Class / Patent application number | Description | Number of patent applications / Date published |
604104000 | Having means expanding body orifice or canal (e.g., dilator, retaining means, etc.) | 25 |
20080228140 | CATHETER WITH PORTIONS THAT CAN CHANGE IN VOLUME - A catheter for administering a substance into body tissues includes an elongated catheter body that has at least one portion of the length of the catheter body that expands after the catheter is inserted in the patient's body. The portion that expands provides a seal against backflow of the substance along the outer surface of the catheter body and away from the intended treatment area. | 09-18-2008 |
20080306442 | INTRODUCER SHEATH - An introducer sheath includes an elongated longitudinal body having opposite ends longitudinally disposed. An opening is present at each end of the elongated body and a channel extends longitudinally through the openings of the elongated body. The elongated body of the introducer sheath includes a varying stiffness from one end to the other end. As one example, an introducer sheath can introduce devices and/or medical treatment products used in minimally invasive medical procedures. | 12-11-2008 |
20090012469 | Methods and devices for obesity treatment - A method for inducing malabsorption in a small intestine of a patient may involve advancing a portion of a catheter into the patient's small intestine and expanding a portion of the catheter to apply force to the small intestine's inner wall to modify mucosal villi and/or crypts. The method for causing weight loss in a patient may also involve dilating at least a portion of the patient's small intestine to modify mucosal villi and/or crypts, destroying mucosal villi and/or crypts of the patient's small intestine using a combined coaxial and radial catheterization of the intestine, or isolating a length of the patient's small intestine and delivering a substance to the isolated length to destroy mucosal villi and/or crypts. | 01-08-2009 |
20090024089 | LONG TAPERED DILATOR - A dilator assembly used for the dilatation of vessel, tracts, or cavities. The dilator assembly comprises a hub portion, a shaft portion, and a long tapered tip portion having a taper no greater than 4 Fr per 1 cm. In certain aspects, the taper of the tapered tip portion is between approximately 1 Fr per 1 cm to 1 Fr per 1.5 cm. The present invention obviates the need for pre-dilatation. The dilator shaft portion and/or the distal tapered tip portion are flexible, providing excellent tractability, being capable of bending along a guide wire with minimal physical force and without kinking, to tract the curvature of a vessel, tract, or cavity. Additionally, a section of the shaft portion can be is capable of similarly bending along a guide wire. The present invention functions as a dilator, and tracts like a catheter over a guide wire. | 01-22-2009 |
20090062735 | INTRODUCER FOR CANNULA AND METHOD - An introducer for a blood vessel cannula has a main elongate portion adapted for insertion into a blood vessel cannula. A first end of a transition portion is adjacent to and extends from the main elongate portion. The first end of the transition portion has an outside diameter larger than an outside diameter of a second end of the transition portion. A first end of an extended portion is adjacent to and extends from the second end of the transition portion and the first end of the extended portion has an outside diameter that is larger than an outside diameter of a second end of the extended portion. A distal end portion is adjacent the second end of the extended portion and has an aperture. A lumen extends through the aperture, main elongate portion, the transition portion, the extended portion, and the distal end portion. | 03-05-2009 |
20090105644 | INTRAVASCULAR MEDICAL DEVICE HAVING A READILY COLLAPSIBLE COVERED FRAME - An elongated intravascular device having a frame configured for reversibly expanding in a patient's body lumen, which has a sleeve secured to the frame, and at least one sleeve-folding strut configured to fold the sleeve inwardly as the frame radially collapses in the patient's body lumen. Additional aspects of the invention are directed to methods of recovering such expanded frame type devices, and a recovery catheter configured for collapsing an expanded frame. The devices and methods of the invention facilitate the collapse of expanded frame devices, for repositioning or removal from the patient's body lumen. | 04-23-2009 |
20090171284 | DILATION SYSTEM - A dilation system and method of use thereof are provided that may be used to dilate hardened regions of a stenosis. The dilation system is provided with dilation elements that extend between a catheter and a distal tip to form a cage-like structure. The inner passageway of the cage-like structure is sized to receive a balloon catheter. During a procedure, the balloon catheter may be introduced into the cage. Inflation of the balloon causes the dilation elements to radially move outward and contact a stenosed region. After dilation of the stenosed region, the balloon catheter may be withdrawn. | 07-02-2009 |
20090275890 | Expandable Surgical Access Device and Methods of Use - An expandable surgical access device can include an elongate member comprising an expansion lumen between a proximal end and a distal end, and an expandable body operably attached to the distal end of the elongate member. The expandable body can be inserted to an internal location in a body in a collapsed configuration. When in a desired position, the expandable body can be expanded outward to an expanded configuration. In the expanded configuration, the expandable body can be adapted to protect adjacent anatomical structures and can have an internal diameter defining an operating lumen sufficient to allow passage of a cannula through the operating lumen. The expandable body may be further expanded inward to a constricting configuration whereby the expandable body can be adapted to constrict about and anchor the cannula in the operating lumen. | 11-05-2009 |
20100010441 | FLOW-DIRECTED CATHETER GUIDE WITH VARIABLE RIGIDITY SHAFT - A flow-directed catheter guide includes a selectively deployable flow-directed member and a variable rigidity shaft. The variable rigidity shaft can be selectively changed between a flexible state and a rigid state. The flow-directed member can be deployed to direct the distal end of the catheter guide downstream following the blood flow in the vessel. | 01-14-2010 |
20100030145 | PERMANENT UMBILICAL HOLLOW TUBE - An apparatus is provided. The apparatus includes a tube having a first end and a second end. The second end prevents access to an inner wall of the tube. Further, the apparatus includes a valve operably connected to the first end of the tube and configured to provide access to the inner wall of the tube to a guiding member inserted through the valve. The guiding member positions the tube in an umbilical vessel of an umbilical cord prior to occlusion of the umbilical vessel so that the tube remains within the umbilical vessel after occlusion of the umbilical vessel. | 02-04-2010 |
20100217190 | Catheter system for preventing and treating restenosis in coronary and peripheral arteries, in a single vessel or bifurcation - A catheter system for preventing and treating restenosis in coronary or peripheral arteries, in a single vessel or in a bifurcation, which comprises, at least, one occlusion-infusion catheter ( | 08-26-2010 |
20100228192 | DEVICE AND A SYSTEM FOR USE IN A PROCEDURE FOR IMPROVING A SEALING FUNCTION OF A SPHINCTER AND A METHOD FOR IMPROVING THE SEALING FUNCTION OF A SPHINCTER | 09-09-2010 |
20100331777 | NOSE DEVICE - The nose device has a conical portion with a distal end intended to be arranged adjacent a nose bone and a proximal end intended to be arranged adjacent a nostril. A screw winding is arranged centrally at the outer surface of the conical portion. A tab portion is arranged at the proximal end of the conical device. The nose device is inserted in the nose of the person until the distal end is positioned adjacent the nose bone of the person. Then, the nose device is rotated so that the distal end is positioned adjacent the nose bone of the person. When the nose device is rotated, the screw windings cooperate with the walls of the nose channel in order to pull them slightly outwards and stretch them, in order to thereby keep the nose channels open. A filter may be arranged for filtering the inhaled air. | 12-30-2010 |
20110060277 | VARICOSE VEIN TREATMENT - Methods for treating an undesired varicose or spider vein in a venous system of a patient generally includes substantially emptying the vein of blood between its proximal end and distal end; introducing a medically acceptable adhesive into the substantially emptied vein; and applying pressure to the vein to cause the opposing side walls of the vein to be adhered together in a collapsed configuration by the adhesive. Also disclosed are kits for the treatment of undesired varicose or spider vein in a venous system of a patient. The kits include a medically acceptable adhesive; a cannula; a guide wire; and a catheter. | 03-10-2011 |
20130211324 | EXPANDABLE INTRODUCER SHEATH TO PRESERVE GUIDEWIRE ACCESS - An introducer sheath is described. The introducer sheath may include a tubular body. The tubular body may extend from a distal end toward a proximal end. The tubular body may include a lumen. The lumen may at least partially be defined by a wall. A channel may be disposed within the wall. The channel may be configured to receive a guidewire. The tubular body may include an expandable portion expandable to increase a cross-sectional area of the lumen. | 08-15-2013 |
20130303984 | Tissue penetration device - A tissue penetration device and method of using same. The tissue penetration device may optionally include sampling and analyzing functions, which may be integrated. An embodiment provides control of a lancet used for sampling blood. Electric field coils or solenoids may drive the lancet using electromagnetic force. Advancement and retraction of a lancet may be controlled by a feedback loop monitoring the position and velocity of the lancet embodiments of the lancet driver can be configured to follow a predetermined tissue lancing profile. Embodiments of the invention include a lancet and method for using a lancet to maintain the patency of the wound tract once the lancet has cut into the skin. | 11-14-2013 |
20140052064 | MEDICAL APPARATUS AND METHOD OF MAKING THE SAME - A hemostatic valve apparatus used in medical procedures that provides rapid activation of a sealing mechanism resulting in lower blood loss during use of the sealing device. The valve apparatus incorporates an actuator and two mechanisms that counter-rotate opposite ends of a sealing tube. | 02-20-2014 |
20140107576 | APPARATUS FOR LEFT-SIDE INSTALLATION OF TUNNELED VASCULAR CATHETERS - An apparatus for installation of a tunneled vascular catheter into a patient's right atrium from the left side of their upper body. The apparatus comprises a dilator and a peel-away sheath. The dilator has a distal end portion and a proximal end portion interconnected by a shaft portion, with a lumen extending therethrough. The distal end portion is curved about 1° to about 3° from the longitudinal axis of the shaft portion. The end of the proximal end portion is provided with a flange. The total length of the dilator is about 3 cm to about 6 cm. The distal end of the peel-away sheath is provided a flange for contacting the flange at the end of the proximal end portion of the dilator. The length of the peel-away sheath is about 2.5 cm to about 4.5 cm. | 04-17-2014 |
20140213971 | NERVE IMPINGEMENT SYSTEMS INCLUDING AN INTRAVASCULAR PROSTHESIS AND AN EXTRAVASCULAR PROSTHESIS AND ASSOCIATED SYSTEMS AND METHODS - Neuromodulation assemblies ( | 07-31-2014 |
20160038379 | ELONGATED DILATOR FOR PULL PEG TUBE WITHOUT A LOOP - A feeding tube and method for introducing a feeding tube within the gastrointestinal tract of a patient, whereby the feeding tube is introduced by using a variation of the Ponsky “pull” method of feeding tube placement. The feeding tube comprises an elongate shaft having a distal end and proximal end. The feeding tube also comprises a coupling structure for coupling the feeding tube to a pull wire, the coupling structure being internal to and proximal of the distal end of the feeding tube shaft. The coupling structure is configured to engage an outwardly biased anchor member affixed to the end of the pull wire. The feeding tube is introduced within the patient by attaching the anchor member of the previously placed pull wire to the coupling structure of the feeding tube, and then pulling the pull wire so as to pull the feeding tube into and through the gastrointestinal tract of the patient. | 02-11-2016 |
604105000 | Expanding bow | 2 |
20090198180 | Tissue Separating Catheter Assembly and Method - A tissue-separating catheter assembly comprises a rotatable shaft, having a distal shaft portion, and a tissue separator device extending along the shaft. The tissue separator device has a distal separator part at the distal shaft portion movable between a retracted state, towards the distal shaft portion, and an outwardly extending, operational state, away from the distal shaft portion. A pivot joint may be used to pivotally connect the distal separator end to the distal shaft portion. The distal shaft portion may comprise a distally-facing transition surface at a proximal end of the distal shaft portion. First and second energizable tissue separator elements may be used at the transition surface and the tip of the device, respectively. | 08-06-2009 |
20130261550 | Devices and Methods for Dilating a Paranasal Sinus Opening and for Treating Sinusitis - Medical devices which are adapted to be inserted into a patient for a limited period of time using minimally invasive insertion procedures for dilating a stenotic opening, such as a stenotic sinus opening, are provided. The devices and methods can be used for treating sinusitis and other nasal and/or sinus disorders. | 10-03-2013 |
604106000 | Expanding arm or finger | 3 |
20140276408 | SYSTEMS, DEVICES, AND METHOD FOR TREATING A SINUS CONDITION - Described here are systems, devices, and methods for delivery of an implant to a bodily cavity. The implant may include a hub and a plurality of legs, and may be moveable between a low-profile and expanded configuration. The systems may include a crimping device having a crimping member with a plurality of arms. The plurality of arms may engage the plurality of legs of the implant, and may move the legs to move the implant to the low-profile configuration. In some instances a delivery device may aid in crimping and/or delivery of the implant. | 09-18-2014 |
604107000 | Expansion actuated by axially movable member | 1 |
604108000 | Rotatable means actuates axially movable member | 1 |
20090105645 | APPARATUS FOR SELECTIVELY ROTATING AND/OR ADVANCING AN ELONGATE DEVICE - An apparatus for selectively advancing and/or rotating an elongate device, includes a carrier mounted for rotation about a primary axis and a pair of opposed rollers on the carrier adapted to receive and engage an elongate device between them, and drive the device in a direction along the primary axis. A drive mechanism for driving at least one of the pair of opposed rollers, the drive mechanism comprising a first gear pivotally mounted about a first axis perpendicular to the primary axis, a second gear engaging the first gear, rotatably mounted about an axis parallel to the primary axis. A first input for selectively rotating the second gear in first or second directions to advance or retract an elongate device engaged by the pair of opposed rollers. A second input for selectively rotating the carrier in first and second directions to rotate an elongate device engaged by the pair of opposed rollers. The operation of the second input alone simultaneously rotating and advancing or retracting the elongate device, and the coordinated operation of the first and second inputs allowing rotation of the elongate device without advancement or retraction of the elongate device. | 04-23-2009 |
604109000 | Expansion actuated by rotatable means (e.g, threaded or cammed member, etc.) | 1 |
20080294105 | ENDOSCOPE DEVICE - An endoscope device obtains tissue information of a desired depth near the tissue surface. A xenon lamp ( | 11-27-2008 |