Patent application number | Description | Published |
20090275885 | GUIDE WIRE EXTENSION FOR SHAPE MEMORY POLYMER OCCLUSION REMOVAL DEVICES - A flexible extension for a shape memory polymer occlusion removal device. A shape memory polymer instrument is transported through a vessel via a catheter. A flexible elongated unit is operatively connected to the distal end of the shape memory polymer instrument to enhance maneuverability through tortuous paths en route to the occlusion. | 11-05-2009 |
20090299335 | Shape Memory System with Integrated Actuation Using Embedded Particles - A shape memory material with integrated actuation using embedded particles. One embodiment provides a shape memory material apparatus comprising a shape memory material body and magnetic pieces in the shape memory material body. Another embodiment provides a method of actuating a device to perform an activity on a subject comprising the steps of positioning a shape memory material body in a desired position with regard to the subject, the shape memory material body capable of being formed in a specific primary shape, reformed into a secondary stable shape, and controllably actuated to recover the specific primary shape; including pieces in the shape memory material body; and actuating the shape memory material body using the pieces causing the shape memory material body to be controllably actuated to recover the specific primary shape and perform the activity on the subject. | 12-03-2009 |
20110137405 | Stent with Expandable Foam - A stent for treating a physical anomaly. The stent includes a skeletal support structure for expanding in the physical anomaly and a shape memory material coupled to the skeletal support structure. | 06-09-2011 |
20110144686 | Shape Memory Polymer Foams for Endovascular Therapies - A system for occluding a physical anomaly. One embodiment comprises a shape memory material body wherein the shape memory material body fits within the physical anomaly occluding the physical anomaly. The shape memory material body has a primary shape for occluding the physical anomaly and a secondary shape for being positioned in the physical anomaly. | 06-16-2011 |
20120232529 | SHAPE MEMORY SYSTEM WITH INTEGRATED ACTUATION USING EMBEDDED PARTICLES - A shape memory material with integrated actuation using embedded particles. One embodiment provides a shape memory material apparatus comprising a shape memory material body and magnetic pieces in the shape memory material body. Another embodiment provides a method of actuating a device to perform an activity on a subject comprising the steps of positioning a shape memory material body in a desired position with regard to the subject, the shape memory material body capable of being formed in a specific primary shape, reformed into a secondary stable shape, and controllably actuated to recover the specific primary shape; including pieces in the shape memory material body; and actuating the shape memory material body using the pieces causing the shape memory material body to be controllably actuated to recover the specific primary shape and perform the activity on the subject. | 09-13-2012 |
20150257764 | SHAPE MEMORY POLYMER FOAMS FOR ENDOVASCULAR THERAPIES - A system for occluding a physical anomaly. One embodiment comprises a shape memory material body wherein the shape memory material body fits within the physical anomaly occluding the physical anomaly. The shape memory material body has a primary shape for occluding the physical anomaly and a secondary shape for being positioned in the physical anomaly. | 09-17-2015 |
20150313606 | STENT WITH EXPANDABLE FOAM - A stent for treating a physical anomaly. The stent includes a skeletal support structure for expanding in the physical anomaly and a shape memory material coupled to the skeletal support structure. | 11-05-2015 |
Patent application number | Description | Published |
20120158034 | Expandable Implant and Implant System - An embodiment of the invention includes an expandable implant to endovascularly embolize an anatomical void or malformation, such as an aneurysm. An embodiment is comprised of a chain or linked sequence of expandable polymer foam elements. Another embodiment includes an elongated length of expandable polymer foam coupled to a backbone. Another embodiment includes a system for endovascular delivery of an expandable implant (e.g., shape memory polymer) to embolize an aneurysm. The system may include a microcatheter, a lumen-reducing collar coupled to the distal tip of the microcatheter, a flexible pushing element detachably coupled to an expandable implant, and a flexible tubular sheath inside of which the compressed implant and pushing element are pre-loaded. Other embodiments are described herein. | 06-21-2012 |
20130089576 | IMPLANTABLE EMBOLIC SCAFFOLDS THAT PROMOTE HEALING - Implant devices and structures that reduce inflammation and promote healing of the area of implant. Specifically, the use of shape memory open cell biocompatible polymer foams for implants that assist in and promote healing and especially in filling and sealing aneurisms. | 04-11-2013 |
20130253634 | Stent With Expandable Foam - A stent for treating a physical anomaly. The stent includes a skeletal support structure for expanding in the physical anomaly and a shape memory material coupled to the skeletal support structure. | 09-26-2013 |
20130317541 | DEVICE AND METHOD FOR TREATMENT OF OPENINGS IN VASCULAR AND SEPTAL WALLS - A device, system and method for treatment of an opening in vascular and/or septal walls including patent foramen ovale. The device has wings/stops on either end, an axis core covered in a shape memory foam and is deliverable via a catheter to the affected opening, finally expanding into a vascular or septal opening where it is held in place by the expandable shape memory stops or wings. | 11-28-2013 |
20140142207 | ULTRA LOW DENSITY BIODEGRADABLE SHAPE MEMORY POLYMER FOAMS WITH TUNABLE PHYSICAL PROPERTIES - Compositions and/or structures of degradable shape memory polymers (SMPs) ranging in form from neat/unfoamed to ultra low density materials of down to 0.005 g/cc density. These materials show controllable degradation rate, actuation temperature and breadth of transitions along with high modulus and excellent shape memory behavior. A method of making extremely low density foams (up to 0.005 g/cc) via use of combined chemical and physical blowing agents, where the physical blowing agents may be a single compound or mixtures of two or more compounds, and other related methods, including of using multiple co-blowing agents of successively higher boiling points in order to achieve a large range of densities for a fixed net chemical composition. Methods of optimization of the physical properties of the foams such as porosity, cell size and distribution, cell openness etc. of these materials, to further expand their uses and improve their performance. | 05-22-2014 |
20140260237 | RESISTIVELY HEATED SHAPE MEMORY POLYMER DEVICE - A resistively heated shape memory polymer device is made by providing a rod, sheet or substrate that includes a resistive medium. The rod, sheet or substrate is coated with a first shape memory polymer providing a coated intermediate unit. The coated intermediate unit is in turn coated with a conductive material providing a second intermediate unit. The second coated intermediate unit is in turn coated with an outer shape memory polymer. The rod, sheet or substrate is exposed and an electrical lead is attached to the rod, sheet or substrate. The conductive material is exposed and an electrical lead is attached to the conductive material. | 09-18-2014 |
20140260238 | BIDIRECTIONAL SHAPE MEMORY DEVICE - A resistively heated shape memory polymer device is operated using resistive heating to heat the shape memory polymer device. The resistively heated shape memory polymer device is made by providing a wire that includes a resistive medium. The wire is coated with a first shape memory polymer. The wire is exposed and electrical leads are attached to the wire. In one embodiment the shape memory polymer device is in the form of a clot destruction device. In another embodiment the shape memory polymer device is in the form of a microvalve. In another embodiment the shape memory polymer device is in the form of a micropump. In yet another embodiment the shape memory polymer device is in the form of a thermostat or relay switch. | 09-18-2014 |
20140277057 | SHAPE-MEMORY POLYMER FOAM DEVICE FOR TREATING ANEURYSMS - A system for treating an aneurysm in a blood vessel or vein, wherein the aneurysm has a dome, an interior, and a neck. The system includes a shape memory polymer foam in the interior of the aneurysm between the dome and the neck. The shape memory polymer foam has pores that include a first multiplicity of pores having a first pore size and a second multiplicity of pores having a second pore size. The second pore size is larger than said first pore size. The first multiplicity of pores are located in the neck of the aneurysm. The second multiplicity of pores are located in the dome of the aneurysm. | 09-18-2014 |
20140296358 | IMPLANTABLE EMBOLIC SCAFFOLDS THAT PROMOTE HEALING - Implant devices and structures that reduce inflammation and promote healing of the area of implant. Specifically, the use of shape memory open cell biocompatible polymer foams for implants that assist in and promote healing and especially in filling and sealing aneurisms. | 10-02-2014 |
Patent application number | Description | Published |
20080272107 | Table Heater Heat Distribution Cone - In one embodiment the instant invention combines a table and a heater in one product having a deflector cone under the table top. This embodiment resembles a small table with a table top surface and combines the usable table top surface with a heating element, which may use propane as a fuel source. There may be one or more deflector cones stacked on each other, and they may be made from heat-reflecting material. | 11-06-2008 |
20080272108 | Bistro Table Heater Combination with 360 Degree Heat Source - In one embodiment the instant invention combines a table and a heater in one device. The heater allows heat to escape laterally beneath the table to warm the lower extremities of a user. The heater may use propane as a fuel source, and the fuel source may be self-contained and mountable adjacent to the heater. The device may be mounted on wheels so as to be portable. The table may have several deflectors below it and above the heater so that the table does not get hot. | 11-06-2008 |
20080272109 | Bistro Table Heater with Heat Guard Rail - In one embodiment the instant invention combines a table and a heater in one device. The heater contains a heating element, which may use propane as a fuel source. The fuel source of the invention may be self-contained so that the heater is portable. The table may have several deflectors below and above the heater it so that the table does not get hot. The invention may also have a heat guard rail attached to the table and extending away from the table to guard against users inadvertently touching the heating area of the invention. | 11-06-2008 |
20080285258 | Gas Light-Post Heater - In one embodiment the instant invention combines a post having a light at its top and a heater in its middle. In one embodiment, the post has a cabinet below the heater. The cabinet may contain the fuel source of the invention so that the heater may be easily portable. In one embodiment, a wind shield protects the heater so that the heat source will not be extinguished. In one embodiment, the light and the heater have separate controls and are separately operable. | 11-20-2008 |