Abstract: A clip cartridge and a clip applier are provided. The clip cartridge includes at least two clips, wherein each of the at least two clips includes a clip leg, the clip leg has a protruding portion, the clip cartridge further includes: a clip cartridge body, wherein the clip cartridge body has a clip cavity to receive the clips, the at least two clips are stacked in a first direction in a staggered manner, so that protruding portions of adjacent clips are staggered in the first direction, each clip is arranged substantially in a second direction.

Abstract: A manifold for connection to a waste collection vacuum device. The manifold includes suction port tubes and a vacuum port that define interconnected fluid communication pathways such that no walls define proximal and distal ends of the manifold. Tabs are coupled to at least one of the interconnected fluid communication pathways. The tabs interface with keyed surfaces of the waste collection vacuum device so as to facilitate positive location and mechanical fixation with the waste collection vacuum device. The manifold may include a body, and a flow director may be disposed within the body. A filter element may also be disposed within the body and include a distal section having a cross-sectional area less than a cross-sectional area of a proximal section. Each of the distal and proximal sections may define apertures configured to trap liquid, semi-solid, or solid waste within the fluid path.

Abstract: A combined drill guide and suture passer for use in assisting repair of the posterior hip capsule and short external rotators following posterior approach total hip arthroplasty. The device is a sterilizable metallic surgical instrument for repetitive use during a total hip surgical procedure. The device can be embodied as surgical guide for drilling and suturing, or can be embodied as a clamp including the surgical guide.

Abstract: A tissue treatment system includes a catheter and a generator. The catheter is configured to be introduced into a blood vessel. The catheter includes an ultrasound transducer disposed at a distal end portion of the catheter to emit an unfocused ultrasound energy to treat a target tissue from the blood vessel. The generator is configured to drive the ultrasound transducer with a frequency. The generator is configured to control the frequency to change during the treatment of the target tissue. Other embodiments are also described and claimed.

Abstract: A surgical device controllable by a surgical robotic system is provided. The surgical device includes a housing capable of being coupled to the surgical robotic system; a drive system at least partially mounted in the housing; and a shaft rotatably coupled to the drive system at a first end of the shaft. The surgical device further includes a tissue-removal assembly coupled to the second end of the shaft. The tissue-removal assembly includes a first cutting member having a plurality of rotatable blades. The first cutting member is coupled to a second end of the shaft. The tissue-removal assembly further includes a second cutting member, one or more support elements slidably or fixedly coupled to the second cutting member, and one or more extendable elements slidably or fixedly coupled to the second cutting member.

Abstract: Probes for delivering ultrasonic energy and related methods. The probe includes a shank having a shaft coupling a proximal end to a distal end. The shank is configured to propagate ultrasonic energy from the proximal end to a tip of the distal end in a propagation direction parallel to a longitudinal axis disposed along a centerline of the shank. The tip may be positioned to substantially coincide with a displacement antinode position when the ultrasonic energy corresponds to odd integer multiples of a quarter wavelength of a resonance frequency. Multiple grooves within the shaft are configured to create multiple cavitation volumes in a medium proximate to the shank responsive to the ultrasonic energy. The multiple grooves include a second groove intervening between a first groove and the proximal end. The first groove is positioned at a distance of an integer multiple of a half-wavelength of the resonance frequency.

Abstract: A process and system provides for atraumatic preparation of morselized Tissue Particles (TP)s, such as Full Thickness Skin Graft Particles (FTSGPs), cartilage particles and other organ tissue particles, in a liquid medium. The resultant tissue product may be a suspension of Tissue Particles in an aqueous solution and containing highly viable cells and may be rapidly prepared at bedside or in the operating room and conveniently delivered to a patient through a syringe or similar applicator. The morselized Tissues Particles may be used for surgical applications including wound healing, cosmetic surgery, and orthopedic cartilage repairs.

Abstract: A device for performing a transversus abdominis plane (TAP) block anesthetic injection during a laparoscopic surgical procedure. The device includes a handle, a needle fixed to the handle, and a sheath covering the needle. The sheath is slidably retractable via a thumb-operated slider on the handle. In a first position for device insertion, the sheath fully covers the tip of the needle, preventing the needle from puncturing any organ or tissue in the patient. In a second position, the sheath is retracted using the slider to expose the needle tip, enabling insertion of the needle tip into the appropriate tissue and injection of the anesthetic. The needle and sheath have a length suitable for reaching the desired abdominal location from outside the body through the laparoscopic port. A threaded luer and tube, fluidly coupled to the needle, are used to push the anesthetic through the needle and into the tissue.

Abstract: An adjustable bone fixation device for moving a bone includes at least two strut units, at least one meter and a system controller. Each strut unit includes a motor to move a strut. The meter measures a signal generated by the motor during the movement of its strut. The signal is useful in determining a torque or a current of the motor. The system controller activates at least two of the motors and uses the determined torque or the determined current to identify if there is a clinical situation of the bone or a system issue and provides an alert accordingly.

Abstract: The present disclosure relates to an expandable fastener for orthopaedic applications. The fastener is arranged for fastening when positioned in a bore hole in bone and comprises a body having an axis. The fastener further comprises an expansion portion moveable between a contracted configuration and an expanded configuration and arranged such that the expansion portion urges outwardly from the axis of the body towards the bone surrounding the bore hole when moving towards the expanded configuration. In addition, the fastener comprises a coupling member for coupling to the expansion portion. The coupling member is moveable along the axis of the body. The fastener also comprises an actuator movable along the axis of the body and arranged to move the coupling member along the axis of the body. One of the coupling member and the expansion portion comprises a recess and the other one of the coupling member and the expansion portion comprises a projection.

Abstract: A method of performing a cryoablation treatment includes initiating a flow of cryogen to a tip of the cryoprobe and obtaining ice formation data characterizing a shape of ice forming at a target tissue in a patient. The method also includes comparing the ice formation data to a predetermined ice formation profile and energizing a heating portion on the cryoprobe to limit growth of ice in a first direction relative to a predetermined location on the cryoprobe while the cryogen flows to the tip of the cryoprobe.

Abstract: A system is provided to detect a breach of an insulative sheath in a bipolar electrosurgical instrument the system including: a first pulse detection circuit to detect a first high frequency (HF) signal component of a HF signal conducted on a lead of the bipolar instrument; a second pulse detection circuit to detect a second HF signal component of the HF signal conducted on a conductive shield surrounding the lead; magnitude difference sampling logic to produce sample values indicative of magnitude difference between the first HF signal component and the second HF signal component; and current detection logic to detect current flow between the shield and anatomical tissue based upon the sample values.

Abstract: Systems, devices, and methods described herein relate to catheter devices for therapy delivery in tumor treatment applications. In some embodiments, a catheter device includes a shaft defining a lumen, and a needle device disposed in the lumen, the needle device having a distal portion that includes an exposed electrical conductor, where the distal portion of the needle device is configured to be extended out of the lumen. The needle device can be configured to receive a pulsed voltage waveform and to deliver a pulsed electric field via the exposed electrical conductor to ablate surrounding tissue.

Abstract: An ablation catheter comprises a proximal portion, a distal portion extending from the proximal portion, the distal portion comprising a set of insulated lead segments each having a distal end; and a set of uninsulated electrode segments, wherein each electrode segment is connected to and extends from the distal ends of a pair of adjacent insulated lead segments, and wherein the distal portion is configured to form a compact first configuration for advancement within a sheath lumen into an endocardial space, and to transform to an expanded second configuration when advanced out of the sheath lumen.

Abstract: A method, device, and system for obtaining time of flight images is provided. A surgical plan may be received and a first path for a first robotic arm and a second path for a second robotic arm may be determined based on the surgical plan. The first robotic arm may be caused to move on the first path and may be configured to hold a transducer. The second robotic arm may be caused to move on the second path and may be configured to hold a receiver. At least one image may be received from the receiver, the image depicting patient anatomy and generated using time-of-flight measurements.

Abstract: Devices, systems, and methods of the present disclosure are directed to generating three-dimensional surface representations of an anatomic structure such as a heart cavity. More specifically, a three-dimensional surface representation of the anatomic structure is constrained relative to one or more anchor portions corresponding to received input regarding the location of anatomic features of the anatomic structure. The resulting three-dimensional surface representation includes salient features of the anatomic structure and, therefore, can be useful as visualization tool during any of various different medical procedures, including, for example, cardiac ablation.

Abstract: Surgical reference body, surgical guiding device, and surgical tracking system, and in particular to a surgical reference body, a surgical guiding device, and a surgical tracking system allowing an improved localization of surgical components.

Abstract: A surgical system for operating on a bone of a patient is described. The surgical system may include a surgical instrument that features a camera and/or an inertial measurement unit. The surgical system may further include a control system to superimpose virtual representations on a medical image based on the output of one of the camera and the inertial measurement unit. The virtual representation or an alternative virtual representation may further be based on the output of a depth sensor. In certain instances, the surgical instrument may feature a control system that is configured to determine a length of an end effector based on the signal from the camera. The disclosure may also feature a control system that obtains a plurality of 2-D X-ray images and selects one or more of the 2-D X-ray images based on one or more criterion, such as a radial distance, an image boundary, an output of a depth sensor, a relative orientation, and the like.

Abstract: An assembly for driving movement of an elongate surgical tool, comprising: a plurality of adjacent pairs of driving wheels, each pair of driving wheels having a space therebetween such that spaces of the plurality of pairs of driving wheels are axially aligned to form a channel for the elongate surgical tool to extend through; wherein at least one pair of driving wheels out of the plurality of pairs is arranged to lie on a plane different than a plane on which at least one other pair of driving wheels lies.

Abstract: A medical device includes a mechanical structure and a force sensor unit. The force sensor unit comprises a mounting bracket, a first rod, a second rod, a first magnet, a second magnet, a first coil coupled to the mounting bracket, and a second coil coupled to the mounting bracket. The first rod and the second rod each have a center axis defined between a proximal and distal portion of the respective first and second rods. The center axis of the second rod is noncoaxial with the center axis of the first rod. The first magnet is coupled to the first rod and translates within the first coil along the center axis of the first rod. Similarly, the second magnet is coupled to the second rod and translates within the second coil along the center axis of the second rod.