Abstract: An ultrasonic surgical holder has an assembly portion connected to at least one operating portion having an end extending toward an axial direction. An operating space is formed between the assembly portion and the operating portion. The assembly portion is designed for detachable assembling with an ultrasonic probe. The operating portion features a detachable structure that includes a surgical device to aid the operator in positioning, marking, and determining the location of the surgical operation on the body part's surface during the subsequent operation.

Abstract: The present disclosure relates to the technical field of detachment structures, a detachment structure for a portable diagnostic ultrasound apparatus is disclosed, including: a top cover, a bottom housing, and a rechargeable battery, the top cover is detachably connected to the bottom housing, the bottom housing is installed with a fan, the bottom housing is installed with a battery PCB, the battery PCB is provided with a battery modular contact, and the top cover is provided with an opening for the battery modular contact to pass through. The solution facilitates detachable installation of the battery and the fan, and facilitates heat dissipation and maintenance.

Abstract: A robot-assisted echographic probe that includes an enclosure, an ultrasonic transducer module having a support housing mounted at a distal end of a guide sleeve in a sealed compartment of the enclosure that is separated from a control compartment of the enclosure by a sealed transversal wall, and means for moving the transducer module which are suitable for directing the transducer module along three axes of rotation so as to sweep the inner surface of an enclosure shell of the sealed compartment, the moving means being motor-driven by actuators, at least a portion of the actuators being housed in the control compartment, and the means for moving the transducer module being arranged in the sealed compartment of the enclosure.

Abstract: An ultrasonic probe according to an embodiment includes a first transducer group and a second transducer group. The first transducer group includes a plurality of transducers arranged along a first direction. The second transducer group is a second transducer group arranged in an inverted direction with respect to the first transducer group, and includes a plurality of transducers arranged along a second direction different from the first direction.

Abstract: Examples herein include piezoelectric layers of an ultrasound transducer, ultrasound transducers, methods of manufacturing the transducers, and methods of manufacturing the piezoelectric layers of an ultrasound transducer. In one example, a piezoelectric layer of an ultrasound transducer include a non-metallic frame and a piezoelectric material. The non-metallic frame surrounds the piezoelectric material on at least two sides and is coupled to a lens support structure with a structure such that an acoustic lens and the piezoelectric material are oriented substantially parallel to each other. The piezoelectric material is sized to span an area greater than or equal to an active surface of the acoustic lens.

Abstract: Systems and methods for automated recording of an ultrasound clip are based on quality scores of ultrasound images in a sequence of ultrasound image frames. An ultrasound imaging system includes a probe for capturing ultrasound images, an image buffer to store a sequence of image frames, a quality buffer to store a sequence of quality scores, and a computing subsystem that automatically records an ultrasound clip when the quality scores in the quality buffer corresponding to a set of contiguous image frames in the image buffer equal or exceed a first quality threshold and the set of contiguous image frames is at least a first predetermined size. Additionally, a smart capture feature automatically records an ultrasound clip including an alternate set of contiguous image frames having quality scores equaling or exceeding a second quality threshold that is less than the first quality threshold and meets a second predetermined size.

Abstract: An ultrasonic diagnostic imaging system produces 3D images by scanning a target volume with a mechanical probe, which scans the target volume by sweeping the scan plane of an array transducer through the target volume in an elevation direction. The array transducer has two selectable focal depths, and a plurality of scan planes of image data are acquired with a far field focus, and a plurality of scan planes of image data are acquired with a near field focus. The scan planes acquired with the far field focus are separated in the elevation direction by a distance which satisfies a spatial sampling criterion in the far field, and the scan planes acquired with the near field focus are separated in the elevation direction by a distance which satisfies the spatial sampling criterion in the near field, resulting in fewer scan plane acquisitions with the near field focus that the number of scan plane acquisitions with far field focus and hence an improved volume rate of display.

Abstract: Provided are an ultrasound diagnostic apparatus and a method for controlling the ultrasound diagnostic apparatus capable of improving image qualities of a two-dimensional ultrasound image and a three-dimensional ultrasound image. An ultrasound diagnostic apparatus (1) includes an ultrasound probe (2) and an apparatus main body (3). The ultrasound probe (2) includes a two-dimensional transducer array (11) including a plurality of transducers, a patch division circuit (12) that divides at least a part of the transducers into a plurality of patches in which the transducers are arranged in an elevation direction in a case of performing the two-dimensional scanning and divides at least a part of the transducers into a plurality of patches in which the transducers are arranged in an azimuth direction in a case of performing the three-dimensional scanning, and a plurality of probe beam formers (13) corresponding to the plurality of patches. The apparatus main body (3) includes a main body beam former (25).

Abstract: An ultrasound imaging system performs spectral Doppler processing in a manner that considers a physiological cycle of a subject. In one embodiment, gaps in a spectral Doppler signal are filled taking by a processor that analyzes changes in the spectral Doppler signal caused by a physiological cycle. Spectral Doppler data are scaled to fit with the data occurring before and after a gap. The firing order of an interleaved imaging mode can also be adjusted so that spectral Doppler imaging is not interrupted during pre-defined or user defined portions of a physiological cycle.

Abstract: A method includes emitting an ultrasound beam from an array of ultrasound transducers in a catheter placed in a blood pool in an organ. Echo signals reflected in response to the ultrasound beam are received in the array. Distinction is made in the echo signals between (i) first spectral signal components having Doppler shifts characteristic of blood and (ii) second spectral signal components having Doppler shifts characteristic of tissue of the organ. The first spectral signal components are suppressed relative to the second spectral signal components in the echo signals. An ultrasound image of at least a portion of the organ is reconstructed from the echo signals having the suppressed first spectral signal components. The reconstructed image is displayed to a user.

Abstract: According to one embodiment, a medical information processing apparatus includes processing circuitry. The processing circuitry determines whether or not a plurality of ultrasonic images are images collected by a stress echocardiography method. The processing circuitry adds attribute information to each of the ultrasonic images if it is determined that the ultrasonic images are images collected by the stress echocardiography method, the attribute information concerning at least one of a stress state of a subject and a slice of the ultrasonic image.

Abstract: An ultrasonic diagnostic apparatus according to the present disclosure includes: an ultrasonic probe connected to an apparatus body, comprising a battery that supplies power to components of the ultrasonic probe and a cooler that cools inside the ultrasonic probe; and a drive controller that drives the cooler based on a remaining level of the battery and an internal temperature of the ultrasonic probe.

Abstract: A transperineal adaptor for use with a transperineal biopsy system including an ultrasound probe and biopsy guide. The transperineal adaptor includes a shaft body and a mounting body. The shaft body is configured to releasably couple to the accessory coupling portion of the probe and includes a first length, a first curvate outer surface, and an inner surface. The inner surface is configured to facilitate snapping together of the transperineal adaptor and the ultrasound probe. The mounting body extends from the shaft body and includes a second length, a second curvate surface, a first connector portion at a first end of the second curvate outer surface, and a second connector portion. The first connector portion is configured to couple to the first end of the fastener of the biopsy guide and the second connector portion configured to couple to the second end of the fastener of the biopsy guide.

Abstract: A biopsy device includes: a hollow needle; a wire located inside the needle and having a helical drill portion; a rotation mechanism moving the drill portion; a sheath covering the needle, the needle and the wire being movable in a longitudinal direction of the needle with respect to the sheath; and an operating unit on a proximal side of the needle, the wire, and the sheath. The unit includes: a main body fixed to a proximal end of the sheath; and a knob fixed to a proximal end of the wire and supported by the main body so as to be movable in the longitudinal direction and rotatable about a longitudinal axis of the wire. The mechanism includes: a threaded portion, on the main body, having a pitch equal to a pitch of the drill portion; and a joint portion, on the knob, joined to the threaded portion.

Abstract: A direct peroral cholangioscopy method comprises inserting an endoscope into a guide sheath, inserting the guide sheath and endoscope into a duodenum, extending a tissue retrieval device through the endoscope into the duodenum, extending an anchor wire into the duodenum, collecting biological matter with the tissue retrieval device, and withdrawing the cholangioscope and tissue retrieval device from the duodenum along the anchor wire. A cholangioscopy system comprises a steerable guide sheath and a cholangioscope comprising a shaft extending to a distal end face for displacement within the steerable guide sheath, a tool lumen extending along the shaft and exiting at the distal end face, an anchor lumen entering the shaft between a proximal end portion and the distal end face and exiting at the distal end face, and an exchange lumen extending from the tool lumen to an exterior of the shaft at the distal end face.

Abstract: A delivery system for deploying a medical implant includes a delivery catheter with a lumen, an elongate shaft axially slidably within the lumen, a housing attached to the elongate shaft, and an actuation element disposed within the housing and configured to axially advance and retract the elongate shaft. The actuation element is in direct contact with the elongate shaft and rotation of the actuation element causes axial movement of the elongate shaft.

Abstract: The present disclosure is directed to embodiments of an occlusive medical device including a frame and at least one closure coupled to the frame. The frame includes a distal annular flange having a radially outer surface and a radially inner surface, a proximal annular flange having a radially outer surface and a radially inner surface, and a waist portion extending between and connecting the distal annular flange to the proximal annular flange. The radially inner surface of the distal annular flange, the waist member, and the radially inner surface of the proximal annular flange define an unobstructed passageway through the frame. The at least one closure is configured to close the passageway to: (i) provide an occlusive effect, and (ii) enable subsequent access through the passageway.

Abstract: The present invention of utility consists of a device that has multiple uses and functionality since it allows the Retraction of tissues, structures, or organs and at the same time the Suction of fluids, being an advantage the maneuvering of this device with only one hand, which simplifies surgical procedures. This device is called Surgical Tip Retract Vac Y, an instrument made of metallic materials, plastic among others according to its usefulness and longevity, it is made up of a triangular and/or pyramidal shape with blunt edges, equidistant sides joined to a flat surface or base of retraction making an ergonomic grip and simple to use. Suction is provided through the main hole located in the suction tip with multiple accessory suction holes in the area to avoid collapse of the device during its functionality.

Abstract: A system may include a delivery device configured to deploy a perianal fistula closure device and the perianal fistula closure device configured to close a perianal fistula. The delivery device may include a helical catheter. The perianal fistula closure device may include a cap, a suture comprising a plurality of uni-directional barbs, and an anchor connected to an end of the suture comprising a plurality of uni-directional quills.

Abstract: An implant for repairing a joint between a first bone and a second bone includes a first section constructed of a substantially rigid material and a graft constructed of soft tissue having a first end and a second end. The first section has a first end surface configured for positioning against the first bone. The graft is configured for stabilizing the first section relative to the first bone. A first fastener is configured for mounting to the graft and the first section to anchor the graft to the first section. A second fastener is configured for mounting to the graft and the first bone to anchor the graft to the first bone.

Abstract: An anchoring system is a combination of a nanofiber scaffold material and an arthroscopically deployable suture anchor. The anchor is deployed into a bone tunnel using common techniques. The nanofiber material extends out of the proximal end of the implant, once deployed. The implant also includes pre-loaded sutures or has the ability to accept and lock sutures to the implant. For an implant pre-loaded with suture, the implant is placed into the bone, the material is deployed above the anchor onto the surface of the bone, suture is passed through the soft tissue, and knots are tied to secure the tissue against the bone, sandwiching the material between the bone and tissue, to provide a pathway for cells from the bone marrow to the soft tissue-bone interface, promote the healing response, provide a biomimetic structure that cells readily adhere to, and create a larger healing footprint.

Abstract: A suture device may include a suture translation assembly configured to be axially translatable within a lumen of a delivery system and a distal assembly configured to be securable to the distal end of the delivery system. The suture translation assembly and the distal assembly may cooperate to enable a user to pass a needle back and forth between the two in order to endoscopically suture a defect.

Abstract: Devices and methods for minimally invasive suturing are disclosed. One suturing device for minimally invasive suturing includes a proximal section a distal end, and an intermediate region therebetween. The device includes a suture head assembly having a suturing needle with a pointed end and a second end. The suturing needle is capable of rotating about an axis approximately perpendicular to a longitudinal axis of the device, wherein the pointed end of the suturing needle is positioned within the suture head assembly prior to deployment of guides that are adapted and configured to guide the needle around a circular path when advanced by a drive mechanism having a needle driver for engaging and rotating the suturing needle.

Abstract: A laparoscopic tissue suturing instrument comprises a shaft and a tissue grasper coupled to the shaft. The tissue grasper defines a tissue receiving gap and defining a shuttling element retention cavity. The instrument further comprises a suture shuttling element configured for being removably retained at least partially within the shuttling element retention cavity, and a needle having a needle shaft, a shuttling element coupler disposed at a distal end of the needle shaft, and a shuttling element release mechanism disposed on the needle shaft proximal to the shuttling element coupler. The instrument further comprises a shuttling element retainer mechanism adjacent to the shuttling element retention cavity.

Abstract: A surgical device has a housing having a hook portion at a distal end of the housing, an opening radially penetrating between the hook portion and the housing; a grasping structure comprising a rotating member rotatably positioned within the hook portion, having a notch radially recessed on a periphery of the rotating member, at least a portion of the notch corresponding to at least a portion of the opening; and reciprocating motion of an actuator along the axis for rotating the rotating member such that the open end of the notch is selectively connected to or misaligned with the open end of the opening.

Abstract: A tissue connector may include a body formed of one or more layers of material, and at least one barbed suture attached to the body, wherein the barbed suture is formed of a biodegradable material. A method of forming a tissue connector may include forming a body from one or more layers of a material, and attaching at least one barbed suture to the body, wherein the barbed suture is formed of a biodegradable material. A method of repairing tissue using a tissue connector may include orienting the tissue connector around coapted or damaged tissue, so that the coapted or damaged tissue contacts the inner surface of the tissue connector, twisting ends of the at least one barbed suture so that the at least one barbed suture engages the coapted or damaged tissue, and allowing the tissue connector to remain in place, so that the barbed suture degrades over time.

Abstract: The present invention relates to a surgical device that is defined as a single-impulse suturing device, which allows both suturing and grasping a needle at the opposite end for one time without any need for another tool to retrieve the needle after being passed through a tissue during the suturing process, and it comprises the following characteristics of; allowing a safe and minimal invasive access to narrow and deep surfaces, performing a well-directed suturing from a determined point due to its semi-mobile jaw structure, having a stopper that enables suturing by staying at a distance from neurovascular structures in an invisible area, and allowing a multiple suturing with the same needle. The invention keeps suturing function of the single-impulse devices reserved and develops the same in addition to combining this function with ergonomic size characteristics and practical handle advantages of double-impulse devices.

Abstract: A surgical stapler, the end effector includes a fastener-cartridge assembly and an anvil; the closing mechanism drives the end effector to be closed; the surgical fastener pushing assembly pushes the surgical fastener out of the fastener-cartridge assembly; in a closing stage, the first driver mechanism is in detachable connection with the closing mechanism to drive the closing mechanism to close the end effector; in a surgical fastener pushing stage after the closing stage, the first driver mechanism is separated from the closing mechanism and drives the surgical fastener pushing assembly to push the surgical fastener out of the fastener-cartridge assembly to suture the target tissue; the articulation mechanism and the rear articulation driver assembly drive the end effector to pivot; the detachable portion is in detachable connection with the main body portion to enable the front articulation driver assembly to be in detachable connection with the rear articulation driver assembly.

Abstract: A handle assembly for a surgical stapler can comprise a rotatable actuation shaft. The actuation shaft can have a first rotational orientation in which it can actuate a jaw assembly in a repeatable open and close mode, a second rotational orientation in which it can actuate a jaw assembly in a staple firing mode, and a third rotational orientation in which it can actuate a jaw assembly in a reversing mode. The handle assembly can include a rotational mechanism arranged to discretely position the rotatable actuation shaft in one of the rotational orientations. The rotational mechanism can be arranged for single handed operation such as by including a slidable switch or selector to rotate the actuation shaft.

Abstract: The present disclosure includes apparatuses for a motorized surgical handle assembly. An example apparatus includes a non-movable handle, a movable handle configured to be moved away from and into proximity with the non-movable handle, wherein the movable handle comprises a locking protrusion, a selector lever configured to rotate between a locked position and an unlocked position, and a selector cam coupled to the selector lever, wherein the selector cam comprises a surface with a concave locking opening, and wherein the selector cam is configured to rotate in response to the selector lever rotating, wherein, when the movable handle is in proximity with the non-movable handle and the selector lever is in the unlocked position, the surface with the concave locking opening is positioned adjacent to the locking protrusion to lock the movable handle in place.

Abstract: The present disclosure provides a stapler, including a shell, an ejector plate pin, a cartridge pin, an anvil pin, an unlocking pin, an ejector plate ring, a cartridge ring and an anvil ring, where the cartridge pin is between the ejector plate pin and the anvil pin; the ejector plate ring, the cartridge ring and the anvil ring all include a first half ring and a second half ring; hinged ends of the first half rings and the second half rings are rotatably connected, and fixed ends of the second half rings of the ejector plate ring, the cartridge ring and the anvil ring are connected to the front ends of the ejector plate pin, the cartridge pin and the anvil pin, respectively. The present disclosure adopts a brand-new concept of eversion anastomosis, and ensures the smoothness of a lumen after anastomosis.

Abstract: A device for attaching a primary implant as a fixation point for a vascular prosthesis on a vessel wall of a blood vessel, the device at least including a carrier element, which is designed to drive a plurality of penetration elements, for penetrating the vessel wall, radially outwards in relation to a longitudinal axis of the carrier element. In the device, a limiting element is formed on the carrier element as a radial stop for the penetration elements.

Abstract: An occlusive system for the vasculature and an embolic coil used in such an occlusive system is described. Also described is an occlusive plug which can be used for occlusive purposes within the vasculature.

Abstract: A computer-implemented method of providing an endovascular coil specification of an endovascular coil for treating an aneurysm in a coil embolization procedure, includes: inputting (S120) X-ray image data (110), comprising one or more X-ray images including an aneurysm (120), into a neural network (130, 230) trained to predict, from the X-ray image data (110), endovascular coil data (140, 150) of an endovascular coil for treating the aneurysm (120); and outputting (S130) the endovascular coil data (140, 150) to provide the endovascular coil specification.

Abstract: In a non-contact pressure measurement system of a balloon catheter and a non-contact pressure measurement method of the balloon catheter using the same, the system includes a chamber part, a balloon, a tube part, a pump part and a displacement sensor. The chamber part stores a saline solution. The balloon is disposed inside of a body and is configured to be expanded with supply of the saline solution. The tube part is configured to connect the chamber part with the balloon. The pump part is configured to control the supply of the saline solution via the tube part. The displacement sensor is configured to measure an amount of the expansion of the tube part expanded with the supply of the saline solution, in a predetermined section of the tube part.

Abstract: Systems, methods, and devices for treating vascular defects are disclosed herein. In some embodiments, a device for treating an aneurysm includes a plurality of braided filaments configured to be implanted in an aneurysm cavity.

Abstract: An apparatus, method, and system that can continuously inflate a cuff to LOP when inflating the cuff that is positioned on a limb of a person or animal without having to terminate operation of the pump to detect if blood is flowing through a blood vessel and past the cuff.

Abstract: A sheathed blade assembly for minimizing or preventing contact between the moving interior blade and the exterior sheath. The assembly includes an exterior sheath having a first portion and second portion with an inner lumen therebetween, an interior blade movable within the inner lumen of the exterior sheath, a first pocket within a first surface of the interior blade, and a first ball bearing within the first pocket. The first ball bearing creates a clearance amount between the first surface of the interior blade and the first portion of the exterior sheath. The assembly may also include a second pocket within a second surface of the interior blade for a second ball bearing. The second ball bearing creates a clearance amount between the second surface of the interior blade and the second portion of the exterior sheath. The second pocket is in a staggered configuration relative to the first pocket.

Abstract: A rotary cutting tool including an elongated housing having a proximal end and a distal end, the elongated housing extends circumferentially around a first axis. A drive shaft disposed within the elongated housing and extending between the proximal end and the distal end and rotatable about the first axis. A cutting bit housing coupled to the distal end of the elongated housing and rotatable relative to the drive shaft about an articulation axis between a non-articulated position and one or more articulated positions. A rotary cutting bit coupled to the cutting bit housing and the drive shaft and rotatable about the articulation axis with the cutting bit housing, the rotary cutting bit and drive shaft forming a constant velocity joint.

Abstract: A system for driving an ultrasonic device for bone cement removal and/or osteotomy operations comprises a control unit, a memory unit, and connection means for connecting together the control unit and a handset of the ultrasonic device. The control unit is configured to send a signal to the handset, receive from the handset a response to the signal sent, and check an operating condition of the ultrasonic device based on this response. Related device, method and computer program are also disclosed.

Abstract: A surgical tool (10) for scraping and collecting bone particles, comprising: —a handle (20) provided with a handgrip (21); —a collection chamber (25) having an end proximal to the handgrip (21) and a free distal end; —a stem (30) at least partially arranged inside the collection chamber (25); —a blade (40) fixed to a front end (32) of the stem (30), wherein the blade (40) protrudes radially from the stem (30) and is axially arranged outside the collection chamber (25) near the distal end thereof; and —a spacer (50) interposed between a rear face (42) of the blade (40) and the distal end of the collection chamber (25), wherein the spacer (50) defines a passage opening (500) for introducing the bone particles scraped by the blade (40) into the collection chamber (25), maintaining at a predetermined non-zero axial distance, for at least a circumferential tract thereof, the rear face (42) of the blade (40) from the distal end of the collection chamber (25).

Abstract: Systems and methods for providing access to within a vertebral body. A stylet is removably disposed within a reamer, and the reamer is removably disposed within a working cannula. A tip of the stylet is positioned distal to a reamer head with a stylet hub being positioned proximal to a reamer hub. The reamer hub may include indicia configured to be aligned with the stylet hub to indicate a distance by which the tip is positioned beyond a distal end of the reamer. Complementary coupling features on the reamer hub and the stylet hub are configured to facilitate the workflow and provide mechanical advantage during removal of the stylet from the reamer. The system may include a spacer device configured to be positioned between the reamer hub and the stylet hub. The spacer device may be coupled to a stylet shaft of the stylet.

Abstract: A cervical spine endplate preparation apparatus is provided. To this end, the present invention comprises: a handle part having a handle to be held by hand and a leading rod extending from the handle in the length direction and for guiding to a space inside the spine of a part to be operated on; a rotating shaft part having an adjustment grip, which generates a driving force by means of rotation by hand, and a rotating shaft passing through the inside of the handle and leading rod; and a shaver part which has a case, provided on the leading rod and inserted into the space of the spine, and a shaver installed inside the case and mating with the rotating shaft to rotate by means of the driving force of the adjustment grip, and having a part of a blade exposed to the top of the case and rotating.

Abstract: An improved method and device are provided for forming and/or maintaining a percutaneous access pathway. The device generally comprises an access pathway. The provided assembly substantially reduces the possibility of injury while accessing and/or re-accessing a body space.

Abstract: A system that provides a guide arm, a ratchet arm frame configured to be coupled to the guide arm, a ratchet arm configured to be coupled to the ratchet arm frame, and a sagittal sizing guide body configured to be coupled to the ratchet arm. The sagittal sizing guide body includes a first radiopaque object disposed at a first position and a second radiopaque object disposed at a second position that is spaced apart from the first position. The first radiopaque object has a length that corresponds to a length of a second prosthesis component. When the surgical alignment system is positioned for use on a patient, the first radiopaque object identifies a location at which a first resection of a first bone is to be performed.

Abstract: Disclosed herein are drill guides with a mechanism for use with different drills and with error resistance.

Abstract: A device comprises a base. A support is attached to the base. The support is shaped to receive a calf of a person and adapted to receive a wire or pin for securing a tibia of a person. A foot plate is attachable to the base. The foot plate has a plurality of attached members. The members are configured for receiving at least a first wire or pin to fix a foot of the person relative to the foot plate while the foot plate is oriented normal to a superior-inferior direction of the foot. The foot plate is rotatable relative to the base while the foot plate is attached to the base.

Abstract: A system for aspiration includes an aspiration catheter including an elongate shaft including an aspiration lumen, and an open distal end, an extension tube, the lumen of the extension tube configured to be hydraulically coupled to the aspiration lumen, a peristaltic pump configured for driving fluid through the extension tube, a compressible portion disposed between the distal end and the proximal end of the extension tube, the compressible portion configured to be coupled to the peristaltic pump, such that operation of the peristaltic pump drives fluid from the aspiration lumen from the distal end of the extension tube to the proximal end of the extension tube, and a controller configured to receive a first signal from the first sensor and configured to vary the operation of the peristaltic pump based at least in part on a first signal received from a first sensor coupled to the aspiration lumen or extension tube related to a change in the characteristic of flow.

Abstract: The disclosure relates to a lithotripsy device comprising an elongate probe, which can be inserted into a body interior of a human or animal body, and a drive arrangement for deflecting the probe, which is arranged at a proximal portion of the probe, the drive arrangement comprising an ultrasonic converter unit for exciting ultrasonic vibrations in the direction of a longitudinal extension of the probe, and the drive arrangement having a deflection device for exerting a time-varying force onto the probe in a direction transversely to the longitudinal extension of the probe. The disclosure also relates to a lithotripsy system and to a method for operating a lithotripsy device.

Abstract: Provided is an aspiration catheter having a tubular shape and used to remove an embolus or a thrombus by being inserted into a blood vessel, and more particularly, a steerable and expandable aspiration catheter which may apply an effective aspiration force to an embolus or a thrombus by steering a distal tip of the catheter in a three-dimensional direction and expanding a diameter of the tip.