317 results about "Operative aid" patented technology

The invention relates to an operation auxiliary system and method based on image processing, and the method comprises the steps: obtaining a preoperative medical image of a patient, collecting a multispectral imaging medical image of a surface structure, blood flow distribution and tissue elasticity of an operation region in real time, carrying out the image feature extraction after preprocessing, obtaining a preoperative image feature and an intraoperative multispectral image feature, and carrying out the image feature extraction; constructing a biomechanical organ model, updating tissue deformation parameters of the biomechanical organ model, performing space-time alignment on the intraoperative multispectral image features and the biomechanical organ model, generating a three-dimensional enhancement model including vascular topology, lesion boundary and elastic distribution, and superposing the three-dimensional enhancement model to a real-time surgical field image to obtain a real-time surgical field image. Marking the relative position of the surgical instrument and the risk area, generating an intervention signal when the instrument is close to a critical safety distance threshold value, and performing surgical operation by a doctor under assistance. Multi-dimensional intraoperative information is obtained through multi-spectral imaging to construct a high-precision dynamic biomechanical model, and precise navigation and active intervention are achieved in combination with the augmented reality technology.

A system for reducing the physiologic strain on a surgeon and for reducing turn around time between patient surgical procedures, wherein said surgical procedures are performed successively on patients who are each disposed upon a surgical bed, by providing the ability to repeatably locate and orient surgical assistive features and patient body portions such that surgeon is presented with similar location of surgical assistive features and patient body portions from one surgical procedure to the next. Patient head location may adjusted by inflatable bladders. Patient head rotation, surgeon stool height, operating bed height, wrist rest height and other surgical assistive features are quickly adjustable so as to be repeatable from one surgical procedure to the next. Surgeon fatigue and turn around time between surgical procedures are reduced. The adjustments may be computer-controlled for repeatability and accuracy.

The invention relates to the technical field of robot control and autonomous navigation, in particular to a bronchoscope robot autonomous control method based on deep reinforcement learning. Autonomous navigation of the bronchoscope robot is performed through a deep reinforcement learning training agent, pose data and picture data are acquired in real time by using an electromagnetic navigation technology and an endoscope camera, then data feature extraction and multi-modal data fusion are performed, the data are input to a reinforcement learning agent, and motion output is obtained through a deep network. And finally, three-degree-of-freedom control of the robot is realized. The method has a wide application prospect, and is particularly suitable for the fields of medical robot navigation, artificial intelligence operation assistance and the like. Position data are acquired through electromagnetic navigation, image data are acquired through an endoscope camera, and observation input of deep reinforcement learning is constructed by using a processing method of feature extraction and attention mechanism fusion.

The invention provides a clinical surgical auxiliary operation device for cardiovascular intervention, and relates to the technical field of medical instruments. The operating device comprises a positioning structure which comprises a concave frame and two first clamping structures, and the two first clamping structures are arranged at the bottoms of two vertical beams of the concave frame respectively; a positioning through hole is vertically formed in a cross beam of the concave frame, a magnetic spherical rotating body is rotatably arranged in the positioning through hole, and a mounting through hole is vertically formed in the magnetic spherical rotating body and used for being externally connected with a puncture needle; the positioning air bag is arranged in the mounting through hole and used for positioning the puncture needle penetrating through the mounting through hole; the first positioning electromagnet is arranged between the positioning through hole and the magnetic spherical rotating body and is used for positioning the magnetic spherical rotating body after the magnetic spherical rotating body rotates; and the height adjusting assembly comprises a telescopic part and a second clamping structure, the telescopic part is vertically arranged on the upper side of the cross beam, and the second clamping structure is arranged at the top of the telescopic part. According to the operation device, the operation burden of medical staff is greatly relieved.

The invention belongs to the technical field of operation auxiliary devices, and particularly relates to a minimally invasive intervention device for cerebrovascular surgery, which comprises a universal support assembly, a quick-release control assembly, a detachable assembly, a handle assembly, an annular support assembly and an adjustable support leg assembly, the quick-release control assembly and the handle assembly are arranged below and above the universal supporting assembly respectively. Driving electric energy and electric signals can be transmitted between the first metal contact and the second metal contact, after the first metal contact and the second metal contact are connected, actions of surgical tools can be controlled through the touch screen, a magnetic adsorption type quick release structure is designed between the magnetic suction tool seat and the magnetic suction base, the tools can be conveniently replaced in the surgical process, and the surgical efficiency is improved. And different tools are operated and controlled through the same control handle and the same touch screen, so that the operation is simpler for doctors.

An image registration system and a method for a femur surgery relates to the field of surgery image registration are provided, before a surgery, DRR projections at different angles are carried out of a three-dimensional femur CT image, femoral coordinate systems and femoral characteristic points are respectively generated and selected on a the two-dimensional DRR projection images and two-dimensional X-ray images. Based on the femoral coordinate systems and the femoral characteristic points, the two-dimensional DRR projection images and the two-dimensional X-ray images are registered, so that the image registration precision is improved, a two-dimensional DRR projection image in the same femoral posture as a femoral posture during a two-dimensional X-ray image scanning can be accurately obtained, which can obtain a real surgical path for surgical navigation, ensures the precision of surgery-assisted navigation, and further improves the surgery quality.

The invention provides an adapter and an operation assisting system, and the adapter comprises a base which comprises a support, a first input shaft and a second input shaft; the rotary base and the rotary base transmission assembly comprise a first gear ring, the rotary base is rotatably arranged on the support, the first input shaft is in transmission connection with the first gear ring, and the first gear ring and the rotary base are relatively fixed; the guide pipe system driving assembly is arranged on the rotary base, the guide pipe system transmission assembly comprises a second gear ring and a planetary gear, the second input shaft is in transmission connection with the second gear ring, the second gear ring is in transmission connection with the planetary gear, and a shaft of the planetary gear is fixed to the rotary base; the planetary gear is used to drive the catheter system drive assembly. According to the adapter, two kinds of remote operation can be conducted on the catheter system through the two sets of relatively independent transmission assemblies, the working environment of medical staff is improved, and the learning curve of a doctor is shortened.

The invention provides a method for reconstructing a three-dimensional model based on artificial intelligence by using a two-dimensional image and an application thereof, when an implant is required to replace a lesion tissue during an operation, the lesion tissue does not need to be scanned by three-dimensional CT scanning, and only the two-dimensional medical image needs to be shot, so that the three-dimensional model is reconstructed. And a three-dimensional model of the lesion tissue can be obtained through the artificial intelligence model. A doctor can understand the specific condition of a surgical site through the three-dimensional model, then make a targeted surgical scheme, and directly design a corresponding implant and a customized surgical auxiliary tool in the three-dimensional model according to the surgical site. Meanwhile, related auxiliary design of the implant and the surgical auxiliary tool in the manufacturing process through the three-dimensional printing technology can be automatically generated, and finally, the generated design data of the implant and the surgical auxiliary tool are sent to the three-dimensional printing equipment to directly complete printing operation of the implant and the surgical auxiliary tool. The working process can be greatly simplified, the accuracy is improved, and the design requirements of customized medical equipment are met.

The invention discloses an auxiliary operation positioning system based on AI intelligent navigation, and the system comprises an image data collection module which is used for obtaining the original image data and operation planning information of an operation part of a patient; the navigation model construction module is used for constructing a three-dimensional navigation model based on the original image data and generating a target key point and a target path through a preset AI model based on the operation planning information; the positioning and tracking module is used for acquiring the position information of the surgical instrument in real time in the surgical process and mapping the position information into the three-dimensional navigation model; and the real-time positioning correction module is used for acquiring continuous image frames acquired by the surgical instrument in real time, acquiring intraoperative motion deviation through optical flow estimation based on real-time image data, and correcting the target key point and the target path based on the intraoperative motion deviation. According to the method, the intraoperative motion deviation is obtained in real time through optical flow estimation, target positioning is corrected, and the accuracy and reliability of operation positioning can be improved through the real-time dynamic correction mechanism.

A method and system for assisting a physician compute the 3D location of the tip of a surgical device inserted into a patient is described. A trained model computes the 3D location of the hidden portion of the surgical device based on live image data of the operative field. A display shows the tip of the surgical device and a 3D model of the body organ in a fused arrangement.

Disclosed are an actuation power apparatus and a surgical assistance system. The apparatus comprises: an outer sheath driving unit (11) drivingly connected to an outer sheath adapter (2) for supporting an outer sheath unit (201), and configured to actuate the outer sheath unit (201) through the outer sheath adapter (2); a middle sheath driving unit (12) drivingly connected to a middle sheath adapter (3) for supporting a middle sheath unit (202), and configured to actuate the middle sheath unit (202) through the middle sheath adapter (3); and an inner sheath driving unit (13) drivingly connected to an inner sheath adapter (4) for supporting an inner sheath unit (203), and configured to actuate the inner sheath unit (203) through the inner sheath adapter (4).

Methods, devices and systems for planning, monitoring, simulating and / or evaluating a knee surgery procedure. Imaging data of the lower limb is acquired. Interpretable 3D models are generated and combined with static and dynamic parameters into an enhanced bone model. Intervention strategy is simulated. Deviations from the intervention strategy are monitored during surgery. Clinical outcome is predicted from machine learning. Methods for calibrating knee surgery imaging data, establishing an alignment reference frame, and simulating an intervention strategy in a knee surgery procedure.

The invention relates to the technical field of tooth image analysis equipment, and particularly discloses a tooth image analysis method for oral surgery. Through the steps of periodontal condition assessment and intelligent adjustment of image shooting positions, image data acquisition and preprocessing, intelligent segmentation of teeth and surrounding tissue structures, three-dimensional reconstruction and feature quantitative extraction, intelligent risk assessment and surgical scheme recommendation, analysis report generation and interactive optimization and the like, accurate analysis and surgical assistance of tooth images are realized; various advanced algorithms and models are adopted, the accuracy and efficiency of image analysis are improved, and a scientific and reliable reference basis is provided for oral surgery.

The invention discloses a cardiovascular intervention clinical surgery auxiliary operation device, and belongs to the technical field of cardiovascular surgeries, the cardiovascular intervention clinical surgery auxiliary operation device comprises a main body module and a puncture module, the main body module comprises a puncture cylinder, a puncture needle is arranged in the puncture cylinder, and a plurality of balls are movably connected in the puncture cylinder; the multiple balls are annularly arranged at equal intervals, the multiple balls are close to one end of the puncture cylinder, an anti-skid groove is formed in the outer surface of the puncture needle, and through the arrangement of the pressure assembly, the pressure sensor, the locking assembly, the lever assembly, the force arm assembly, the locking assembly and the control panel, the sensing sensitivity of a doctor to resistance change is remarkably improved; the accuracy of identifying the'falling sense 'is greatly improved; the pressure sensor monitors the resistance value in real time, when it is detected that the resistance is suddenly reduced, instant mechanical locking of the puncture depth is achieved, the risk that the rear wall of the blood vessel is punctured due to judgment delay or misoperation is greatly reduced, and the operation safety is improved.

The invention relates to the technical field of orthopedic medical instruments, in particular to a skull traction operation auxiliary device and a control method thereof. The traction bed body provides a lying position / prone position for a patient, the skull traction bow is fixed to the head of the patient and used for traction, and the flexible traction arm is arranged on one side of the traction bed body and used for being connected with the skull traction bow. The flexible traction arm is provided with a connecting rod used for installing the skull traction bow, and the connecting rod is provided with an intelligent control stopwatch used for being matched with the skull traction bow. The auxiliary device for the skull traction operation has the advantages that the situation that the cervical curvature is inconvenient to adjust in the operation is improved, and the operation convenience of the auxiliary device for the skull traction operation is improved.

Notification of a state of resection of a resection target is accurately provided during surgery. A program according to an embodiment of the present invention causes a computer to: acquire a surgery image in which a surgical site is imaged during surgery for resecting a resection target; detect a state of resection of the resection target from the acquired surgery image by using a machine learning model generated by training with training data in which a surgery image is an input and information related to completion of resection is an output; and notify a state of resection of the resection target, wherein the information related to completion of resection includes region information of an organ that appears in the surgery image when the resection target is resected.

The invention comprises: an adapter, to which a surgical instrument can be detachably mounted, and the adapter is provided with a restricted portion; a separator, to which the adapter can be detachably mounted; a retaining body, to which the separator can be detachably mounted; and a driving body, which supports the retaining body in a rotatable manner and applies a driving force to the retaining body, a cylindrical portion for the surgical instrument to pass through is provided on the adapter, and an insertion portion for the cylindrical portion to pass through is provided on the separator, the surgical instrument is retained on the retaining body by means of the separator and the adapter, a restricting portion is formed on the separator, and the restricting portion engages with the restricted portion to restrict the circumferential rotation of the adapter about the cylindrical portion.

The application relates to a holographic image-based surgical auxiliary system, wherein an image recognition and ranging module is used for capturing panoramic images and obtaining relative position parameter information between each system specified point; a projection mechanism in an imaging glasses module is used for mapping a human body perspective image and the relative position parameter information between each system specified point to a lens on a glasses body; a visual angle image capturing mechanism is used for capturing a visual angle picture of the glasses body; and a master control module is used for adjusting the position and size of the human body perspective image projected to the lens by the projection mechanism in real time according to the panoramic images, the visual angle picture and the relative position parameter information between each system specified point, so as to ensure that the human body perspective image presented on the lens and the corresponding human body structure can be kept coincident in real time. The holographic image-based surgical auxiliary system has the characteristics of convenient operation, good practicability and effective assistance for precise implementation of surgery.

The invention relates to the technical field of robots, in particular to a remotely-operated surgery assisting robot and a method thereof.The remotely-operated surgery assisting robot comprises a robot body, a mechanical bearing arm is fixedly arranged on the robot body, and a device bearing assembly is installed on the mechanical bearing arm; surgical instruments are stored through the instrument bearing assembly, a bearing assembly driving mechanism is further arranged on the robot body, the instrument bearing assembly is driven to move upwards through the bearing assembly driving mechanism, meanwhile, the instrument bearing assembly is driven to rotate, and a sealing assembly is installed on the instrument bearing assembly. The invention further relates to an operation method of the remotely-operated surgical auxiliary robot, and the operation method comprises the following steps that firstly, surgical instruments are pushed; step 2, playback of the surgical instrument; and 3, resetting the appliance bearing assembly.

1. Name of the designed product: instrument trolley (ST-T). 2. Use of the designed product: used in minimally invasive surgery, providing surgical information for doctors and / or providing space for surgical auxiliary tools. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view 1.

The present application relates to a kind of around rail type surgical auxiliary system and method.The system at least includes the annular floor track arranged around operating table.Multiple degree of freedom mechanical arm moves along annular floor track and is configured to perform the freedom operation in horizontal and / or vertical plane.Multiple degree of freedom mechanical arm is instructed to move along the annular floor track and is instructed to drive to complete the movement of several degrees of freedom.The present application improves the accuracy of risk identification in the process of surgery by the detection warning of multiple degree of freedom mechanical arm in around rail type surgical auxiliary system and the active warning of medical staff.Around rail type surgical auxiliary system is used for the taking and arrangement of surgical instrument on the one hand, and is used for recording the whole process of surgery on the other hand, and the relevant surgical data recorded is identified and judged, so as to form multi-direction, multi-angle warning system in operating room.

A personalized ankle osteotomy 3D printing guide plate comprises a 3D printing main body which is fixed to an operation part through a kirschner wire during use, and is characterized in that a guide hole penetrating through the main body and a plurality of positioning holes are formed in the main body, the guide hole is used for guiding the osteotomy cutting direction, the positioning holes are used for allowing the kirschner wire to penetrate through, and the 3D printing main body is designed through computer aided design; the inner side face of the main body of the guide plate is matched with the peripheral face of the tibia of the surgical site, personalized customization can be carried out according to the shape of the peripheral face of the tibia of the surgical site of a patient, a surgical auxiliary tool which is more suitable for the condition of the patient and is simple in structure is provided for the patient, and the guide hole can better guide operation of a doctor during surgery. The main body is fixed on the peripheral surface of the tibia through the positioning hole by using a kirschner wire, so that the main body can be more stably fixed on an operation part.

The invention relates to the technical field of medical instruments, in particular to gynecological operation auxiliary equipment. Comprising a supporting assembly and a first telescopic arm fixedly connected to the supporting assembly, an outer arm body is fixedly connected to the right end of the first telescopic arm, a fastener is installed on the outer arm body, an inner arm is inserted into the outer arm body, the inner arm has the freedom degree in the longitudinal direction and the circumferential direction relative to the outer arm body, the fastener can clamp the inner arm, and a palm rest is installed at the upper end of the inner arm. When the supporting fabric is used for driving the buffer cushion to move synchronously to change the position of the patient relative to the bedside, the first telescopic arm can stretch out and draw back to adaptively adjust the leg support of the patient in the translation direction. The supporting fabric and the buffering cushion are detachably arranged so that the buffering cushion can be replaced conveniently, and meanwhile the supporting assembly expands or contracts the buffering cushion supporting fabric and can still keep the tensioning state. The space under the bed at the operation position, namely the right side is wide, and operation is convenient.

The present invention relates to an image registration system and method for femoral surgery, belonging to the field of surgical image registration. Before the surgery, DRR projections of the three-dimensional femoral CT image are performed at various angles. The femoral coordinate system and femoral feature points are generated and selected on the two-dimensional DRR projection image and the two-dimensional X-ray image respectively. According to the femoral coordinate system and femoral feature points, the two-dimensional DRR projection image and the two-dimensional X-ray image are registered, improving the accuracy of image registration. It can accurately obtain the two-dimensional DRR projection image with the same femoral pose as when the two-dimensional X-ray image is scanned, and then a real surgical path can be obtained for surgical navigation, ensuring the accuracy of surgical assisted navigation, and thus improving the surgical quality.

The invention discloses an anorectal operation assisting device and method, and belongs to the technical field of medical instruments. The anorectal operation auxiliary device comprises an outer cylinder and an inner cylinder, the inner cylinder is sleeved with the outer cylinder, and the inner cylinder is rotationally connected with the outer cylinder; the inner cylinder comprises a rotating cylinder, an operation window is arranged on the side wall of the upper portion of the rotating cylinder, a sealing plate for sealing the operation window is arranged in the rotating cylinder, a moving mechanism for driving the sealing plate to move in the inner cylinder is arranged in the rotating cylinder, and a locking structure for locking the rotating cylinder and the outer cylinder is arranged on the side wall of the rotating cylinder. The locking structure is connected with the moving mechanism, and the moving mechanism drives the locking structure to move synchronously, so that when the operation window is opened, the locking structure locks the rotating cylinder and the outer cylinder. By means of the anorectal operation auxiliary device and method, the problems that an existing auxiliary device is inconvenient to use, and an affected part is prone to being injured can be solved.

The invention discloses a zygomatic operation auxiliary positioning support which comprises a fixing part, a first connecting support, a suspension connecting assembly and a guide ring, the fixing part is provided with three fixing fulcrums, and the three fixing fulcrums are installed on a first fixing supporting plate, a second fixing supporting plate and a third fixing supporting plate respectively; one group of first connecting brackets is detachably connected between the third fixed support plate and the first fixed support plate, and the other group of first connecting brackets is detachably connected between the third fixed support plate and the second fixed support plate; a suspension connecting assembly is arranged between the second fixing support plate and the third fixing support plate, the suspension connecting assembly is further connected to the first fixing support plate, the guide ring is connected to the suspension connecting assembly, and an inlet point is arranged between the second fixing support plate and the third fixing support plate. An absolute reference system is established through the three bone fixing fulcrums, path optimization is achieved through the adjustable connecting mechanism, accuracy is guaranteed, necessary flexibility is reserved, position deviation is reduced, and operation safety is greatly improved.

A method for generating surgical assistance data, performed by at least one processor, according to the present invention, may comprise the steps of: acquiring, from a medical staff terminal, patient information and first image data, second image data, and third image data corresponding to a treatment region of a patient; generating a three-dimensional modeling image on the basis of the first image data and the second image data; registering the three-dimensional modeling image with the third image data and placing the registered images in a single spatial coordinate system; generating surgical assistance data on the basis of the registered images and the patient information; and transmitting the surgical assistance data to the medical staff terminal.

The present invention relates to the field of biometric recognition technology, and specifically to a minimally invasive thoracoscopic surgery guidance assistance system for mediastinal tumors. It includes an acquisition module for acquiring electronic medical record information and acquiring chest CT images and ultrasonic waveforms in real time through an ultrasonic detector; a medical record analysis module for determining the complexity of the medical record based on keywords in the electronic medical record information; a CT analysis module for determining the degree of movement and deflection of the thoracoscope's viewing angle at the current moment; a waveform analysis module for determining the similarity between the ultrasonic waveform and the preset structural waveforms of different structures, and then determining the structural expression; a reminder module for determining the sensitivity of the viewing angle of the thoracoscope at the current moment based on the complexity of the medical record, the degree of movement and deflection, and the structural expression, and performing surgical operation assistance reminders based on the sensitivity of the viewing angle. The present invention can effectively improve the reliability of surgical assistance.