2553results about "Instruments for stereotaxic surgery" patented technology

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

A robotic drive system for driving one or more elongated medical devices, the robotic drive can include a linear member and at least four device modules coupled to the linear member. Each device module may be independently controllable. The plurality of device modules may be switched between a first configuration where each device module is populated with an elongated medical device and a second configuration where a subset of the at least four device modules is populated with an elongated medical device.

Devices and methods for performing an interventional vascular procedure with visual guidance using one or more optical head mounted displays are disclosed. Devices and methods for compensating the display of an optical head mounted display for cardiac and / or respiratory motion are disclosed.

Systems and methods for stereotactic localization of components include a system for stereotactic localization of a component during a surgical procedure. In some cases, the system includes one or more of an instrument, a plurality of markers disposed on the instrument, one or more sensors configured to detect a position of each of the markers, and an output device. In some cases, the system is configured to calculate a digital 3-dimensional array based on the position of at least some of the plurality of markers, compute a location of the instrument, and communicate the location of the instrument to a user of the system through the output device. Other implementations are described.

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 invention discloses a portable field multifunctional medical instrument, and relates to the technical field of medical instruments, the portable field multifunctional medical instrument comprises a shell with a Y-shaped cross section, a main frosted knife abutting against an ampoule bottle opening is arranged at the middle position of the shell, and a curved plate located above the main frosted knife is arranged at the middle position of the shell; a driving assembly used for driving the curved plate to move to impact the tip end of an ampoule bottle to achieve shell ejection is arranged in the shell, a bottle opening groove used for opening an aluminum cap bottle is formed in the lower surface of the shell, and the bottle opening groove is composed of a plurality of sections of curved surfaces of different sizes. The device integrates the multiple functions of bottle opening, marking, horizontal positioning, guiding and the like, medical staff can achieve various operations by taking the device without repeatedly finding and taking various medicine related tools in a first-aid kit, the time of the medical staff is saved to a certain degree, and the life rescue efficiency is improved.

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.

A stereotactic system for attachment to a skull of a patient can include a mounting device that can include a mounting base configured to be attached to the skull, a sheath removably attached to the mounting base, a guide frame, and a guide member. The guide frame has a frame body that removably attaches to the mounting base and receives the sheath, a plurality of arms extending outwardly from the frame body, and a plurality of fiducials attached to the plurality of arms. The guide member is received within the frame body and receives the sheath such that the sheath is pivotable relative to the mounting base within the guide member. The guide member is configured to fixedly secure the sheath to the mounting base.

A tracker for a surgical navigation system is provided. The tracker includes one or more markers for determining a position of the tracker and an attachment element configured to releasably attach the tracker to a surgical tool. The attachment element includes an opening for receiving the surgical tool, wherein the opening defines a longitudinal axis. The one or more markers are coupled to the attachment element so as to be symmetrically arranged with respect to the longitudinal axis.

A wearable device to administer focused ultrasound (FUS) to the brain of a subject, and systems that include the wearable device.

An apparatus to guide movement of an insertable medical device is provided. The apparatus comprises a single plane articulated arm adapted to be affixed to an ultrasound transducer and configured to allow the adjustment of a medical device within a single displacement plane, the displacement plane being coplanar with a scanning plane of the ultrasound transducer. A multi-plane ultrasound device comprising a plurality of transducers to simultaneously feed images of multiples planes.

A splint device (100) for robotically-guided surgery includes elongate first and second splint portions (200, 400) each having opposed longitudinal ends and an interface edge extending between the ends, wherein the respective interface edges (250, 450) are arranged as a complement to each other. First and second alignment elements (800A, 800B) engaged with the first and second splint portions are arranged to interact with each other such that a substantially consistent gap is defined between the first and second interface edges, from the first ends to the second ends of the first and second splint portions. A threaded member (900) is engaged between the first and second splint portions and arranged to advance the first and second interface edges toward each other in response to advancement of the threaded member. A tracking portion (1000) having a kinematic mount (1100) engaged therewith is engaged with the first or second splint portion and extends outwardly therefrom. An associated method is also provided.

The invention relates to a control method of an endoscope system, a controller, the endoscope system and a storage medium. The method comprises the following steps: firstly, acquiring type data corresponding to a target object operated by an endoscope system; then, according to the type data, operating parameter values having a mapping relationship with the type data are determined. Finally, operation of the endoscope system is controlled based on the operating parameter values. Thus, by pre-establishing the mapping relation between the type data of the target object and the operation parameter value, the matched operation parameter value can be automatically called according to the type of the target object operated by the endoscope, the situation that operation parameters need to be manually and frequently adjusted in the endoscope operation process is reduced, and the operation efficiency of the endoscope system is improved.

The invention discloses a digestive endoscopic esophageal trajectory optimization method based on Kalman filtering, and belongs to the technical field of digestive endoscopic surgical navigation, and the method comprises the following steps: S1, based on an esophageal model of preoperative CT three-dimensional reconstruction, extracting a geometric center point sequence of an esophageal cavity, generating an esophageal center line, and extracting a geometric center point sequence of the esophageal cavity; the method comprises the following steps of S1, acquiring six-degree-of-freedom pose data of the front end of an endoscope in real time through an electromagnetic positioning system, and generating an original motion track, and S3, performing rigid body registration on the original motion track and an esophagus center line by utilizing an iterative closest point (ICP) algorithm, so as to realize coordinate system coarse alignment. The real-time data of an electromagnetic positioning system and a three-dimensional model reconstructed by CT are combined, the navigation robustness is improved, the pose is adaptively corrected through Kalman filtering, the influence of environmental interference is reduced, the space relation between the endoscope and surrounding organs is visually displayed through an optimized track, and accurate operation of a doctor is assisted.

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.

An access device for accessing an intervertebral disc having an outer shield comprising an access shield with a larger diameter (˜16-30 mm) that reaches from the skin down to the facet line, with an inner shield having a second smaller diameter (˜5-12 mm) extending past the access shield and reaches down to the disc level. This combines the benefits of the direct visual microsurgical / mini open approaches and the percutaneous, “ultra-MIS” techniques.

The invention provides PICC (peripherally inserted central catheter) fixing equipment capable of improving puncture success rate, and belongs to the technical field of medical instruments. Comprising a fixing plate, a bearing seat is fixedly connected to the top of the fixing plate, an arc-shaped groove is formed in the top of the bearing seat, and movable mechanisms are arranged at the lower ends of the two sides of the bearing seat. During application, the ultrasonic probe can be inserted into the guide base frame, the second screw rod is rotated to move upwards, the end of the second screw rod tightly presses the bottom of the probe, accurate clamping is achieved, the probe can work stably, when the ultrasonic probe is positioned, if the longitudinal angle needs to be adjusted, operation is very convenient, the limiting frame is slightly pulled, the displacement block is driven to move upwards, and the spring is stretched; according to the device, by means of multi-dimensional flexible adjustment of the ultrasonic probe and cooperation of a puncture needle and a needle guide device for precise puncture, the device perfectly adapts to various scenes, puncture deviation is effectively avoided, and the puncture success rate is increased.

Disclosed are bone screw drill targeting guides and methods for using such targeting guides that are useful in surgical procedures for correcting hallux valgus deformity.

A computer assisted surgical system that includes an apparatus for imaging a region of interest of a portion of an anatomy of a subject; a memory containing executable instructions; and a processor programmed using the instructions to receive two or more two-dimensional images of the region of interest taken at different angles from the apparatus and process the two or more two-dimensional images to produce three dimensional information associated with the region of interest.

The invention relates to the technical field of medical instruments, in particular to a split type hemorrhoid artery ligation hemorrhoid suspension operation positioning device and application thereof. The device comprises an outer sleeve and an inner sleeve, the inner sleeve is movably and / or rotatably arranged in a cavity of the outer sleeve, the outer sleeve is provided with an outer sleeve operation window, the inner sleeve is provided with an inner sleeve operation window, and the outer sleeve operation window and the inner sleeve operation window can be moved or rotated. The outer sleeve operating window and the inner sleeve operating window are at least partially aligned with each other at at least one operating window position; the outer sleeve and the inner sleeve longitudinally extend to at least partially form a cylindrical or conical or truncated cone-shaped structure, the outer sleeve forms a tubular shell main body and a shell split body along the longitudinal extension direction, and the side edges of the tubular shell main body and the shell split body are detachably connected; an optical unit is arranged on the shell split body so as to irradiate the cavity of the outer sleeve.

The invention provides a five-degree-of-freedom puncture robot and a control method. The puncture robot comprises a supporting platform; the puncture needle device comprises a puncture needle bracket, a tail end rotating shaft, a puncture needle fixer with one end connected with the middle part of the tail end rotating shaft, and a puncture needle; the gantry type three-axis moving platform is arranged on the supporting platform and comprises a longitudinal horizontal driving mechanism, a vertical driving mechanism arranged at the moving end of the longitudinal horizontal driving mechanism and a transverse horizontal driving mechanism arranged at the moving end of the vertical driving mechanism; the double-shaft rotating mechanism is arranged at the moving end of the transverse horizontal driving mechanism, the puncture needle device is arranged at the rotating tail end of the double-shaft rotating mechanism, the puncture needle device can be driven to rotate along a first rotating shaft, and the puncture needle can be driven to rotate along a second rotating shaft, so that the puncture needle device deflects and moves; the first rotating shaft and the second rotating shaft are perpendicular to each other; the system can automatically guide the execution of a puncture task, improves the operation precision, and reduces the operation risk.

A method and system for determining an extent of matter removed from a targeted anatomical structure are disclosed. The method includes acquiring an initial representation of a targeted anatomical structure and then removing matter from the targeted anatomical structure. An instrument is then navigated within the targeted anatomical structure. The instrument includes a tracking array, and a relative position of the instrument within the targeted anatomical structure is determined by the tracking array. The method includes recording the relative position of the instrument within the targeted anatomical structure to determine a final representation of the targeted anatomical structure. Finally, the method includes determining an extent of matter removed from the targeted anatomical structure by comparing the initial representation of the targeted anatomical structure with the final representation of the targeted anatomical structure. Indicators are provided to convey the extent of matter remaining within the targeted anatomical structure.

The invention provides a soft palate protection device for oral-nasal skull base surgery and a use method, and relates to the technical field of medical auxiliary instruments. A worker can move the soft palate protection sleeve body to the soft palate position between the nasal cavity and the oral cavity of a patient through the first traction belt, the second traction belt, the third traction belt and the fourth traction belt, and then the worker can slightly pull the first traction belt, the second traction belt, the third traction belt and the fourth traction belt in the direction of the outer side of the nasal cavity; the soft palate protection sleeve body forms proper tension to stably lift and wrap the soft palate, so that the purposes of lifting the soft palate and protecting the soft palate and the uvula are effectively achieved, direct contact between the soft palate protection sleeve and surgical instruments or examination tools can be effectively reduced, and risks such as tissue friction damage and bleeding are reduced; meanwhile, the instrument can be operated in the oral and nasal cavity channel more smoothly, and the operation convenience and efficiency are improved.

A percutaneous targeting device comprises a body holding an extension. The body has a target guide holding a target pin which may be a K-wire. The extension has two guide sleeves, holding a guide wire. All wires are held in a common plane. The guide wires serve as a guide for cannulated fixation screws. The extension is movable against the body to adjust the angle between the target pin and the guide wires.

According to an embodiment of the present disclosure, there is provided an insertion device assembly comprising: a transmitter; and an applicator including the transmitter mounted therein, wherein the transmitter comprises an upper case; a lower case coupled to the upper case to form an accommodation space therein; a sensor disposed on the lower case; a hollow holder disposed at a center of the lower case and disposed on the sensor; and wherein the applicator comprises an upper housing having an opening formed at a lower portion thereof and having a button on an outer circumference thereof; a cap configured to be mounted on or separated from the upper housing; a lower housing disposed inside the cap and coupled to an opening at an open lower portion of the upper housing to form an inner space with the upper housing; a needle assembly disposed at an upper portion of the transmitter in the inner space and configured to have at least a portion inserted into the holder; a needle carrier disposed in the inner space and configured to linearly move the needle assembly; and a driving unit configured to provide power to the needle carrier.

Disclosed herein are systems and methods for using a robotic surgical system comprising a GUI and a robotic arm.

The present disclosure provides an interventional needle fixing device for tumor clinical treatment, including an interventional needle adjustment mechanism. The interventional needle adjustment mechanism includes a roll adjustment assembly, a pitch adjustment assembly, a rotating assembly and a needle tube assembly. In the present disclosure, by arranging the interventional needle adjustment mechanism, when facing tumor lesions in different positions, doctors make the needle tube assembly realize left or right roll adjustment in a horizontal direction through the roll adjustment assembly, thereby accurately aligning a target area. At the same time, the pitch adjustment assembly can control the needle tube assembly to pitch upward or downward in a vertical direction, thereby meeting the diversified requirements of interventional needle angles in various complex surgical scenes, and improving the flexibility and accuracy of interventional needle puncture.

The utility model relates to the field of medical instruments, in particular to a hand fixing device for radial artery puncture. The fixing device comprises a fastening clamp and a fixing plate rotationally arranged on the fastening clamp. Fasteners for fixing palms are arranged on the two sides of the front portion of the fixing plate. A plurality of finger fixing arc plates are arranged at the positions, corresponding to fingers, of the upper end face of the fixing plate, annular air bags cover the inner side faces of the finger fixing arc plates, a mounting groove is further formed in the rear portion of the upper end face of the fixing plate, and an inflatable air bag cushion is arranged in the mounting groove. A driving assembly used for inflating the annular air bag and the inflatable air bag cushion is further arranged in the fixing plate. The utility model aims to provide the hand fixing device for radial artery puncture, which solves the problems that the existing fixing effect for fixing the hand of a patient is poor, the hand of the patient cannot be prevented from retracting, transversely moving and rotating, and the puncture difficulty of medical personnel is increased.

The invention discloses an adjustable positioning module, a knee joint replacement positioning platform and a knee joint replacement positioning method.The adjustable positioning module comprises a positioning table; the first supporting plate is used for supporting the upper body of the human body; the second supporting plate is used for supporting the legs of the human body, and the second supporting plate is in an inverted V shape; the third supporting plate is used for supporting the feet of the human body; the first supporting plate is obliquely and slidably arranged on the positioning table, a first driving mechanism used for driving the first supporting plate to obliquely and linearly slide relative to the positioning table is arranged on the positioning table, the second supporting plate is horizontally and linearly slidably connected to the positioning table, and the third supporting plate is slidably arranged on the positioning table. The positioning table is provided with a second driving mechanism used for driving the third supporting plate to vertically and horizontally slide linearly relative to the positioning table. The knee joint osteotomy device can be suitable for patients with different leg lengths, knee joint replacement surgery is facilitated, and the convenience and accuracy of osteotomy operation can be improved.