40 results about "Navigated surgery" patented technology

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.

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.

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 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.

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.

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.

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 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.

A system according to an embodiment of the present disclosure includes: a processor; and a memory having stored thereon data that, when processed by the processor, enables the processor to: receive an image depicting an anatomical element; segmenting the image into segmented images including a plurality of voxels; tracking a portion of a surgical instrument when the portion interacts with the anatomical element; based on the tracking, identifying, from the segmented image, a region representing a section of the anatomical element interacting with the portion of the surgical instrument; modifying one or more voxels of the plurality of voxels residing within the region identified from the segmented image as representing the section of the anatomical element interacting with the portion of the surgical instrument; and presenting the segmented image showing the modified one or more voxels to a display.

The utility model relates to the technical field of medical instrument navigation, in particular to a navigation device for minimally invasive surgery, which comprises an intelligent optical navigation frame with a manipulator, the bottom of the intelligent optical navigation frame is fixedly connected with a positioning seat, and the front side of the positioning seat is fixedly connected with a fixing frame. A driving motor is fixedly installed on the inner wall of the fixing frame, the output end of the driving motor is fixedly connected with a threaded rod, and the surface of the threaded rod is in threaded connection with a threaded sleeve plate. According to the intelligent optical navigation frame, positioning use of corresponding surgical instruments such as a puncture needle can be sensed in real time, a navigation surgical track can be conveniently planned, transposition constraint locking of the intelligent optical navigation frame can be achieved through the positioning base, and then the intelligent optical navigation frame can intelligently adapt to the sensing positioning navigation effect of minimally invasive surgery in different environments.

The invention discloses a navigation type scalpel for a surgical robot, and relates to the technical field of medical instruments, the navigation type scalpel comprises a guider, one end of the guider is provided with a through guide channel, and the other end of the guider is used for being detachably connected with external navigation equipment; the navigation scalpel comprises a navigation scalpel handle and a cutting blade, the cutting blade is detachably connected with one end of the navigation scalpel handle, the other end of the navigation scalpel handle is provided with a tracer, and the tracer is used for identification and positioning of external navigation equipment; the outer wall of the navigation knife handle is in circumferential limiting connection with the inner wall of the guide channel, the navigation knife handle is used for being inserted into the guide channel, and the guide channel is used for axially and circumferentially guiding the advancing path of the cutting blade. According to the arrangement, through the arrangement of the guider and the navigation scalpel, positioning of the scalpel and monitoring of the cutting path and the cutting depth of the scalpel by external navigation equipment can be achieved, meanwhile, the scalpel is limited in the axial direction and the circumferential direction through the guide channel, and it is guaranteed that the cutting position and direction of the scalpel are accurate.

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.

The utility model discloses an oral cranio-maxillofacial zygomatic implantation navigation system face registration support which comprises an oral interior, a plurality of retention holes are formed in the front portion of the oral interior, a metal lantern ring matched with a retention nail is arranged in each retention hole, the front outer side of the oral interior is connected with one or two out-of-oral extending portions, and the front outer side of each metal lantern ring is connected with one or two outer-of-oral extending portions. Registration conical pits which do not need registration nails are formed in one turning position and the tail end of the out-of-mouth extending part, and the tip ends of the registration conical pits face the interior of the registration support. According to the utility model, the original tedious operation of punching registration nails at multiple positions in the mouth, the caused extra trauma and the risk that the registration nails enter the maxillofacial gap and the maxillary sinus by mistake are avoided, the original titanium nail registration is abandoned, the problem of inaccurate registration point setting caused by metal artifacts is avoided, and the efficiency of the oral implant navigation operation is improved.

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

The present disclosure relates to a navigation method (2) for arranging a plurality of implants (4), at least a first implant (4'), second implant (4'') and third implant (4''') comprising the following steps: - designating a tracker (6) as the patient tracker (6P), wherein the tracker (6) is rigidly connected to the first implant (4'); - navigating the second implant (4'') relative to the tracker (6) designated as the patient tracker (6P) by means of a free tracker (6F) rigidly connected to the second implant (4''); - performing a transfer (T) from the tracker (6) designated as the patient tracker (6P) to the free tracker (6F) rigidly connected to the second implant (4'') and designating this tracker (6) as the new patient tracker (6P), thereby transforming the previous patient tracker (6P) into the free tracker (6);and -navigating the third implant (4''') using a tracker (6) rigidly connected to it relative to the tracker (6) designated as the new patient tracker (6P). Furthermore, the disclosure relates to an implantation system (32).;

The invention relates to the field of navigation surgery instruments, in particular to a hand fixing instrument for scaphoid bone navigation surgery. The placing platform comprises a placing plate and a transmission part, the placing plate is provided with a placing end face and a connecting end face, the transmission part is arranged on the connecting end face, and the transmission part is rotationally connected with the base; the fixing brace is arranged on the placing end face, and a constraint space is formed in the fixing brace; the tracer is arranged on the placing end face; the rotating mechanism is rotationally connected with the base, the rotating mechanism can drive the placing plate to rotate relative to the base through the transmission part, so that the poses of the tracer and the fixing support in the space are synchronously changed, the placing plate can be kept at the rotated position, and the poses of the tracer and the fixing support in the space are kept unchanged.

Systems and methods for navigating a surgical tool during surgical procedures. The method may include generating, acquiring, or receiving at least one image of a portion of an anatomy. The method may also include segmenting the at least one image to identify bounding structures in the portion of the anatomy, and interpolating and / or extrapolating an area of soft tissue based on the identified bounding structures. The method includes defining boundaries of the area of soft tissue. The method also includes determining a location of a tool tip of the surgical tool relative to the boundaries of the area of soft tissue; and visually displaying the location of the tool tip relative to the boundaries of the area of soft tissue. The method may include controlling operation parameters of the surgical tools based on the location of the tool tip.

The invention discloses a personalized 3D printing ankle joint bone fracture plate and a navigation operation guide plate system matched with the personalized 3D printing ankle joint bone fracture plate, and relates to the technical field of orthopedic medical instruments, in particular to the personalized 3D printing ankle joint bone fracture plate and the navigation operation guide plate system matched with the personalized 3D printing ankle joint bone fracture plate. The main body plate is provided with a locking hole group, a pressurizing hole group, a supporting wing and an identification groove; the guide plate base plate is provided with guide columns and fixing nail holes corresponding to the hole positions of the main body plate. The inner side face of the main body plate is profiled according to the bone cortex of a patient and is provided with micron-sized concave textures, and the outer side face of the main body plate is a smooth plane and is provided with an operation driving groove. And the supporting wings are thin wings and form a structure adaptive to the included angle of the bone surface with the main body plate. Personalized customization of the bone fracture plate is achieved through the 3D printing technology, the bone fracture plate is matched with the guide plate base plate with the precise positioning guide columns, the operation precision is effectively improved, the attaching stability of the bone fracture plate and the bone surface is enhanced, and postoperative recovery is facilitated.

The application provides a navigation surgery system machine registration method, and the navigation surgery system comprises a robot device and a navigation device; the robot device comprises a base and a support arm, the end of the support arm is connected with a target part of a surgery object, the target part is related to a target joint; a third coordinate system is arranged on the target joint; the navigation device comprises a positioning part, the positioning part is arranged on a bearing table or the base, and a fourth coordinate system is arranged on the positioning part; the navigation surgery system is used for determining a conversion matrix between the fourth coordinate system and a planning coordinate system according to a conversion matrix between the fourth coordinate system and the third coordinate system and a conversion matrix between the third coordinate system and the planning coordinate system. The navigation reliability of the navigation surgery system is high, and the surgery time is shortened.

1. Name of the Design Product: Electromagnetic Navigation Surgical Equipment (Navigation Trolley). 2. Use of the Design Product: For electromagnetic navigation surgery. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph that Best Illustrates the Design Key Points: Perspective view.