Abstract: A surgical stapler kit includes a surgical stapler having a body, a shaft, and an end effector. The kit includes a first staple cartridge having a first cartridge body and a first sled, and a second staple cartridge having a second cartridge body and a second sled. When the first staple cartridge is at least partially seated within a cartridge jaw with the first sled in a proximal undisplaced position, a knife drives the first sled distally to deploy staples from the first cartridge body. When the second staple cartridge is at least partially seated within the cartridge jaw with the second sled in a proximal undisplaced position, the knife advances distally into a lockout position before causing any staples to be deployed from the second cartridge body.

Abstract: A stapling assembly for a surgical instrument includes a body extending along a longitudinal axis and having an upper deck, a plurality of pockets extending through the upper deck for receiving respective staples and arranged in at least two longitudinal rows, a plurality of staple drivers, and a staple driver actuator. The stapling assembly also includes a plurality of pocket extenders extending upwardly from the upper deck. Each pocket extender has a respective top surface. The stapling assembly further includes at least one upwardly-facing surface configured to contact an adhesive of an adjunct for securing the adjunct to the stapling assembly. The at least one upwardly-facing surface is disposed at least partially between at least a portion of the upper deck and the top surfaces of the plurality of pocket extenders, and spans laterally at least partially across at least two longitudinal rows of the plurality of pockets.

Abstract: A staple cartridge for a surgical instrument includes a cartridge body extending along a longitudinal axis and having an upper deck. Pockets extend through the upper deck for receiving respective staples. The staple cartridge also includes a pan coupled to the cartridge body. The pan includes a laterally-opposed pair of sidewalls spaced apart from each other to define a trough sized and configured to receive the cartridge body. The pan also includes a retention tab extending laterally outwardly from a sidewall and longitudinally between proximal and distal ends. The retention tab defines a recess extending laterally outwardly from the trough. The recess opens through the sidewall at at least one of the proximal or distal ends. The pan further includes a relief slot extending through the sidewall adjacent to the at least one of the proximal or distal ends such that the relief slot opens directly into the recess.

Abstract: A cartridge assembly for a surgical stapler has a first cartridge portion, a second cartridge portion, and a housing. The housing is shaped and configured to provide a fulcrum about which an anvil may pivot. Each of the first and second cartridge portions has an upper surface for engaging tissue, and a slot configured to house a staple. A proximal portion of each of the first and second cartridge portions has a guide portion having at least one of a channel or a protrusion for guiding at least a portion of an i-beam. The second cartridge portion is removably coupled to the first cartridge portion to form a channel between the first and second cartridge portion. Each of the first and second cartridge portions has a recess proximal of the fulcrum, the recess shaped and configured to receive a proximal portion of the anvil.

Abstract: Various systems and methods of deploying an implant to a target location of a body vessel are disclosed. A delivery system can include a tubular body having a lumen extending therethrough. A pull wire can extend through the lumen with the pull wire including a distal portion. An elastic loop wire can include a loop opening which is positioned approximate a distal end of the tubular body and can include a proximal attachment point that is affixed to the pull wire. The elastic loop wire and the pull wire can be positioned to secure the implantable medical device to the delivery system. The elastic loop wire can be effective to inhibit premature detachment of the implantable medical device from the delivery system by inhibiting proximal translation of the pull wire with respect to the loop opening of the elastic loop wire.

Abstract: Surgical devices and methods for excluding the left atrial appendage (LAA) via a thoracoscopic approach or at the time of open heart surgery. The device includes a trocar for accessing the LAA and a delivery system for implantation of the occlusion implant through the trocar. The occlusion implant can be an expandable metal clip or an expandable metal-framed occlusion device that includes a tissue scaffold. The trocar is placed through an opening in the tip of the LAA, then the occlusion implant is delivered through it and placed near the ostium of the LAA to seal it off from the left atrium. The hole in the tip of the LAA is then closed. Other associated surgical devices and methods are described.

Abstract: Disclosed are embodiments of a method for occluding a left atrial appendage (LAA) and other cavities or openings within a body. Some embodiments of the method can include an implant configured to be deployed within the LAA or other cavity, configured to be expanded or moved against a wall portion of the LAA or other cavity, and configured to twist at least a portion of the LAA or other cavity when the implant is rotated. Thereafter, one or more securing elements, staples, sutures, or other fasteners can be implanted in the gathered tissue to hold the tissue in the gathered state, thereby occluding the opening of the LAA or other cavity. In some embodiments, the opening of the LAA or other cavity can be occluded by elongating or otherwise reshaping the opening using an implant device, and securing the opening in the occluded state.

Abstract: The present disclosure features devices, systems, and kits for vascular occlusion and methods of use thereof.

Abstract: A device and method for injecting liquid embolic agents utilizing a “plug and push” technique, The device/catheter has at least one side hole or an externally swellable region which creates a plug upstream of the distalmost portion of the catheter and thereby ameliorates the suboptimal outcomes associated with creating a plug upstream of a distal end hole via injecting embolic agents only at the distalmost portion of the catheter. The catheter can include a flow restricting structure to initially block flow of the liquid embolic agent out the distal end hole and direct flow of the liquid embolic agent through the one or more side holes.

Abstract: A vascular clamp assembly includes a first arm assembly that is pivotably coupled to a second arm assembly. The first arm assembly includes a first pulley disposed in a first recess, and the second arm assembly includes a second pulley disposed in a second recess. A coupling member extends from a portion of the first arm assembly, the coupling member including a cylindrical portion having a first channel and a second channel extending along a portion of the cylindrical portion, and each of the first and second channels is configured to receive a portion of an engagement rod of a delivery device to secure the coupling member within a securement portion of the delivery device in one of at least two possible orientations. A portion of suture contacts each of the first and second pulley to displace the vascular clamp assembly from an opened position to a closed position.

Abstract: Disclosed embodiments relate to a tourniquet system which includes straps integrated into a pair of pants or shirt where the straps are configured to tighten to apply pressure to the leg or arm, respectively. The tourniquet system also includes fastening mechanisms which hold the straps in a tightened position and a rod to further tighten the strap and apply additional pressure to the leg or arm. The tourniquet system is configured to be used one handed and may be used with either a dominant or non-dominant hand. In some embodiments, the tourniquet system's straps are positioned around the thigh and the calf of each leg or the upper arm and forearm of the shirt to apply appropriate pressure.

Abstract: Active robotic systems and methods for proximal tibia and/or a distal femur resections via a sagittal cutting blade to facilitate implantation of a total knee arthroplasty prosthesis. The systems include an articulated arm, a sagittal cutting blade defining a cutting edge that is configured to cut while being oscillated, and an end effector coupled to an end arm segment of the articulated arm including a powered drive portion that oscillates the sagittal cutting blade. The system is configured to autonomously adjust the relative orientation of the arm segments of the articulated arm while the sagittal cutting blade oscillates along the cutting pathway to autonomously spatially translate the cutting edge of the sagittal cutting blade along a plurality of optimized programmed cut paths to perform resections of portions of the proximal tibia and/or a distal femur of a patient.

Abstract: The present invention provides a medical burr comprising: a rotating unit that is formed to have a smaller diameter than a guide that extends long forward in a medical cutting instrument, and rotates while extending inside the guide; and a cutting unit formed at the tip of the rotating unit, and further comprising a guide protector that surrounds the exposed portion of the burr.

Abstract: The present technology relates to surgical drilling devices, and associated systems and methods. In some embodiments. a surgical drilling device includes a drill bit and a drill motor. During operation, the drill bit and the drill motor can generate one or more parameters. The parameters can correspond to the drilling behavior of the drill bit, for example, to a type of tissue or a drill bit penetration depth, such that the parameters can be used to create an automatic stop threshold. In some embodiments, the surgical drilling device can be configured to measure one or more of the parameters, and to automatically stop the drill motor based on a comparison of the measured parameter(s) and the automatic stop threshold.

Abstract: A surgical system includes a module and a battery. The module includes a body and a module connector including a first coupler, a first module terminal, and a second module terminal. The battery includes a housing, a rechargeable cell, and a battery connector coupled to the housing and including a first battery terminal, a second battery terminal, and a second coupler to rotatably engage the first coupler. The module terminals and the battery terminals are arranged such that rotation of the second coupler relative to the first coupler from an initial radial position to a first radial position brings the first module terminal into engagement with the first battery terminal, and rotation from the first radial position to a second radial position brings the second module terminal into engagement with the second battery terminal while maintaining engagement between the first module terminal and the first battery terminal.

Abstract: Systems and methods for monitoring a surgical tool are provided. A surgical tool may be advanced and rotated and sensor data from a sensor may be received. The sensor data may have a first value that is converted to a second value. A notification may be generated when the second value meets or exceeds a predetermined threshold.

Abstract: A femoral finishing rasp assembly for use in an orthopaedic surgical procedure includes a femoral finishing rasp and an impactor adaptor. The femoral finishing rasp includes femoral-facing anterior and posterior surfaces, each of which includes a corresponding set of rasping teeth. The impactor adaptor is configured to couple to an exterior surface of the femoral finishing rasp and to an orthopaedic impactor to facilitate the use of the femoral finishing rasp on a distal end of a patient's surgically-prepared femur. A method for performing an orthopaedic surgical procedure using the femoral finishing rasp assembly is also disclosed.

Abstract: The present invention relates to a method of treating a hip joint of a human patient by providing at least one hip joint surface, said hip joint comprising a caput femur and an acetabulum, said method comprising the steps of: cutting the skin of said human patient, dissecting an area of the pelvic bone on the opposite side from said acetabulum, creating a hole in said dissected area, said hole passing through said pelvic bone and into said hip joint of said human patient, and providing at least one hip joint surface to said hip joint, through said hole in said pelvic bone of said human patient.

Abstract: An orthopedic template configured to assist surgeons in removing a tibial implant previously implanted within a patient's bone. In use, the template provides a reference that mimics the underlying support member of the previously implanted tibial implant. That is, the template provides a representation or footprint that mimics the configuration of the underlying support member of a tibial implant, which cannot be readily seen when the tibial implant is inserted into a patient's bone. For example, the template may include a superiorly extending structure or a visual image that mimics the underlying configuration of the support member of the tibial implant. In use, the template may be positioned on a superior surface of the tibial implant. Thereafter, an instrument such as a bone cutter, can be used to trace the representation formed on the template while simultaneously cutting or removing bone beneath the tibial tray.

Abstract: A bone cutting instrument for removing a bone during an orthopedic procedure. The instrument optionally including a shaft having a centerline axis and at least partially cannulated at a distal end portion, a stop coupled to the shaft at or adjacent the distal end portion, wherein the stop is configured to contact a surface of the bone and one or more cutting features coupled to the distal end portion and coupled to the stop. The one or more cutting features can be configured to cut the bone with rotation of the one or more cutting features about the centerline axis of the shaft. The stop can set a desired depth for the one or more cutting features to remove the bone.

Abstract: Various surgical devices and methods are disclosed herein. Also disclosed is multi-component prosthesis, which can be used as an ankle prosthesis. One of the disclosed surgical alignment systems includes a guide arm, a ratchet arm frame configured to be coupled slidably 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.

Abstract: An endovascular method for bypassing an occlusion is disclosed. A distal end of a guidewire may be advanced through a microcatheter and into a subintimal space of an artery of a patient, where a knuckle may be formed at the distal end of the guidewire, and the guidewire with the knuckle at the distal end thereof may be advanced to the occlusion. An inflatable balloon catheter may be placed over the advanced guidewire and distal to the occlusion, and the inflatable balloon catheter may be inflated to form at least one opening in a layer separating the subintimal space from a true lumen, whereby the guidewire may traverse the at least one opening.

Abstract: A clot retrieval device comprising an elongate shaft having a proximal end and a distal end and a clot retrieval element at the distal end of the elongate shaft. A proximal end of the elongate shaft configured to retract a first catheter over the elongate shaft. The shaft extension member comprising one or more raised profiles configured to interfere with one or more indentations along the elongate shaft such that the shaft extension member is configured to extend between a first length and an intermediate length. A second catheter is advanced to or adjacent to the distal end of the clot retrieval device shaft to enable enhanced aspiration adjacent to the clot retrieval element.

Abstract: A surgical system having adaptive control includes a surgical cutting device, at least one sensor, and a controller. The surgical cutting device includes a cutting tool and a motor configured to drive movement of the cutting tool. The at least one sensor is configured to produce sensor data indicative of at least one property of the surgical cutting device during use. The controller is configured to receive the sensor data and determine a performance condition of the surgical cutting device based at least on the sensor data. The controller is further configured, where the determined performance condition is an adverse performance condition, to at least one of: adjust settings of the surgical cutting device or recommend a change relating to use of the surgical cutting device.

Abstract: An ultrasonic surgical instrument having an ultrasonic resonant frequency when operatively connected to an ultrasonic generator, the surgical instrument including an ultrasonic transducer assembly adapted for converting electrical energy into longitudinal vibrational motion at an ultrasonic frequency, the transducer assembly having an axial passageway extending proximally from a distal end of the transducer through at least a portion of a length of the transducer assembly, an ultrasonic waveguide having a proximal portion and a distal end, and an end effector at the distal end of the waveguide.

Abstract: A surgical system includes an elongated assembly and an articulation joint defined in the elongated assembly. The elongated assembly articulates about the articulation joint. The articulation joint defines a central axis and a distal side portion. An offsetting member extends from the distal side portion of the articulation joint. An end effector is supported by the offsetting member. The end effector includes a blade and a jaw member movable relative to the blade between a spaced-apart position and an approximated position for clamping tissue. The offsetting member offsets the end effector with respect to the central axis of the articulation joint. An actuation cable extends through the central axis of the articulation joint. The actuation cable is operably coupled to the jaw member to pivot the jaw member with respect to the blade between the spaced-apart position and the approximated position.

Abstract: An apparatus comprises a body assembly, a shaft, an acoustic waveguide, an articulation section, an end effector, an articulation drive assembly, and a locking feature. The shaft extends distally from the body assembly. The waveguide comprises a flexible portion. The articulation drive assembly is operable to drive articulation of the articulation section to thereby deflect the end effector from the longitudinal axis of the shaft. The articulation drive assembly comprises an actuator. The actuator is movable relative to the body assembly to drive articulation of the articulation section. The locking feature is in communication with the actuator. The locking feature is movable between an unlocked state and a locked state. The locking feature is configured to permit movement of the actuator relative to the body assembly in the unlocked state. The locking feature is configured to prevent movement of the actuator relative to the body assembly in the locked state.

Abstract: A surgical instrument includes an end effector assembly configured to apply ultrasonic energy or electrosurgical energy to a tissue. The end effector assembly includes an ultrasonic blade configured to transmit ultrasonic vibration to the tissue and a clamp arm assembly, where the clamp arm assembly is configured to be operatively pivoted towards or away from the ultrasonic blade, and includes a clamp pad arranged adjacent to the ultrasonic blade and configured to compress or transect the tissue clamped therebetween; a first electrode arranged at a side of the clamp pad away from the ultrasonic blade and configured to apply the electrosurgical energy to the tissue; and an insulative support member pivotally coupled to the transmission assembly and configured to support the clamp pad and the first electrode.

Abstract: The present disclosure provides a medical water jet scalpel and a medical system. The medical water jet scalpel includes a water jet nozzle and a water jet tube; the water jet nozzle includes a plurality of orifices; the water jet tube includes an inlet, an outlet, and an inner lumen configured to provide a space for circulation of medical liquid; the inlet of the water jet tube is configured for an inflow of the medical liquid, and the outlet of the water jet tube are communicated with the plurality of orifices to eject the medical liquid through the plurality of orifices.

Abstract: The present disclosure is generally directed to novel bead geometries that can provide improved sanding efficiencies in rotational atherectomy procedures. The abrasive elements disclosed herein may open stenotic lesions to diameters that are substantially larger than the maximum diameter of the abrasive element. In some embodiments, the abrasive elements may open stenotic lesions to diameters that are substantially larger than the maximum diameter of the sheath from which the abrasive element is delivered through. In some embodiments the abrasive elements are configured to expand when the abrasive elements are rotated at high speeds. In some embodiments, the abrasive elements have local centers of mass that are positioned at opposite diagonal ends. Accordingly, the abrasive elements disclosed herein may have improved sanding ranges, reduce treatment times, and prevent re-stenosis.

Abstract: A needle assembly has a needle having an echogenic feature proximate to its distal sharp tip mounted to an echogenic cannula, with the echogenic tip of the needle extending beyond the distal end of the cannula. The echogenic tip provides guidance for the movement of the needle assembly under ultrasound observation so that the needle assembly may be more readily maneuvered inside a body. Once correctly positioned, the needle is removed and further confirmation may be made under ultrasound observation that the cannula has been correctly positioned inside the body. The echogenic feature of the needle may be at least one spiral groove that is tilted at an angle relative to the tip of the needle to effect a substantially 180° reflection of the ultrasound. An alternative echogenic feature to improve reflected echogeneity has crisscrossing grooves each having a predetermined pitch density formed at a neutral position on the needle.

Abstract: A loading tool for loading a biostimulator onto a biostimulator delivery system is described. The loading tool includes a first body portion and a second body portion connected by a hinge. A latch is mounted on the first body portion, and the latch can be locked to fasten the first body portion to the second body portion. A biostimulator can be mounted in the loading tool, and a tether of a biostimulator delivery system can be inserted through a funnel in the loading tool to engage the biostimulator. An operator can use only one hand to unlock the latch, open the loading tool, and remove the loading tool from the biostimulator prior to delivering the biostimulator into a patient. Other embodiments are also described and claimed.

Abstract: A catheter delivery system is disclosed. The system includes a sheath having a bend disposed proximal to a distal end, a pigtail dilator having a loop portion in the shape of a pigtail disposed proximal to a distal end, and a straight dilator. The pigtail dilator comprises a reinforcement member disposed in a proximal portion of the pigtail dilator. The sheath comprises a plurality of sections, each section has a different stiffness. A diameter of the loop portion is smaller than a diameter of an aortic valve and larger than a cusp of the aortic valve. The sheath and pigtail dilator are percutaneously inserted together into a blood vessel without an exchange procedure and advanced together into the left ventricle of a heart through the aortic valve without an exchange procedure.

Abstract: A cervical ripening device includes a balloon catheter and a variable tensioning system. The balloon catheter includes a balloon insertable above the cervix of a pregnant woman and a catheter tube having a first end connected to the balloon, a second end, and a passageway extending from the first end to the second end. The passageway is connected to the balloon and the balloon is inflatable with a fluid to apply dilatative pressure against the cervix. The variable tensioning system includes a fastener and a pad. The pad is temporarily affixed to a leg of the pregnant woman. The fastener is connected to the second end of the catheter tube. The fastener couples to the pad in a plurality of positions to selectively vary a traction force of the balloon to apply dilatative pressure against the cervix.

Abstract: Devices for treating uterine bleeding. An actuator is configured to receive an input to deploy an intrauterine portion of the device to assume a larger outer profile within the uterus. The actuator may be coupled to a device body and configured to receive a pull input, a push input, or a twist input. The intrauterine portion may include flexible opposing members, rotatable tines, a segmented hook, an adjustable loop, or compressible foam. The intrauterine portion defines a lumen and suction ports configured to draw suction within the uterus. Indicia may be provided on the actuator to indicate an extent by which the intrauterine portion has been deployed within the uterus. An orientation of the actuator may correspond to a direction of deployment of the intrauterine portion. The device may include valves and an auxiliary suction source configured to provide suction with the device decoupled from a vacuum source.

Abstract: An external fixation system includes an upper fixation element including a semicircular geometry, and an intermediate fixation element including a circular geometry, in which the intermediate fixation element is releasably coupled with the upper fixation element. The system also includes a lower fixation element including a substantially U-shaped geometry terminating at a first end point and a second end point, in which the lower fixation element is releasably coupled with the intermediate fixation element, and an anterior fixation element including a semicircular geometry. The anterior fixation element is also fixedly coupled with the first and second end points of the lower fixation element. The system also may include at least one strut member that is releasably coupled with the intermediate fixation element and the lower fixation element. Also disclosed is a joint having a first component, a second component and an intermediate component positioned therebetween to allow for pivotable motion.

Abstract: Expandable spinal fixation assemblies, systems, and methods thereof. An expandable spinal fixation system may include expandable barrel assembly including an upper barrel half and a lower barrel half and a fixed barrel assembly. The fixed barrel assembly is insertable between the upper barrel half and the lower barrel half such that the fixed barrel assembly is clamped between the upper barrel half and the lower barrel half. Each of the expandable barrel assembly and the fixed barrel assembly includes fixation plates adapted to secure spinous processes to the fixation system.

Abstract: Modular surgical instruments and related methods are disclosed herein, e.g., for performing rod reduction, derotation, and/or set screw insertion during spinal surgery. An exemplary system can include an instrument body configured to couple to a bone anchor assembly to provide a modular platform for carrying out various steps of a surgical procedure. For example, the instrument body can receive a reduction instrument therethrough for reducing a spinal rod into the bone anchor assembly. A derotation instrument can be attached to the reduction instrument for performing derotation maneuvers or applying other manipulation forces. A modular driver or handle adapter can be attached to the reduction instrument and/or to the derotation instrument to facilitate rod reduction. Any of the instrument body, the reduction instrument, and the derotation instrument can include a working channel therethrough.

Abstract: The disclosure provides systems and instruments that allow vigorous compression of two bone structures while minimally impeding visual access to the surgical site. This is achieved by use of a sleeve member that connects a stanchion to a lever. The system includes a stanchion member, a sleeve member dimensioned to at least partially encircle the stanchion member, and a compression lever including. The sleeve and the lever form a pivot point to allow the compression lever to rotate relative to the stanchion member when the sleeve is reversibly placed around the stanchion member.

Abstract: Surgical instruments that are configured to couple to a bone anchor assembly to provide a modular platform for carrying out various steps of a surgical procedure, such as spinal rod reduction and derotation, are provided. For example, in one embodiment a surgical instrument can include an outer sleeve terminating in a pair of extensions, an inner sleeve having a proximal threaded portion and a distal translating portion configured to pass through the outer sleeve, and a pair of pivoting arms received in the extensions of the outer sleeve. The pivoting arms can be configured to extend into a channel of the outer sleeve to couple a bone anchor to the outer sleeve, and a proximal end portion of the outer sleeve can include one or more flats configured to engage with another instrument.

Abstract: A pelvic bone plate (100) includes a brim segment (101) coupled to a quadrilateral surface (QLS) segment (102) via at least one bridge (103). The brim segment is configured to be affixed directly adjacent to the pelvic brim. The QLS is configured to be arranged directly adjacent to the QLS of the pelvis. A plurality of slots (110-112) is arranged on the brim segment and the QLS segment. Each of the plurality of slots is configured to receive a fastener to affix the bone plate to the pelvis. The plurality of slots includes at least one of a non locking slot, a locking slot, and an elongated slot (112). The at least one elongated slot is configured to facilitate adjustment of the bone plate in an adjustment direction during an implantation procedure.

Abstract: A bone screw may be insertable into a bone, and may have a proximal member, a distal member with bone-engaging threads, wherein the distal member is configured to slidably engage the proximal member such that a variable-length cavity is defined within the proximal member and the distal member, and a tension member residing at least partially within the variable-length cavity. The tension member may have a proximal end coupled to the proximal member and a distal end coupled to the distal member such that, in response to motion of the distal member away from the proximal member, the tension member elongates and urges the distal member to move toward the proximal member. The proximal member and the distal member may be interconnected to share bending loads at a bending transmission feature.

Abstract: The present disclosure provides a bioresorbable foam closure device for trans-nasally closing an opening in a base of a skull. The closure device comprises a phase-separated polymer. The device includes a stem portion having a proximal end and a distal end, and a head portion at the distal end of the stem portion. The closure device is deformed from a free shape to a constricted shape, inserted through a nasal cavity and into the opening, and released to at least partially revert back to the free shape such that the stem portion fills the opening and the head portion abuts cranium and dura to secure the closure device in position and seal the opening.

Abstract: An electrically driven orthopedic impactor may include an adapter for interfacing between the orthopedic impactor and a surgical implement. The adapter may have a first surface that transmits a forward impact energy and a second surface that transmits a reverse impact energy. The adapter can connect to the surgical implement and to the orthopedic impactor without the use of external tools. The adapter may connect to the orthopedic impactor via a pushing motion and may disconnect from the orthopedic impactor via a reciprocal sleeve. A sensor can communicate a spatial orientation of the adapter with respect to at least one reference point that is not located on the adapter or the orthopedic impactor. A communication device may transmit information to the orthopedic impactor related to frequency or impact energy settings based on a type of surgical implement attached to the adapter.

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: A medical device including an elongated shaft having a proximal end, a distal end, and a lumen therethrough. An expandable element is disposed proximate the distal end about the elongated shaft and in fluid communication with the lumen. An inner shaft is disposed within the lumen and within a portion of the expandable element, the inner shaft defining an exhaust port, an infusion port, and a pressure monitoring port. The pressure monitoring port is spaced from both the infusion port and the exhaust port and/or fluidly isolated from the both the infusion port and the exhaust port within the inner shaft. A pressure monitoring tube is disposed within the inner shaft and configured to measure a fluid pressure within the expandable element, with a distal end of the pressure monitoring tube terminating within the expandable element adjacent the pressure monitoring port.

Abstract: An ablation system includes an ablation device having an electrode configured to deliver electrosurgical energy to tissue and an electrosurgical generator configured to deliver electrosurgical energy to the electrode. The electrosurgical generator is also configured to calculate a number of Joules of electrosurgical energy delivered to the electrode. The ablation system also includes a feedback device. The feedback device is configured to provide feedback (e.g., audible and/or visual) correlated with the calculated number of Joules of electrosurgical energy delivered to the electrode.

Abstract: Cardiac ablation catheters, including cardiac ablation catheters with segmented energy delivery elements and/or energy delivery elements having adjustable apertures, are described herein. In one embodiment, an ablation catheter includes (i) a shaft having a proximal end and a distal end opposite the proximal end, and (ii) an ablation electrode at the distal end of the shaft. The ablation electrode can include a first conductive segment and a second conductive segment different from the first conductive segment. The first conductive segment and the second conductive segment can be arranged in a stack along a common axis, and the first conductive segment and the second conductive segment can be independently energizable. In some embodiments, the first conductive segment and the second conductive segment can be arranged in the stack such that the ablation electrode has a partial dome shape with an adjustable aperture or oculus.

Abstract: An electrode (100), an electrophysiology catheter (200) and an ablation system are disclosed. The electrode (100) is configured to be disposed at a distal end of a catheter (200) and includes a proximal electrode portion (110), a main electrode portion (120) and a distal electrode portion (130), which are sequentially joined together from a proximal end to a distal end of the electrode. The main electrode portion (120) includes a first section (121) and a second section (122), which are joined to each other along an axis of the catheter (200). At least one of the proximal electrode portion (110) and the distal electrode portion (130) is configured to be movably connected to the catheter (200). The main electrode portion (120) is configured to switch between a contracted configuration and a folded configuration along with relative movement of the proximal electrode portion (110) and the distal electrode portion (130) along the catheter (200).

Abstract: Provided herein are devices, systems, and methods for treating a medical condition through coordinated nerve activity interruption for one or more target nerves. Nerve activity interruption triggers a response for treating the medical condition, including alleviating symptoms of said medical condition, and may include destroying a portion of one or more target nerves. Destroying the portion of one or more target nerves may include targeting the target nerve at one or more different locations to enable such destruction with a bifurcated needle assembly having two needles with electrodes, wherein the tips of each needle are spaced apart using a catheter device to enable ablation of the target nerve at one or more different locations, so as to provide a desired length of ablation along a length of the target nerve, resulting in increased duration of a treatment for a medical condition, and further minimizing collateral damage.