Abstract: The present disclosure is directed a method of facilitating treatment via a vascular wall defining a vascular lumen containing an occlusion therein. The method may include providing a first intravascular device having a distal portion and at least one aperture and positioning the distal portion of the first intravascular device in the vascular wall. The method may further include providing a reentry device having a body and a distal tip, the distal tip having a natural state and a compressed state and inserting the distal tip, in the compressed state, in the distal portion of the first intravascular device. The method may further include advancing the distal tip, in the natural state, through the at least one aperture of the first intravascular device.

Abstract: The head of a stapler for mucosectomy comprises an external goblet-shaped body (1) wherein an internal goblet-shaped body (2) is concentrically and slidingly located, at the edge of which a circular blade (3) is fixed. The internal goblet-shaped body (2) is provided with a central hole (5) wherein a rod (6) is slidingly inserted, at the end (7) of which an anvil (8; 8?) is fixed. One or more annular grooves (11), which are parallel and suitably spaced one from the other, are formed on the lateral surface of the rod (6) perpendicularly to the axis thereof. Said grooves (11) are intended to receive a portion of mucosa (9a) which is included in a purse string suture as the mucosa is tied around the rod (6). By retracting the rod (6) in the central hole (5) of the stem (2a) of the Internal goblet-shaped body (2) the mucosa to be removed is carried into the internal goblet-shaped body (2).

Abstract: Devices for the occlusion of body cavities, such as the embolization of vascular aneurysms and the like, and methods for making and using such devices. The devices may be comprised of novel expansile materials, novel infrastructure design, or both. The devices provided are very flexible and enable deployment with reduced or no damage to bodily tissues, conduits, cavities, etceteras.

Abstract: A system and method of delivering and detaching an implant within a body of a patient is described. A tether connects an implant with a delivery device. The delivery device includes a heater through which the tether passes. The inner lumen of the delivery system pusher may accommodate the lead wires which connect to the heater.

Abstract: The invention being disclosed describes a medical device for removal of a thrombus or clot in a vascular setting by using a rotational, expandable basket structure in combination with drug infusion, blood/particle aspiration and clot isolation by distal and proximal occlusion.

Abstract: Osteotomy systems, devices, and methods for using the osteotomy systems are disclosed. The osteotomy system including an alignment device, at least one k-wire for insertion into the alignment device, and a cut guide with at least one hole for receiving at least one k-wire and a slot for receiving a saw blade. An osteotomy kit including an alignment device, cut guide, and position rotation device. The alignment device, cut guide, position rotation device, and bone plate are also disclosed. Finally, a method for fusing bones using the osteotomy system is also disclosed.

Abstract: Embodiments of the present disclosure are related to a minimally invasive bone graft harvesting system, apparatus, and method. Certain embodiments of include a sheath, a trocar, a trephine, and a plunger. A sheath and trocar can be locked together to function like a singular device, and is used to penetrate bone. A trephine is slideably placed through a sheath to bore through bone. A trephine further has interior surface features to help retain bone, and a longitudinal slit to facilitate ejecting bone. A plunger is placed through the trephine to eject bone.

Abstract: A medical guide wire device includes a base wire, a first accessory wire, and a guiding device configured to be removably coupled to the base and first accessory wires. The base wire has a first proximal end, a first distal end, a longitudinal length extending therebetween, and a flexible portion near the first distal end. The first accessory wire has a second proximal end, a second distal end, a longitudinal length extending therebetween, and a flexible portion near the second distal end. The second distal end of the first accessory wire is coupled to the base wire at a distance spaced apart from the first distal end. Upon actuating the guiding device, the flexible portion of the base wire and the flexible portion of the first accessory wire form a curve at the first distal end of the base wire and the second distal end of the first accessory wire.

Abstract: A system (1) comprises an aspiration catheter (2), which is guided by way of a guidewire (3) to a thrombotic point in a blood vessel. A collapsed infusion balloon (4) is located inside the aspiration catheter (2), which has an interior/inner volume (40) delimited by a wall (41), and a delivery catheter (42). The delivery catheter 42 is intended for delivering saline solution (salt solution) for rinsing or for delivering thrombolytic medication into the interior 40. The balloon comprises a plurality of openings which have a diameter between 10 ?m and 100 ?m in order to enable an atraumatic administration of fluid.

Abstract: A lithotripter is provided for fragmenting a stone inside a patient's body. In one form, the lithotripter includes a motor having at least two modes of operation and is configured to produce first and second waveforms. A wave guide shaft is configured to transmit the first and second waveforms to the stone. In one form, at least one of the first and second waveforms is provided to the stone at a frequency that is about equal to a natural frequency of the stone. In a variation, the lithotripter may include an ultrasonic driver configured to produce an ultrasonic frequency waveform and a sonic driver configured to produce a sonic frequency waveform. The sonic driver is mechanically coupled to the ultrasonic driver. The ultrasonic driver and the sonic driver may be disposed within a driver housing. In another variation, the lithotripter may include a brushless DC motor.

Abstract: A lithotripter is provided for fragmenting a stone inside a patient's body. In one form, the lithotripter includes a motor having at least two modes of operation and is configured to produce first and second waveforms. A wave guide shaft is configured to transmit the first and second waveforms to the stone. In one form, at least one of the first and second waveforms is provided to the stone at a frequency that is about equal to a natural frequency of the stone. In a variation, the lithotripter may include an ultrasonic driver configured to produce an ultrasonic frequency waveform and a sonic driver configured to produce a sonic frequency waveform. The sonic driver is mechanically coupled to the ultrasonic driver. The ultrasonic driver and the sonic driver may be disposed within a driver housing. In another variation, the lithotripter may include a brushless DC motor.

Abstract: The present disclosure relates to electrically controllable surgical tools. In general, surgical devices are provided having an electrically controllable, fingered operating end for use in angiography, endovascular and/or neurological surgery. The finger(s) at the operating end can be made from ionic polymer metal composite (IPMC) material to facilitate control of the finger(s).

Abstract: A system and method for treating a blood vessel that is at least partially obstructed by an occlusion which divides the lumen into a proximal lumen segment and a distal lumen segment. The system includes an orienting catheter having an orientation element positionable in an intrawall space of the vessel and an occlusion catheter having an occlusion balloon inflatable in the proximal lumen segment so as to isolate a target volume including the intrawall space. The pressure inside the target volume is reduced to a pressure below the pressure of the distal lumen segment so that the intima presses against the orienting element of the orienting catheter. A distal end of a reentry device may be advanced from the orienting catheter through the intima and into the distal lumen segment.

Abstract: A skin buffer apparatus consists of an abrasive pad, a handle, a neck portion, and a vibrating mechanism. The vibrating mechanism provides the vibrations used for skin buffing. The vibrations are transferred onto the skin of the user via the abrasive pad. Preferably, the abrasive pad is a sandpaper pad which is used to remove an outer layer of dead skin. The handle and the neck portion allow the user to position the abrasive pad at a preferred location. The apparatus can be used on the face or any other body part where dead skin needs to be removed. The vibrating mechanism is powered through a power source. Preferably, the vibration frequency is adjustable so that different buffing processes can be completed.

Abstract: A high-speed rotational atherectomy device for opening a stenosis in an artery having a given diameter, comprising: a guide wire; a flexible elongated, rotatable drive shaft advanceable over the guide wire, the drive shaft having a proximal end and a distal end; and a piloting member fixedly attached to the drive shaft. When the piloting member is advanced to a stenosis, the piloting member creates a piloting hole when the drive shaft is rotated.

Abstract: An apparatus for addressing tissue and bone in a nasal cavity includes a rotary or oscillatory cutting member disposed in the lumen of a shaft. The shaft may have a first window region oriented in first direction and a second window region oriented in a second direction. The cutting member may have a first cutting edge configured to be cyclically moved across at least a portion of the first window region and a second cutting edge configured to be cyclically moved across at least a portion of the second window region. A shield is selectively positionable to occlude the first and to occlude the second window region.

Abstract: A percuscopic access device is disclosed. The percuscopic access device has a hollow shaft with a proximal opening and a distal opening. The percuscopic access device also has one or more barrier ridges on the outside of the hollow shaft. The percuscopic access device also has one or more recesses on the inside of the hollow shaft and in communication with the distal opening. A cleaning obturator for use with the percuscopic access device is also disclosed. The cleaning obturator and percuscopic access device may be combined as a surgical apparatus. The cleaning obturator has a guide rod having a proximal end and a distal end. The cleaning obturator also has a plugging tip on the distal end. The cleaning obturator further has one or more swab guides proximal to the plugging tip.

Abstract: System and method for fixing bone. An exemplary system may comprise a clamping instrument, a first fastener, and a second fastener. The clamping instrument may include a first tube and a second tube. The tubes may have an adjustable separation from one another while remaining coaxially aligned with one another on an axis, and may be configured to apply pressure to opposite sides of a bone to compress the bone. The first fastener may be configured to pass through the first tube on the axis. The second fastener may be configured to attach to the first fastener and to pass through the second tube on the axis. In some embodiments, the system also may comprise an insertion tool configured to carry the second fastener into the second tube and prevent the second fastener from turning.

Abstract: A self-actuating growing rod systems for the correction of orthopedic deformities. The system comprises at least one static rod, at least one growth rod, at least one sealing component, at least one fluid reservoir, at least one injection port and at least one pressure compensating mechanism which is adapted to cause net elongation of the growth rod. The system of the present disclosure is implanted onto the bony anatomy after bringing the deformed bony anatomy to the expected position. The system of the present disclosure is then surgically implanted onto the corrected bony anatomy. As growth occurs, the system of the present disclosure distracts; thereby enabling growth and maintaining the deformity correction.

Abstract: A surgical instrument comprises a first member defining a cavity and including a locking surface disposed with the cavity. The locking surface is engageable with a longitudinal member to fix a tether with the first member. A second member includes an inner surface that defines a longitudinal passageway configured for disposal of a surgical driver engageable with a spinal construct. The second member further includes at least one mating element being engageable with the spinal construct. An actuator is connected with the members and is configured to incrementally tension the tether. Systems, implants and methods are disclosed.

Abstract: Several different embodiment pedicle screws are disclosed. The designs allow for increased angulation between the screw portions and coupling elements, which may be particuarly useful for cervical vertebrae fusion procedures. Methods of utilizing the pedicle screws are disclosed herein.

Abstract: This equipment (1) comprises at least one connecting bar (100), at least one flexible ligament (101) and at least one connecting assembly (1). According to the invention, —a connecting part (2) of said assembly forms an engagement conduit (15) for engagement of the connecting bar (100); —the body (6) of this part (2) has a central conduit (10) for receiving a tightening part (3) and two lateral conduits (11) for receiving the strands of the ligament; —said tightening part (3) comprises a threaded pin (16) capable to be engaged into said central conduit (10) and a base (17) for bearing against the connecting bar (100); —the nut (4) has a distal portion (31) coaxial with itself, on which is pivotally mounted a pressing ring (5) adapted to be engaged into said lateral conduits (11) and to tighten the strand of the ligament (101).

Abstract: Spine stabilization systems and methods for stabilizing the spine. In particular, the spinal stabilization system has an occipital plate configured with a central portion and at least two extension portions extending from the central portion. At least two rod receivers are positioned on each one of the at least two extension portions and the at least two rod receivers are adapted and configured to receive at least two elongated rods. At least two locking assemblies are adapted and configured to retain the at least two elongated rods within the at least two rod receivers. The occipital plate further includes a plurality of holes for receiving bone fasteners and includes a slot for receiving each one of the at least two rod receivers, and the rod receivers being capable of translating and rotating within the slots.

Abstract: A spinal construct comprises a fastener including a head. A member includes an inner surface defining a cavity configured for disposal of the head and a groove configured for disposal of a band that is engageable with the head to connect the fastener and the member. The member includes a transverse rod. A coupling member is engageable with the inner surface. Implants, systems, instruments and methods are disclosed.

Abstract: A vertebral lamina supporting device is provided. The vertebral lamina supporting device includes a first supporting member, a second supporting member and at least one connecting member. The first supporting member includes a first supporting base, in which the first supporting base has a first abutting surface and a first surface opposite to the first abutting surface. The first abutting surface has at least two radially arranged first concave arc portions. The second supporting member is movable relative to the first supporting member. The second supporting member includes a second supporting base, in which the second supporting base has a second abutting surface and a second surface opposite to the second abutting surface. The second abutting surface has at least two radially arranged second concave arc portions. The connecting member is connected between the first supporting member and the second supporting member.

Abstract: Implantable bone fixations apparatus comprising a pair of plates (1 and 1?) provided with holes (11, 12, 13) for receiving compression and/or locking screws and with longitudinal slots (15), characterized by a union element (3) disposed between the plates (1, 1?) such as to bridge the bone parts that need to be united, the union element (3) comprising rods that cooperate with the longitudinal slots (15) of the plates (1, 1?).

Abstract: An improved posterior acetabular wall fracture buttress plate has a buttress plate having a pair of arms extending from a main plate. The main plate is pre-contoured with a concavity contoured to mimic a hip socket contour posteriorly along an undersurface, the arms being 1.0 cm or less wide and bent lengthwise off horizontal about 38 degrees plus or minus 8 degrees to mimic a curvature of the hip to yield an angle on the undersurface of 142 degrees plus or minus 8 degrees.

Abstract: Disclosed is an apparatus and related methods for soft tissue fixation to bone by use of interconnecting cannulated screws. An anchor screw directly purchases into the bone, and a washer screw threads into the anchor screw via a cannulated mechanism, fixing the interposed soft tissue onto the bone.

Abstract: Surgical instruments and methods for delivering bone anchor assemblies into bone are disclosed herein. Use of these anchors or instruments can eliminate one or more of the steps in a conventional bone anchor installation procedure, improving surgical efficiency and safety. In general, a surgical instrument can include a handle assembly having an elongate shaft extending distally therefrom. The handle assembly can be configured to axially translate a stylet extending therethrough relative to a bone anchor assembly coupled to the elongate shaft, and it can be configured to move the stylet proximally in response to distal advancement of a bone anchor assembly into bone. The surgical instruments can include various mechanisms for adjusting the position of the stylet.

Abstract: Described here are methods and systems for the manipulation of ovarian tissues. The methods and systems may be used in the treatment of polycystic ovary syndrome (PCOS). The systems and methods may also be useful in the treatment of infertility associated with PCOS.

Abstract: The present disclosure relates generally to cryosurgery apparatuses and systems for and methods of treatment of distal lung tissue or lesions, and more particularly to guided cryogenic delivery to a distal treatment area within lung tissue via a low-profile, high pressure, closed-tipped catheter or probe configured to pass through a working channel of a bronchoscope and extend to a distal region of the lung.

Abstract: A method and system for automated and semi-automated predictable, consistent, safe, effective, and lumen-specific and patient-specific cryospray treatment of airway tissue in which treatment duration is automatically set by the system following entry of patient information and treatment location information into the system by the user, and treatment spray is automatically stopped by the system when the automatically selected treatment duration has been achieved as determined by the system.

Abstract: The methods disclosed herein are directed towards improving ablation efficiency associated with applying nanosecond electric pulses (nsEP) to tissue. In particular, applying nsEP to tissue can open pores in the cellular membranes of the tissue. These pores can be kept open longer by cooling the tissue. The combined application of nsEP and the cooling of tissue may have synergistic effects on triggering apoptosis of cells in the tissue. This allows for numerous practical benefits associated with nsEP-based tissue ablation to be realized. For instance, nsEP of lower pulse strength or lower numbers of pulses to be used, which can be provided by smaller pulse generators operating on less power.

Abstract: This disclosure relates to forming a lesion in a patient's neurological tissue without requiring general anesthesia. The lesion can be either temporary or permanent. In either case, the lesion can be created by a steerable probe that includes a steerable guide, a laser device, and at least one electrode. The steerable guide steers the probe to a target location in the subject's neurological tissue. When the probe reaches the target location, the laser can create the lesion. The at least one electrode can detect a progressive vanishing of neural activity from the portion of the neurological tissue due to the lesion.

Abstract: Provided is a high-frequency treatment tool including: a sheath; an electrode member being advancable and retractable in the sheath; a distal end member disposed at a distal end of the sheath, wherein the electrode member includes a columnar portion; an electrode distal end portion provided at a distal end of the columnar portion and radially extending in an outward direction; and a stopper portion disposed at a proximal end side of the columnar portion, the stopper portion having the shape of a solid of revolution about a center axis of the electrode member, the distal end member has a tapered inner surface narrowing toward the distal end, a recessed portion is formed in a portion of the stopper portion, the electrode distal end portion has a small-diameter portion recessed in a radial direction, and the channel and the small-diameter portion are located at the same position in the circumferential direction.

Abstract: A minimally invasive surgical instrument includes a housing and an outermost elongated shaft having an end effector operatively coupled to a distal end thereof. The outermost elongated shaft is releasably secured to a pincher within the housing of the instrument such that during the course of a surgical procedure, an appropriately dimensioned elongated shaft and suitable end effector may be interchanged as desired. The elongated shaft may have an adjustable length, and the end effectors of the elongated shaft may be interchangeable.

Abstract: A method for treating a heart failure patient by ablating a nerve of the splanchnic sympathetic nervous system to increase venous capacitance and reduce pulmonary blood pressure. A method including: inserting a catheter into a vein adjacent the nerve, applying stimulation energy and observing hemodynamic effects, applying ablation energy and observing hemodynamic effects, applying simulation energy after the ablation and observing hemodynamic effects.

Abstract: A catheter includes an insertion tube, a flexible substrate and one or more electrical devices. The insertion tube is configured for insertion into a patient body. The flexible substrate is configured to wrap around a distal end of the insertion tube and includes electrical interconnections. The electrical devices are coupled to the flexible substrate and are connected to the electrical interconnections.

Abstract: Various aspects of the present disclosure are directed toward apparatuses, systems, and methods for applying ablation therapy to a tissue region. The apparatuses, systems, and methods may include a balloon structure and one or more electrodes arranged on or within the balloon structure and configured to deliver energy to the tissue region.

Abstract: Laser energy delivery devices and methods are provided. A laser energy delivery device for providing treatment to a subject may include a coupling adapted to couple to a laser energy generator. A sheath is coupled to the coupling, the sheath including a distal end adapted to be disposed in the subject. A plurality of transport members are carried by the coupling and the sheath, the plurality of transport members being adapted to receive laser energy at the coupling, transmit laser energy through the sheath, and deliver laser energy to the subject. A sensor is adapted to detect transmission of laser energy through at least one of the plurality of transport members.

Abstract: A lens system includes: a plurality of aligned lenses; a first lens having negative refractive power; a second lens having negative refractive power; a third lens with positive refractive power; and, a fourth lens with positive refractive power; a light beam transmitted through the first, second, third and fourth lenses is first diverged by the first and second lenses, collimated by the third lens and focused by the fourth lens to form a small spot at the focal plane.

Abstract: The invention provides a method and apparatus for removing tattoos and treating hyperpigmentation lesions in skin using a femtosecond diode laser irradiation system. The system comprises a femtosecond diode laser capable of generating laser light that has a wavelength of 300 nm-12,000 nm, a power level of 300 mw-1000 mw, and a pulse duration of less than 1 picosecond. A manipulable wand is coupled to the diode laser by means of flexible waveguide, and the wand is held over the skin to irradiate an area of the skin containing tattoo ink or a hyperpigmentation lesion. Laser setting controls are set to achieve a depth and rate of photon absorption and conversion to heat in the skin sufficient to fracture tattoo ink particles or damage melanosomes with a lesion in a time frame short enough to prevent thermal damage to adjacent tissue.

Abstract: A method includes acquiring an anatomical image of at least part of a head of a specific patient, the anatomical image capturing at least a selected location in the head. A personalized gripper, which is shaped based on the anatomical image to personally fit an organ of the specific patient at the selected location, and which includes a first position sensor of a position-tracking system, is fitted. The anatomical image is registered with a coordinate system of the position-tracking system, by identifying the selected location in the anatomical image and measuring a first position of the first position sensor using the position-tracking system. A medical device that includes a second position sensor of the position-tracking system, is navigated in the head of the specific patient by displaying a second position of the medical device in the head on the registered anatomical image.

Abstract: A positioning aid for surgical procedures has a carrier system and a template. The carrier system consists of a carrier plate, which is provided with a recess, and supports. The carrier plate can be secured to a cranial bone via the supports over an operating field for the surgical procedure. The template has a template plate which can be connected to the carrier plate in a play-free manner and which comprises a guiding aperture. The guiding aperture is arranged and oriented in the template plate, which consists of a blank, in an individualized manner according to coordinates ascertained in advance. The central longitudinal axis of the guiding aperture matches a trajectory for accessing the operating field for the surgical procedure when the carrier system and the template are assembled and the carrier system is secured to the cranial bone.

Abstract: The present disclosure relates generally to surgical instruments. More particularly, this disclosure relates to surgical instruments having high intensity lighting and absolute orientation sensors. The instruments of the present disclosure may be used in any suitable procedure or treatment which would benefit from high intensity lighting of the area to be treated or of interest, as well as knowing the orientation of such instrument in three-dimensional space.

Abstract: An example method for visually depicting geographic distribution of facilities or participants in a market for invasive or operative procedures includes: displaying a map of a geographic area; defining a plurality of markers on the map, each marker being associated with an invasive or operative procedure, a facility, a patient, a healthcare provider, equipment, or other participant; displaying each marker associated with a bundled invasive or operative procedure at a geographical location of a facility at which the procedure is to be performed and displaying each marker associated with a patient, healthcare provider, equipment, or other participant at a geographical location at which the patient, healthcare provider, equipment or other participant originates; calculating one or more distances between the patient, healthcare provider, equipment, or other participant and the facility; determining an activity density of procedures performed; and presenting static or dynamic visual depictions on the map represent

Abstract: A system and method for medical spatial orientation is disclosed including a robotic arm; an image sensor coupled to the robotic arm; a visualization headset; and a computing subsystem coupled to the robotic arm and the visualization headset. The computing subsystem includes a processor; a non-transitory machine-readable medium communicatively coupled to the processor; and instructions stored on the non-transitory machine-readable medium that, when loaded and executed by the processor, cause the processor to create a first image of a first portion of a surgical field at an image sensor coupled to the robotic arm; detect a movement of a visualization headset indicating a second portion of the surgical field; determine a movement of the robotic arm to position the image sensor at the second portion of the surgical field; move, based on the determination, the robotic arm; and create a second image of the second portion of the surgical field.

Abstract: A tool for use with a surgical robotic manipulator that comprises an energy applicator including a shaft extending along an axis between a proximal end and a distal end. The shaft has an axial-force receiving surface. A tool assembly comprises a support structure to support the energy applicator, an axial connector assembly arranged to engage and releasably lock the energy applicator to the support structure in a locked state, a drive system coupled to the support structure to rotatably drive the shaft of the energy applicator about the axis, a collet assembly cooperating with the axial connector assembly and configured to apply a force to the axial-force receiving surface of the energy applicator in the locked state, and a reference surface. The force includes an axial component directing the energy applicator proximally into continuous contact with the reference surface in the locked state.

Abstract: A robotic surgical system for performing surgery, the system includes a robotic arm having a force and/or torque control sensor coupled to the end-effector and configured to hold a first surgical tool. The robotic system further includes an actuator that includes controlled movement of the robotic arm and/or positioning of the end-effector. The system further includes a tracking detector having optical markers for real time detection of (i) surgical tool position and/or end-effector position and (ii) patient position. The system also includes a feedback system for moving the end effector to a planned trajectory based on the threshold distance between the planned trajectory and the actual trajectory.

Abstract: A surgical instrument is disclosed. The instrument includes an end effector comprising a moveable cutting instrument to cut an object and a motor coupled to the end effector. The motor actuates the cutting instrument in response to a current therethrough, causing the cutting instrument to move between a proximal-most position and a distal-most position. The instrument includes an interlock coupled to the end effector and to the motor to prevent actuation of the cutting instrument based on the current through the motor.