61 results about "Navigated surgery" patented technology

A motion system for a vascular intervention navigation surgery system is configured to control the motion of the vascular intervention navigation surgery system. The motion system has a support base and the vascular intervention navigation surgery system. The motion system provides more degrees of freedom of motion and other functions for the vascular intervention navigation surgery system, guidewires, catheters, stents, etc., making it more convenient to perform vascular intervention surgery. The motion system further includes a force reproduction system for the vascular intervention navigation surgery system. The force reproduction system can effectively detect a resistance of the guidewire in blood vessels, and by processing the resistance, determine the further movement status of the guidewire, thereby improving the safety and operational efficiency of vascular intervention surgery.

A system for robot-assisted surgery includes a surgical robot having a robotic arm, an end effector coupled to the robotic arm, wherein the end effector is adapted to receive, translate, and orient a navigated surgical instrument; a camera tracking system adapted to intra-operatively track a pose of the navigated surgical instrument relative to a defined coordinate system; and a computer platform including a processor and a memory. In embodiments, the computer platform operative to display to a user an image of a target location on the patient and the pose of the navigated surgical instrument; and selectively control translation and orientation of the navigated surgical instrument based on a defined operational mode, to perform a surgical process under user control that comprises one or more of: reaming an acetabulum of the patient to a planned center of an acetabular prosthesis, or positioning the acetabular prosthesis in the reamed acetabulum.

The utility model discloses a tracer, a surgical instrument and an orthopedic surgical robot, and belongs to the technical field of orthopedic navigation surgical instruments, the tracer comprises a positioner assembly and a rotating assembly, the positioner assembly comprises a positioning reference frame, at least three marking balls are arranged on the front face of the positioning reference frame, and the rotating assembly is arranged on the front face of the positioning reference frame. A connecting shaft is fixedly arranged in the middle of the back face of the positioning reference frame, and the rotating assembly is fixedly arranged at the tail end of the connecting shaft. The rotating assembly comprises a rotating sleeve arranged on the rod portion of the surgical instrument in a sleeving mode and a locking device used for enabling the rotating sleeve to be axially fixed and rotatably connected to the rod portion of the surgical instrument in the circumferential direction. According to the utility model, when a doctor uses a surgical instrument which needs to rotate along the axis of the doctor, the tracer can always face one direction (namely the camera direction), the instrument can be tracked in real time, the purpose of navigating the instrument in real time is achieved, the tracer is suitable for the surgical instrument which rotates along the axis of the doctor, and camera tracking is facilitated.

Described here are self-contained surgical navigation systems which include a head-worn display device to be worn by a user during surgery. The system includes a display generator for generating a visual display on the display device, and a sensor suite having at least one tracking camera. The system further includes a support module including: a user-replaceable, modular battery that is removably insertable into a housing of the support module, and a processor unit configured to receive data from the sensor suite and calculate a position and an orientation of at least one marker. The support module is electrically coupled to the head-worn display device to provide power and data to the head-worn display device. The display device and the support module together comprise the entire sensing and computing capability of the system, without requiring external sensors, cameras, computers, or other electrical equipment.

A system and method combine optical and radiographic data to enhance imaging capabilities. Specifically, the system combines visually obtained patient pose position information and radiographic image information to facilitate calibrated surgical navigation. The process involves a data acquisition phase, a system calibration phase, a volume reconstruction phase, and a surgical navigation phase, all resulting in the alignment of instrument coordinates with the patient and reconstructed volume coordinates enabling tracking and navigation of surgical instruments within a reconstructed 3D volume of the patient anatomy, even if such anatomy is not exposed during a procedure.

A system and method for detecting movement of a first navigation array relative to a bone during a computer-assisted surgical procedure includes monitoring a location of a landmark on the bone using the first navigation array, where the landmark is located at a first end of the bone, the first navigation array is adjacent to the second end of the bone; determining that the location of the flag has moved a distance greater than a threshold; and indicating a suspicious activity when the distance is greater than the threshold.

The application discloses a navigation type scalpel for surgical robot and relates to the technical field of medical devices.The scheme comprises a guider provided with a through guide channel at one end and used for detachable connection with an external navigation device;the navigation scalpel comprises a navigation handle and a cutting blade, the cutting blade is detachably connected with one end of the navigation handle, the other end of the navigation handle is provided with a tracer, and the tracer is used for identification and positioning by the external navigation device;the outer wall of the navigation handle is circumferentially limitedly connected with the inner wall of the guide channel, the navigation handle is used for insertion into the guide channel, and the guide channel is used for axial and circumferential guidance of the advancing path of the cutting blade.Through the arrangement of the guider and the navigation scalpel, the external navigation device can position the scalpel, monitor the cutting path and the cutting depth of the scalpel, and through the axial and circumferential limitation of the guide channel on the scalpel, the cutting position and direction of the scalpel are ensured to be accurate.

1. The name of the product of this design: tracking and positioning device. 2. Purpose of the product with this appearance design: To be used in conjunction with a magnetic navigation surgical system, attached near the patient's affected area or installed on a tool, and used by the magnetic navigation surgical system to identify and locate the affected area or the tool, to assist in completing the surgery. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

A mount assembly for use with a navigable tracker. The mount assembly includes a frame defining a seat, a coupler operatively attached to the frame for releasably securing to the navigable tracker, and a guide defining a bore and arranged in the seat for selective pivoting movement about a pivot point disposed within the bore. An anchor having a shank is arranged for selective sliding engagement with the bore. A guide lock is coupled to the frame and is selectively operable between: a locked configuration to restrict movement of both the anchor and the guide relative to the frame, and a released configuration to simultaneously permit pivoting movement of the anchor relative to the frame about the pivot point and translational movement of the anchor relative to the guide through the bore.

The invention provides a mechanical arm which comprises joints and at least two supporting arms, the joints are connected to the supporting arms, and the joints comprise the first joint and the second joint. The first joint and the second joint have high locking force, the phenomenon that the mechanical arm is accidentally unlocked due to insufficient locking force is avoided, the stability of the mechanical arm is guaranteed, and when the mechanical arm is used for a navigation operation of a surgical robot, the operation safety is guaranteed; locking and unlocking of the first joint and the second joint are not affected by each other and can be adjusted according to actual conditions, and operation is easy and convenient; the mechanical arm can bear heavier loads.

The invention relates to the technical field of medical instruments, and discloses a navigation instrument set assembly used in a surgical operation, the navigation instrument set assembly comprises an instrument packaging part and at least one navigation surgical instrument, the navigation surgical instruments are all arranged in the instrument packaging part; unique information storage modules corresponding to all navigation surgical instruments are arranged on or in the instrument packaging part; each navigation surgical instrument comprises a surgical instrument body and an instrument positioning piece which are integrated, each instrument positioning piece is provided with more than or equal to three non-collinear tracking markers, and the tracking markers can reflect light rays or actively emit infrared light; each surgical instrument body is provided with an instrument front end, and space coordinate information of each tracking marker and the instrument front end on each navigation surgical instrument is recorded on the information storage module. According to the invention, each navigation surgical instrument does not need to be calibrated and debugged during an operation, so that the preparation time of the operation is reduced.

A puncture instrument for spinal navigation surgery, comprising a puncture needle and a puncture cannula; further comprising an operating component, which includes a reference frame setting part. The operating component is integrally or combinatorially connected to the puncture needle, and the operating component is combinatorially connected to the puncture cannula. The puncture cannula is combined with the operating component during use and separated from the operating component after use. The positional relationship between the operating component and the puncture needle is locked during use and they are withdrawn from the puncture cannula simultaneously after use. The puncture cannula is provided with a threaded combination head two to be combined with a combination channel two with a threaded hole on the operating component; through this setting, it is ensured that the reference frame set on the operating component is in a locked state with the positional relationship between the operating component and the puncture needle, ensuring that the reference frame and the puncture needle enter and retreat simultaneously, and the effective combination and separation of the puncture cannula and the operating component before and after use can avoid the influence and interference of the reference frame on the puncture cannula, making the entire surgical navigation tracking operation smoother and simpler.

The invention provides puncture navigation control equipment and device and a puncture navigation surgery system.The puncture navigation control equipment comprises a processor, the processor is used for executing the following steps that a first instruction of a user is received, and the first instruction is used for adjusting the position of medical imaging equipment; in response to the first instruction, adjusting the medical image equipment to a preset target position; the medical imaging equipment is controlled to scan the target object at the target position, a target medical image is obtained, and the target medical image is used for determining the puncture state of the puncture needle for conducting puncture operation on the target object. By presetting the target position, when the first instruction of the user is received, the medical imaging equipment can be moved to the target position in response to the first instruction, the user does not need to manually adjust the position of the medical imaging equipment, and the puncture efficiency is improved.

The utility model relates to a guider and a navigation system with the guider, and the guider comprises a holding part which is provided with a holding body which is configured to be suitable for being held by the hand of a user; the guide part is provided with a hollow guide body; the holding part is provided with a first connecting part connected with the guide body, the guide part is provided with a second connecting part connected with the first connecting part, and the first connecting part and the second connecting part are detachably connected. According to the guider provided by the utility model, the holding part which can be repeatedly disinfected and used and the guide section which is not repeatedly used can be conveniently separated, and the sensor can be quickly mounted on the guide section, so that the guider is flexible to use and can meet the requirements of a navigation operation.

The invention discloses an edentulous jaw implantation navigation operation scheme automatic migration method, and relates to the technical field of medical instruments. According to the method provided by the embodiment of the invention, the CBCT image is shot once before the titanium nail is nailed on the patient, a doctor designs an operation scheme firstly, and after the scheme is designed, the titanium nail is nailed on the patient and the CBCT image is shot on the patient. Based on an Elastix registration library, automatic registration of the first CBCT of the patient and the CBCT with titanium nail shooting is achieved, and all operation scheme data are automatically migrated. After a titanium nail is nailed on a patient, the time and complexity for designing an operation scheme can be saved, the time for waiting for an operation of the patient is shortened, and the harm of an edentulous jaw implantation navigation operation to the patient is relieved to a certain extent.

A system and method combine optical and radiographic data to enhance imaging capabilities. Specifically, the system combines visually obtained patient pose position information and radiographic image information to facilitate calibrated surgical navigation. The process involves a data acquisition phase, a system calibration phase, a volume reconstruction phase, and a surgical navigation phase, all resulting in the alignment of instrument coordinates with the patient and reconstructed volume coordinates enabling tracking and navigation of surgical instruments within a reconstructed 3D volume of the patient anatomy, even if such anatomy is not exposed during a procedure.

A system and method for detecting movement of a first navigation array relative to a bone during computer-assisted surgery, including: monitoring a location of a landmark on the bone using the first navigation array, wherein the landmark is at a first end of the bone and the first navigation array is adjacent to a second end of the bone; determining that the location of the landmark has moved a distance greater than a threshold value; and indicating suspicious activity when the distance is greater than the threshold value.

A surgical navigation system includes a surgical device having an end effector disposed at a distal end portion of an elongated shaft. The surgical device also includes a first electromagnetic (EM) sensor disposed on the elongated shaft and a plurality of data points plotted on the end effector. An ultrasound imaging device is configured to generate ultrasound image data. A second EM sensor is disposed on the ultrasound imaging device. The surgical navigation system also includes a computing device that is caused to receive ultrasound image data from the ultrasound imaging device and to generate a display including a representation of at least a portion of the surgical device relative to an ultrasound image plane.

The present technology includes inserter instruments for use with medical implant procedures. The inserter instruments can include features that are expected to enable the inserter instruments to be accurately registered with off-the-shelf or conventional surgical navigation systems. For example, the inserter instruments can include a retractable implant coupling element. The retractable implant coupling element can be selectively transitioned between (a) a first configuration in which the implant coupling element extends past a distal end of a shaft of the inserter, and (b) a second configuration in which the implant coupling element is retracted inside the shaft such that it is flush with, or positioned proximally of, the distal end of the shaft.

The invention provides a mechanical arm which comprises a joint and at least two supporting arms, the at least two supporting arms are connected through the joint, and the joint comprises a first joint and a second joint. According to the mechanical arm, the first joint is locked and unlocked through the locking assembly, the second joint is locked through meshing connection of the first fluted disc and the second fluted disc, the first joint and the second joint both have high locking force, the phenomenon that the mechanical arm is accidentally unlocked due to insufficient locking force is avoided, the stability of the mechanical arm is guaranteed, and the mechanical arm is convenient to use. The stability of the mechanical arm is guaranteed, and when the mechanical arm is used for a navigation operation of a surgical robot, the operation safety is guaranteed.

A navigated surgery system includes at least one processor that is operative to obtain a 2D medical image slice of anatomical structure of a patient. The operations further obtain a 3D graphical model of anatomical structure. The operations determine a pose of a virtual cross-sectional plane extending through the 3D graphical model of the anatomical structure that corresponds to the anatomical structure of the 2D medical image slice. The operations control the XR headset to display the 2D medical image slice of the anatomical structure of the patient, display the 3D graphical model of the anatomical structure, and display a graphical object oriented with the pose relative to the 3D graphical model of the anatomical structure.

1. The name of the design product: reference device (TARS-ACC-TM1). 2. The use of the design product: applied in the field of machine vision, helping to calibrate the camera system, improving the precision and stability of image processing, digital implant navigation of oral implant, positioning of surgical medical instruments, oral implant surgery, virtual training and teaching evaluation of oral cavity. 3. The design points of the design product: the combination of shape and pattern. 4. The picture or photo that best indicates the design points: perspective view.

Systems and methods for performing computer-aided surgical navigation using augmented reality are disclosed. An augmented reality marker assembly including a tracking marker configured for use with an augmented reality system is configured to be attached to a tracking device at a fixed orientation. The tracking marker includes a contrasting three-dimensional surface. The system can sense and determine a three-dimensional orientation of the augmented reality marker and the tracking device in their respective reference frames.

The present invention relates to a navigation system capable of automatically detecting possible tracking failures or errors during navigated surgery. In particular, the system comprises a tracking module and a topographic imaging module, each configured to acquire a different type of information from the surgical field, and a processor configured to check both sets of information and automatically detect tracking errors.

The invention relates to the technical field of surgical tools, and discloses an integrated navigation surgical power cutter and a surgical navigation system.The surgical power cutter comprises a power cutter body and a navigation support which are integrated, and the navigation support is provided with three or more positioning identification pieces; the power cutter body comprises a power assembly, a transmission assembly and a cutter front end, a motor is arranged in the power assembly, a cable is electrically connected to the motor, a cable connector is arranged at the end, away from the motor, of the cable, and a storage chip is electrically connected into the cable connector. The storage chip records space coordinate information of each positioning identification piece and the front end of the cutter. Calibration is completed during production and delivery, calibrated parameters are recorded in a storage chip, each surgical power cutter can be independently calibrated, re-calibration is not needed in the surgical use process, use is easy and convenient, data are more accurate, and the surgical preparation time is shortened.

The invention provides an X-ray equipment navigation and simulation imaging method in an image navigation operation, and relates to the technical field of X-ray equipment image simulation, and the method comprises the following steps: setting a tracing target, and carrying out preoperative calibration to obtain camera internal reference of X-ray equipment and a pose transformation matrix from an optical tracer coordinate system on a machine head of the X-ray equipment to a camera coordinate system; a camera internal reference of the X-ray equipment, a pose transformation matrix from an optical tracer coordinate system on a machine head of the X-ray equipment to a camera coordinate system, a three-dimensional image of a patient and an image registration matrix are loaded in the intraoperative navigation software; according to the poses, detected by the optical tracer in real time, of the patient tracer and the optical tracer on the machine head of the X-ray equipment, a pose matrix of a virtual camera in the intra-operative navigation software in a three-dimensional image coordinate system is obtained; rendering the three-dimensional image into a two-dimensional gray projection image, and displaying the two-dimensional gray projection image; whether the region of interest is in the image view of the X-ray equipment or not can be previewed, and the position of the X-ray equipment can be adjusted in an auxiliary mode in an operation.

The utility model relates to the technical field of oral medical instruments, in particular to an anchorage nail device with a plurality of registration points and an oral implant navigation registration component, the anchorage nail device comprises an anchorage nail and a base station, the anchorage nail is suitable for being fixed on the oral jaw bone of a patient, and the base station is detachably connected to the anchorage nail. One side face of the base forms a diagonal plane, and registration points are arranged on the top end face of the base and the diagonal plane respectively. The traditional guide plate planting is replaced by the anchorage nail device and the connecting bracket, so that the operation is more convenient and quicker, and the preoperative preparation time is shortened; the anchorage nail device is directly and fixedly connected with the jaw bone of the patient, the assembly error of intermediate transition is reduced, and a basis is provided for a subsequent precise navigation operation. The registration points are arranged on the top end face and the diagonal plane, the registration points are correspondingly used for registration no matter anchorage nails are driven into the tooth ridge top or the cheek side, anchorage nail connection in different directions and angles can be achieved, the abutment can play a greater role, and registration accuracy is facilitated.

Cutting of patient anatomy is facilitated by detecting actual or anticipated cutting degradation with respect to a cutting action by a robot to execute a cut of patient anatomy using a cutting tool as part of a navigated surgical procedure, and configuring the cutting action. Configuring the cutting action includes at least one of adjusting one or more parameters of the navigated surgical procedure, or configuring the cutting action to perform intermittent cutting in which the cutting action executes cuts with at least one of (i) pauses in motion or (ii) retractions in between the cuts.