247 results about "Needle guide" patented technology

A holographic augmented reality ultrasound needle guide system and method includes an augmented reality display such as a headset wearable by a user. The augmented reality display is configured to depict a virtual ultrasound image. The augmented reality display is further configured to allow a user to select a desired reference point on the virtual ultrasound image. The system is configured to depict a holographic needle guide based on the selection of the desired reference point. The system is also configured to adjust a trajectory of the holographic needle guide to avoid intersecting undesired anatomical structures. The augmented reality display is further configured to stamp the holographic needle guide into a selectively locked trajectory and position.

The invention relates to the technical field of bone implants for minimally invasive surgery, and particularly discloses an implant for percutaneous minimally invasive thoracolumbar vertebral fracture, which comprises a vertebral body forming body, the vertebral body forming body comprises a vertebral body forming body head and a plurality of blade parts arranged at the rear end of the vertebral body forming body head in a surrounding manner, the vertebral body forming body head is provided with a needle guide hole penetrating along the axial direction, and the needle guide hole is communicated with the blade parts; a containing cavity is defined by the blade parts; the front end of the threaded guide rod and the head of the cone forming body are integrally formed, the needle guide hole penetrates through the threaded guide rod in the axial direction, and the rear end of the threaded guide rod extends out of the containing cavity; the pedicle screw is provided with a threaded hole penetrating in the axial direction, the threaded hole is in threaded connection with the threaded guide rod, the pedicle screw comprises a screw head and a threaded part arranged at the rear end of the screw head, and the screw head is arranged in the containing cavity and expands the blade part. According to the implant for the percutaneous minimally invasive thoracolumbar vertebral fracture, surgical wounds are reduced, the vertebral restoration effect is good, the stability of a vertebral formed body is guaranteed, and the surgical time can be saved.

A highly sealed invasive biosensing assembly and a biological information monitoring apparatus. The present invention relates to the technical field of biosensors. The highly sealed invasive biosensing assembly comprises a biosensor, and an electrode-protecting cover is snap-fitted to the lower part of the biosensor. A guide needle is snap-fitted into the biosensor, longitudinally penetrating the biosensor. The biosensor further comprises a sensing electrode and an electrode pressure plate. In a first state, the electrode pressure plate, the lower part of a needle guide seat, and the interior of the electrode-protecting cover form a first closed cavity. In a second state, the electrode-protecting cover is detached from the biosensor, so that at least part of the sensing electrode entering the first closed cavity and at least part of a needle body extend out of the first closed cavity. The invasive biosensing assembly and the biological information monitoring apparatus form a closed space inside the assembly and the apparatus by means of a snap structure and the positional relationship between components during assembly, thereby improving the hermeticity in the assembly and the apparatus, so that the assembly is in a sterile state before being implanted into a human body.

A method for closing a puncture in tissue that includes advancing a guide member into proximity with the tissue, the guide member having a needle guide, positioning a distal end of the guide member with the needle guide toward the tissue to present an opening of the needle guide toward the tissue the needle guide cooperating with a suture securing device that is slidably coupled to the guide member and a suture attached to the suture securing device, deploying the suture securing device, the suture securing device comprising a body with an anchor point for the suture and features that allow the suture securing device to pierce the tissue and resist retraction through the tissue, and establishing tension in the suture to move the suture securing device toward another suture securing device to thereby close the puncture in the tissue.

The invention belongs to the technical field of medical apparatus and instruments, and particularly relates to an ICU department critical patient effusion drainage device which comprises a sleeping table and a bed body for a patient to lie flat. A needle clamping part is arranged at the axis of the flat plate part, and the needle guiding end penetrating into the abdominal cavity of the patient is fixed through the needle clamping part; and the guide parts are symmetrically arranged on the two sides of the flat plate part. The device can assist medical staff in pricking a patient suffering from abdominal dropsy, and after the medical staff pricks the pricking needle into the abdomen of the patient, the device can keep the pricking needle in a stable vertical state and reinforce the pricking needle, so that when the medical staff connects the pricking needle with a drainage belt, an assistant does not need to assist in taking the drainage belt, and the operation is simple and convenient. When the drainage belt is in butt joint with the puncture needle, it can be guaranteed that the puncture needle has enough stability, and the problem that a patient is secondarily hurt due to the fact that the drainage belt makes contact with the abdomen of the patient and stirs the abdomen of the patient is solved.

The invention relates to a cooking assisting method, and the method comprises the steps: obtaining the input information of a to-be-cooked food material, and the input information of the to-be-cooked food material comprises at least one of a food material picture and food material text information; according to the input information of the to-be-cooked food material, recommended menu options and corresponding pin guidance are provided for a user, and the pin guidance is used for guiding the user to insert a temperature probe into the to-be-cooked food material; and after the user selects a menu option and successfully inserts the temperature probe into the food material to be cooked according to the guide of the contact pin, generating a cooking control parameter corresponding to the menu option. The cooking auxiliary method can improve the convenience of food material cooking and the success rate of one-key cooking. The invention further relates to a cooking auxiliary device and system, electronic equipment and a readable storage medium.

The device of the present invention is an ultrasound device which is used in a clinical setting to help users locate the correct position and angle for needle insertion. The device provides images of perpendicular image planes without needing to move the device thereby allowing a user to maintain a steady view of the target and surrounding anatomy in multiple image planes as the needle is advanced. The device may comprise a needle guide assembly which can adjust the needle guide angle to control needle insertion. The device may comprise a boot which provides acoustic coupling, sterility and needle guidance.

A transperineal puncture guiding bracket is provided, comprising a probe fixing assembly and a guiding assembly, wherein a mounting plate is set on top of the probe fixing assembly, the guiding assembly comprises a needle grooved plate and a cover plate, and the needle grooved plate is detachably combined to a first side surface of the mounting plate by a first vertical insertion structure, a first hanging structure and a first buckling structure, the cover plate is detachably combined with the needle grooved plate by a second vertical insertion structure, a second hanging structure and a second buckling structure, thereby the cover plate is detachably attached to the needle grooved plate to form a plurality of needle guiding holes. In the bracket, needled grooved plates of different specifications can be replaced according to the puncture needles, and the puncture needle can be easily separated from the bracket.

A device comprises an ultrasound probe housing having an ambient side and a body side wherein the ultrasound probe housing contains a plurality of ultrasound probes configured to produce images of inside the body of a patient. The device may further include a needle guide assembly connected to the housing that receives a needle for insertion into the body of the patient so that the needle can be visualized by the ultrasonic probes in real time. Each of a first set of the ultrasound probes is positioned non-perpendicular to the body side of the ultrasound probe housing such that a direction of ultrasound waves generated by each of the first set of ultrasound probes is toward a site of penetration of the needle into the body of the patient.

The present invention discloses a watchband assembly jig and a watchband assembly device, which have high alignment accuracy and good assembly effect. The watchband assembly jig includes a lug positioning component, a watchband positioning component, and an ear needle positioning component. The lug positioning component is fixed to a first fixing frame and includes a watchband fixing seat located in an assembly position and positioning the watchband; the watchband positioning component is mounted on a second fixing frame and includes a watchband positioning platform for positioning the watchband; the ear needle positioning component includes an ear needle guide block mounted on a third fixing frame, the ear needle guide block having ear needle mounting holes corresponding to the ear holes on the watchband; wherein the second fixing frame is slidably connected to the first fixing frame in a front-to-back direction and enables the watchband positioning platform to move between a front loading position and a front assembly position, so that the watchband head on the watchband positioning platform moves between the watchband loading position and the assembly position; the third fixing frame is slidably connected to the second fixing frame in a front-to-back direction and enables the ear needle guide block to move between a avoidance position and directly above the assembly position.

A needle guide plate bending and milling integrated machine and a needle guide plate bending and milling method. The needle guide plate bending and milling integrated machine comprises a frame (10), a feeding mechanism (20), a bending and milling mechanism (30), and a driving mechanism (40). The feeding mechanism (20) is used for conveying a needle guide plate (1). The bending and milling mechanism (30) is located on one side of the feeding mechanism (20); the bending and milling mechanism (30) is used for bending and milling a part of the structure of the needle guide plate conveyed by the feeding mechanism (20); the bending and milling mechanism (30) comprises bending wheels (31) and a milling wheel (32); the bending wheels (31) and the milling wheel (32) are located in a same plane; the bending wheels (31) and the milling wheel (32) sequentially pass through the part of the structure of the needle guide plate. The driving mechanism (40) is separately connected to the feeding mechanism and the bending and milling mechanism (30); the driving mechanism (40) is used for driving the feeding mechanism (20) to convey the needle guide plate, and is further used for driving the bending wheels and the milling wheel of the bending and milling mechanism to sequentially pass through the part of the structure of the needle guide plate, so as to machine the needle guide plate to be suitable for textile production requirements. The needle guide plate bending and milling integrated machine enables needle guide plates to be bent and milled under the same position reference, avoiding machining errors caused by different references after multiple feedings, and also avoiding the situation where bent guide needle plates are difficult to stack and thus it is inconvenient to further mill the guide needle plates.

An endoscope add-on assembly adapted to be attached to a target endoscope. The endoscope add-on assembly includes an ultrasound imaging head, an ultrasound imaging sub-assembly, and a needle guide ramp. The ultrasound imaging head defines an imaging slice plane. The ultrasound imaging sub-assembly is configured to selectively engage the ultrasound imaging head. The ultrasound imaging sub-assembly includes a retaining element configured to secure the ultrasound imaging sub-assembly to the target endoscope. The needle guide ramp is configured to direct a motion of a needle of the target endoscope. The needle guide ramp is configured to align the needle of the target endoscope within the imaging slice plane when the endoscope add-on assembly is attached to the target endoscope.

An inserter can include a housing and a slider component. The slider component can be coupled to the housing and positioned along an outer surface of the housing. The slider component can be slidable along an elongated slot of the housing and include a guide tab disposed within a guide channel of the housing body. The slider can include a friction tab having a biasing member configured to press against the housing to urge the guide tab against a wall of the guide channel. Further, a deflector component can be provided that includes a needle guide configured to receive a needle of the inserter therein. The deflector component can be removably coupled to the inserter to allow the needle guide to bend the needle and hold the needle in a bent configuration.

1. The name of the design product: needle guide. 2. The use of the design product: used to form a corresponding angle of puncture channel in the plane with the frame body in the ultrasonic intervention operation. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: change state perspective view 1.

The utility model discloses a guide pin protection device for a ribbon binding machine. The guide pin protection device comprises a bottom plate, a sliding plate is connected to the bottom plate in a sliding mode, two supporting plates are arranged on the sliding plate, a positioning plate is erected on the supporting plates, a sliding groove is formed in the positioning plate, two sliding blocks are connected into the sliding groove in a sliding mode, and positioning holes are formed in the sliding blocks. The protection assembly comprises a protection seat and a protection plate which are fixedly connected, a through hole is formed in the protection seat, a push needle is arranged in the through hole, the top end of the push needle is hooked with the positioning hole, a protection groove is formed in the inner side face of the protection plate, and the push needle is located in the protection groove; the number of the protection assemblies is two, one protection base is fixedly connected with the bottom plate, the other protection base is in sliding connection with the bottom plate, and a sliding adjusting device is arranged between the protection base and the bottom plate which are in sliding connection. According to the device, the protective sleeve can prevent the push pin from being damaged, the protective groove can play a role in guiding sliding of the push pin, normal work of the plastic pin machine is guaranteed, and meanwhile a user can meet the machining requirements of different plastic pins by adjusting the distance between the two protective assemblies.

The present application relates to the technical field of medical equipment, and provides a controllable bending puncture soft needle guide sheath mechanism, which comprises a support module, a sheath rotation module arranged on the support module, capable of fixing a sheath and driving the sheath to rotate, a sheath deflection module arranged on the sheath rotation module and capable of driving the sheath to horizontally deflect, and a safety module arranged on the support module and capable of being switched between a locked state and an unlocked state, wherein the safety module allows the sheath to be driven to rotate in the unlocked state, and does not allow the sheath to be driven to rotate in the locked state. The present application has a simple and compact structure, and axial rotation and radial deflection of the sheath are completed through two driving members and a transmission structure. The transmission structure avoids interference between the two movements, has a clever structure design, and is practical.

A gaseous fuel injector 200 comprising a gas delivery chamber 48 and housing body 22 defining a working fluid chamber 34 and needle guide bore 24. A valve needle 212 is movable within the guide bore,

The invention relates to a high-precision double-sided circular knitting machine and a knitting control method, and relates to the technical field of knitting equipment, a rack is fixedly installed on the outer side of a shell, a supporting ring is installed at the top of the rack, a supporting column is fixedly installed on the upper end face of the supporting ring, a yarn guide frame is arranged at the upper end of the supporting column, and a yarn guide rod is arranged on the yarn guide frame. A yarn connecting frame is installed on the inner side of the yarn guide frame, a triangular bottom plate is arranged on the inner side of the yarn guide frame, a guide triangular device is arranged on the surface of the triangular bottom plate, and the guide triangular device comprises a needle guide triangle, a forward density triangle, a herringbone triangle, a reverse density triangle and a guide triangle. The control module receives a needle rail gap signal, an instruction is generated based on the acting force of a needle butt on the triangular working face to drive the servo motor to adjust the inclination angle of the guide triangular device, the knitting precision is dynamically controllable, machine part abrasion is reduced, the service life of equipment is prolonged, and the device is suitable for high-density knitting of superfine denier polyester filaments.

An intravascular catheter for nerve activity ablation and / or sensing includes one or more needles advanced through supported guide tubes (needle guiding elements) which expand to contact the interior surface of the wall of the renal artery or other vessel of a human body allowing the needles to be advanced though the vessel wall into the extra-luminal tissue including the media, adventitia and periadvential space. The catheter also includes structures which provide radial and lateral support to the guide tubes so that the guide tubes open uniformly and maintain their position against the interior surface of the vessel wall as the sharpened needles are advanced to penetrate into the vessel wall. Electrodes at the distal ends of the guide tubes allow sensing of nerve activity before and after attempted renal denervation. In a combination embodiment ablative energy or fluid is delivered to ablate nerves outside of the media.

The present invention relates to a method and apparatus for transperineal prostate biopsy. In one embodiment, the apparatus for transperineal prostate biopsy includes: (a) a first parallel mechanism for generating translational or rotational motion of an ultrasound probe; (b) a series-parallel hybrid mechanism as an end effector of the first parallel mechanism for accommodating the ultrasound probe and a biopsy needle guide; (c) a drive module of the series-parallel hybrid mechanism for generating rotational and translational motion of the ultrasound probe along an axis of the ultrasound probe; (d) a second parallel mechanism of the series-parallel hybrid mechanism for controlling the configuration of the biopsy needle guide relative to the ultrasound probe and constraining the trajectory of the biopsy needle to an axial imaging plane of the ultrasound probe; and a controller for performing kinematic modeling.

A needle guidance system is provided. The needle guidance system includes a first assembly including at least one probe holder configured to receive a probe and a first rotation member coupled to the probe holder and configured to rotate the probe holder such that the probe rotates about a longitudinal axis of the probe, and a second assembly including at least one needle guide configured to receive a needle, a guide holder attached to the needle guide and configured to secure the needle guide and a second rotation member coaxial with the first rotation member. The second rotation member is coupled to the guide holder and configured to rotate the guide holder such that the needle rotates about the longitudinal axis of the probe. A method of constructing an ultrasound image is further described.

The present invention relates to an internal radiotherapy implant needle guide, comprising a rod-shaped body, a central bore arranged along the central axis of the rod-shaped body, axial needle passageways evenly distributed along the circumference of the rod-shaped body and arranged parallel to the central boreway, a plurality of oblique needle entry openings arranged on the side of the rod-shaped body's tail end, and a plurality of oblique needle exit openings arranged on the side of the rod-shaped body's head end; the oblique needle entry openings and oblique needle exit openings correspond to each other and are connected by the oblique needle passageways. The present invention facilitates implant needle positioning and has a simple structure.

Proposed is a continuous analyte meter, including an electrochemical sensor invasively inserted into the skin, a transmitter including a main substrate to which a battery is connected and a housing in which the main substrate is accommodated, the housing being attached to the skin and the main substrate controlling a signal measured by the electrochemical sensor, and a needle guiding the electrochemical sensor to be invasively inserted into the skin.

To provide a syringe system with improved safety. The syringe system includes a first syringe, a first needle guide, and a first holder. The first syringe includes a first needle. The first needle guide has a first hole in which the first needle is positioned and which is shorter than a length of the first needle in a longitudinal direction. The first holder fixes the first syringe and the first needle guide at a specific interval. The specific interval is greater than a difference between a length of the first needle and a length of the first hole.

The invention belongs to the technical field of electronic accessory production, and particularly relates to a cam cutting and pin inserting mechanism which comprises a pin placing component, a pin inserting component and a pin inserting component. A needle guiding component is arranged at the front part of the rear support frame; and the pin rotating component is arranged at the front part of the pin guiding component and is used for guiding the bottom end of the metal contact pin to slide downwards. According to the device, a metal contact pin is firstly inserted into a guide sliding plate, then the metal contact pin at the upper part of the guide sliding plate is cut off, and the cut-off metal contact pin is transferred to the bottom end of a pressing push rod by sliding the guide sliding plate; therefore, when the push rod is pressed downwards to push the cut-off metal pin downwards, the metal pin can be smoothly inserted into the preset point position of the pin plate, and the problem that the inserted pin head is loosened on the pin plate or penetrates through the pin plate to cause damage to a device is avoided.

This invention discloses a robotic multi-needle puncture trajectory planning method for prostate cancer. By acquiring two-dimensional ultrasound images and spatial positioning data of the prostate, the coordinates of three-dimensional feature points of obstacles such as blood vessels and the pubic bone are obtained. The tumor contour is extracted using a combination of manual delineation and an improved target detection algorithm to complete three-dimensional reconstruction of the prostate and tumor, as well as implicit function modeling of obstacles, constructing a personalized three-dimensional surgical environment. This method employs a progressive planning strategy, solving for a collision-free reachable workspace for each needle, optimizing the needle insertion trajectory with the shortest path and minimal trauma as objectives, and establishing a tissue deformation compensation model to correct target point offset. Simultaneously, the implanted puncture needles are used as dynamic obstacle iterative update constraints to achieve cyclical optimization of the multi-needle trajectory. Finally, a six-degree-of-freedom robotic arm equipped with a needle guide device completes precise positioning and puncture assistance, achieving orderly, collision-free multi-needle implantation. This invention effectively improves puncture positioning accuracy and surgical safety, reduces manual intervention, and provides an automated, high-precision trajectory planning solution for prostate particle implantation.

To provide a shunt inserter which can increase the precision while reducing operator effort and surgery time.SOLUTION: An inserter 100 can include a housing 102 and a slider component 106. The slider component can be coupled to the housing and positioned along an outer surface thereof. The slider component can be slidable along an elongate slot 110 of the housing and include a guide tab disposed within a guide channel 111 of a housing body. The slider can include a friction tab having a biasing member configured to urge against the housing body to urge the guide tab against a wall of the guide channel. Further, a deflector component can be provided that includes a needle guide configured to receive the needle of the inserter therein. The deflector component can be removably coupled to the inserter in order to permit the needle guide to bend the needle and maintain the needle in a bent configuration.SELECTED DRAWING: Figure 1B

The utility model relates to the field of medical apparatus and instruments, and provides a guide needle guider which comprises a handle, a guide needle and a guide needle. The side face of the positioning catheter is connected with the handle, a guide cavity is formed in the positioning catheter, a guide needle inserting hole set is formed in one end face of the positioning catheter, and a guide needle inserting hole set is formed in the other end face of the positioning catheter; the guide pin insertion hole group comprises a plurality of guide pin insertion holes communicated with the guide cavity, the guide pin insertion holes have different inclination angles and / or translation positions, the guide pin insertion hole group comprises a plurality of guide pin insertion holes communicated with the guide cavity, and each guide pin insertion hole is correspondingly communicated with at least one guide pin insertion hole. According to the guide needle guider provided by the utility model, through the design of the guide needle insertion hole group and the guide needle insertion hole group on the positioning guide tube, the guide needle can be inserted in and out at different inclination angles and / or translation positions. The design allows a doctor to quickly and accurately adjust the position and the angle of the guide needle in the operation process.

Various embodiments of an augmented reality guidance system for needle insertion guidance using an image analysis and visualization augmented reality application deployed on a smartphone is disclosed herein. The smartphone is coupled to a needle guide structure for holding and guiding a medical needle and is operable for executing the augmented reality application to track and display the position of the smartphone and the medical needle in three-dimensional space of the augmented reality application relative to a target along a planned trajectory.

The application provides a needle guide winding device, which is configured to wind a wire body around an electrode. The needle guide winding device comprises a needle guide module, a base, a rotating module and a guide module. A needle body part of the needle guide module is arranged along a first axial direction and comprises a front end and a rear end opposite to each other. The rotating module is pivotally arranged between the base and a needle rotating part of the needle guide module, and is configured to drive the needle guide module to swing up and down by an angle along a longitudinal direction relative to the base with the second axial direction as the center, wherein the second axial direction is perpendicular to the first axial direction. The guide module is connected to the rear end of the needle body part and is configured to drive the needle body part to slide along the first axial direction, wherein when the rotating module drives the needle guide module to swing by the angle, the guide module drives the front end of the needle body part to slide along the first axial direction relative to the second axial direction by a displacement distance, and the front end is maintained at a fixed transverse displacement amount.