Abstract: A medical tool for fingertip of the present invention has a resin layer that emits red fluorescence or near-infrared fluorescence, and is used by putting it on a fingertip. More specifically, the medical tools for fingertip 1A to 1E have a finger cot shape and an opening portion 2 from which the ball of the finger is exposed when put on, and are formed of a resin that emits red fluorescence or near-infrared fluorescence. Alternatively, the medical tools for fingertip 1F and 1G have a glove shape, and a printing layer 8, 9 that is formed of a resin that emits red fluorescence or near-infrared fluorescence on or around the ball of the finger thereof. Further alternatively, the medical tools for fingertip 1H and 1I are a sticker-like medical tool having an adhesive layer provided to one surface of the resin layer that emits red fluorescence or near-infrared fluorescence, and have a size that allows it to be attached to the ball of the finger.

Abstract: Devices for moving blood within a patient, and methods of doing so. The devices can include a pump portion that includes an impeller and a housing around the impeller, as well as a fluid lumen. The impeller can be activated to cause rotation of the impeller and thereby move fluid within the fluid lumen.

Abstract: An ambulatory medical device is provided. The ambulatory medical device includes at least one sensor configured to acquire physiological data of a patient, at least one network interface and at least one processor coupled to the at least one sensor and the at least one network interface. The at least one processor is configured to detect, via the at least one network interface, a medical device, to establish a secure communication session with the medical device via the at least one network interface, to detect a data capacity of the secure communication session, to identify a category of patient data associated with the data capacity, and to transmit patient data of the category to the medical device via the secure communication session.

Abstract: Systems and methods for data-compressive sensing in accordance with embodiments of the invention are illustrated. In one embodiment, a sensor array includes an array of sensor circuitries including a sensor and a comparator. Sensor circuitries in the array are connected via wires which form a series of wired-OR circuits. Readouts can be used to measure the signal on the wires and a decoder in communication with the readouts can be used to resolve signals sensed by particular sensors in the array and their locations.

Abstract: A method for providing electrical current treatment by an apparatus having a first electrode, a second electrode, and a processor is provided. The method includes delivering an electric current through an object in contact with the first electrode and the second electrode; controlling, by the processor, the electric current delivered by the first electrode and the second electrode to have a specific waveform; and providing a notification at a predetermined time to notify a user to move the apparatus.

Abstract: Techniques for determining the location of a physiological midline are disclosed. A first technique evaluates the response to stimulation of spinal electrodes at peripheral electrodes on different sides of the body. In this technique, a spinal electrode's position relative to a physiological midline is determined based on a relationship between responses to its stimulation observed on different sides of the body. A second technique evaluates the response of spinal electrodes to stimulation of peripheral electrodes on different sides of the body. In this technique, a spinal electrode's position relative to a physiological midline is determined based on the different responses that it observes to stimulation on different sides of the body.

Abstract: Intraocular pressure in an eye is reduced by delivering each of a high resolution optical coherence tomography (OCT) beam and a high resolution laser beam through the cornea, and the anterior chamber into the irido-corneal angle along an angled beam path. The OCT beam provides OCT imaging for diagnostic purposes and surgery planning and monitoring, while the laser beam is configured to modify tissue. A volume of ocular tissue within an outflow pathway in the irido-corneal angle is modified to reduce a pathway resistance present in one or more of the trabecular meshwork, the Schlemm's canal, and the one or more collector channels by applying the laser beam to ocular tissue defining the volume to thereby cause photo-disruptive interaction with the ocular tissue to reduce the pathway resistance or create a new outflow pathway.

Abstract: A method is disclosed for programming a patient's stimulator device using an external device. The method provides a Graphical User Interface (GUI) on the external device that allows the patient to select from a plurality of displayed stimulation modes to program stimulation provided by one or more electrodes of the stimulator device. The external device stores a model derived for the patient, which model comprises information indicative of a plurality of frequency/pulse width/amplitude coordinates predicted to provide optimal stimulation for the patient. Each stimulation mode corresponds with a subset of coordinates defined in accordance with the plurality of coordinates in the model. Selection of one of the stimulation modes limits programming the stimulator device with coordinates that are within the corresponding subset of coordinates.

Abstract: A catheter pump system is disclosed. The catheter pump system can include a shaft assembly and an impeller coupled with a distal portion of the shaft assembly. A motor assembly can impart rotation on the impeller through the shaft assembly, the motor assembly comprising a motor which rotates the shaft assembly. The catheter pump system can include a fluid pathway which conveys fluid proximally during operation of the catheter pump system. A seal can be disposed between the motor assembly and the impeller. The seal can be configured to impede or prevent the fluid from the fluid pathway from entering the motor assembly at least about an outer periphery of the shaft assembly. The seal can comprise an opening through which a portion of the shaft assembly extends.

Abstract: The invention relates to a rotor bearing system (1). Said system comprises a housing (80) in which a first permanent magnet (30) is mounted such that it can rotate about a first axis (105). A rotor (70) for conveying a liquid comprises a second hollow-cylindrical permanent magnet (40), which is mounted such that it can rotate about a second axis. The first permanent magnet (30) and the second permanent magnet (40) overlap axially at least partially, wherein the first permanent magnet (30) is disposed offset relative to the second permanent magnet (40). In the axial overlap region (160) of the first permanent magnet (30) and the second permanent magnet (40), the housing (80) is positioned between the two permanent magnets (30, 40).

Abstract: A catheter pump is disclosed. The catheter pump can include an impeller and a catheter body having a lumen therethrough. The catheter pump can also include a drive shaft disposed inside the catheter body. A motor assembly can include a chamber. The motor assembly can include a rotor disposed in the at least a portion of the chamber, the rotor mechanically coupled with a proximal portion of the drive shaft such that rotation of the rotor causes the drive shaft to rotate. The motor assembly can also comprise a stator assembly disposed about the rotor. The motor assembly can also include a heat exchanger disposed about the stator assembly, the heat exchanger may be configured to direct heat radially outward away from the stator assembly, the rotor, and the chamber.

Abstract: A wireless implant and associated system for motor function recovery after spinal cord injury, and more particularly a multi-channel wireless implant with small package size. The wireless implant can further be used in various medical applications, such as retinal prostheses, gastrointestinal implant, vagus nerve stimulation, and cortical neuromodulation. The system also includes a method and its implementation to acquire the impedance model of the electrode-tissue interface of the implant.

Abstract: A method of imaging and treating ocular tissue of an eye having a cornea, an iris, an anterior chamber, an irido-corneal angle, and a direction of view includes establishing a common optical path through the cornea and the anterior chamber into the irido-corneal angle for each of an optical coherence tomography (OCT) beam and a laser beam, where the common optical path is offset from an optical axis within the direction of view. The method also includes obtaining a circumferential OCT image of the irido-corneal angle, obtaining an azimuthal OCT image of the irido-corneal angle, and determining a treatment pattern for a volume of ocular tissue of the irido-corneal angle based on the circumferential OCT image and the azimuthal OCT image. The method further includes delivering optical energy through the laser beam in accordance with the treatment pattern.

Abstract: A system and method for a multi-function remote ambulatory cardiac monitoring system. The system includes a housing and a microprocessor disposed within the housing. The microprocessor controls the remote ambulatory cardiac monitoring system. The system also includes an electrode for sensing ECG signals and the electrode being in communication with the microprocessor. An integrated cellular module also is included in the system, and the cellular module is connected to the microprocessor and disposed within the housing. The integrated cellular module transmits ECG signals to a remote center.

Abstract: A system for validating safety of a medical device in a presence of a magnetic resonance imaging (MRI) field is provided. The system includes a first electric field generating device configured to form first electric field and configured to receive a medical device at least partially within the first electric field, and a second electric field generating device configured to form a second electric field in proximity to the first electric field and configured to receive the medical device at least partially within the second electric field.

Abstract: An electric field cancer treatment apparatus using a rotating alternating current (AC) electric field according to an embodiment of the present disclosure includes a plurality of electrode pairs configured to transmit AC electric fields to a target area in a body, a plurality of AC electric field generators respectively connected to the plurality of electrode pairs and configured to generate AC electric fields to be applied to the plurality of electrode pairs, and a controller configured to control generation of AC electric fields by the plurality of AC electric field generators.

Abstract: Methods and apparatus are provided for treating hypertension, e.g., via a pulsed electric field, via a stimulation electric field, via localized drug delivery, via high frequency ultrasound, via thermal techniques, etc. Such neuromodulation may effectuate irreversible electroporation or electrofusion, necrosis and/or inducement of apoptosis, alteration of gene expression, action potential attenuation or blockade, changes in cytokine up-regulation and other conditions in target neural fibers. In some embodiments, neuromodulation is applied to neural fibers that contribute to renal function. In some embodiments, such neuromodulation is performed in a bilateral fashion. Bilateral renal neuromodulation may provide enhanced therapeutic effect in some patients as compared to renal neuromodulation performed unilaterally, i.e., as compared to renal neuromodulation performed on neural tissue innervating a single kidney.

Abstract: A method to provide skin care treatment is provided. The method includes receiving, by an electrical stimulator apparatus, programmable instructions from an external device for a skin care treatment. The electrical stimulator apparatus delivers an electric current to an area of skin through a plurality of electrodes. The electric current is controlled based on the skin care treatment. The external device presents guidance corresponding with the skin care treatment. The guidance is configured to aid a user in operating the electrical stimulator apparatus.

Abstract: Systems and methods which provide radial exterior weld terminal configurations for medical device leads are described. A radial exterior weld terminal may comprise an annular conductive structure having a radial exterior weld interface feature, wherein a medical device lead may comprise one or more radial exterior weld terminals. A radial exterior weld interface feature may be disposed at an end of the annular conductive structure and may configure the annular conductive structure to accept a non-axially directed portion of a conductive wire for interfacing a conductor with a weld location on an outer surface of the radial exterior weld terminal. The radial exterior weld interface feature may comprise a truncated aperture configured for the non-axially directed portion of conductive wire to traverse from the inner space to the outer surface. The truncated aperture may comprise a dimple member depressed into the interior space of the annular conductive structure.

Abstract: Methods and apparatus are provided for renal neuromodulation using a pulsed electric field to effectuate electroporation or electrofusion. It is expected that renal neuromodulation (e.g., denervation) may, among other things, reduce expansion of an acute myocardial infarction, reduce or prevent the onset of morphological changes that are affiliated with congestive heart failure, and/or be efficacious in the treatment of end stage renal disease. Embodiments of the present invention are configured for percutaneous intravascular delivery of pulsed electric fields to achieve such neuromodulation.