Abstract: A forceps includes a first jaw member, a second jaw member, a drive rod assembly and a moveable handle attached to a fixed handle. The first jaw member and the second jaw member are in opposing relation relative to one another, and at least one of the first jaw member and the second jaw member is relatively movable from a first open position to a second clamping position when the first jaw member and the second jaw member cooperate to grasp tissue therebetween. Moving the moveable handle relative to the fixed handle moves the drive rod assembly for imparting movement of at least one of the first jaw member and the second jaw member from the first position and the second position. The moveable handle has an actuator with a lost motion connection between the first and second jaw members and the actuator.

Abstract: Cartridges and methods for ligation or dissection and ligation of tubular tissue structures are described. The cartridges and methods provide a means for efficient dissection and application of one or more ligatures by a single user using a single cartridge resulting in effective closure of a vessel or other tubular tissue structure by placement of a ligature at the desired location resulting in the desired tissue margin or stump.

Abstract: A contoured forceps handle is presented having a first arm with a contoured surface and a second arm with a contoured surface to provide for rotation in the hand of a user. The forceps handle may be used with a forceps or may have tips attached. Contoured forceps onlays are also presented that may be attached to forceps.

Abstract: A foot abrasion assembly for removing dead skin from feet includes a pad that may be positioned in a shower thereby facilitating the pad to be stood upon during bathing. A plurality of couplers is provided and each of the couplers is coupled to the pad. Each of the couplers releasably engages the shower to retain the pad in the shower. A sheet is removably attached to the pad thereby facilitating the sheet to be stood upon during bathing. The sheet is comprised of an abrasive material to abrade a bottom side of the user's feet for removal of dead skin.

Abstract: A handheld surgical device with a working portion driven by a motor, wherein the working portion is contained in a concave-shaped portion when it is not activated, and the working portion becomes exposed from the concave-shaped portion when it is activated. The activation of the working portion can be controlled by a switch located at a handle portion of the handheld surgical device. The handheld surgical device includes a concave-shaped portion with a cutting edge, which is not driven by the motor.

Abstract: A device and method for intravascular dissection of a body lumen, and particularly a blood vessel wall, is disclosed herein. One aspect of the present technology, for example, is directed toward a tubular elongated member having a lumen therethrough, wherein the elongated member includes a distal region configured to be positioned within a blood vessel wall. The distal region can include an angled distal face having a distal-most edge configured to puncture the vessel wall and a proximal-most edge. The member can include an exit port fluidly coupled to the lumen, and positioned along the distal face between the distal-most edge and the proximal-most edge. A central longitudinal axis of the exit port can be offset from a central longitudinal axis of the elongated member such that the exit port is closer to the distal-most edge than the proximal-most edge.

Abstract: The invention relates to a needle that enables the extraction of hair follicles for hair transplantation without the need for a prior trimming of the hair.

Abstract: A medical/surgical device for performing tissue resection can include an endoscope with proximal and distal ends, defining working channels, and a snare assembly located in one of the working channels. The working channel may include a bend near the distal end and towards the outward radial wall of the endoscope. The snare assembly may include a snare loop and an actuation element imparted with the pre-formed angular bends and an actuation control handle. The bends of the actuation element and the working channel may be the same. The rotational manipulation of the actuation element may synchronize the pre-formed bend of the actuation element with the bend of the working channel to concentrically (or otherwise) align the deployed snare loop with the endoscope or endoscope attachments.

Abstract: A needle guide system for use with an ultrasound probe, the system comprising a surface marking guide and a needle guide. The surface marking guide includes an attachment portion for attaching the marking guide to an ultrasound probe, and a surface contact portion fixed to the attachment portion and including one or more features for identifying to a user where to mark a surface when the ultrasound probe is held against the surface. The needle guide includes a base to support the needle guide on the surface, one or more features on the base for alignment with marks made on the surface, and a needle support mounted on the base and having a needle channel through which a needle can extend, the needle channel having a known position and orientation relative to the base. We also describe a needle guide for use with an ultrasound probe to guide a needle along a predetermined path relative to the ultrasound probe.

Abstract: Medical guidance device capable of improving precision and accuracy of medical surgery by ensuring accurate and consistent placement of the medical guidance device, as well as communication with surgery planning software and/or three-dimensional spatial software to determine insertion of the needle into the patient.

Abstract: A cannula cap is disclosed. A cannula cap according to some embodiments of the invention includes an instrument guide attachment; a cannula attachment; and a seal captured between the instrument guide attachment and the cannula attachment. In some embodiments, a cannula cap can include a lid; a locking ring; a base; and a cannula seal captured between the lid and the base.

Abstract: The present disclosure teaches a novel medical device, employing a unique shape that allows the device to access the lesser (inferior) curve of aortic via an arm, then use the aortic arch as a fulcrum of support for a guide catheter, for subsequent prevention of recoil and displacement thereof, while delivering additional catheters or devices into the distal branches of the great vessels.

Abstract: The present disclosure teaches a novel method for using a medical device introduced through the arm of the patient, and using a vascular arch as a fulcrum.

Abstract: The exemplified systems and methods facilitate a nerve conduction block at a target nerve using electrical stimulation applied from one or more electrodes located on a percutaneous lead that are placed in parallel, or substantially in parallel, and without direct contact, to a long axis of the peripheral nerve over an overlapping nerve region of greater than about 3 millimeters. The exemplified system and method can be further configured to block nerve condition without eliciting onset activity and co-excitation of non-targeted structures. The exemplified method and system can be performed using conventional percutaneous leads, though an improved percutaneous lead design is disclosed herein. In an aspect, an introducer is disclosed that facilitates accurate and consistent insertion of the percutaneous lead to the specified or intended position relative to the target nerve. In another aspect, a treatment kit comprising the various system components to treat pain is disclosed.

Abstract: System and methods are shown having a tube-within-tube assembly with a deployable curved deflectable tube or cannula that deploys from a straight cannula or trocar. The curved cannula has pre-curved distal end to create an angular range of 0° to 180° when fully deployed from the straight trocar. The curve is configured such that the flexible element carrying a treatment device can navigate through the angular range of deployment of the curved cannula. The curved cannula allows the flexible element to navigate through a curve within bone without veering off towards an unintended direction.

Abstract: A polyp removal device comprises an outer tubular body; an inner tubular body; a tubular cutter coupled to or formed as part of the distal end of the inner tubular body; a spring positioned to bias the inner tubular body in an extended direction with respect to the outer tubular body; a handle coupled to the proximal end of the outer tubular body; an actuation member movably coupled to the handle; and a disconnect mechanism for selectively coupling the actuation member to the inner tubular body and decoupling the actuation member from the inner tubular body, the disconnect mechanism is configured to automatically decouple the inner tubular body from the actuation member when the actuation member is moved in a first direction for a distance greater than a predetermined distance.

Abstract: The present invention comprises systems, methods and devices for the delivery of compositions for occluding or of means for opening conduits. The implantable occlusive material may be delivered pre-formed or in situ cured and, may be a resorbable material that supports tissue ingrowth that eventually replaces the material leaving little or no original material in place. The delivery system is positioned to allow for placement of the occlusive material into the body conduit. Use of delivery systems, methods and devices for re-opening an occluded body conduit are also included.

Abstract: A medical device and method for artificial insemination are provided. The medical device has a shield and an arm secured to the shield at one end and extending outwardly from the shield. The arm is inserted into the cervical canal of a patient and the shield covers the external os of the patient. By inserting the medical device into a patient's cervical canal after insemination, a physical barrier that holds a semen sample within the cervical canal and prevents leakage from the cervical canal back into the vaginal cavity is established. The device may have a bore extending through the device for a catheter to pass through. The bore has a valve to allow passage of the catheter and prevent backflow of semen. The arm may have a circumferential bulge to help keep the device in place during use.

Abstract: A medical instrument and procedure for removing a food mass lodged in the esophagus of a patient. First, the food mass is magnetized. Thereafter, a medical instrument that includes a magnetic retriever is inserted into an endoscope, for example, into the esophagus. The magnetic retriever includes a magnet that applies a drawing force to the lodged magnetized food mass, causing the magnetized food mass to become dislodged. Once dislodged, the food mass is retrieved and removed from the esophagus.

Abstract: Selectively placed implants are specifically configured and dimensioned to address pathologies of the shoulder joint arising from improper force distribution. By using appropriately sized and positioned implants as described herein, displacement of targeted connective and muscle tissues acting on the shoulder is accomplished in order to realign force vectors and/or alter moment arms loading the joint to achieve therapeutic effects without cutting bone and with minimal cutting of the connective tissues.

Abstract: Disclosed herein are external fixation frames for correcting bone deformities. The external fixation frames include a top fixation ring and a bottom fixation ring coupled to one another by at least two struts. A half ring is coupled to bottom fixation ring. The bottom fixation ring is u-shaped. One or more rocker members may be coupled to the bottom fixation ring. The half ring may be hingedly coupled to the bottom fixation ring such that it can rotate with respect to the bottom fixation ring from a first position to a second position.

Abstract: Provided is an apparatus and component parts of a system for the external fixation of bones. The component parts include fixation plates such as a C Plate, a N Plate, a J Plate, an I Plate and a K Plate. Two or more fixation plates are configured along an axis, the two or more fixation plates selected from a list, the list comprising a plurality of C Plates; a plurality of N Plates; a plurality of J Plates; and a plurality of I Plates; a plurality of telescoping adjustable struts that connect a first fixation plate along the axis with a second fixation plate of the plurality of fixation plates along the axis, wherein the first and second fixation plates are adjacent plates along the axis; and a plurality of posts, each post connecting two adjacent fixation plates of the plurality of fixation plates along the axis.

Abstract: A tool for implementing a correction plan in an external fixation frame having a plurality of adjustment elements or screws, for example, generally includes a driver, a motor, a controller, and a processor. The driver is adapted to engage and rotate each of the screws. The motor is coupled the driver and adapted to rotate the driver. The controller is connected to the motor and configured to control operation of the motor. The a processor adapted configured to: receive correction plan data; receive identification data including information for identifying at least one of the plurality of screws; determine movement of at least one of the plurality of the screws based on the correction plan data and the identification data; and send signals indicative of the determined movement to the controller in order to rotate at least one of the plurality of screws according to a predetermined correction plan.

Abstract: A spinal pedicle screw system includes distractions rods and has the ability to be distracted after the screws are inserted into the pedicle and maintain polyaxial motion via polyaxial joints.

Abstract: The present invention is directed an anchor assembly for use in spinal fixation to interconnect a longitudinal spinal rod with a patient's vertebra. The anchor assembly preferably includes a bone anchor, a body with a rod-receiving channel, an insert member (preferably a bushing), and a locking cap with a saddle. The anchor assembly preferably enables in-situ assembly where the bone anchor may be secured to the patient's vertebra prior to being received within the body of the bone anchor assembly. Accordingly, the anchor assembly enables a surgeon to implant the bone anchor without the body to maximize visibility and access around the anchoring site. Once the bone anchor has been secured to the patient's vertebra, the body may be snapped onto the bone anchor and a spinal rod may be inserted into the rod-receiving channel.

Abstract: A multi-layer, fiber-reinforced composite orthopaedic fixation device having a design selected based on a desired characteristic of the orthopaedic fixation device. The design may be selected according to a model of the device, the model defining design constraints, and the design may comprise a pattern of the fiber angle for each layer. The selection of a design may be analyzed using finite element analysis to determine whether the design will comprise the desired characteristic.

Abstract: Implantable devices for fixation of curved bone such as the pelvic ring pubic symphysis and acetabulum, and methods for the use of the devices are disclosed. The implantable devices are convertible between a flexible state and a rigid state, and include an elongate structure having a proximal bone interface, a main body, and a distal bone interface. In a flexible state, the devices may be inserted along, and conform to a curved pathway, and in the rigid state, the devices may support the mechanical loads required to fixate a fracture.

Abstract: The invention relates to a plate fixed between two bone parts by way of screws engaged in holes formed in the thickness of said plate. The plate comprises an angled member or rib which is inclined according to an angle of between about 30° and 60° in relation to the plane defined by the plate. The angled member or rib has a hole for engaging a screw and is located in the central part of the width, over a determined part of the length of the plate, so that the screw brings the two bone parts into a compressive position.

Abstract: An adjustable cranioplasty plate assembly is provided for use following a craniectomy. The assembly includes a ring which is attached to the skull around the skull opening and a plate adjustably mounted to the ring. The plate is moveable between a raised position spaced above the ring and a lower position substantially flush with the ring. The plurality of extendable and retractable struts extends between the ring and the plate to provide the plate adjustability. The plurality of stay cables extending between the ring and the plate provide lateral stability in the raised position. The assembly replaces the native bone and eliminates the need for subsequent cranioplasty surgery. In one embodiment, the plate includes a rigid central portion, three rigid mounting tabs, and a plurality of malleable tapered perimeter petals which provide a smooth interface between the plate and the skull of the patient.

Abstract: A method for providing a bone cerclage according to an exemplary aspect of the present disclosure includes, among other things, wrapping suture around a bone, tensioning the suture to tighten the suture relative to the bone, and securing the suture to the bone.

Abstract: A pump for use in low-profile applications comprises a barrel for holding fluid; and a piston that converts a rotational driving force into a longitudinal driving motion within the barrel. The pump provides space saving advantages by reducing the need for external equipment and mechanisms around the pump for providing actuation or moving the actuating mechanism.

Abstract: Embodiments may include fixation devices and methods for securing first and second body tissue portions. Fixation devices may include a base component, an insert component, and a flexible member. The base component may include a passage. The insert component may be positionable within at least a portion of the passage. The elongate member may be configured to be positioned through the first and second body tissue portions. The elongate member may be tensioned and pinched between the base component and insert component to secure the first and second portions.

Abstract: An orthopedic impacting tool including a motor, an energy storage chamber, a striker, and an anvil. The motor stores energy in the energy storage chamber and then releases it, causing the striker to apply a controlled force on an adapter to create a precise impact for use in a surgical setting. The tool may further comprise a combination anvil and adapter. Alternatively, the tool may comprise a gas spring assembly system for generating an impact force. The tool further allows forward or backward impacting for expanding the size or volume of the opening or for facilitating removal of a broach, implant, or other surgical implement from the opening. An energy adjustment control of the tool allows a surgeon to increase or decrease the impact energy. A light source and hand grips improve ease of operation of the tool.

Abstract: An orthopaedic surgical instrument for use in disassembling an orthopaedic prosthesis includes a main component, a rod, and a spindle. The main component has a housing and an elongated body extending from the housing with a passageway is defined in the elongated body. The rod has an elongated shaft, with a greater length than the elongated body, extending from the head of the rod and configured to pass through the main component. The spindle threads into the housing to move the rod along a longitudinal axis.

Abstract: An electrosurgical instrument is disclosed including an end effector, a shaft assembly, and a link. The end effector includes a first jaw rotatable relative to a second jaw between an open position and a closed position. The shaft assembly includes an outer tube, a jaw tube disposed within the outer tube, an actuation band operably coupled to the jaw tube. The jaw tube is configured to move within the outer tube between a proximal end and a distal end. The link includes a first end and a second end. The first end of the link is pivotably coupled to the actuation band. The second end of the link is pivotably coupled to the first jaw. The jaw tube is configured to rotate the first jaw towards the closed position based on movement of the jaw tube towards the proximal end.

Abstract: Methods and devices for treating nasal airways are provided. Such devices and methods may improve airflow through an internal and/or external nasal valve, and comprise the use of mechanical re-shaping, energy application and other treatments to modify the shape, structure, and/or air flow characteristics of an internal nasal valve, an external nasal valve or other nasal airways.

Abstract: A method for reshaping a nasal airway in a patient involves advancing an inflatable balloon of a reshaping device in an uninflated configuration into a nostril of the patient and between a nasal septum and a lateral wall of the nasal airway. The method then involves inflating the inflatable balloon to an inflated configuration to cause the inflatable balloon to contact nasal mucosa covering the nasal septum and the lateral wall, delivering energy from an energy delivery member attached to or inside of the inflatable balloon, and removing the reshaping device from the nasal airway.

Abstract: An end effector for a surgical tool includes a distal clevis, first and second jaws rotatably mounted to the distal clevis at a first axle, and a proximal clevis rotatably coupled to the distal clevis at a second axle. An electrical conductor extends through the proximal clevis and terminates at the distal clevis to supply electrical energy to one or both of the first and second jaws.

Abstract: A control circuit configured to receive a control signal that defines a first phase and a second phase from a surgical generator. The control circuit may include a first resistor, a second resistor in parallel with the first resistor, and a switch in series with the second resistor. The switch may be configured to transition between an open state and a closed state corresponding to an operational mode of a surgical instrument. In the first phase of the control signal, the control circuit is configured to communicate surgical instrument information to the surgical generator. In the second phase of the control signal and in the open state of the switch, the control circuit is configured to provide a first output. In the second phase of the control signal and in the closed state of the switch, the control circuit is configured to provide a second output.

Abstract: An electrosurgical device comprising: a) two or more functional states; b) a selector assembly that moves between at least a first position and a second position, the selector assembly including: i) one or more shuttles; ii) one or more buttons; iii) one or more circuit boards with one or more switches; and iv) one or more indicators; wherein the selector assembly in the first position is configured to provide a first one of the two or more functional states, and in the second position is configured to provide a second one of the two or more functional states; and wherein the one or more indicators communicates a first color, corresponding to the first functional state, and communicates a second color corresponding to the second functional state.

Abstract: Described herein are methods of performing immunotherapy on a subject and/or determining if a subject will be responsive to ablation immunotherapy.

Abstract: A forceps-type electrosurgical device is disclosed comprising, a fixed elongate body and a pair of moveable tips, arranged for engaging tissue in use, and extending from a forward end of the body. The tips are relatively moveable between a first position in which the tips are spaced apart and a second position in which the tips are brought together. The body further comprising an actuation member moveable relative to the body and connected to the tips such that a user may move the actuation member to result in movement of the tips between the first and second positions. The device may further comprise a suction port proximal to the tips.

Abstract: A surgical forceps includes a housing having one or more shafts attached thereto and an end effector assembly disposed at a distal end thereof. The end effector assembly includes first and second jaw members disposed in opposing relation relative to one another. At least one jaw member is moveable from an open position to a closed position for grasping tissue therebetween. The jaw members include at least one sensing component that determines an output of one or both of cross-sectional diameter and composition of tissue disposed between the jaw members. A processing component is configured to receive the output and determine a seal pressure for adequately sealing tissue disposed between the jaw members based upon the output. A regulating component regulates the movement of the jaw members between the first and second positions such that the determined seal pressure is applied to tissue disposed therebetween.

Abstract: An electrophysiology catheter has a distal electrode section having a generally-cylindrical, hollow housing body, a lumen and an opening in a sidewall. A flex circuit has a first portion supported on the outer surface the housing body, and a second portion that extends into the lumen via the opening for connection to cables and/or wires in the lumen. The flex circuit has a first and second magnetic field sensing coil traces generally perpendicular to each other and a magnetic field sensing coil wire generally perpendicular thereto is wound around the housing body to form an x/y/z position sensor. One or more ring electrodes are carried on the housing body, separated by ring spacers. A force sensor is mounted on a distal end of the housing body, with strain gauges electrically connected to the flex circuit. The housing is configured to provide a distal anchor for a puller tensile.

Abstract: A method to apply a nerve inhibiting cloud surrounding a blood vessel includes creating a treatment plan, wherein the treatment plan prescribes application of the nerve inhibiting cloud towards at least a majority portion of a circumference of a blood vessel wall, and applying the nerve inhibiting cloud towards the majority portion of the circumference of the blood vessel wall for a time sufficient to inhibit a function of a nerve that surrounds the blood vessel wall.

Abstract: An apparatus for fragmenting a stone includes an endoscope, a laser fiber, a sheath and a detection feedback system. The endoscope includes a working channel. The working channel is configured to have a retrieval basket inserted therethrough. The sheath may include a first lumen and a second lumen. A first one of the lumen is connected to the endoscope with a shaft of the endoscope extending through the first lumen. A second one of the lumen is spaced from the shaft of the endoscope providing a channel proximate an exterior side of the shaft. The second lumen has the laser fiber inserted therethrough. The detection feedback system is configured to deliver a low energy check pulse from the laser fiber and detect a response, and configured to at least partially control delivery of a high energy laser pulse from the laser fiber to cause the stone to fragment.

Abstract: A method of creating a skin flap includes selecting a skin flap configuration from a database of pre-existing skin flap configurations; and projecting the selected skin flap configuration onto an area of skin.

Abstract: Systems, methods, and computer-readable media are provided. Some embodiments include image guidance software comprising an algorithm for registering the virtual device model to the image space automatically, approximating the most likely configuration of the device on the skin surface before the actual device is placed on the patient. The virtual model of the device and its reachable area are overlaid on the planning image data, in order to visualize and quantify the reachability of the target.

Abstract: Disclosed herein is a method of defining a mating surface in a first side of an arthroplasty jig. The mating surface is configured to matingly receive and contact a corresponding patient surface including at least one of a bone surface and a cartilage surface. The first side is oriented towards the patient surface when the mating surface matingly receives and contacts the patient surface. The method may include: a) identifying a contour line associated with the patient surface as represented in a medical image; b) evaluating via an algorithm the adequacy of the contour line for defining a portion of the mating surface associated with the contour line; c) modifying the contour line if the contour line is deemed inadequate; and d) employing the modified contour line to define the portion of the mating surface associated with the contour line.

Abstract: A computer-implemented method determines an orientation parameter value of a prosthetic component. The method includes receiving a first desired separation distance between a first prosthetic component and a second prosthetic component at a first flexion position of a flexion joint and estimating a first estimated separation distance between the first prosthetic component and the second prosthetic component at the first flexion position of the joint for at least one potential orientation of the first prosthetic component. The method also includes determining a first orientation parameter value of the first prosthetic component by comparing the first estimated separation distance to the first desired separation distance and outputting the first orientation parameter value via a user interface.