179 results about "Needle guide" patented technology

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.

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 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.

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.

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.

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 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.

This invention discloses an electrostimulation rehabilitation therapy device, including a fixed base with fixing straps on both sides. The fixed base has a mounting ring on each side, and an electrostimulation device is mounted on the mounting ring. The electrostimulation device includes a mounting frame with a housing mounted on it. The housing has a receiving cavity with a slide rail inside. A needle holder is mounted on the slide rail, and the needle holder is driven to move by a driving mechanism. A needle body is mounted on the needle holder. An opening is formed on the bottom surface of the housing, and a guide head is installed at the opening. The guide head has a needle guide hole for the needle body to enter and exit. An electroacupuncture clamp assembly is located inside the housing. This invention first fixes the fixed base to the acupoint, then installs the electrostimulation device. Automatic needle insertion is achieved through the driving mechanism, and the electroacupuncture clamp assembly on both sides is driven by an electromagnet to clamp the needle body. The electroacupuncture device delivers an electrostimulation signal, improving needle insertion accuracy and electrical connection stability.

A trocar comprising a cannula and an obturator; wherein the cannula includes a head and a shaft, wherein the shaft extends from the head, and the head has a greater diameter than the shaft; the cannula defines a working channel which is open at both ends; the working channel defines a working channel axis; a pair of opposed needle guide elements are carried by an exterior portion of the cannula, wherein each needle guide element defines therethrough a needle guide channel, and wherein each needle guide channel defines a guide channel axis that is inclined with respect to the working channel axis; each needle guide channel axis is aligned with a needle inlet port defined by a first portion of the cannula shaft, and a needle outlet port which is defined by a second portion of the cannula shaft; and the second portion of the cannula shaft is located distally of the first portion of the cannula shaft.

A device and system for and methods of using an ultrasound probe housing containing ultrasound probes configured to produce images inside the body of a patient for procedures requiring needle or probe insertion. The ultrasound probe housing can be configured with a guide channel cut-out or aperture between the ambient side and body side of a patient. A needle guide assembly may be pivotally connected internal to the guide channel cut-out or aperture of the ultrasound probe housing at a pivot point such that during use the needle enters the patient through the needle guide assembly within the ultrasound probe housing so that the needle can be visualized by the ultrasonic probes in real time. The ultrasound probe housing may also provide an adhesion or suction quality to the body side of the device to facilitate aspects of the invention.

The invention provides a puncture device of a puncture needle, which comprises a base, a needle guide device, a locking mechanism and an adjusting mechanism, the needle guide device is arranged at the lower end of the base and is movably connected with the base, and the locking mechanism is arranged on the base and is used for locking or unlocking the needle guide device; the needle guiding device comprises a first needle guiding base and a second needle guiding base which are oppositely arranged, needle guiding channels allowing the puncture needle to pass through are formed in the lower end of the first needle guiding base and the lower end of the second needle guiding base, and the first needle guiding base and the second needle guiding base rotate in the opposite directions and can clamp or release the puncture needle. And the size of the guide pin channel is adjusted by controlling the opposite rotation angles of the guide pin seat I and the guide pin seat II. The needle guiding device is simple in structure and convenient to operate, the size of the needle guiding channel can be automatically adjusted, the puncture needle can be rapidly and stably released corresponding to the surgical operation states of puncture sampling, puncture and needle withdrawing, rapid disassembly and assembly of the needle guiding device can be achieved, and the surgical efficiency is improved.

The utility model discloses a quartz capillary tube sealing device, and relates to the technical field of analysis instrument sealing. The device comprises an ethylene propylene diene monomer sealing block, a compression mechanism sleeved outside the ethylene propylene diene monomer sealing block and a needle guide piece. And the compression mechanism consists of a sealing seat, a nylon clamping jaw sleeved outside the sealing block and a sleeve in threaded connection with the sealing seat. The device is specially designed for a vacuumizing process; a channel is pre-formed through the needle guide piece, so that nondestructive insertion and extraction of the capillary tube are realized; the nylon clamping jaw is pressed by screwing the sleeve, so that the sealing block is radially deformed to realize vacuum sealing; the device can be flexibly placed as an independent tool. The utility model has the core effects that the problems that the capillary tube is easily damaged, the operation is complicated and the sealing is unreliable in the traditional temporary sealing method are solved, and a special tool which can quickly finish sealing and unsealing in the vacuum preparation stage, is simple and convenient to operate and can effectively protect the capillary tube is provided.

A baler includes a pressing channel where crop bales are conveyable along a pressing axis, and a binding arrangement. The binding arrangement has a needle swing, a holding unit, a deflection drive, and a deflection device which has a detection element. The needle swing has binding needles arranged offset to each other. Each binding needle guides a respective binding element strand upwards through the pressing channel. The holding unit holds a holding section of the binding element strand which is guided upwards. The deflection drive adjusts the deflection device. The detection element moves relative to the holding unit and partially moves along the pressing axis. At least one binding element strand is detectable by the detecting element, and is deflected through the pressing channel to produce a binding element loop. The binding element loop changes direction relative to the pressing axis at the at least one detection element.

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.

This invention provides a needle guide replacement unit and a liquid dispensing device including the same. The replacement unit includes a base and a limiting member; wherein, the base has a first base chamber and a second base chamber arranged sequentially from the inside to the outside; the limiting member is disposed in the second base chamber and has a hollow portion to allow the needle guide to pass through and be fixed in the first base chamber; the limiting member is also adapted to rotate to misalign the hollow portion with the needle guide to restrict the needle guide from passing through the hollow portion and leaving the first base chamber, and to rotate in the opposite direction to align the hollow portion with the needle guide so that the needle guide can pass through the hollow portion and leave the first base chamber. Using this invention, not only can the installation and removal of the needle guide be flexibly controlled, thus facilitating needle replacement, but the structure is also simple and easy to operate.

A needle guiding device for imaging-guided procedures features sensors to monitor the needle's attitude and a calibration tool fixed to the imaging machine for alignment. The device offers customizable feedback, including visual, audible, and haptic alerts, to maintain the planned insertion trajectory. The calibration tool, which may include reference surfaces that are perpendicular, non-perpendicular, or feature a groove, ensures accurate alignment. The device can log procedural data and is compatible with both single-use and reusable configurations. It is designed for use with one needle at a time, with options to use multiple devices for multiple needles or sequentially against different needles.

The utility model relates to the technical field of optical communication, in particular to a moisture-proof and scratch-proof high-speed optical module optical fiber MPO connector. The inclined plane design of the connecting end face is beneficial to reducing the reflection loss of optical signals, and meanwhile, the compatibility with the existing standard is kept; the optical fiber end face is arranged in the center of the connecting end face, so that efficient transmission of optical signals is ensured, and accurate butt joint with other optical fiber assemblies is facilitated; the needle guide hole is arranged for accurate positioning with the MT jumper wire, so that the accuracy and stability of connection are ensured; the bosses are arranged on the two sides of the connecting end face and located on the periphery of the needle guide hole, when the high-speed optical module optical fiber MPO connector is connected with an MT jumper wire, the bosses make contact firstly, and direct contact between the optical fiber end faces is prevented. Therefore, not only is the formation of water vapor prevented, but also scratching or abrasion possibly caused by direct contact is avoided, so that the phenomena of jitter and error codes in the high-speed data transmission process are reduced.

The utility model provides a ventricular puncture auxiliary support, and relates to the ventricular puncture support field, the ventricular puncture auxiliary support comprises a locking assembly, the top of the locking assembly is fixedly connected with a puncture needle guide groove, the puncture needle guide groove is used for guiding a puncture needle, the surface of the locking assembly is also provided with three positioning assemblies, the number of the positioning assemblies is three, and the positioning assemblies are used for positioning the ventricular puncture auxiliary support. The locking assembly is arranged on the positioning assembly and used for positioning the double ear canals and the eyebrow arch respectively, the locking assembly comprises a fixing block, a first guide hole, a second guide hole, a first threaded hole and a first fastening bolt, and the first guide hole and the second guide hole are used for guiding the positioning assembly; by arranging the guide rail, the positioning block, the sliding groove, the second threaded hole and the second fastening bolt, the effect of positioning the puncture position is achieved, the connecting line of the left ear canal and the right ear canal and the positioning of the eyebrow arch can be achieved through the cooperation of the three positioning assemblies, and therefore deviation of the puncture position can be prevented, and the puncture accuracy is improved. And the success rate of puncture is effectively improved.

A needle aligner for aligning a needle with an imaging probe 105 comprises a housing 750 configured to be secured to the probe; and needle guide part which is attached to the housing and positionable