Patent application number | Description | Published |
20080200978 | Surgical System and Method For Attaching a Prosthetic Vessel to a Hollow Structure - A system and method for joining an end of a tubular prosthesis to the wall of a vessel wherein an anvil is inserted into the vessel through an opening in the vessel wall produced by a cutting surface on the anvil. The anvil is operated via an anvil handle which may extend through the tubular prosthesis. The tubular prosthesis is guided to the opening in the vessel wall whereupon jaws clamp the prosthesis around the anvil. Staples mounted on the jaws engage the anvil and are bent to thereby staple the end of the tubular prosthesis to the vessel wall. A cutting edge may be mounted to the anvil and utilized to create an enlarged hole to permit blood flow into the tubular prosthesis and to permit removal of the anvil from the vessel. | 08-21-2008 |
20080203103 | Portable reverse isolation box (PRIB) - A portable reverse isolation box (PRIB) for protecting an object from the environment and/or protecting a user from the object, the PRIB comprising:
| 08-28-2008 |
20080215036 | Atraumatic Occlusion Balloons and Skirts, and Methods of Use Thereof - One aspect of the present invention relates to catheters that can be placed in or around bodily conduits to occlude or widen a biological lumen without imparting significant trauma to the lumen. In certain embodiments, the invention particularly relates to the use of a polymer composition which can be made to gel upon insertion into said balloon or skirt. In certain embodiments, the inflating viscous polymer composition is a liquid at room temperature and a gel at mammalian physiological temperature. In certain embodiments, the inflating viscous polymer composition comprises an optionally purified inverse thermosensitive polymer. | 09-04-2008 |
20080221593 | APPARATUS AND METHOD FOR THE LIGATION OF TISSUE - A novel catheter-based system which ligates the left atrial appendage (LAA) on the outside of the heart, preferably using a combination of catheters and/or instruments, e.g., a guide catheter positioned inside the left atrial appendage which may assist in locating the left atrial appendage and/or assist in the optimal placement of a ligature on the outside of the appendage, and a ligating catheter and/or instrument outside the heart in the pericardial space to set a ligating element at the neck of the left atrial appendage. | 09-11-2008 |
20090088597 | INTRAATRIAL VENTRICULAR ASSIST DEVICE - A medical device comprises a pump adapted to fit within an atrium of a heart, said pump comprising an inlet and an outlet. The device further comprises a flexible outflow conduit coupled to said outlet. A method of assisting ventricular function of a heart of a patient comprises: a) inserting a continuous flow pump having an inlet and an outlet into the heart via a subclavian or jugular vein; b) attaching the outlet of the continuous flow pump to an atrial septum, wherein the inlet of the continuous flow pump is directed into a heart atrium; c) attaching the distal end of the outflow conduit to an artery; and d) operating the pump at a volumetric rate ranging from about 2 L/min to about 3 L/min. | 04-02-2009 |
20090188531 | METHODS AND DEVICES TO CLEAR OBSTRUCTIONS FROM MEDICAL TUBES - A device for clearing obstructions from a medical tube, such as a chest tube, is disclosed in various embodiments. The device features a shuttle member that is magnetically coupled to a guide wire within a guide tube, through the guide-tube wall, so that translation of the shuttle member induces a corresponding translation of the guide wire within the guide tube, without penetrating or compromising the guide-tube wall. In this manner, when the guide tube is coupled to a medical tube where obstructions have formed, the guide wire and clearance member may be inserted into and withdrawn from the medical tube, via actuation of the shuttle member, to engage and help clear such obstructions from the medical tube without compromising the sterile field. Methods of clearing a medical tube of obstructions are also disclosed. | 07-30-2009 |
20100010505 | METHODS AND APPARATUS FOR INTRODUCING A MEDICAL DEVICE INTO THE BODY OF A PATIENT - An image guided robotic device is provided to perform a diagnostic or therapeutic medical procedure. In one embodiment, the robotic device includes an imaging machine, an actuator, and a controller for controlling the actuator. The robotic device may be configured to introduce a needle, a catheter, or a cannula into an anatomical structure. The device and its components may be sized for use as a portable device and/or operable using one hand of the operator. | 01-14-2010 |
20110040286 | METHODS AND DEVICES TO CLEAR OBSTRUCTIONS FROM MEDICAL TUBES - A device for clearing obstructions from a medical tube, such as a chest tube, is disclosed in various embodiments. The device features a clearance member in the form of a loop. The loop desirably has a diameter that substantially corresponds to the inner diameter of the medical tube. Also desirably, the loop presents a substantially unobstructed pathway therethrough for the flow of material from a location in the medical tube distal to the loop to a location in the medical tube proximal to the loop regardless whether the clearance member is being translated or is at rest in the medical tube. Methods of utilizing such a device are also disclosed. | 02-17-2011 |
20110087247 | TISSUE LIGATION DEVICES AND CONTROLS THEREFOR - Described here are devices for closing one or more tissues, and handles for controlling these devices. Generally, the devices described here comprise a snare loop assembly, wherein the snare loop assembly comprises a snare and a suture loop, and a handle for controlling the snare loop assembly. In some variations the snare loop assembly may comprise a retention member that may releasably connect the suture loop to the snare. In other variations the devices comprise one or more force-reducing suture locks to help prevent the suture loop from inadvertently disengaging from the snare loop assembly. In still other variations, the excess-suture management features. The handles described here may be configured to remove excess suture from a suture loop, and may also be configured to release the suture loop from the snare loop assembly. | 04-14-2011 |
20110130624 | SYSTEM AND METHOD FOR ATTACHING A VESSEL IN A VASCULAR ENVIRONMENT - An apparatus is provided in one example embodiment and includes a body section having an upper surface, a lower surface, and an inner edge circumferentially arranged around at least a portion of an open area. The apparatus also includes a tool extending from the body section into the open area for holding a graft vessel. The lower surface of the body section opposes a receiving vessel when the tool is positioned to transfer the graft vessel to the receiving vessel, such that the graft vessel is axially accessible through the open area to be attached to the receiving vessel. In more specific embodiments, the body section has first and second opposing ends defining a gap sized to permit the vessel to pass through. | 06-02-2011 |
20110172690 | Balloon Catheter for Use with a Surgical Coring System - A balloon catheter for use with a surgical coring system for off pump surgery, includes various shaped balloon portions which are adapted to seal an apical hole in the left ventricle of a patient's heart. | 07-14-2011 |
20110240587 | Baby nipple assembly for use with flexible drink pouches - A novel baby nipple assembly for use with a flexible drink pouch, wherein the baby nipple assembly generally comprises a mount subassembly (sometimes hereinafter referred to as simply “the mount” or “the disk”) for attachment to the flexible drink pouch, and a nipple subassembly (sometimes hereinafter referred to as simply “the nipple”) for connection to the mount subassembly, wherein the mount subassembly comprises a relatively large flat element for adhesion to an outside surface of the flexible drink pouch, and the nipple subassembly comprises (i) means for connection to the mount subassembly, (ii) a sharp tube for extending through the mount subassembly and puncturing the side wall of the flexible drink pouch, and (iii) a soft nipple in fluid communication with the sharp tube, whereby a baby or young child can suckle on the nipple and receive the beverage from the flexible drink pouch. | 10-06-2011 |
20120017943 | METHODS AND DEVICES TO CLEAR OBSTRUCTIONS FROM MEDICAL TUBES - A device for clearing obstructions from a medical tube, such as a chest tube, is disclosed in various embodiments. The device features a clearance member in the form of a loop. The loop desirably has a diameter that substantially corresponds to the inner diameter of the medical tube. Also desirably, the loop presents a substantially unobstructed pathway therethrough for the flow of material from a location in the medical tube distal to the loop to a location in the medical tube proximal to the loop regardless whether the clearance member is being translated or is at rest in the medical tube. Methods of utilizing such a device are also disclosed. | 01-26-2012 |
20120029558 | Methods and Kits for Treating Lacerations and Puncture Wounds Using Inverse Therosensitive Polymers - In certain embodiments, the present invention relates to methods and kits for treating wounds, comprising the step of introducing into said wound a composition comprising at least one optionally purified inverse thermosensitive polymer, wherein said at least one optionally purified inverse thermosensitive polymer forms a gel in said wound, thereby temporarily occluding said wound. In certain embodiments, the present invention relates to the aforementioned method wherein a wound to a blood vessel or a segment of the GI tract is occluded, thereby preventing exsanguination and/or septicemia. In other embodiments, the inventive methods and kits described herein may be used to ameliorate (e.g., fill) temporarily a defect in a biological lumen, thereby strengthening said defect, preventing rupture of, or maintaining, improving or optimizing fluid flow through said lumen. | 02-02-2012 |
20120078354 | APPARATUS FOR REPLACING A CARDIAC VALVE - A prosthetic heart valve in combination with a delivery assembly that includes a first elongate component that is movably disposed to a second elongate component. The delivery assembly has a temporary valve location relative to the delivery assembly to which the prosthetic heart valve can be releasably mounted in position and a spaced implantation location relative to the delivery assembly to which the prosthetic heart valve can also be releasably mounted in position. The prosthetic heart valve and delivery assembly combination is configurable with movement of the first elongate component relative to the second elongate component from a delivery state with the prosthetic heart valve mounted in the temporary location to an implantation state with the prosthetic heart valve repositioned from the temporary, location to the implantation location so that the prosthetic heart valve can subsequently be deployed from the implantation location. | 03-29-2012 |
20120143324 | Aortic Valve Devices - The present disclosure provides aortic valve prosthetic devices that are constructed in an elliptical shape, or are expandable to an elliptical shape for improved results in the repair of defective aortic valves. The devices can be surgically implanted, or they can be implanted percutaneously through an insertion catheter. The expandable devices can be self-expanding or expanded by an inflatable balloon to an elliptical cross section geometry. | 06-07-2012 |
20120239143 | Non-Axisymmetric Aortic Valve Devices - The present disclosure provides aortic valve prosthetic devices that are constructed in a non-axisymmetric shape, or are expandable to a non-axisymmetric shape for improved results in the repair of defective aortic valves. The devices can be surgically implanted, or they can be implanted percutaneously through an insertion catheter. The expandable devices can be self-expanding or expanded by an inflatable balloon to a non-axisymmetric cross-section geometry. | 09-20-2012 |
20120271336 | SYSTEM AND METHOD FOR MEASURING A VESSEL IN A VASCULAR ENVIRONMENT - An apparatus is provided in one example embodiment including a body section including inner and outer edges with the inner edge surrounding at least a portion of an open area. The body section further includes a lower surface extending between the inner and outer edges, and a handle adjacent to the lower surface. The apparatus also comprises a plurality of arms that include opposing tips and proximal ends received in the body section. The opposing tips define a tip spacing therebetween, and the arms are configured to extend and retract to decrease and increase, respectively, a dimension of the tip spacing. In more specific embodiments, the lower surface of the apparatus includes size markers, and each size marker corresponds to a dimension of the tip spacing when the handle is aligned with the size marker. | 10-25-2012 |
20120302935 | DEVICES AND METHODS FOR FORMING A FISTULA - Described here are devices, systems and methods for forming a fistula between two blood vessels. Generally, the systems may comprise a first catheter which may comprise a fistula-forming element. The fistula-forming element may comprise one or more electrodes, mechanical cutting elements, laser sources, or combinations thereof, and may be used to assist in fistula formation. In some instances, a system may comprise a second catheter, which may comprise a fistula-forming element. One or more of the catheters may comprise one or more markers, magnetic alignment elements, and/or one shape-changing elements. | 11-29-2012 |
20130046377 | Apparatus for Replacing a Cardiac Valve - A delivery assembly for delivering a prosthetic heart valve can include a first elongate component and a second elongate component. The delivery assembly includes a temporary valve location to which the prosthetic heart valve can be releasably mounted and an implantation location to which the prosthetic heart valve can also be releasably mounted. The delivery assembly can move from a delivery state with the prosthetic heart valve mounted to the temporary location to an implantation state with the prosthetic heart valve repositioned from the temporary location to the implantation location. The prosthetic heart valve can subsequently be deployed from the implantation location. The position of the prosthetic heart valve relative to the first elongate component at the temporary location is different than a position of the prosthetic heart valve relative to the first elongate component at the implantation location. | 02-21-2013 |
20130096580 | METHOD AND APPARATUS FOR TREATING A PATIENT BY INTENTIONALLY OCCLUDING A BLOOD VESSEL, INCLUDING METHOD AND APPARATUS FOR INDUCING WEIGHT LOSS IN A PATIENT BY INTENTIONALLY OCCLUDING THE CELIAC ARTERY - A method for inducing weight loss in a patient, the method comprising:
| 04-18-2013 |
20130144270 | METHODS AND DEVICES TO CLEAR OBSTRUCTIONS FROM MEDICAL TUBES - A device for clearing obstructions from a medical tube, such as a chest tube, is disclosed in various embodiments. The device features a clearance member in the form of a loop. The loop desirably has a diameter that substantially corresponds to the inner diameter of the medical tube. Also desirably, the loop presents a substantially unobstructed pathway therethrough for the flow of material from a location in the medical tube distal to the loop to a location in the medical tube proximal to the loop regardless whether the clearance member is being translated or is at rest in the medical tube. Methods of utilizing such a device are also disclosed. | 06-06-2013 |
20130158589 | Methods And Kits For Treating Lacerations And Puncture Wounds Using Inverse Thermosensitive Polymers - In certain embodiments, the present invention relates to methods and kits for treating wounds, comprising the step of introducing into said wound a composition comprising at least one optionally purified inverse thermosensitive polymer, wherein said at least one optionally purified inverse thermosensitive polymer forms a gel in said wound, thereby temporarily occluding said wound. In certain embodiments, the present invention relates to the aforementioned method wherein a wound to a blood vessel or a segment of the GI tract is occluded, thereby preventing exsanguination and/or septicemia. In other embodiments, the inventive methods and kits described herein may be used to ameliorate (e.g., fill) temporarily a defect in a biological lumen, thereby strengthening said defect, preventing rupture of, or maintaining, improving or optimizing fluid flow through said lumen. | 06-20-2013 |
20130289605 | Atraumatic Occlusion Balloons and Skirts, and Methods of Use Thereof - One aspect of the present invention relates to catheters that can be placed in or around bodily conduits to occlude or widen a biological lumen without imparting significant trauma to the lumen. In certain embodiments, the invention particularly relates to the use of a polymer composition which can be made to gel upon insertion into said balloon or skirt. In certain embodiments, the inflating viscous polymer composition is a liquid at room temperature and a gel at mammalian physiological temperature. In certain embodiments, the inflating viscous polymer composition comprises an optionally purified inverse thermosensitive polymer. | 10-31-2013 |
20140107405 | CARDIAC TREATMENT SYSTEM AND METHOD - Devices and methods for providing localized pressure to a region of a patient's heart to improve heart functioning, including: (a) a jacket made of a flexible biocompatible material, the jacket having an open top end that is received around the heart and a bottom portion that is received around the apex of the heart; and (b) at least one inflatable bladder disposed on an interior surface of the jacket, the inflatable bladder having an inelastic outer surface positioned adjacent to the jacket and an elastic inner surface such that inflation of the bladder causes the bladder to deform substantially inwardly to exert localized pressure against a region of the heart. | 04-17-2014 |
20140107406 | CARDIAC TREATMENT SYSTEM AND METHOD - Devices and methods for providing localized pressure to a region of a patient's heart to improve heart functioning, including: (a) a jacket made of a flexible biocompatible material, the jacket having an open top end that is received around the heart and a bottom portion that is received around the apex of the heart; and (b) at least one inflatable bladder disposed on an interior surface of the jacket, the inflatable bladder having an inelastic outer surface positioned adjacent to the jacket and an elastic inner surface such that inflation of the bladder causes the bladder to deform substantially inwardly to exert localized pressure against a region of the heart. | 04-17-2014 |
20140107642 | DEVICES AND METHODS FOR FISTULA FORMATION - Described here are devices and methods for forming a fistula between two vessels. In some instances, the fistula may be formed between a proximal ulnar artery and a deep ulnar vein. The fistula may be formed using an electrode, and may be formed with a first catheter placed in a first blood vessel and a second catheter placed in a second blood vessel. In some instances, access to the proximal ulnar artery may be achieved through a brachial artery, and access to the deep ulnar vein may be achieved through a brachial vein. | 04-17-2014 |
20150080886 | DEVICES AND METHODS FOR FORMING A FISTULA - Described here are devices, systems and methods for forming a fistula between two blood vessels. Generally, the systems may comprise a first catheter which may comprise a fistula-forming element. The fistula-forming element may comprise one or more electrodes, mechanical cutting elements, laser sources, or combinations thereof, and may be used to assist in fistula formation. In some instances, a system may comprise a second catheter, which may comprise a fistula-forming element. One or more of the catheters may comprise one or more markers, magnetic alignment elements, and/or one shape-changing elements. | 03-19-2015 |