Abstract: A medical device holding assembly includes a carrier sheath, which carries an endoluminal medical device such as an embolization coil. The assembly also includes a housing including at least one holding element to hold the sheath, and a fixation device attached to the housing and coupled to the sheath. The fixation device includes a locking element having an unlocked configuration, which allows the sheath to slide relative to the housing, and a locked configuration, which fixes the sheath to the housing. A lock actuator is configured to lock permanently the locking element into the locked configuration. As a result, the sheath with the medical device held therewithin cannot be removed from the holding assembly during the deployment procedure, thereby ensuring that the procedure can be carried out by a single person and also protecting the integrity of the medical device before it is deployed into a patient.

Abstract: An endoscopic surgical clip applier (10) includes a handle assembly (100) configured to releasably engage at least two in different endoscopic assemblies (200, 300). The handle assembly (100) is configured to transition from a non-ratcheting use condition to a ratcheting use condition when an endoscopic assembly (200) configured for ratcheting use is engaged with the handle assembly (100). The handle assembly (100) is maintained in the non-ratcheting use condition when an endoscopic assembly (300) configured for non-ratcheting use is engaged with the handle assembly (100). Endoscopic assemblies (200, 300) for use with the handle assembly (100) are also provided.

Abstract: A medical instrument comprising: (a) a first joint comprising a first member and a second member, the first member configured to be repositionable with respect to the second member in a first degree of freedom; (b) a second joint operatively coupled to the first joint, the second joint comprising a third member and a fourth member, the third member configured to be repositionable with respect to the fourth member in a second degree of freedom; (c) a pair of repositionable jaws operatively coupled to the first joint and the second joint; (d) an open-ended occlusion clip detachably mounted to the pair of repositionable jaws; and, (e) a controller operatively coupled to the first joint, the second joint, and the pair of repositionable jaws, the controller including a first control configured to direct repositioning of at least one of the first member and the second member, and a second control configured to direct repositioning of at least one of the third member and the fourth member, and a third control config

Abstract: An implant having an embolic portion and a braided tubular occluding portion can be delivered through a catheter and implanted in an aneurysm. The embolic portion can be an elongated embolic structure that can coil as it is inserted into an aneurysm sac. The occluding portion can be a braided tube that is shaped to encircle the elongated embolic portion during delivery and expands to form a cup shape within the aneurysm sac, nesting in the aneurysm neck when implanted. The implant can include a closure mechanism positioned between the occluding portion and the embolic portion that can serve the purpose of restricting an end of the occluding portion at the trough of the cup shape, connecting the embolic portion to the occluding portion, and/or providing a detachment feature for connecting to a delivery system.

Abstract: An implant having an elongated portion and an expandable braided sack portion can be delivered through a catheter and implanted in an aneurysm such that elongated portion loops within the braided sack, the braided sack contacts a majority or all of the aneurysm wall, and the braided sack at least partially occludes the aneurysm neck.

Abstract: Disclosed are embodiments of a device for occluding a left atrial appendage (LAA) and other cavities or openings within a body. Some embodiments of the device 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: Methods and systems for using mechanical circulatory support concurrently with a biologic therapy (e.g. a gene therapy vector). Particular adaptations include a cardiac therapy method in which a blood vessel such as a coronary artery or blood vessel is occluded, followed by injecting a gene therapy vector or biologic distal to the occlusion site and waiting a certain amount of time, while using the mechanical circulatory support system to provide circulatory support to the patient.

Abstract: Devices and methods are described for occluding the left atrial appendage (LAA) to exclude the LAA from blood flow to prevent blood from clotting within the LAA and subsequently embolizing, particularly in patients with atrial fibrillation. An implant is delivered via transcatheter delivery into the LAA. The implant includes a conformable structure comprising a foam body and internal support. The support includes anchors that penetrate the foam body and anchor the implant to the walls of the LAA. The implant provides compliance such that it conforms to the native configuration of the LAA.

Abstract: Balloon catheter devoid of guidewire or guidewire lumen and having a proximal shaft with only a single continuous lumen. A coil assembly is mounted at its proximal end to the distal end of the proximal shaft defining an interface therebetween. Disposed about a distal section of the proximal shaft and a proximal section of the coil assembly is a sleeve. A balloon, having a vent hole, forms a proximal leg seal about an outer surface of a distal end of the sleeve and an opposite distal leg seal. The sleeve covers the interface and extends axially in a distal direction terminating underneath the proximal leg seal of the balloon. A distal section of the coil assembly at least partially coincides with the distal leg seal of the balloon. A wire member secured at a plurality of connection points along the coil assembly extends axially within the balloon.

Abstract: Pressure wraps include an elongated elastic strap and an adjustable loop formed in the elongated elastic strap. The elongated elastic strap is wrapped around a subject to form a plurality of loops, and provides selectively variable amounts of pressure depending on the amount of tension applied to the elongated elastic strap as the loops are formed around the subject. The size of the adjustable loop is configured to be selectively varied via an adjustment component. Pressure wraps may include a plurality of discrete regions of hooks compatible with the pile of the elongated elastic strap, which are configured to inhibit unintentional unwrapping during application. A securement is configured to secure the distal end of the elongated elastic strap to an intermediate portion of the strap, thereby securing the pressure wrap with respect to the subject. The securement may include a manipulatable fastener and/or an automatic fastener for securing the strap.

Abstract: An ultrasonic osteotome bit, comprising a bit body (1), a bit bar (2) and a bit tip (3). One end of the bit bar (2) is connected to the bit tip (3), and the other end of the bit bar (2) is connected to the bit body (1). The bit tip (3) is of a prism or substantially prism structure with the cross section of a polygonal structure, and the bit tip (2) has at least two cutting faces of different cutting widths. The bit is provided with a liquid flow hole (41), and the bit tip (3) is provided with a knurled structure that extends from a foremost end face of the bit tip (3) towards the bit bar (2) to form a file-type bit. The ultrasonic osteotome bit not only meets the requirement of a surgeon for the accuracy of bone cutting width, but also saves the time required to replace bits of different widths, thereby improving the surgical efficiency.

Abstract: An integrated disposable rotational speed reduction assembly having a shaft assembly, a housing, an output assembly, and a plurality of planetary gears each having a plurality of gear teeth. The shaft assembly is configured to cause rotation of the planetary gears with a sun gear. The rotation of the planetary gears is configured to cause rotation of an output shaft, with a reduction of rotational speed relative to the rotation of the shaft assembly.

Abstract: Embodiments directed to an apparatus and system of monitoring an instrument with a working tool engaged thereby. In one aspect, an embodiment including a working tool with a machine readable indicium indicative of a working tool attribute. The working tool may be receivable by an instrument such that a corresponding machine readable indicia reader receives an identifier of the working tool. Various attributes and conditions in relation to the instrument and working tool received thereby may be identified to facilitate the provisioning of a response to prompt various corrective actions. In this regard, a controller may provide an output in response to a received identifier of a working tool and an identified instrument operating condition.

Abstract: A surgical tool handle comprising a tool attachment coupling having locking piston subassembly is described. The attachment coupling is designed with a bayonet-type fitting having a series of coupling grooves constructed to accept surgical cutting tools having an attachment member of different cross-sectional geometries. More specifically, the attachment coupling comprises a coupling groove that accepts tool attachment members having both curved and rectangular cross-sectional geometries. In addition, a locking piston subassembly biases against the surgical tool attachment member received in the coupling groove to further stabilize the tool during a surgical procedure.

Abstract: The present invention is an implant for bone. The current implant is particularly useful in spinal surgical procedures.

Abstract: A system and method is provided for estimating orientation and position of surgical instrumentation or tools relative to a patient's bone structure. The system and/or method may include registering an axis and/or plane associated with a patient's bone. The system and/or method may further include receiving, from magnetic and orientation sensors, information indicative of orientation and position of the surgical instrument or tool relative to the registered axis and/or plane.

Abstract: Surgical drill guides having a guide shaft and a set of distal guide teeth extending from the guide shaft. The guide shaft has proximal and distal portions having two distinct inner and outer diameters, with a tapered zone extending between the two portions. Wall thickness is maintained or increased from the proximal portion to the distal portion of the shaft, reinforcing the rigidity of both the shaft and the distal guide teeth.

Abstract: A treatment method reduces the time required to exchange a long catheter which is introduced from an arm to treat the lower limb artery. The treatment method involves introducing a first catheter from an artery of one arm of the patient to dispose a distal portion of the first catheter at least in front of the lesion area in the lower limb artery; introducing a second catheter from an artery of the other arm of the patient; disposing a first treatment catheter in the lesion area through the first catheter; treating the lesion area with the first treatment catheter; and assisting the treatment with the second catheter and/or a second treatment catheter that is inserted into the second catheter.

Abstract: A clot retrieval device for removing occlusive clot from a blood vessel. The device comprises an inner elongate body having a collapsed delivery configuration and an expanded deployed configuration. An outer elongate body is at least partially overlying the inner elongate body. The outer elongate body is expandable to a radial extent which is greater than the radial extent of the inner body in the deployed configuration to define a clot reception space. The outer elongate body has a plurality of clot receiving openings and a plurality of clot engaging regions. The clot engaging regions are adapted, on engagement with clot, to urge clot towards the clot receiving openings and into the reception space between the outer elongate body and the inner elongate body, wherein the radial force profile of the device varies along the length of the device.

Abstract: Forceps can include a drive pin, an outer tube, a first jaw, a second jaw, and an inner shaft. The outer tube can extend along a longitudinal axis. The first jaw can be pivotably connected to the outer tube. The first jaw can include a first flange that can be located at a proximal portion of the first jaw. The first flange can include a first chamfered edge configured to limit extension of the first flange laterally beyond an outer surface of the outer tube when the first jaw is in a closed position. The inner shaft can be located within the outer tube and can extend along the longitudinal axis.

Abstract: Forceps including a housing, a first body, a second body and a drive shaft. The first body has a passageway extending therethrough. The drive shaft extending through the passageway and connected to the first body such that the first body and the drive shaft are slidable with respect to the housing to drive jaws located at a distal portion of the drive shaft between an open position and a closed position. The second body having a second passageway. The drive shaft extending through the second passageway such that the second body is guided by the drive shaft and is slidable relative to the first body and the drive shaft to displace a blade shaft between a retracted position and an extended position.

Abstract: A surgical device comprising: (a) a first jaw; (b) a second jaw opposing the first jaw, the first jaw, the second jaw, or both being movable relative to one another between a jaw nominal position and a jaw clamped position; (c) a clamp lever in communication with the first jaw and the second jaw, the clamp lever moving the first jaw, the second jaw, or both from the jaw nominal position to the jaw clamped position when an external force is imparted upon the clamp lever in a first direction; and (d) a stop bias member that stops movement of the clamp lever when the external force is removed so that the first jaw and the second jaw are in the jaw nominal position at rest; wherein the first jaw and the second jaw are movable from the jaw nominal position to a jaw spread position when the clamp lever is moved in a second direction that opposes the first direction by an external force deforming the stop bias member so that a distance between the first jaw and the second jaw is larger in the jaw spread position tha

Abstract: A forceps having at least a first jaw with a longitudinal axis is disclosed. The first jaw can include a body portion, a first flange, a second flange and a cam pin. The first flange can define a first cam slot with a longitudinal extent along the longitudinal axis. The second flange can be spaced from the first flange a distance transverse to the longitudinal axis of the first jaw and can have a second cam slot. The cam pin, with a longitudinal axis, can be moveably secured within the first cam slot and the second cam slot. A diameter of the cam pin can be less than a width between a first longitudinal edge that defines a first side of each of the first cam slot and the second cam slot and a second longitudinal edge that defines a second opposing side of each of the first cam slot and the second cam slot so that the cam pin is moveably received by both the first cam slot and the second cam slot.

Abstract: Forceps can include an outer tube, a first jaw, a second jaw, and an inner tube. The outer tube can extend along a longitudinal axis and can include a pair of outer arms extending from a distal portion of the outer tube. The first jaw can be pivotably connected to the outer tube and the first jaw can include a first flange and a second flange each located at a proximal portion of the first jaw. The first flange and the second flange can each include a proximal portion extending outward of the outer tube when the jaws are in an open position. The proximal portions can be shaped to limit extension of the proximal portions laterally beyond the outer arms.

Abstract: Apparatus for performing a minimally-invasive procedure, the apparatus comprising: a tool comprising: a shaft having a distal end and a proximal end; a handle attached to the proximal end of the shaft; and an end effector attached to the distal end of the shaft; wherein the shaft comprises a flexible portion extending distally from the proximal end of the shaft, and an articulating portion extending proximally from the distal end of the shaft, and wherein the articulating portion comprises a flexible spine; wherein a plurality of articulation cables extend through the shaft from the handle to the flexible spine, such that when tension is applied to at least one of the plurality of articulation cables, the flexible spine bends; wherein a rotatable element extends through the shaft from the handle to the end effector, such that when the rotatable element is rotated, the end effector rotates; and wherein an actuation element extends through the shaft from the handle to the end effector, such that when the actuat

Abstract: A surgical tool can include a shaft, a pin, an end effector, and a translating member. The shaft can define a longitudinal axis. The pin can be located at a distal portion of the shaft. The end effector can be connected to the shaft. The translating member can be positioned laterally inward of the shaft. The translating member can include a track and the pin can extend into the track to limit translation of the translating member along the longitudinal axis with respect to the end effector.

Abstract: A forceps having a first jaw and a second jaw, where at least one of the first and second jaws is capable of moving between an open position and a closed positions. The forceps including an inner shaft located within an outer shaft and extending along the longitudinal axis, and a drive bar coupled to and extending distally from the inner shaft. The drive bar including a pair of drive bar struts extending from a distal portion of the inner shaft and positioned laterally inward of at least one of first and second set of flanges of the first and second jaws. A drive pin is securable to the pair of drive bar struts and the drive bar is translatable within the outer shaft to translate the drive pin to move the first jaw and/or the second jaw between open and closed positions.

Abstract: Surgical tool can include an outer shaft, a guide, an end effector, and a drive shaft. The outer shaft can extend along a longitudinal axis. The guide can be connected to the outer shaft. The end effector can include a first jaw connected to the outer shaft distal of the guide and a second jaw pivotably connected to the outer shaft distal of the guide. The drive shaft can be located within the outer shaft and can extend along the longitudinal axis. The drive shaft can be connected to the end effector and the drive shaft can be engageable with the guide to limit movement of the drive shaft with respect to the outer shaft in a direction not parallel with the guide. The drive shaft can be translatable along the outer shaft to operate the end effector.

Abstract: Medical devices, such as forceps including a handpiece having a housing and an inner shaft that extends out of the handpiece along a longitudinal axis to transfer motion to an end effector. The inner shaft being rotatable with respect to the handpiece. An outer shaft that is rotatable with respect to the housing is boated around the inner shaft. The medical device further including an end effector coupled to the inner shaft and the outer shaft. The outer shaft rotationally constrained to the inner shaft at a first longitudinal location and at a second longitudinal location.

Abstract: Surgical forceps can include a drive pin an outer tube, a first jaw, a second jaw, and an inner tube. The outer tube can define a longitudinal axis. The first jaw can be pivotably connected to the outer tube. The first jaw can include a pair of flanges located at a proximal portion of the first jaw, where each flange can include a track receiving the drive pin. The inner tube can be located within the outer tube and can extend along the longitudinal axis. The inner tube can include a pair of arms extending from a distal portion of the inner tube. The drive pin can be securable to the pair of arms. The inner tube can be translatable within the outer tube to drive the drive pin along the tracks to move the second jaw between open and closed positions.

Abstract: A surgical tool can include an outer tube, an end effector, an inner tube, and a distal plug. The outer tube can extend along a longitudinal axis and the outer tube can include a pair of outer arms. The end effector can be connected to the outer arms. The inner tube can be located within the outer tube and can extend along the longitudinal axis. The inner tube can be connected to the end effector and the inner tube can be translatable along the outer tube to operate the end effector. The distal plug can be securable to the outer tube between the outer arms proximal of the end effector. The distal plug can include a wire routing bore extending therethrough.

Abstract: A method for attaching a drive rod to a knife includes: forming a knife having proximal and distal ends; forming an aperture within the proximal end of the knife, the aperture including a series of fins disposed therein; weaving a distal end of a knife rod through the series of fins in an alternating manner; and engaging a cap onto the distal end of the knife drive rod to secure the knife drive rod within the aperture of the knife.

Abstract: A knife assembly for use with a surgical instrument includes a knife having proximal and distal ends, the proximal end including an aperture defined therein having a series of spaced apart fins extending thereacross. A knife drive rod is included and is configured to operably engage the fins to secure the knife drive rod to the knife. A retention mechanism is operably disposed at a distal end of the knife drive rod and is configured to secure the knife drive rod in engagement between the fins.

Abstract: A surgical instrument includes a housing including an actuator disposed thereon and an elongated shaft extending therefrom. The elongated shaft includes an end effector assembly including a pair of opposing jaw members including a knife channel defined therein. An articulation section is disposed between the housing and the end effector assembly and is configured to articulate the end effector assembly upon actuation of the actuator, the articulating section and a proximal end of the knife channel defining a first distance therebetween. A knife assembly includes a knife having a length, the proximal end including an engagement feature disposed thereon. A knife drive rod is configured to engage the engagement feature to secure the knife drive rod to the knife such that the distal end of the knife extends beyond the engagement feature and wherein the knife length is less than the length of the first distance.

Abstract: Medical devices for operating an end effector including a housing, a drive shaft, a drive body and a drive link. The drive shaft is moveable relative to the housing to actuate the end effector. The drive body is operably coupled to the drive shaft. The drive body includes a proximal collar and a distal collar. The drive link includes a proximal cam surface and distal cam surface, and the drive link is operatively coupled to the housing and actuatable to translate the drive shaft with respect to the housing. The proximal cam surface is configured to interface with the proximal collar when the drive link displaces proximally to translate the drive body in a proximal direction, and the distal cam surface is configured to interface with the distal collar when the drive link displaces distally to translate the drive shaft in a distal direction.

Abstract: Methods of assembling a medical device including pivotably connecting a coupling link to a first lever. The coupling link including a main body and a tab extending away from the main body. The first lever having a first pivot and a boss. The method further including nesting the first lever and the coupling link with a second lever such that a recess in the second lever is supported by the boss, and such that an inner surface of the second lever is supported by the coupling link to provide a portion of the medical device in a sub-assembled state.

Abstract: The present disclosure describes a subcutaneous cutting device for insertion into tissues and cutting of targeted tissues. The cutting device includes a handle, a cannula extending distally from the handle to a sharpened distal tip, and an adjustable blade disposed within a blade-holding section of the cannula. The blade is selectively adjustable between a retracted position within the cannula and an open position with the blade tip lifted up and angled away from the cannula. When the blade is in the open position, the blade tip points proximally toward the handle.

Abstract: Disclosed herein is a medical device. The medical device includes an outer tubular member and an inner tubular member. The outer tubular member has a distal end, an open window disposed at the distal end, and one or more dimples. The inner tubular member has a distal tip and one or more axial grooves. The inner tubular member is configured to be received within the outer tubular member. The one or more axial grooves and the one or more dimples are configured to align the distal tip of the inner tubular member with the open window of the outer tubular member. The open window of the outer tubular member and the distal tip of the inner tubular member are configured to cut tissue.

Abstract: A device includes a handle, an apparatus for probing and cutting, and an adaptor. The handle includes one or more triggers. The apparatus for probing and cutting is connectable to the handle and includes an elongated member, a probe, and a blade. The probe and the blade are selectively deployable from the elongate member via activation of the one or more triggers on the handle. The adaptor is configured to selectively connect the apparatus to the handle in a predetermined orientation.

Abstract: A tissue punch including a barrel defining a first open end, a second open end, and inner diameter, an outer diameter, and a lumen there through. A piston is at least partially disposed within the lumen and pressed against the inner diameter of the barrel, the piston being configured to create negative pressure within the barrel when the piston is retracted. A cutting element defines a proximal end and a distal end, the proximal end of the cutting element being disposed at the second open end of the barrel, the distal end of the cutting element defining a cutting edge, the cutting element is in fluid communication with the barrel. A pushing element is slideably disposed about the outer diameter of the barrel, the pushing element is movable from a biased first position away from the cutting edge to a second position proximate the cutting edge.

Abstract: An ultrasonic surgical blade, wherein the blade has a curved shape, and both sides of the blade are provided with cutting surfaces, one surface is a concave surface and the other surface is a convex surface. The thickness of the blade is gradually thinned along a cutting direction from a proximal end to a distal end. The concave surface length is set as L1, the radius of curvature R1; the length of the convex surface L2, the radius of curvature R2; the angle of the bending of the center line of the blade is ?; the diameter of the proximal end of the blade is D; the thickness of the most distal end surface of the blade is T. The relationship among them is: L1=L2+L2/1.5*(D?T)*SIN(?) (1), R1=R2+2T (2). The range of each size is adjustable within 10%. An ultrasonic wave guide and an ultrasonic scalpel using this blade have fewer potential resonant frequencies, so the thermal damage to the tissue is small, and the performance is more stable.

Abstract: A vibration transmitter includes: a first rod including a fitting hole extending along the longitudinal axis thereof; and a second rod attached to a distal end portion of the first rod by a fitting portion fitted into the fitting hole in a state where a compressed surface pressure is received from the inner surface of fitting hole. The first rod includes: a first region in which the fitting portion is fitted into the fitting hole; and a second region positioned proximal of the first region. In the first region of the first rod, a crystal grain diameter is larger than that in the second region of the first rod.

Abstract: Aspects of the present disclosure are presented for a circuit design that provides automatic ultrasonic energy activation for a modular surgical system. In some aspects, a control circuit in an ultrasonic surgical instrument may be connected to a modular energy system that allows therapeutic energy to pass from a generator to the ultrasonic surgical instrument after automatically activating the ultrasonic functionality based on some threshold criterion being satisfied. In some aspects, the ultrasonic instrument may include a capacitive touch sensor that sends a signal to automatically activate the therapeutic ultrasonic energy when the touch sensor contacts appropriate tissue.

Abstract: A jaw member, end effector assembly including the jaw member and an ultrasonic blade, and an ultrasonic surgical instrument including the end effector assembly are provided. The jaw member includes a structural body and a jaw liner. The structural body includes a pair of proximal flanges and an elongated distal portion extending distally from the proximal flanges. The elongated distal portion includes spaced-apart side rails defining an elongated opening therebetween and interconnected at distal ends thereof via a distal cap. The jaw liner is engaged within the elongated opening and includes a base and first and second arms extending from the base. Each arm defines an inwardly-angled tissue contacting surface. The jaw liner defines a jaw liner compliance feature extending longitudinally therealong between the inwardly-angled tissue-contacting surfaces of the first and second arms to facilitate outward deflection of the first and second arms relative to one another.

Abstract: A scoring device includes an elongate shaft, a balloon disposed on a far side of the shaft and inflatable radially of the shaft by a fluid flowing into the balloon, at least one storage tube disposed along an outer surface of the balloon and having a storage lumen defined therein, and an elongate scoring wire storable in the storage tube and made of a harder material than the balloon. The storage tube is fixed to the balloon or the shaft and has an opening portion defined therein that provides fluid communication between outer and inner circumferential surfaces of the storage tube along the storage lumen when the balloon is inflated, and the scoring wire is movable in the storage lumen along a longitudinal axis of the storage tube.

Abstract: An ultrasound device for guiding a needle includes an elongated handle body and first and second ultrasound transducers. The ultrasound transducers are laterally spaced from one another and angled toward a channel defined therebetween configured for passage of a needle.

Abstract: A gas circulation system is disclosed for performing robotically assisted surgical procedures in a surgical cavity of a patient, which includes a multi-lumen tube set including a dual lumen portion having a pressurized gas line and a return gas line, and a single lumen portion having a gas supply and sensing line, a valve sealed access cap for cooperative reception with a first robotic cannula and having an inlet path for communicating with the gas supply and sensing line of the tube set, and a gas sealed access cap for cooperative reception with a second robotic cannula and having an inlet path for communicating with the pressurized gas line of the tube set and an outlet path for communicating with the return gas line of the tube set.

Abstract: This disclosure provides tools and implant techniques utilizing such tools to gain access to and implant a medical device, such as a medical electrical lead, within extravascular spaces. In one example, this disclosure provides a tool for creating a sub-sternal tunnel in a patient. The tool comprises a relatively straight guide member extending from a first end thereof to a second end thereof, a tunneling member extending from a first end thereof to a tip thereof, the tunneling member extending alongside and coplanar with the guide member, the first end of the tunneling member and the first end of the guide member being joined together, and a handle coupled to the guide member.

Abstract: A bone marrow access device includes a cannula and a sharp stylet removably positioned in the cannula. The cannula defines a distal opening at a distal tip and a side aperture in a side of the cannula, proximally from the distal opening. The stylet has a sharp distal tip and extends beyond the distal opening. A plug is receivable in the cannula distal to the side aperture to seal the distal opening when the stylet is removed. A method of accessing bone includes inserting the cannula and sharp stylet positioned in the cannula into bone; removing the sharp stylet from the cannula; pushing a plug through the cannula and distal to the side aperture to seal the distal opening of the cannula; and accessing the bone through the side aperture. Accessing the bone can include aspirating bone marrow, injecting a substance, or inserting an instrument into the bone.

Abstract: A needle guide apparatus for endocavity ultrasound intervention is provided, comprising a plastic bracket and a needle guiding passage made of metal that is provided in the plastic bracket, wherein the plastic bracket has a mounting structure that is detachably mounted to an endocavity ultrasound probe, and the needle guiding passage comprises a needle insertion groove provided by a metal head and a guiding groove provided by a metal guiding tube, the metal guiding tube is at least partially housed in the plastic bracket, and at least an inlet end of the metal head is exposed outside the plastic bracket. The needle guide apparatus for endocavity ultrasound intervention forms an all-metal needle guiding passage in the plastic bracket, so that the needle can smoothly and cleanly enter the human body during the ultrasonic interventional operation, and the interventional operation is safe, reliable and easy to operate.