry suction regulator blood collection device September 15, 1998
A blood collection device has a modular suction regulator assembly in the form of an adjustable negative pressure relief valve which controls the level of suction in a collection chamber by admitting air to a short bleed-in passage proximate to a suction connection. The modular assembly
5782789 Macrochannel phosthetic/delivery patch July 21, 1998
A prosthetic tissue patch includes a sheet of material having first and second sides, with a plurality of macrochannels extending parallel to each other in the plane of the sheet, and defining a dispersed set of chambers that serves as a reservoir of pharmaceutical material or living cul
5722964 Filtered blood collection device March 3, 1998
A blood collection vessel includes a blood inlet, a pooling region in which blood from the inlet collects, and an outlet in the pooling region for reinfusion of the collected blood. A filter located in the blood path between inlet and outlet extends at least in part into the pooling regi
5474824 Process for expanding polytetrafluoroethylene and products produced thereby December 12, 1995
A process for producing a shaped porous article includes the steps of providing an extrudate of a fluoropolymer material which is capable of being stretched and bilaterally stretching the extrudate along a longitudinal axis. The stretching step is carried out under conditions suffici
5433909 Method of making controlled porosity expanded polytetrafluoroethylene products July 18, 1995
A method of forming porous articles with a varying pore distribution by extrusion from a billet with a varying lubricant distribution. A single-polymer polytetrafluoroethylene is extruded and then stretched and sintered to provide a differential porous PTFE structure composed of fibe
5411550 Implantable prosthetic device for the delivery of a bioactive material May 2, 1995
An implantable prosthetic device for sustained release of a bioactive material into a fluid flow pathway of a patient comprises a body adapted for attachment to the fluid flow pathway. The body defines a primary lumen for accommodating fluid flow therethrough and at least one secondary l
5401262 Fluid recovery system March 28, 1995
A fluid collection vessel for drainage of body fluids includes a molded body with internal dividers constituting ports, baffles and subchambers, and a face plate that closes the body to form a suction-regulated multi-chamber vessel. The vessel has overpressure and underpressure prote
5397299 Fluid recovery system with improvements molded in body March 14, 1995
A collection vessel for drainage of body fluids includes a molded body with internal dividers constituting ports, baffles and subchambers, and a face plate that closes the body to form a suction-regulated multi-chamber vessel. The vessel has overpressure and underpressure protection, and
5370681 Polyumenal implantable organ December 6, 1994
A polylumenal implantable device comprises a body defining a plurality of capillary lumina. The prosthetic device is suitable for implantation in a patient as an arterial or venous bypass graft or shunt, or intra-organ implant as well as other purposes. The improved prosthetic device has
5320100 Implantable prosthetic device having integral patency diagnostic indicia June 14, 1994
An implantable prosthetic device comprises a remotely detectible component disposed in the body forming the device for allowing the device to be detected by x-ray, ultrasonic, or MRI imaging. By disposing at least two remotely detectible components in the body of the device, the effectiv
5197976 Manually separable multi-lumen vascular graft March 30, 1993
A vascular prosthesis has a plurality of tubular structures, each of which is manually separable from the others. Each tube structure has a biocompatible exterior surface and a lumen of predetermine diameter. Fluid, such as blood, is channelled through the lumina upon implantation in
5192310 Self-sealing implantable vascular graft March 9, 1993
An implantable self-sealing vascular graft device comprises an implantable tubular body defining a primary lumen and at least one secondary lumen, the lumina sharing a common side wall. The primary lumen is adapted for attachment to the vascular system of the patient to accommodate blood
5154712 Fluid recovery system October 13, 1992
A thoracic cavity drainage device includes a first vessel having a plurality of chambers one of which is a regulated drainage chamber, and a separate transfer vessel which receives fluid collected in the drainage chamber of the first vessel. The chambers of both vessels are interconn
5141504 Fluid recovery system with stopcock suction control August 25, 1992
A drainage device includes a vessel having a plurality of sub-chambers one of which is a regulated drainage collection chamber, and two of which cooperate to maintain a selected suction level in the drainage collection chamber. A stopcock proximate to the vessel communicates directly wit
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