|| List of recent Implantable Medical Device-related patents
| Implantable medical device having reduced chance of late inflammatory response|
The invention provides a method for fabricating an implantable medical device to increase biocompatibility of the device, the method comprising: heat setting a polymer construct, wherein the polymer construct is at a temperature range of from about tg to about 0.6(tm−tg)+tg such that the set polymer construct comprises a crystalline structure having crystals at a size less than about 2 microns; and fabricating an implantable medical device from the heat set polymer construct.. .
| Implantable medical device with biaxially oriented polymers|
Methods and systems for manufacturing an implantable medical device, such as a stent, from a tube with desirable mechanical properties, such as improved circumferential strength and rigidity, are described herein. Improved circumferential strength and rigidity may be obtained by inducing molecular orientation in materials for use in manufacturing an implantable medical device.
| Implantable medical devices including elongated conductor bodies that facilitate device and lead configuration variants|
Implantable medical devices include elongated conductor bodies and related features including an attachment to the medical device at one end and a connector that receives a medical lead at the other end. The connector may have various features such as a modular design whereby the connector is constructed from a series of stacked contact modules.
| Apparatus and method for quantification of the desynchronization between the clocks of two hbc active implants|
A method of determining desynchronization between a first implantable medical device and a second implantable medical device. The method includes receiving a synchronization query from the first device at the second device, that is transmitted in response to the first device detecting a predetermined transition of a first clock of the first device, the first clock having a first pulse rate.
| Patient control of therapy suspension|
An example of a method performed by an implantable medical device (imd) to deliver a therapy to a patient may include delivering the therapy to the patient, detecting a trigger that is controlled by the patient or a caregiver to the patient, and determining if at least one feature of the imd for responding to a trigger is enabled. The imd may be configured to allow the patient or the caregiver to the patient to enable the at least one feature.
| System for seamless and secure networking of implantable medical devices, electronic patch devices and wearable devices|
A system level scheme for networking of implantable devices, electronic patch devices/sensors coupled to the body, and wearable sensors/devices with cellular telephone/mobile devices, peripheral devices and remote servers is described.. .
| Method and apparatus for indication-based programming of cardiac rhythm management devices|
A cardiac rhythm management (crm) system includes a programming device that determines parameters for programming an implantable medical device based on patient-specific information including indications for use of the implantable medical device. By executing an indication-based programming algorithm, the programming device substantially automates the process between the diagnosis of a patient and the programming of an implantable medical device using parameters individually determined for that patient..
| Implantable devices having swellable grip members|
The present disclosure relates to implantable medical devices including swellable tissue gripping elements and methods of forming such devices. The implantable medical device may comprise a biocompatible substrate having a surface comprising at least one swellable grip member.
| Medical device implantation imaging|
Implantation imaging techniques are presented herein to provide a surgeon with visual feedback during implantation of an implantable medical device in a recipient. The implantation imaging techniques may include the generation of a magnetic field that induces a voltage at a coil positioned in the recipient.
|Remote pace detection in an implantable medical device|
A system embodiment for stimulating a neural target comprises a neural stimulator, a pace detector, and a controller. The neural stimulator is electrically connected to at least one electrode, and is configured to deliver a neural stimulation signal through the at least one electrode to stimulate the neural target.
|Implantable medical device providing stimulation therapy|
An electrical stimulation system provides stimulation therapy to a patient. The system includes a neurostimulation lead that contacts patient tissue and couples with an implantable stimulation device, such as an implantable pulse generator, that receives stimulation parameters for providing stimulation therapy to a patient.
|Implantable medical device, medical system and method for data communication|
An implantable medical device including a data communication device that includes a device to alter and/or generate an oscillatory electric field imposed on body tissue surrounding the implantable medical device when the implantable medical device is in its implanted state. The device that alters an oscillatory electric field modulates an impedance of body tissue surrounding the implantable medical device when the implantable medical device is in its implanted state and within an oscillatory electric field.
|Implantable medical device, medical system and method for data communication|
An implantable medical device including a data communication device that includes a device that alters an oscillatory electric field imposed on body tissue surrounding the implantable device. The device that alters an oscillatory electric field modulates an impedance of a conductive medium surrounding the implantable device when the implantable device is within an oscillatory electric field.
|Patient programmer with automated mri compatibility verification for active implantable medical device|
A system may include an active implantable medical device implantable in a body of a patient and a patient programmer for the aimd. The patient programmer may be configured to obtain magnetic resonance imaging (mri) compatibility information relating to compatibility of the aimd with an mri modality..
|Systems and methods for local drug delivery to kidneys|
Drug-delivery systems for local drug delivery to kidneys and associated systems and methods are disclosed herein. One aspect of the present technology is directed to drug-delivery systems that include a physiological sensor, an implantable medical device, and a control module configured to communicate with the physiological sensor and to control delivery of a drug in response to a physiological parameter measured by the physiological sensor.
|Method and implantable system for blood-glucose concentration monitoring using parallel methodologies|
In an implantable medical device for monitoring glucose concentration in the blood, a blood-glucose concentration analysis is performed using correlations of blood-glucose concentration with measures of metabolic oxygen consumption including oxymetric, and/or temperature. Analysis of electrocardiographic data is used in a parallel method to detect and/or confirm the onset and/or existence and/or extent of hypoglycemia and/or hyperglycemia.
|Far field telemetry operations between an external device and an implantable medical device during recharge of the implantable medical device via a proximity coupling|
Far field telemetry operations are conducted between an external device and an implantable medical device while power is being transferred to the implantable medical device for purposes of recharging a battery of the implantable medical device. The far field operations may include exchanging recharge information that has been collected by the implantable medical device which allows the external device to exercise control over the recharge process.
|Acute medical particulate testing device|
An acute medical particulate testing device for determining particle shed from a medical device during implantation. The device includes a closed loop system through which a solution is forcibly passed.
|Implantable medical device charging|
A particular method of providing power to an implantable medical device includes providing a first signal to a primary coil that is inductively coupled to a secondary coil of an implantable medical device. The method also include determining a first alignment difference between a voltage corresponding to the first signal and at least one of a current corresponding to the first signal and a component voltage at a component of a primary coil circuit.
|Using telemetry downlink for real time clock calibration|
An implantable medical device includes a local clock generator for generating a system clock signal. The local clock generator is periodically calibrated to maintain accuracy of the generated system clock signal.
|Implantable medical device voltage divider circuit for mitigating electromagnetic interference|
An rf protection circuit mitigates potentially adverse effects that may otherwise result from electromagnetic interference (e.g., due to mri scanning of a patient having an implanted medical device). The rf protection circuit may comprise a voltage divider that is deployed across a pair of cardiac electrodes that are coupled to internal circuitry of the implantable medical device.
|Dynamic battery management in an implantable device|
One aspect of this disclosure relates to a system for dynamic battery management in implantable medical devices. An embodiment of the system includes two or more devices for measuring battery capacity for an implantable medical device battery.
|Inductively rechargeable external energy source, charger, system and method for a transcutaneous inductive charger for an implantable medical device|
A mechanism for transferring energy from an external power source to an implantable medical device is disclosed. A sensor may be used to measure a parameter that correlates to a temperature of the system that occurs during the transcutaneous coupling of energy.
|Systems and methods to identify cardiac dysynchrony|
The current technology is relevant to a system having an implantable medical device, where the system is configured to identify a patient condition comprising cardiac dysynchrony, configured to notify a clinical user of the identified condition and configured to identify a therapy appropriate for the identified condition.. .
|Lead connector with distal frame and method of manufacture|
A method of manufacturing a lead connector for an implantable medical device including connecting proximal ends of a plurality of conductive wires to an inner surface of a corresponding ring contact, placing a distal frame over distal ends of each of conducive wire of the plurality of conductive wires, the distal ends passing through corresponding shafts in the distal frame from a rear face of the distal frame and extending beyond a front face of the distal frame, arranging the distal frame along with the conductive wires and corresponding ring contacts within a mold cavity, filling the mold cavity with a mold material, the mold material abutting the rear face of the distal frame, and removing a resulting lead connector from the mold cavity.. .
|Using high frequency crystal from external module to trim real time clock|
Techniques including methods and apparatus for calibrating a local clock are provided in an implantable medical device. The implantable medical device includes a telemetry module for receiving a remote signal transmitted by an external device.
|Shape memory alloy articles with improved fatigue performance and methods therefore|
Articles made of shape memory alloys having improved fatigue performance and to methods of treating articles formed from shape memory alloy materials by pre-straining the articles (or desired portions of the articles) in a controlled manner so that the resultant articles exhibit improved fatigue performance. The shape memory articles are preferably medical devices, more preferably implantable medical devices.
|Housings for implantable medical devices and methods for forming housings|
Described herein is an implantable medical device and methods for making a device that includes a metal housing a molding process. In one embodiment, the housing includes a header attachment element extends from the housing.
A capacitor for an implantable medical device is presented. The capacitor includes an anode, a cathode, a separator therebetween, and an electrolyte over the anode, cathode, and separator.
|Implantable neurostimulator with integral hermetic electronic enclosure, circuit substrate, monolithic feed-through, lead assembly and anchoring mechanism|
An implantable medical device is provided for the suppression or prevention of pain, movement disorders, epilepsy, cerebrovascular diseases, autoimmune diseases, sleep disorders, autonomic disorders, abnormal metabolic states, disorders of the muscular system, and neuropsychiatric disorders in a patient. The implantable medical device can be a neurostimulator configured to be implanted on or near a cranial nerve to treat headache or other neurological disorders.
|Coated stent and method of making the same|
A coated implantable medical device and a method of coating an implantable medical device is disclosed, the method includes applying a composition onto the device and drying the composition at elevated temperature in an environment having increased relative humidity. A pre-screening method for a manufacturing lot of coated stents to determine the number of drug coating layers for a desired drug release rate is disclosed.
|Implantable medical device depth estimation|
A method includes applying a signal to a primary coil of an external charging device. The signal causes the primary coil to inductively couple to a secondary coil of an implantable medical device that is implanted within tissue of a patient.
|Implantable superhydrophobic surfaces|
Bio-adhesive textured surfaces are described which allow implants to be localized within a living body. Hierarchical levels of texture on an implantable medical device, some capable of establishing a wenzel state and others a cassie state, are employed to interface with living structures to provide resistance to device migration.
|Implantable medical device switch matrix|
A particular implantable device includes one or more electrode connectors and multiple circuit elements within a housing. The implantable medical device may also include one or more switches, where each switch of the one or more switches is coupled between one or more of the multiple circuit elements and at least one electrode connector of the one or more electrode connectors..
|Intermittent neural stimulation with physiologic response monitor|
Various aspects of the present subject matter provide an implantable medical device. In various embodiments, the device comprises a pulse generator, a first monitor and a controller.
|Efficient external charger for charging a plurality of implantable medical devices|
An external charger for a battery in an implantable medical device (implant), and technique for charging batteries in multiple implants using such improved external charger, is disclosed. During charging, values for a parameter measured in the implants are reported from the implants to the external charger.
|Establishing secure communication between an implantable medical device and an external device|
Establishing secure communication between an implantable medical device and an external device includes: accessing, at the implantable medical device, biological data; utilizing the biological data, at the implantable medical device, to generate a public cryptographic key; and utilizing the public cryptographic key, at the implantable medical device, to generate a private cryptographic key.. .
Topographical features, such as projections or recesses, having a maximum dimension which is less than 3 μm, with the features being separated by a distance which is less than 10 μm are transferred to polyetheretherketone, on an industrial scale, by injection moulding relatively low viscosity peek, using a mould in which is arranged a master structure which carries the desired topography. The topographical features increase the water contact angle of a surface which includes them and such a modified surface has been shown to influence cell attachment and differentiation.
|Mechanism for releasably engaging an implantable medical device for implantation|
An apparatus for releasably engaging an implantable medical device during delivery includes an elongate, tubular body having an open distal end a plurality of deflectable jaw members extending distally from the distal end of the body and terminating in distal tip portions, and an actuating member slidably disposed within the body and including a distal end portion operable to prevent inward deflection of the jaw members when positioned proximate the distal tip portions. The jaw members are adapted to releasably engage an engagement feature of the implantable medical device..
|System for an implantable medical device having an external charger coupleable to accessory charging coils|
An external charger system is disclosed comprising an external charger with an internal charging coil, as well as an output port coupleable to one of a plurality of types of external accessory charging coils of varying shapes and sizes. If the internal charging coil of the external charger is sufficient for a given patient's charging needs, the accessory charging coils may be detached from the external charger, and the external charger may serve as a standalone self-contained external charger.
|Implantable medical device having enhanced endothelial migration features and methods of making the same|
An implantable medical device having enhanced endothelial migration features, generally comprises: a structural member including a leading edge and a trailing edge interconnected by a third surface region, the leading edge including a second surface region in a generally curvilinear cross-section, and the trailing edge including a fourth surface region in a generally curvilinear cross-section, whereby blood flow over the second surface region generate shear stress at the second surface region without an eddy region in the second surface region.. .
|Implantable medical device|
An implantable medical device including a first generator. The first generator includes a first power source coupled to a first controller.
|Systems and methods for sensing external magnetic fields in implantable medical devices|
Systems and methods for sensing external magnetic fields in implantable medical devices are provided. One aspect of this disclosure relates to an apparatus for sensing magnetic fields.
|Implantable medical device and power controlling method thereof|
An implantable medical device includes a secondary coil for receiving an rf signal from the external terminal by an induced electromotive force excited by an external terminal primary coil. Rf signal includes a power signal for energizing the medical device and data signal generated upon modulation of the power signal for use in controlling the medical device.
|Stent with preferential coating|
This invention relates to stents, a type of implantable medical device, with an antiproliferative coating and a prohealing luminal coating and methods of fabricating stents with an antiproliferative coating and a prohealing luminal coating.. .
|Device for deploying an implantable medical device|
Device useful for implanting an implantable device within the vasculature of a patient. The device includes a deployment line, a control component for actuating the deployment line, and an actuation mechanism for translating constant-rate actuation of the control component into variable rate retraction of the deployment line from a remotely deployable implantable device.
|Server for communication with an implantable medical device|
A system and method for modifying the parameters of an implantable medical device includes an implantable medical device that communicates with a remote control device that, in turn, communicates through the browser of a computer or any other device capable of using mark-up language protocol. The computer optionally communicates with other computers and/or devices through a network..
|Methods, systems, and devices for authorizing performance of a medical task by an implantable medical device|
An authorization is required for performance of medical tasks by an implantable medical device (imd). The authorization may be based on a process implemented by the imd to check for the authorization.
|Bioabsorbable medical devices and methods of use thereof|
One aspect provides implantable medical devices including a bioabsorbable structure having a surface and having a coating layer on at least a portion of the surface. In certain embodiments, the coating layer includes a releasable bioactive and provides for a controlled absorption of the bioabsorbable structure upon implantation in a human or veterinary patient.
|Apparatus and method for improved deployment of endovascular grafts|
Apparatus and methods for facilitating deployment of an implantable medical device including a stent graft. A restraining device, such as cord or suture, holds at least the proximal end of the stent in a radially inwardly compressed configuration during delivery to a desired location within the lumen of a patient's vessel.
|Pre-loaded vibration isolator for implantable device|
This document describes an apparatus or an implantable medical device including an implantably biocompatible case. The apparatus can include a component that can be sealed within the case.
|Power saving communication method for an implantable medical device|
A non-implantable communication unit conducts wireless communication with an implantable medical device (imd). The communication unit comprises a request processor for generating power down requests destined to the imd and triggering temporary power down of the imd radio equipment.
|Variable output ramping for an implantable medical device|
A method, system, and apparatus for providing a stimulation signal comprising a variable ramping portion using an implantable medical device (imd). The first electrical comprises a first ramping portion.
|Cardiac stimulating device|
An implantable medical device, imd, comprises atrial and ventricular sensing units for sensing atrial or ventricular electric events. The imd also comprises atrial and ventricular pulse generators for generating atrial or ventricular pacing pulses.
|Implantable medical device fixation|
Various fixation techniques for implantable medical device (imds) are described. In one example, an assembly comprises an imd; and a set of active fixation tines attached to the imd.
|Implantable medical device for minimally-invasive insertion|
Containment devices and methods of manufacture and assembly are provided. In an embodiment, the containment device includes an elongated microchip element comprising one or more containment reservoirs that are configured to be electrically activated to open.
|Drug-delivery accessory for an implantable medical device|
An implantable drug-delivery sleeve for an elongate component of an implantable medical device. The sleeve includes a tubular substrate having a lumen configured to receive the elongate component so as to allow relative displacement of the substrate and the elongate component, wherein the substrate is shaped so as to be retained stationary at a desired position along the elongate component, and a drug releasably carried by the substrate..
|Anti-proliferative and anti-inflammatory agent combination for treatment of vascular disorders with an implantable medical device|
Drug-delivery systems such as drug-delivery stents having an anti-proliferative agent such as everolimus and an anti-flammatory agent such as clobetasol are provided. Also disclosed are methods of treating a vascular impairment such as restenosis or vulnerable plaque..
|Communication and charging circuitry for a single-coil implantable medical device|
Communication and charging circuitry for an implantable medical device is described having a single coil for receiving charging energy and for data telemetry. The circuitry removes from the ac side of the circuit a tuning capacitor and switch traditionally used to tune the tank circuitry to different frequencies for telemetry and charging.
|Bioactive compositions, bioactive eluting devices and methods of use thereof|
One aspect provides a composition including triacetin, dimethyl sulfoxide and a bioactive. In one embodiment, the composition also includes a pharmaceutically acceptable carrier.
|Active implantable medical device type such as a pacemaker with detection of anodal stimulation by analysis of a vectogram|
A device produces at least two distinct temporal components (vbip, vuni) from two separate endocardial electrogram egm signals concurrently collected in the same cavity. A 2d non-temporal characteristic is determined from the variations of one of the temporal components (vuni) versus the other (vbip).
|Active implantable medical device type such as a pacemaker with capture test by analysis of a vectogram|
A device produces at least two distinct temporal components (vbip, vuni) from two separate endocardial electrogram (egm) signals concurrently collected. The capture test determines a non-temporal 2d characteristic (vgm) representative of the cardiac cycle to be analyzed.
|Intra-cardiac implantable medical device with ic device extension for lv pacing/sensing|
An assembly is provided for introducing a device within a heart of a patient. The assembly is comprised of a sheath having at least one internal passage.
|Method and system for detecting and treating junctional rhythms|
An implantable medical device is provided for detecting transportless ventricular rhythm of a heart lacking atrial transport and comprises a housing, sensors configured to be located proximate to a heart, a sensing module to sense cardiac signals representative of a rhythm originating from the heart and a rhythm detection module. The rhythm detection module determines a change in av association and identifies a potential ventricular complex with loss of atrial transport (vclat) based on the change in av association..
|Surface treatment process for implantable medical device|
A surface treatment process for improving the hydrophilicity of at least part of an implantable medical device. The process comprises applying to the surface of the implantable medical device a solution of a non-ionic substance having at least one polar covalently-bonded group and drying the implantable medical device to form a hydrophilic deposition of the substance on the surface of the implantable medical device..
|Method and system to manage real-time and non-real-time data transmission over a shared link with an imd|
A medical telemetry system and method are provided for communication between an implantable medical device (imd) and an external device (exd). The method and system collects real-time (rt) data and non-real-time (nrt) data.
|Method for determining if an implantable medical device is magnetic resonance conditional|
A method for determining if an implantable medical device (imd) in a patient is magnetic resonance conditional. Embodiments include a home monitoring service center (hmsc) that indicates if the imd is mr conditional and what those conditions are.
|Medical device recharge systems using a controller in wireless communication with a separate recharge device|
Medical device recharging systems include a controller and a separate recharge device that communicate wirelessly together to provide recharging to an implantable medical device. Either the controller or the recharge device may also communicate wirelessly with the implantable medical device to obtain recharge status and other information.
|Minimally invasive implantable neurostimulation system|
An implantable medical device (imd) has a housing enclosing an electronic circuit. The housing includes a first housing portion, a second housing portion and a joint coupling the first housing portion to the second housing portion.
|Minimally invasive implantable neurostimulation system|
Various embodiments of a minimally invasive implantable medical device (imd) system are described. In one embodiment, the implantable medical device system includes an external device for transmitting a communication signal and an implantable device for receiving the communication signal by inductive coupling.
|Microburst electrical stimulation of cranial nerves for the treatment of medical conditions|
Disclosed herein are methods, systems, and apparatus for treating a medical condition in a patient using an implantable medical device by applying an electrical signal characterized by having a number of pulses per microburst, an interpulse interval, a microburst duration, and an interburst period to a portion of a cranial nerve of said patient, wherein at least one of the number of pulses per microburst, the interpulse interval, the microburst duration, or the interburst period is selected to enhance cranial nerve evoked potentials.. .
|Minimally invasive implantable neurostimulation system|
A neuromodulation therapy is delivered via at least one electrode implanted subcutaneously and superficially to a fascia layer superficial to a nerve of a patient. In one example, an implantable medical device is deployed along a superficial surface of a deep fascia tissue layer superficial to a nerve of a patient.
|Minimally invasive implantable neurostimulation system|
A medical device system for delivering a neuromodulation therapy includes a delivery tool for deploying an implantable medical device at a neuromodulation therapy site. The implantable medical device includes a housing, an electronic circuit within the housing, and an electrical lead comprising a lead body extending between a proximal end coupled to the housing and a distal end extending away from the housing and at least one electrode carried by the lead body.
|Cardiac cycle synchronized sampling of impedance signal|
A system comprising implantable device, the implantable medical device including an intrinsic cardiac signal sensor, an impedance measurement circuit configured to apply a specified current to a transthoracic region of a subject and to sample a transthoracic voltage resulting from the specified current, and a processor coupled to the intrinsic cardiac signal sensor and the impedance measurement circuit. The processor is configured to initiate sampling of a transthoracic voltage signal in a specified time relation to a fiducial marker in a sensed intrinsic cardiac signal, wherein the sampling attenuates or removes variation with cardiac stroke volume from the transthoracic voltage signal, and determine lung respiration using the sampled transthoracic voltage signal..