766results about "Instruments for stereotaxic surgery" patented technology

The invention provides a puncture guiding device and method for an intelligent diagnosis and treatment system and the intelligent diagnosis and treatment system, and belongs to the technical field of intelligent medical treatment, and the puncture guiding device comprises a focus and puncture parameter determining module which is used for determining a focus area and puncture parameters of a target part; the path planning module is used for planning a motion path of the puncture driving component based on the focus area and the puncture parameters and outputting the motion path; the receiving module is used for receiving the real-time monitoring information in the puncture process of the puncture needle on the target part; the displacement determination module is used for determining the displacement of the focus area based on the real-time monitoring information; and the dynamic adjusting module is used for dynamically adjusting the motion path of the puncture driving part based on the displacement and outputting the adjusted motion path. The movement path of the puncture driving component is dynamically adjusted by monitoring the displacement of the focus area and the state of the puncture driving component in real time, so that the puncture process can adapt to the dynamic change of the target part.

The invention discloses a surgical site marking and verifying system based on multi-modal sensing and AI real-time checking, and belongs to the technical field of medical instrument management. The system comprises: a data acquisition module for acquiring a copy of preset surgical site data associated with a patient identity identifier; the intelligent marking pen comprises a pen point; the real-time checking module is used for checking whether a physical position of the pen point is consistent with a target area limited by preset surgical site data or not in real time when a proximity sensor detects that the pen point is located within a preset distance of the skin of a patient; the mark execution module is used for forming a physical mark in the target area under the condition that the verification result of the real-time verification module is consistent; and the multi-mode verification module is used for verifying the physical mark in the operation so as to confirm the consistency of the physical mark, the patient identity identifier and the preset operation site data. According to the invention, marking errors are avoided, and the problem that traditional marks are easy to erase is solved.

The invention provides a condyle positioning device and a lower jaw fixator with the condyle positioning device.The condyle positioning device comprises a condyle positioning component, a tooth retention guide plate and a dividing structure formed between the condyle positioning component and the tooth retention guide plate. Wherein the tooth retention guide plate and the condyle positioning component are of an integrated structure and can be separated along the segmentation structure, the condyle positioning component is suitable for being fixed to the front edge of the ramus of the mandible of a patient, and the tooth retention guide plate is manufactured based on the tooth form of the mandible part of the patient and fixed to the corresponding dentition. The condyle positioning component is connected with the lower jaw fixator through a mortise and tenon joint structure so as to position the specific position of the condyle of the patient after the lower jaw operation.

The invention relates to the technical field of medical instruments, in particular to an ice stimulation training device for dysphagia rehabilitation, which comprises a box body with an upward opening, a cover plate arranged at the opening of the top of the box body, two partition plates arranged in an internal cavity at an interval up and down, and an auxiliary opening mechanism arranged in a training opening in the front side of the box body and used for opening the box body. An ice stimulation training head is arranged in the ice stimulation training device, the tail of the ice stimulation training head is connected with a control mechanism, and a pneumatic assembly is arranged on the left side of the top of the partition plate on the upper side and connected with the auxiliary opening mechanism through an air pressure rod assembly. The problems that in the prior art, an ice stimulation training device for rehabilitation of the stroke dysphagia generally can only achieve single ice stimulation treatment and lacks auxiliary taste stimulation and vibration stimulation for comprehensive treatment, so that the whole treatment process is long in time, more complex and free of cooperation, and the treatment cost is low are solved. Meanwhile, the compliance of the patient and the recognition degree of treatment are also reduced, and the patient cannot recover as soon as possible.

The present invention provides a frame (21) for supporting a digit which may be used during surgery to elevate the digit during an operation. The frame comprises a plate (24) with two wings (22, 23) which define a plane and a space therebetween, an engaging feature (28) on each wing for removable engagement with retaining ties (45), and an elevated support surface (32) between the wings to support a digit. The frame provides a secure platform for supporting digits during hand surgery.

A geared-motor assembly for use in a spatial frame is disclosed. Each of the geared-motor assemblies being selectively attachable and detachable from a manually adjustable strut in a spatial frame. In use, with the geared-motor assemblies detached, the struts can be manually adjusted (e.g., rotated) to, for example, facilitate initial construction of the spatial frame in the operating room, to allow patients to manually adjust the struts if desired, etc. Thereafter, with the geared-motor assemblies coupled to the struts, motorized and / or automated adjustment of the struts according to a treatment plan can be achieved. In use, each of the geared-motor assemblies is configured as a stand-alone device including all of the needed intelligence (e.g., microprocessor, printed-circuit board, etc.) and power supply to control and power the geared-motor assembly so that no external wires or centralized controller is required.

The present disclosure relates to a medical robot system (2) comprising a medical instrument (4), a movable robot arm (10), a guide device (14), a control unit (30), and a navigation system (34), wherein a stop geometry (8) of the instrument (4) is fixed relative to an instrument tip (6) of the instrument (4), and the control unit (30) is configured to position the robot arm (10) such that the stop geometry (8) of the instrument (4) abuts the counter-stop geometry (16) of the guide device (14) when the instrument tip (4) reaches a predetermined insertion depth (E) along a pre-planned trajectory (T). Furthermore, the present disclosure relates to a control method for the medical robot system (2).

Medical devices and related methods useful for needle access during medical procedures are described. The medical device may include a needle and a handle coupled to the needle, wherein the handle includes a body comprising a radiolucent material, a first marker proximate a proximal end of the body and a second marker proximate a distal end of the body. Each of the first marker and the second marker may include a radiopaque material, and the first marker may have a shape complementary to the second marker to align a position of the needle relative to a subject when visualized by X-ray imaging.

Presented is a system and method for implanting a flexible electrode array in a biological organ. The system includes an electrode implant tool that includes an elongate rod and an electrode implant assembly having a plurality of attachment members. The electrode implant assembly further includes a ring member connected to each of the attachment members. A variable magnetic field generator is arranged in the ring member. The system uses electromagnetic force to temporarily strengthen the flexible electrodes allowing the penetration into the brain.

The utility model provides a restraint strap for a lumbar puncture patient. According to the restraint strap, elastic bands are symmetrically sewn on a chest strap, a son buckle and a mother buckle are arranged at the two ends of the chest strap respectively, two straps are sewn on the upper portion of the chest strap, the straps are connected with a chest strap connecting strap through buckles shaped like a Chinese character'ri ', upper Y-shaped straps are sewn on the tops of the straps, leg straps are sewn on the lower portions of lower Y-shaped straps, and the upper Y-shaped straps are connected with the lower Y-shaped straps through buckles shaped like a Chinese character'ri'. Velcro tapes are arranged at the two ends of the leg bridle, a son buckle and a buckle shaped like a Chinese character'ri 'are fixedly arranged at the two ends of the connecting band respectively, and the upper Y-shaped bridle is connected with the lower Y-shaped bridle through the connecting band. The restraint strap can stably fix the body of a patient, reduces unnecessary movement of the patient in the lumbar puncture process, helps the patient to keep a standard lumbar puncture body position, facilitates accurate positioning of a puncture point, shortens the lumbar puncture time, is reasonable in structural design, easy, convenient and practical to operate, reduces repeated operation caused by lumbar puncture failure, and improves the lumbar puncture success rate. And the efficiency of lumbar puncture is improved.

A tracking surgery frame for tracking a patient via a surgical navigation system includes an opening for entry to an intervention region, which is arrangeable around an intervention region and fixable with or to the patient so that a geometrical relationship between the intervention region and frame does not change. A first rigid body has at least one first marker for being tracked by the navigation system. A second rigid body has a second marker for being tracked by the navigation system. At least three markers are connected to the frame. The frame provides access to and a view of the intervention region via the opening. The first rigid body is spaced further apart from the second rigid body than the first rigid body is spaced apart from a portion of the frame. The frame can be used with a navigation system, navigation method and computer-readable storage medium.

The present application belongs to the field of medical devices, and relates to an ablation needle positioning support, comprising a support body, a limiting component and a support leg component. The limiting component is fixed to the support body and is used for limiting the movement of the ablation needle in a preset direction; the support leg component comprises a plurality of support legs mounted on the support body, and at least part of the support legs are movably connected with the support body so as to be able to adjust the relative position and / or angle with the support body. The support body of the present application establishes support on the surface of the human body, and at least part of the support legs are movably connected with the support body, so that the adaptation of the skin curve at different positions of the human body can be realized. The limiting component can establish the limitation on the ablation needle, limit the movable direction of the ablation needle, and significantly reduce the difficulty of keeping the ablation needle stable after puncture.

SUMMARY OF THE INVENTION An improved system and method for providing proper alignment of a patient's anatomy and hip joint components during hip replacement surgery is provided. In another embodiment, a hip joint navigation tool is provided that includes an anatomical joint surface with a bone-engaging portion. A registration tool is also provided that is coupled, e.g., removably, to the anatomical joint surface. A rotatable member is provided for rotation about a non-vertical axis when the tool is attached to a bone adjacent the hip joint and the registration tool is coupled to the anatomical joint surface. An anatomical structure-engaging probe is coupled to the rotatable member for rotation about the axis and is translatable so that the probe can be brought into contact with multiple anatomical landmarks during surgery. An inertial sensor is coupled to the probe to indicate an orientation relative to the landmarks, the sensor being disposed at a different orientation relative to the horizontal when the probe is in contact with the landmark.

The invention belongs to the technical field of medical instruments, and discloses a neurosurgery head frame capable of achieving image recognition and position adjustment and a using method, and the neurosurgery head frame comprises a supporting base, a head supporting ring and a plurality of fixing head nail suites; the top end of a vertical plate of the supporting base is provided with an arc-shaped groove sliding way which is arranged in an inwards-concave mode, a plurality of fixing head nail sets are detachably installed on one side face of the head supporting ring in the circumferential direction of the head supporting ring and can abut against and make contact with the head of a patient to fix the head, and the head supporting ring is installed on the arc-shaped groove sliding way in a sliding mode. The head supporting ring and the arc-shaped groove slide way are locked through a locking screw, the rotation angle of the head supporting ring in the arc-shaped groove slide way can be adjusted by unscrewing the locking screw, and then the head position rotation angle of the head is adjusted. The supporting base and the head supporting ring are provided with a plurality of identification point positions. The head frame can provide fixation of different head positions required by an operation, is suitable for various different head neurosurgery operations, and can quickly recognize the change of the head position through an image.

The utility model relates to an anti-bite device for an oral thermometer, which relates to the technical field of medical instruments and is used for solving the problem that in the prior art, a patient may unconsciously bite the thermometer, so that the risk that the thermometer is damaged is greatly increased. And the broken or damaged part of the thermometer may seriously threaten the oral cavity of the patient and even the whole digestive system to cause body injury. Comprising an upper meshing block and a lower meshing block, the upper meshing block and the lower meshing block are detachably connected, an inclined fixing through hole is formed between the upper meshing block and the lower meshing block, the fixing through hole is used for installing a thermometer, and the thermometer is detachable. Occlusion grooves are formed in one sides, in contact with teeth, of the upper occlusion block and the lower occlusion block.

The application provides a joint cavity puncture auxiliary positioning device, which comprises a base, a liftable lifting frame arranged on the base, a hinged mounting frame arranged at one end of the lifting frame, two groups of swingable supporting rods arranged on the mounting frame, a mounting frame arranged in the mounting frame, a movable frame slidably arranged in the mounting frame, a control assembly arranged on the mounting frame and used for driving the movable frame to slide, a first fixing assembly arranged on the movable frame and connected with the lifting frame, a second fixing assembly arranged on the movable frame and connected with the supporting rods, a hinged bracket arranged at one end of each of the two groups of supporting rods, and a third fixing assembly arranged on the bracket and used for fixing the bracket on the supporting rod. The device can realize the adjustment and position fixing of the two groups of brackets at any angle, and fix the limbs of a patient through the brackets, so that the joints of the patient at various positions are fixed at multiple angles, the displacement of the joints of the patient during the operation is avoided, and the joint cavity puncture work is more stable.

The invention relates to a front sight laser aiming auxiliary device which is used for guiding a kirschner wire to present a point-shaped perspective shadow on a C-arm screen in an orthopedic operation, and belongs to the technical field of medical instruments. The device aims at solving the problems that in traditional Kirschner wire perspective point forming operation, repeated perspective depends on the experience of an operator, radiation exposure is large, and operation precision is difficult to guarantee. The device mainly comprises a front sight base which can be fixed on the surface of a receiver of the C-arm machine, wherein a ball head base is arranged in the center of the front sight base; and the ball head laser indicator is arranged on the base and is adjustable in laser direction. When in use, the perspective image is adjusted to the central position of the front sight on the screen by moving the metal point on the operating table. Installing a laser lamp, adjusting the laser lamp to irradiate on a metal point on an operating table, and screwing a nut to fix the position of the laser lamp at the moment. Therefore, a visible laser guide line coinciding with the path of the target X-ray beam is established. And an operator only needs to adjust the guide needle along the laser ray and place the guide needle, so that the guide needle can be stably developed in a point shape in a perspective image, and accurate and rapid screw guide needle placement is realized. The device is simple in structure, low in cost, intuitive in operation, capable of remarkably reducing intraoperative radiation and reducing dependence on experience of operators, and suitable for being used in hospitals of all levels to carry out precise orthopedic surgery under perspective guidance.

An endoscope cap (1) is provided with: a cylindrical cover section (2) which is attached to the outer peripheral surface of the tip section of an endoscope (10); a cap section (3) that protrudes from the tip of the cover section (2) in the longitudinal direction of the cover section (2) and that has a contact surface (6) against which the tip (10a) of the endoscope (10) abuts in a state where the tip of the endoscope (10) is inserted into the cover section (2); a channel tube (4), the front end of which is fixed to the base end of the cover part, the channel tube extending substantially parallel to the cover part; and a connection member (5) that is linear, is supported by the cover section, and connects a device inside the tube to the cover section, the cover section having a pair of support holes that are separated from each other in the circumferential direction of the cover section and that are formed closer to the base end side than the abutment surface and closer to the tip end side than the tip end of the channel tube, the connection member being inserted into the pair of support holes, and the connection member being inserted into the pair of support holes. The connecting member is swingable with each support hole as a fulcrum.

The utility model relates to the field of medical treatment, and discloses a head protection frame for interventional operation, which comprises a mounting plate, the top end of the mounting plate is provided with a connecting plate, the top end of the connecting plate is fixedly connected with a supporting column, the outer wall of the supporting column is slidably connected with a round sleeve, and the inner wall of the round sleeve is provided with a limiting mechanism. An electric telescopic rod is hinged to the outer wall of the round sleeve through a hinge rod, a fixed block is fixedly connected to the movable end of the electric telescopic rod, a threaded rod penetrates through and is in threaded connection with the inner wall of the fixed block, a contact plate is rotationally connected to the left end of the threaded rod, and a headstock is fixedly connected to the top end of the supporting column. By arranging the supporting column, the round sleeve, the hinge rod, the head seat, the electric telescopic rod and the contact plate, the contact plate can be quickly close to the head of a patient, threaded adjustment is conducted through the fixing block and the threaded rod, the device can quickly adapt to head fixation of different patients, and the device is simple and convenient in actual operation.

A clip device includes a clip unit having arms that open and close in a front direction and a holder that supports the arms to be pivotable in opening and closing directions, a sheath that is detachably connected to the clip unit, and a wire that passes through the sheath and is detachably connected to the arms, in which the arms have a first arm and a second arm, and the arms are able to transition between a first mode in which the first arm and the second arm pivot independently and a second mode in which the first arm, which pivots in an opening direction of the opening and closing directions, causes the second arm to pivot in a closing direction of the opening and closing directions.

This invention relates to an implantation device and a surgical robot. The implantation device includes a support, a drive assembly, and a first bracket. The drive assembly includes a first drive unit, a second drive unit, a clutch assembly, and a transmission assembly. The transmission assembly includes a first input unit, a second input unit, and an output unit, with the first and second input units respectively driving the output unit to move. The clutch assembly includes a first clutch member and a second clutch member. In a first engaged position, the first clutch member coaxially connects the output shaft of the first drive unit to the first input unit, and in a first disengaged position, disconnects the output shaft of the first drive unit from the first input unit. In a second engaged position, the second clutch member coaxially connects the second drive unit to the second input unit, and in a second disengaged position, disconnects the second drive unit from the second input unit. During the implantation of a microelectrode, if the first drive unit malfunctions, the microelectrode can be implanted using the second drive unit.

The invention discloses a biopsy needle assisting in positioning, and relates to the technical field related to biomedicine, the biopsy needle comprises an arranged biopsy cylinder, a handheld groove is formed in the surface of the biopsy cylinder, a needle head is connected to the side end of the biopsy cylinder through a clamping table, a limiting block is installed in the biopsy cylinder, an arc groove matched with the needle head is formed in the limiting block, and the needle head is connected with the handheld groove. An auxiliary assembly is arranged in the biopsy cylinder, a positioning lamp is installed at the side end of the biopsy cylinder, and a switch is installed at the top of the biopsy cylinder. According to the biopsy needle capable of assisting in positioning, after the biopsy needle is turned on, the positioning lamp can project light rays to assist in determining the puncture position, the positioning accuracy is improved, tissue damage caused by positioning deviation is reduced, the scale and the notch on the outer side of the needle head facilitate judgment of the length of puncturing into a human body, a tissue sample is obtained in a mechanical moving mode, and the needle head is pulled out after obtaining is completed. The driving assembly drives the moving seat to move leftwards, and the inner core is pushed back to cut off and push out the tissue sample.

A tetherless magnetic impact needle robot (MINRob) based on a triple-magnet system with reversible and repeatable magnetic collisions to overcome this constraint on output force. The working procedure of the system is divided into several states, and a mathematical model is developed to predict and optimize the force output. These force values in magnetic impact and penetration are obtained from a customized setup, indicating a 10-fold increase compared with existing miniature robots that only utilize magnetic attractive force. Eventually, the MINRob is integrated with a teleoperation system, enabling remote and precise control of the robot's position and orientation. The triple-magnet system offers promising locomotion patterns and penetration capacity via the notably increased force output, showing great potential in robot-assisted tissue penetration in minimally invasive healthcare.

A medical robot system, including a robot coupled to an end effector element with the robot configured for controlled movement and positioning. The robot system includes a robot base having a display, a robot arm coupled to the robot base, wherein movement of the robot arm is electronically controlled by the robot base. The end-effector is coupled to the robot arm, containing one or more end-effector tracking markers. The system also includes a plurality of dynamic reference bases (DRB) attached to multiple patient fixture instruments, wherein the plurality of dynamic reference bases include one or more tracking markers indicating a position of the patient fixture instrument in a navigational space. The system also includes a first camera system and a second camera system, the first and second camera systems being able to detect a plurality of tracking markers.

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

The present invention relates to a support system or device for lumbar punctures; in particular, this invention comprises of a lumbar puncture support system / device for the positioning of the infant that maintains an optimal quality of immobilization of the infant during a lumbar puncture. The device comprises a seat base defining a leg support portion, a hip support portion and a back support portion. The hip support and the back support portion receives a hip of the infant. The leg support portion is positioned higher than the hip support position to cause thighs and knees of the infant to be close to or to touch an upper body of the infant to provide clear and exposed back of the infant for the lumbar puncture.

A medical robot (10) comprises a robotic arm (13) equipped with a tool guide (14) for guiding a medical instrument (15) along a trajectory defined by an entry point at the patient's skin and a target point at a lesion to be treated in an anatomy of interest of the patient. The medical robot cooperates with an ultrasound probe (40) and with a navigation system (30) for determining the position of the robot, the position of the ultrasound probe, and the position of a patient marker (22). The robot is configured to generate a model of the position of the target point and the position of the entry point according to the position of the patient marker on the basis of ultrasound images acquired by the ultrasound probe during at least one respiratory cycle of the patient. The model thus generated then allows the robotic arm to be controlled in real time according to the position of the patient marker in order to guide the medical instrument with precision.

A shunt insertion system comprises a positioning assembly, a driving assembly coupled with the positioning assembly, and a mounting assembly coupled with the driving assembly for the insertion of a catheter. The driving assembly is configured to drive a mounting assembly. The mounting assembly comprises a sensor configured to sense resistance and generate sensor data indicating the resistance.