Abstract: An example includes a capacitor case sealed to retain electrolyte, at least one anode disposed in the capacitor case, the at least one anode comprising a sintered portion disposed on a substrate, an anode conductor coupled to the substrate in electrical communication with the sintered portion, the anode conductor sealingly extending through the capacitor case to an anode terminal disposed on the exterior of the capacitor case with the anode terminal in electrical communication with the sintered portion, a cathode disposed in the capacitor case, a separator disposed between the cathode and the anode and a cathode terminal disposed on an exterior of the capacitor case and in electrical communication with the cathode, with the anode terminal and the cathode terminal electrically isolated from one another.

Abstract: An implantable or insertable medical device can include a silicone substrate and a plasma-enhanced chemical vapor deposition coating on the silicone substrate. The coating may include a silicon-containing compound. A method of forming the coating is also provided.

Abstract: A catheter including expandable electrode assembly having a distal cap that mechanically engages a locking feature provided on the distal ends of each of two or more flexible splines forming a portion of the expandable electrode assembly is described. The distal cap defines an atraumatic distal tip of the catheter. The catheter may be used in a cardiac mapping and/or ablation procedure.

Abstract: An implantable or insertable medical device can include a silicone substrate and a plasma-enhanced chemical vapor deposition coating on the silicone substrate. The coating may include a silicon-containing compound. A method of forming the coating is also provided.

Abstract: An example includes a capacitor case sealed to retain electrolyte, at least one anode disposed in the capacitor case, the at least one anode comprising a sintered portion disposed on a substrate, an anode conductor coupled to the substrate in electrical communication with the sintered portion, the anode conductor sealingly extending through the capacitor case to an anode terminal disposed on the exterior of the capacitor case with the anode terminal in electrical communication with the sintered portion, a cathode disposed in the capacitor case, a separator disposed between the cathode and the anode and a cathode terminal disposed on an exterior of the capacitor case and in electrical communication with the cathode, with the anode terminal and the cathode terminal electrically isolated from one another.

Abstract: Various embodiments concern an electrode of an implantable medical device for delivering electrical stimulation to tissue. Such an electrode can include a main body formed from a substrate metal comprising one of titanium, stainless steel, a cobalt-chromium alloy, or palladium. The main body may not be radiopaque. The electrode may further include a first coating on at least one side of the main body, the first coating comprising a layer of one of tantalum or iridium metal that is at least about 2 micrometers thick. The first coating can be radiopaque and porous. The porosity of the first coating can increase the electrical performance of the electrode in delivering electrical stimulation to tissue.

Abstract: According to aspects of the present disclosure, a retrieval catheter assembly for retrieving an intragastric balloon may include a tubular member configured to pass through a wall of the intragastric balloon. The retrieval catheter assembly may also include a retrieval member coupled to the tubular member and movable between an undeployed configuration and a deployed configuration. In the undeployed configuration the retrieval member may be substantially aligned with the tubular member. In the deployed configuration at least a portion of the retrieval member may diverge from the tubular member and may be configured to engage the wall of the intragastric balloon.

Abstract: This document discusses capacitive elements including a first, second and third electrode arranged in a stack. The third electrode is positioned between the first and second electrode. An interconnect includes a unitary substrate shared with the first and second electrodes. The interconnect is adapted to deform to accommodate the stacked nature of the first and second electrodes. The unitary substrate includes a sintered material disposed thereon.

Abstract: Medical devices and methods for making and using medical devices are disclosed. An example medical device may include a catheter shaft. An expandable balloon may be coupled to the catheter shaft. The balloon may be capable of shifting between a folded configuration and an expanded configuration. A plurality of elongate electrode assemblies may be disposed on the balloon. A cover layer may be deposited on the electrode assemblies. Portions of the electrode assemblies may be free of the cover layer.

Abstract: An implantable medical lead includes a substrate extending from a distal end to a proximal end of the medical lead. The substrate includes at least one polymer material and particles dispersed throughout the polymer material. In one embodiment, the particles are of at least one of nanoclay material and nanodiamond material.

Abstract: According to an embodiment of the present disclosure, a medical device for injecting one or more substances may include a proximal handle assembly. The proximal handle assembly may include a housing, a rotatable member rotatably coupled to the housing, and a port configured to receive one or more substances. The medical device may also include an inner member coupled to the rotatable member and extending distal to the proximal handle assembly. The medical device may also include an outer member coupled to the housing, surrounding at least a portion of the inner member, and extending distal to the proximal handle assembly. The medical device may also include a helical needle coupled to the inner member and extending distal to the inner member.

Abstract: Various embodiments concern an electrode of an implantable medical device for delivering electrical stimulation to tissue. Such an electrode can include a main body formed from a substrate metal comprising one of titanium, stainless steel, a cobalt-chromium alloy, or palladium. The main body may not be radiopaque. The electrode may further include a first coating on at least one side of the main body, the first coating comprising a layer of one of tantalum or iridium metal that is at least about 2 micrometers thick. The first coating can be radiopaque and porous. The porosity of the first coating can increase the electrical performance of the electrode in delivering electrical stimulation to tissue.

Abstract: A method of forming an implantable medical device includes forming a porous layer of a first material on a substrate, extruding or molding a second material over the porous layer and removing the substrate after extruding or molding the second material to form an implantable medical device.

Abstract: An implantable or insertable medical device can include a silicone substrate and a plasma-enhanced chemical vapor deposition coating on the silicone substrate. The coating may include a silicon-containing compound. A method of forming the coating is also provided.

Abstract: This document discusses capacitive elements including a first, second and third electrode arranged in a stack. The third electrode is positioned between the first and second electrode. An interconnect includes a unitary substrate shared with the first and second electrodes. The interconnect is adapted to deform to accommodate the stacked nature of the first and second electrodes. The unitary substrate includes a sintered material disposed thereon.

Abstract: A medical implant includes a polymer material and a ceramic material. In one embodiment, the medical implant includes a nanolaminate comprising at least one ceramic layer and at least one polymer layer. Each ceramic layer is less than or equal to about 30 nanometers thick.

Abstract: This document discusses capacitive elements including a first, second and third electrode arranged in a stack. The third electrode is positioned between the first and second electrode. An interconnect includes a unitary substrate shared with the first and second electrodes. The interconnect is adapted to deform to accommodate the stacked nature of the first and second electrodes. The unitary substrate includes a sintered material disposed thereon.

Abstract: This disclosure relates to methods and apparatus for enhanced dielectric properties for electrolytic capacitors to store energy in an implantable medical device. One aspect of the present subject matter includes a method for manufacturing a capacitor adapted to be disposed in an implantable device housing. An embodiment of the method includes providing a dielectric comprising aluminum oxide and doping the aluminum oxide with an oxide having a dielectric constant greater than aluminum oxide. Doping the aluminum oxide includes using sol-gel based chemistry, electrodeposition or atomic layer deposition (ALD) in various embodiments.

Abstract: An example includes a capacitor case sealed to retain electrolyte, at least one anode disposed in the capacitor case, the at least one anode comprising a sintered portion disposed on a substrate, an anode conductor coupled to the substrate in electrical communication with the sintered portion, the anode conductor sealingly extending through the capacitor case to an anode terminal disposed on the exterior of the capacitor case with the anode terminal in electrical communication with the sintered portion, a cathode disposed in the capacitor case, a separator disposed between the cathode and the anode and a cathode terminal disposed on an exterior of the capacitor case and in electrical communication with the cathode, with the anode terminal and the cathode terminal electrically isolated from one another.

Abstract: An example includes a capacitor case sealed to retain electrolyte, at least one anode disposed in the capacitor case, the at least one anode comprising a sintered portion disposed on a substrate, an anode conductor coupled to the substrate in electrical communication with the sintered portion, the anode conductor sealingly extending through the capacitor case to an anode terminal disposed on the exterior of the capacitor case with the anode terminal in electrical communication with the sintered portion, a cathode disposed in the capacitor case, a separator disposed between the cathode and the anode and a cathode terminal disposed on an exterior of the capacitor case and in electrical communication with the cathode, with the anode terminal and the cathode terminal electrically isolated from one another.