Abstract: Interfaces for positive pressure therapy having a mask assembly, a headgear assembly and a connection port assembly are disclosed herein. The connection port assembly has a ball joint connection with the mask assembly and includes a quick release button for easily disconnecting the gases source conduit from the mask assembly. The mask assembly may include a bias flow vent that is formed separately and attached to the mask assembly. The headgear assembly encircles the rear region of the user's head and may include at least some portions that are substantially non-stretchable.

Abstract: A retractable oxygen tubing and sensor system; the retractable oxygen tubing and sensor system includes a retractable oxygen tubing machine featuring a housing which conceals a supply of tubing hosted on a reel, and a motor, a wearable sensor and an internal or external machine sensor housed within the housing of the retractable oxygen tubing machine which is in communication with the wearable sensor and configured to control the motor to extend and alternatively retract the supply of tubing. The machine sensor is configured to sense proximity between the machine sensor and the wearable sensor. The retractable oxygen tubing and sensor system provides portable tangle free management of the supply of tubing to prevent falls of patients and tangling of tubing.

Abstract: A humidifier system for humidifying a microenvironment in a neonatal incubator includes a reservoir configured to hold water to be evaporated for humidifying the microenvironment. A chamber divider defines a heating chamber within the reservoir, and a movable heating element is positioned at a surface level of the water inside the heating chamber so as to heat the water at the surface level inside the heating chamber. The heating element is configured such that it is moved downward within the heating chamber so as to maintain the heating element at the surface level of the water as an amount of water in the reservoir decreases.

Abstract: A method and device are used for administering a humidified aerosol to a patient interface by providing and guiding a first gas flow having a humidified aerosol, a second gas flow having humidified respiratory gases, and a liquid flow of a thermally balancing liquid, thermally balancing the first and second gas flow by parallel guiding the first and second gas flow such that the first and second gas flow are guided in a manner that they are at least partially surrounded by the liquid flow of the thermally balancing liquid, mixing the first and second gas flow to obtain enriched respiratory gases having the humidified aerosol, and administering the enriched respiratory gases to the patient interface. The method and the device avoid the administration of dry or re-dried powdered aerosols and unwanted accumulation of and blockage by powdered material. The device is useful in respiratory support of preterm infants.

Abstract: A respiration device (1) supports cardio-pulmonary resuscitation (CPR) and a method for operating a respiration device (1) supports cardio-pulmonary resuscitation (CPR). The respiration device (1) has a control and regulation unit (7) in order to actuate an expiratory metering unit (3), and an inspiratory metering unit (2) such that, in a first phase, a current value of pressure is increased relative to a first pre-defined value (16) and such that, in a second phase, the current value of the pressure is reduced relative to the first pre-defined value (16).

Abstract: A vehicle may include: a feedback device; a bio-signal sensor configured to measure a bio-signal of a user; and a controller operatively coupled to the feedback device and the bio-signal sensor, the controller including a memory configured to store at least one program instruction and processor configured to execute the at least one program instruction. The controller may be configured to: determine information characterizing a current emotional state of the user based on the bio-signal; calculate, based on a difference value between the current emotional state and a target emotional state, an operation ratio between a first mode for controlling operation of the feedback device to decrease a degree of excitability of the user and a second mode for controlling the operation of the feedback device to increase a degree of positivity of the user; and control the operation of the feedback device for a predetermined time based on the operation ratio.

Abstract: A system for generating ambient conditions to improve sleep comprises an ambient condition controller. The ambient condition controller may control a light, a speaker, and multiple diffusers. The system may include a computer-readable non-transitory storage medium having instructions that, when executed by a processor, cause the processor to implement a sleep program. The sleep program may cause the ambient condition controller to be configured in a variety of states over a period of time.

Abstract: Systems and methods of assisting a subject to reach a target state include obtaining input of the target state of the subject; and generating a transcutaneous vibratory output to be applied to a portion of a body of the subject to assist the subject in achieving the target state, the transcutaneous vibratory output having variable parameters comprising a perceived pitch, a perceived beat, and a perceived intensity wherein the step of generating the transcutaneous vibratory output further comprises the step of modifying the variable parameters to correspond to the target state.

Abstract: Systems and methods to mitigate negative effects of a drug in a treatment of a mental health condition include administering a drug to a subject in a therapy session; determining effects of the drug, the effects being counterproductive to the therapy session; and providing tactile stimulation to a subject with a stimulation device that generates transcutaneous vibratory output to be applied to a portion of a body of the subject during the therapy session, wherein the transcutaneous vibratory output is selected to reduce the counterproductive effects of the drug.

Abstract: Systems and methods of delivering a therapeutic session to affect a mental or an emotional state of a user include providing a wearable stimulation device having a transducer adapted to generate tactile transcutaneous vibratory output; with a user interface, obtaining data regarding an event to be experienced by the user; communicating the data regarding an event to be experienced by the user to a computer processor; with the computer processor, creating a therapeutic session parameters comprising the following steps: assigning a set of contiguous output segments for the event, and based on the event, assigning a perceived pitch of transcutaneous vibratory output and a perceived beat of transcutaneous vibratory output to each output segment; sending, from the computer processor, the therapeutic session parameters to the transducer; and generating, with the transducer, transcutaneous vibratory output for the therapeutic session based on the therapeutic session parameters.

Abstract: A method and apparatus for determining an individualized need for sleep and real-time indication of sleep pressure from physiological data, including at least heart rate data. The method may first involve collecting certain demographic information about the user, such as age data. A sleep need value may then be calculated for the user, based on their expected need for sleep, based on factors such as high chronic stress, acute and chronic training load (for the individual and as an absolute matter), and any other factors such as altitude or alcohol consumption. A sleep pressure value may then be calculated throughout the day, based on the user's activity level and their sleep need (including, for example, sleep debt information), which may then be used to provide feedback to the user as to when they should go to bed.

Abstract: A catheter having an elongated lumen extending along a longitudinal axis, includes: an inner layer member having an inner circumferential surface in contact with the lumen; an outer layer member having an outer circumferential surface of the catheter; a first reinforcing member having a shape of coil, provided outside the inner layer member, between the inner circumferential surface and the outer circumferential surface; and a second reinforcing member having a shape of braid, provided outside the first reinforcing member, between the inner circumferential surface and the outer circumferential surface. According to this technique, rigidity, pushability, torque transmission performance, and kink resistance of the catheter can be ensured while the thickness of the catheter is kept small.

Abstract: A cannula includes a first segment configured to reside entirely within a vessel. The first segment includes a proximal exit opening disposed nearer to the heart, and multiple fenestrations disposed distally away from the proximal exit opening near a cannulation site. The fenestrations in combination with the proximal exit opening enable simultaneous perfusion of blood into the cannulated vessel along proximal and distal directions. During a medical procedure, blood introduced into a vessel (e.g., the femoral artery) by way of the cannula can exit the cannula in a manner that provides concurrent blood flow in a first set of directions proximally towards the heart and a second set of directions distally away from the heart. Radially displaceable anchoring elements positionable adjacent to the vessel's superficial wall aid retention of the first segment in the vessel. The fenestrations and/or anchoring elements can be arranged obliquely around portions of the cannula's circumference.

Abstract: A catheter is made by coextruding first and second molten polymers, wherein the second molten polymer forms a flexible inner core and the first molten polymer forms exactly two bands on opposite sides of the inner core. The inner core is braided, and a third molten polymer extruded onto the braid to form a flexible jacket that encloses the braid, the bands and the inner core. The bands are more rigid than the inner core, and they provide preferential in-plane bending.

Abstract: Ureteral catheters are provided including a drainage lumen including a distal portion configured to be positioned in a patient's kidney, renal pelvis and/or in the ureter adjacent to the renal pelvis for receiving fluid from a patient's kidney and a proximal portion for draining the fluid from the distal portion, the distal portion including a coiled retention portion including: at least a first coil having a first diameter; at least a second coil having a second diameter, the first diameter being less than the second diameter, the second coil being closer to an end of the distal portion of the drainage lumen than the first coil; and one or more perforations on a sidewall of the coiled retention portion of the distal portion of the drainage lumen for permitting fluid flow into the drainage lumen, wherein the proximal portion of the drainage lumen is essentially free of or free of perforations.

Abstract: Ureteral or bladder catheters and systems are provided, including (a) a proximal portion; and (b) a distal portion, the distal portion including a retention portion including an outer periphery or protective surface area which prevents mucosal tissue from occluding one or more protected drainage holes, ports, or perforations disposed within the outer periphery or protective surface area upon application of negative pressure through the catheter.

Abstract: The present disclosure provides a catheter tip (100) including a flexible housing (102) defining a cavity (104) extending between an expandable opening (106) arranged at a first end (108) of the catheter tip and a second end (110) of the catheter tip. The catheter tip further includes a plurality of pivotable arms (112) coupled to and extending longitudinally along the flexible housing. The plurality of pivotable arms are arranged to taper inwardly at the first end of the catheter tip toward a longitudinal axis of the flexible housing. The expandable opening is configured to increase in diameter from a first position to a second position in response to application of an external force to the second end of the flexible housing.

Abstract: An intravascular access system for facilitation of intraluminal medical procedures within the neurovasculature through an access sheath. The system includes an aspiration or support catheter having a flexible, distal luminal portion having an inner diameter defining a lumen extending between a proximal opening at a proximal end of the luminal portion and a distal opening at a distal end of the luminal portion. The catheter has a rigid spine coupled to at least the proximal end of the luminal portion and extending proximally therefrom. The system includes a dilator having a flexible, distal dilator portion sized to be received within the lumen of the luminal portion. Associated systems, devices, and methods of use are also described.

Abstract: An apparatus includes a catheter, and an electrode and methods of delivering molecules to eukaryotic cells using such an apparatus. The catheter defines a fluidic channel and has a distal opening. The electrode is within the fluidic channel and is spaced a distance from the distal opening of the catheter. The catheter is arranged to prevent direct contact between any electrode of the apparatus and tissue. Related apparatus, systems, techniques and articles are also described.

Abstract: A medical device includes an elongated medical device body; a first operating line and a second operating line that are inserted in an axial direction of the medical device body; and a bending operating part for performing a bending operation of a distal end part of the medical device body by pulling the first operating line and the second operating line, in which at an intermediate part and a proximal end part in the axial direction of the medical device body, a first operating line and a second operating line extend in parallel so as to be spaced apart from each other in a circumferential direction of the medical device body, and at a distal end part in the axial direction of the medical device body, the first operating line and the second operating line are gradually curved so as to approach each other in the circumferential direction of the medical device body toward a distal end side and joined together.

Abstract: A catheter securement device holds a medical article such as a catheter in position upon the body of a patient and at least inhibits longitudinal movement of the medical article. The securement device includes a retainer and a clamp. The retainer and clamp can include interengaging structure that can include a ratchet mechanism that allows a single securement system to be used with medical articles that have different longitudinal lengths as well as medical articles that have distally located contact surfaces.

Abstract: Medical devices including balloons and balloons are provided that include an elongate body and an inflatable balloon defining a longitudinal axis, the inflatable balloon being attached to and partially surrounding at least a section of the elongate body. The medical device further includes a plurality of protrusions extending from the inflatable balloon. When the inflatable balloon is in an unstrained state, each of the plurality of protrusions extends in a first transverse direction relative to the longitudinal axis. In certain implementations, the inflatable balloon may also be configured to collapse such that, when in a collapsed state, an untextured portion of the inflatable balloon extends to a radius and the plurality of protrusions does not extend beyond the radius.

Abstract: An angioplasty balloon having an elastic constraining structure that partially expands with the balloon so that, at maximum balloon inflation, the constraining structure forms a pattern of channels or “pillows” on the balloon.

Abstract: The present disclosure concerns embodiments of multi-lumen cannulae that can be used in various different medical procedures. The multi-lumen cannulae can comprise an elongated body comprising multiple different ports that connect to various different sidewall lumens contained within the elongated body. The multi-lumen cannulae can also comprise a central lumen that extends through the entire elongated body and can be fluidly connected to the various different sidewall lumens. The multi-lumen cannulae can further comprise two balloons on an exterior of the elongated body, which can be used to isolate a right atrium of a patient's heart.

Abstract: The presently disclosed subject matter relates to methods and devices for decompressing the lymphatic system. In particular, the present disclosure provides devices for actively or passively decompressing the lymphatic system and methods of their use and deployment within a subject. In certain non-limiting embodiments, a device of the present disclosure can include a pump for actively transferring lymph fluid from the lymphatic fluid into the venous system.

Abstract: An oral disposable apparatus to deliver a fluid, e.g., pharmacological agent to a patient in a one handed easy to use and sanitary manner. The apparatus includes a container capable of holding the fluid. The container is hermetically sealed with a specified quantity of fluid. A nozzle is coupled to the container. The nozzle is configured to permit comfortable insertion into a patient's mouth. An integral valve is coupled to the container and the nozzle. The valve is configured to be activated via rotation of the nozzle, thereby releasing the fluid.

Abstract: In the specification and drawings a method and apparatus for delivering a drug into a nasal turbinate or nasal polyp is described and shown, which can include implanting a drug eluting implant into a nasal turbinate or nasal polyp; and leaving the drug eluting material in the nasal turbinate or nasal polyp for at least one day such that a drug is released from the drug eluting implant over a period of time.

Abstract: An apparatus for treating a cardiac structural and vascular condition. The apparatus includes a catheter and a balloon disposed on the catheter. The balloon further includes a contrast medium covering the outer surface of the balloon, A method for treating a patient. A method for making a balloon with a contrast medium on an outer surface of the balloon.

Abstract: Wireless and non-wireless drug delivery integrated circuits, systems, and methods of delivering therapeutic pharmaceutical compounds are provided. The system can include a control module, a wireless drug delivery integrated circuit, a first electrode and a second electrode that are both attached to the wireless drug delivery integrated circuit, an electroactive polymer, and a pharmaceutical compound. The electroactive polymer and the pharmaceutical compound can be formed as films on one of the electrodes and, when placed in a solution, a voltage potential can be applied across the electrodes causing the pharmaceutical compound to be released into the solution.

Abstract: An implantable percutaneous fluid delivery device is described that includes a subcutaneous base portion having one or more ports for supplying fluid to one or more implanted catheter devices and a percutaneous portion including an extracorporeal surface. The one or more ports of the subcutaneous base portion are accessible from the extracorporeal surface of the percutaneous portion. The subcutaneous base portion is at least partially insertable into a complementary recess formed in a bone, the subcutaneous base portion including one or more features for gripping the internal surface of such a complementary recess thereby directly anchoring the subcutaneous base portion to the bone. The device may be used to route fluid to neurosurgical catheters optionally via a router unit.

Abstract: A luer connector including a rigid housing having a first end and a second end. The housing further including a rigid tubular male portion at the first end, a rigid tubular female portion at the second end, and a longitudinal opening therethrough. The male portion is configured to be engageable with a female connector. The female portion is configured to be engageable with a male connector and to prevent the disengagement of the male connector from the female portion. In some embodiments, the female portion is configured to maintain a fixed rotational position when the male connector is being threaded therewith, but to rotate with the male connector once the male connector has become fully engaged with the female portion so as to prevent the male connector from becoming unthreaded from the female portion.

Abstract: Medical devices and methods for making and using medical devices are disclosed. An example medical device may include an implantable medical device. The implantable medical device may include an implantable pacing member having a housing and a lead input. A lead may be coupled to the lead input. The lead may be designed to extend along a pericardial space, epicardium, or both and engage a heart chamber. A passageway may be defined along a portion of the length of the lead.

Abstract: A system for delivering electrical stimulation includes a control system and a stimulation stack. Additionally or alternatively, the system can include and/or be configured to interface with any or all of: an electrical stimulation device, a user device, a client application, and/or any other suitable components. A method for delivering electrical stimulation includes receiving an input and delivering electrical stimulation based on an electrical stimulation plan.

Abstract: Presented herein are techniques for monitoring the insertion of an intra-cochlear stimulating assembly for the occurrence of one or more insertion stop conditions. The insertion stop conditions are detectable events indicating that movement of the stimulating assembly into a recipient's cochlea should be at least temporarily stopped. The insertion monitoring is based on objectively measured inner ear potentials, such as acoustically-evoked potentials.

Abstract: A method of anesthetizing a tympanic membrane of an ear of a patient using iontophoresis is disclosed. The method involves delivering an anesthetizing drug solution to an ear canal of the patient's ear, wherein the drug solution includes an anesthetic and a buffer, and wherein the drug solution has a pH in the range of about 6.5 to about 7.5; and applying an amount of current to the drug solution, wherein the amount of applied current is increased at a rate of less than about 0.5 milliamp per second until a maximum current is achieved.

Abstract: Apparatus, systems, and methods for real-time gait modulation are disclosed. In one embodiment, a functional electrical stimulation (FES) device is disclosed comprising one or more elastic wearable articles, a control unit comprising a wireless communication module, one or more processors, one or more memory units, a portable power supply, an electrical muscle stimulation (EMS) generator, and an inertial measurement unit (IMU) comprising at least a gyroscope and an accelerometer. The FES device can also comprise one or more electrode arrays configured to be in physical contact with the limb of the user. The processors can be programmed to execute instructions to retrieve readings from the IMU, calculate a gait cycle percentage by inputting at least the IMU readings into a machine learning algorithm, and instruct the EMS generator to provide electrical stimulation via the one or more electrode arrays based in part on the gait cycle percentage calculated.

Abstract: Methods and devices for treating and managing addiction are disclosed where an apparatus for mitigating addictive behavior may generally comprise at least two electrodes for positioning in proximity to an ulnar nerve of a body of a subject and one or more sensors configured to detect physiologic parameters which correlate to one or more symptoms indicative of addictive behavior of the subject. A pulse generator may be programmed to receive a sensor output based on the detected physiologic parameters and to apply a treatment stimulation to the ulnar nerve through a skin surface of the subject such that the addictive behavior of the subject is reduced.

Abstract: A system for electrically stimulating a user includes an electrode assembly, a control module, an electrode usage module, a communication module, a stimulus generator, and a client application. Additionally or alternatively, the system 100 can include any or all of: a head apparatus, a power source, a sensor subsystem, an electrical coupling subsystem, a user device, and/or any other suitable component(s). A method for electrically stimulating a user includes reading a tag of the electrode assembly, applying electrical stimulation to a user, determining and/or updating an electrode usage, and triggering an action based on the tag. Additionally or alternatively, the method can include any or all of: coupling an electrode assembly with a head apparatus, receiving an input from a user to initiate an electrical stimulation session, transmitting tag information, updating the tag, applying electrical stimulation to a user, verifying tag information, and/or any other suitable process(es).

Abstract: Auricular nerve stimulation techniques for addressing patient disorders, and associated systems and methods. A representative system includes a signal generator having instructions to generate an electrical therapy signal, at least a portion of the electrical therapy signal having a frequency at or above the patient's auditory frequency limit, an amplitude in an amplitude range from about 0.1 mA to about 10 mA, and a pulse width in a pulse width range from 5 microseconds to 30 microseconds. The system further includes at least one earpiece having a contoured outer surface shaped to fit against the skin of the patient's external ear, external ear canal, or both, the at least one earpiece carrying at least two transcutaneous electrodes positioned to be in electrical communication with the auricular innervation of the patient, e.g., the auricular vagal nerve.

Abstract: An exemplary cochlear implant alignment system includes a cochlear implant system and a component alignment presentation system. The cochlear implant system includes an electrode lead and a cochlear implant that generates a wireless back telemetry signal during an insertion procedure of the electrode lead into a cochlea of a receipt. The cochlear implant system also includes an external headpiece configured to detect the wireless back telemetry signal generated by the cochlear implant and a sound processor configured to generate a Received Signal Strength Indicator (RSSI) signal based on a signal strength of the detected wireless back telemetry signal. The component alignment presentation system includes a processing device configured to receive the RSSI signal from the sound processor and to present an indication of a degree of alignment of the headpiece with the cochlear implant to assist a user in 15 aligning the headpiece with the cochlear implant during the insertion procedure.

Abstract: Provided is an effective stereognosis training system that integrates hardware and software to provide a simple, reliable, quantitative system to provide tactile rehabilitation and progress monitoring. The system can include an interactive device including a novel set of objects, that are combined with neuromodulatory systems such as wireless closed-loop vagus nerve stimulation to improve neural plasticity and expedite functional recovery. The system can send updates to therapists or clinicians to monitor progress and encourage compliance with prescribed therapy.

Abstract: An example of a system for controlling delivery of neurostimulation from a stimulation device to a patient according to a selected neurostimulation program may include a programming device. The programming device may be configured to be communicatively coupled to the stimulation device and to select the neurostimulation program. The programing device may include a user interface and a program selection circuit. The program selection circuit may be configured to receive life factor information indicative of at least one of an environmental factor and a biopsychosocial factor of the patient, to select the neurostimulation program from a plurality of neurostimulation programs based on the received life factor information, to present a recommendation using the user interface based on the selected neurostimulation program, and to receive a user command responding to the recommendation using the user interface.

Abstract: A method of controlling a neural stimulus by use of feedback. The neural stimulus is applied to a neural pathway in order to give rise to an evoked action potential on the neural pathway. The stimulus is defined by at least one stimulus parameter. A neural compound action potential response evoked by the stimulus is measured. From the measured evoked response a feedback variable is derived. A feedback loop is completed by using the feedback variable to control the at least one stimulus parameter value. The feedback loop adaptively compensates for changes in a gain of the feedback loop caused by electrode movement relative to the neural pathway.

Abstract: The disclosure relates to a method for improving pacing settings of a pace maker, comprising: receiving a set of pacing settings for the pace maker; receiving measurements or fluid mechanics data relating to the heart of a subject for all or part of the pacing settings of the set; estimating hemodynamic forces parameters by elaborating such measurements or inputting hemodynamic forces parameters as received; estimating hemodynamic forces parameters in the heart of the subject by elaborating such hemodynamic forces; selecting an optimal pacing setting of the set, or calculating further pace settings, based on the hemodynamic forces parameters as estimated A corresponding device and computer program are also disclosed.

Abstract: An implantable electronic device includes a flexible circuit board, one or more circuit components attached to the flexible circuit board and configured to convert electrical energy into electrical pulses, and one or more electrodes attached to the flexible circuit board without cables connecting the electrodes to each other or to the flexible circuit board, the one or more electrodes configured to apply the electrical pulses to a tissue adjacent the implantable electronic device.

Abstract: A surgical instrument and related methods are described. The surgical instrument includes a first jaw including a first structural jaw element and a first sealplate fixed to the first structural jaw element and a second jaw including a second structural jaw element and a second sealplate fixed to the second structural jaw element. The second structural jaw element is moveably coupled to the first structural jaw element to facilitate pinching tissue between the first and second sealplates. The first and second sealplates are configured to facilitate sealing tissue pinched therebetween. The first jaw further includes a metallized tie layer between the first sealplate and the first structural jaw element, wherein the first sealplate is fixed to the first structural jaw element via a metal to metal joint between the first sealplate and the metallized tie layer.

Abstract: An implantable device has a hermetically sealed enclosure, an electronic device within the hermetically sealed enclosure, and a plurality of feedthrough conductors in mechanical contact with the hermetically sealed enclosure and exposed outside of the hermetically sealed enclosure. The implantable device also has a flexible substrate with a plurality of therapy contacts, and a plurality of continuously conductive elements extending along the flexible substrate from the array of therapy contacts and terminating at a plurality of connection pads. Each of the continuously conductive element is integral with at least one therapy contact and at least one connection pad to electrically communicate the noted therapy contact(s) and the noted connection pad(s). The thickness of each continuously conductive element may be between about 5 and 190 microns. The implantable device also has a plurality of mechanical welded couplings that each couple at least one of the connection pads.

Abstract: A leadless pacemaker (LP) is configured to be implanted in or on a cardiac chamber. The LP includes a first housing made of an electrically conductive material, a second housing made of an electrically conductive material, and an inter-housing insulator between the first and second housings and electrically isolating the first and second housings from one another. Electronic circuitry within the first housing includes pulse generator(s), sense amplifier(s), and a controller. A battery within the second housing provides power to the electronic circuitry via conductors that electrically couple poles of the battery to the electronic circuitry within the first housing. The LP includes two or more electrodes including at least one tip electrode and at least one ring electrode. At least two of the electrodes are selectively couplable to a pulse generator to enable delivery of pacing pulses to the cardiac chamber in or on which the LP is implanted.

Abstract: An implantable system includes a first leadless pacemaker (LP1) implanted in or on a first chamber of a heart and a second leadless pacemaker (LP2) implanted in or on a second chamber of the heart. The LP1 is configured to time delivery of one or more pacing pulses delivered to the first chamber of the heart based on timing of cardiac activity associated with the second chamber of the heart detected by the LP1 itself. The LP1 is also configured to transmit implant-to-implant (i2i) messages to the LP2. The LP2 is configured to time delivery of one or more pacing pulses delivered to the second chamber of the heart based on timing of cardiac activity associated with the second chamber of the heart as determined based on one or more i2i messages received by the LP2 from the LP1.

Abstract: The present invention is related to an implantable medical device. The medical device comprises an implantable component having a receiver unit; an external charging module having a power transmitter unit; and a data module having a data transmitter unit. The units are configured to establish a transcutaneous communication link over which data and power is transmitted on a single frequency channel via a time interleaving scheme comprising successive frames each divided into at least two time slots, and wherein one or more of the time slots in each frame is allocated to the data transmitter unit, and wherein one or more of the time slots in each frame is allocated to the power transmitter unit, and wherein data and power are transmitted by the transmitter units during their allotted time slots.