562 results about "Operative aid" patented technology

The invention provides an operating room high-value consumable management system based on artificial intelligence, and relates to the technical field of artificial intelligence, an intelligent sensing module collects position information, state information and use conditions of high-value consumables in real time through RFID tags and sensors, and identification and tracking of the consumables are achieved. And the artificial intelligence analysis module analyzes the use frequency of the consumables and the relevance between the operation type and the demand based on a deep learning algorithm so as to predict the future consumable demand. And the inventory management module dynamically adjusts the inventory according to the actual use condition and the predicted demand. The operation auxiliary module automatically generates a consumable list according to the operation type and the patient condition, and medical staff is reminded to prepare. And the compliance supervision module records full life cycle data of the consumables, provides a traceability report and ensures compliance. Through the technical means, the operation cost of a hospital is remarkably reduced, the operation safety and the satisfaction degree of a patient are improved, and wide application prospects and important social value are achieved.

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.

The invention relates to a mechanical arm tail end variable load dynamics self-diagnosis and compensation method in a quick change form. The mechanical arm tail end variable load dynamics self-diagnosis and compensation method is technically characterized in that a dynamics model is established based on iterative least square online identification; load parameter identification under variable working conditions is carried out based on Jacobian matrix mapping; establishing a hybrid dynamic model including connecting rod rigid body dynamics, connecting rod error compensation dynamics and load dynamics; establishing a variable load dynamical model; when the load at the tail end of the mechanical arm is changed, robot joints are controlled by updating parameters in the hybrid dynamic model; on-line identification and compensation are carried out by collecting sensor data in real time. The method can effectively improve the accuracy and robustness of dynamic representation of the robot when facing various uncertain factors such as connecting rod deformation, variable load and measurement noise, improves the safety and reliability of physical man-machine interaction of the robot, and can be widely applied to the fields of industrial automation, medical operation assistance and rescue robots.

The disclosed technology includes a surgical adjunct that includes bioabsorbable material such as a polyurethane foam. A volumetric ratio of the polyurethane foam to the total volume of the surgical adjunct may be in a range of about 0.125 to about 0.325. A glass transition temperature of the surgical adjunct may be about 0° C. to about 40° C.

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 utility model provides an auxiliary positioning lighting device for a jaw osteomyelitis operation, belongs to the technical field of jaw osteomyelitis operation equipment, and solves the technical problems that a doctor needs to spend a long time in judging the position and boundary of a jaw osteomyelitis focus in the operation process, the operation view is not clear, lighting is difficult and the like. The device comprises a positioning guide plate, the positioning guide plate comprises a tooth socket and a wound covering plate, a connecting plate is integrally formed between the tooth socket and the wound covering plate, a sliding groove is formed in the rear end of the connecting plate, a sliding block is connected in the sliding groove in a sliding mode, a bolt is fixed to the upper position of the rear end of the sliding block, and a long groove used for sliding of the bolt is formed in the connecting plate. A connecting mechanism is arranged at the lower position of the rear end of the sliding block, and a supporting mechanism is arranged on the connecting mechanism. The device has the advantages that the nidus of jaw osteomyelitis is positioned in real time, illumination of the operation field is kept, illumination does not need to be continuously adjusted after the position of the head of a patient is adjusted in the operation process, operation wounds are reduced, operation efficiency is improved, and the like.

A method is used for calibrating a robot camera and external camera system relative to a medical robot. The robot camera is guided on an arm. The camera system has an external camera. The method includes: moving the robot camera via the robot arm during sensing and capturing; detecting a pose of a calibration pattern and / or an external tracker, each having a transformation to a pose of the external camera, and / or detecting a pose of the external camera; determining a transformation between the robot camera and external camera, and determining a field of view; moving a flange into at least three poses in the field of view and sensing the at least three poses via the external camera, and simultaneously sensing a transformation between the robot base and the flange; and performing a hand-eye calibration. The method can be used with a surgical assistance system and computer-readable storage medium.

The invention provides a head supporting device for a prone position operation, and belongs to the technical field of operation auxiliary equipment in medical instruments, the head supporting device comprises a supporting seat, a head supporting assembly and a reflective mirror, the supporting seat is of a plane structure with two convex rods on one side, a through hole is machined in the center of the supporting seat, the convex rods of the supporting seat are connected with the front end of an operation bed, and the reflective mirror is arranged in the through hole. A slide way is installed on the upper surface of the supporting seat, the head supporting assembly is installed on the slide way, the head supporting assembly is in a circular arc shape jointly defined by three parts, an opening of the circular arc faces the jaw of a patient, the reflective mirror is fixed to the lower portion of the front end of the operating bed, and the face of the patient can be observed through the reflective mirror. The device is simple in structure, pain of a patient is effectively relieved, medical staff can conveniently observe the complexion and mind of the patient and the conditions of pipelines of the face and the neck, blood circulation of a pressed part is promoted, and red pressing and pressure sores are prevented.

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.

A surgical assistance device (1) is provided with: a true lumen information acquisition unit (14) that acquires three-dimensional position information of a true lumen present in a target blood vessel; a true lumen image generation unit (15) that acquires an angiographic image captured of the target blood vessel from the flat panel detector (21) disposed at the first imaging position, and generates a true lumen image of the true lumen indicating a position and orientation corresponding to the angiographic image using position information of the first imaging position and three-dimensional position information of the true lumen; and an image synthesis unit (16) that generates a synthesized image in which the angiography image and the true cavity image are synthesized, and outputs the synthesized image.

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 medical robot for actuating a medical end effector includes a base; a movable arm connected to the base with at least one arm segment; an end effector connected to the arm with an end effector axis; and a control unit adapted to control the arm. The medical robot has an input mechanism with a neutral axis adapted to detect as input at least one force applied to the input mechanism transversely to the neutral axis in at least two opposite directions and convert the input to a control command for controlling a position and / or orientation of the end effector and / or the arm segment. An axis of the input mechanism is arranged parallel to the end-effector axis and / or to a longitudinal axis of the arm segment. A surgical assistance system, a control method and a computer-readable storage medium can be used with the robot.

The present invention relates to: a medical screw structure for corrective surgery for pectus excavatum deformity, wherein the medical screw structure provides assistance to prevent damage to the heart, which is the central organ of the circulatory system, or the lungs, which are respiratory organs, prior to surgery in which a correction rod for correcting pectus excavatum deformity is inserted between the lungs or heart and the sternum, which compresses the lungs or heart, in a patient having a pectus excavatum deformity; a surgical assistance device set using same; and a surgical method using same. The specific configuration of the medical screw structure includes: a head part (32) in which an annular ring portion (32a) is formed by bending an upper section having a preset thickness and length; a neck part (34) which is connected to the lower end of the head part (32) and extends vertically downward a preset length from the center of the ring portion (32a); and a body part (36) that extends continuously from the lower end of the neck part (34) and, toward the bottom, is curved more in a spiral shape having a preset pitch along the vertical length direction and the circumferential direction for a preset diameter.

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.

The invention provides a surgical auxiliary instrument and a surgical robotic.The surgical auxiliary instrument comprises a guider, the guider comprises a guider base, a locking piece and a tracer fixing piece, the guider base is provided with a mounting hole, the locking piece is arranged in the mounting hole, and the tracer fixing piece is arranged on the guider base; the functional assembly comprises a rod shaft and a functional structure arranged on the rod shaft, the rod shaft is detachably inserted into the mounting hole, the rod shaft is provided with a locking structure used for being matched with the locking piece in a limiting mode, and the rod shaft is fixed relative to the guider base when the locking piece limits the locking structure. The functional assembly and the guider can be quickly disassembled and assembled, so that the functional assembly can be quickly replaced, the operation time is shortened, and the operation quality is improved; the functional assembly can be compatible with hip joint prostheses of different manufacturers, so that the orthopedic surgical robot has a wider application range; the optical tracer can be fixed through the tracer fixing piece, the position and posture of the auxiliary instrument can be adjusted in time, and accurate positioning is achieved.

The invention discloses an orthopedic implantation operation auxiliary monitoring system based on digital twinning, and the system comprises an image collection and construction module which is used for collecting a skeleton image of a patient, and constructing a three-dimensional digital model of the skeleton, an implant and surrounding tissues of the patient; the surgical navigation module is used for establishing a relative coordinate with the skeleton of the patient, installing a surgical instrument in the surgical navigation module and performing surgical navigation to obtain a position relationship between the surgical instrument and the three-dimensional digital model; the digital twin display module is used for displaying the three-dimensional digital model of the bones, the implants and the surrounding tissues of the patient in real time, the surgical navigation module and the surgical instruments; a sensor module is installed on the surgical instrument and used for collecting pose and stress data of the surgical instrument. The system can monitor the dynamic state of an operation in real time in an orthopedic implantation operation, dynamically displays the operation process through the three-dimensional digital model, masters the posture and stress condition in the operation process through the sensor module, and facilitates more accurate operation of medical staff.

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 utility model discloses an orthopedic surgery auxiliary device which comprises a supporting assembly, the supporting assembly comprises two supporting frames and a connecting base, and the two supporting frames are detachably connected through the connecting base; a positioning space is formed in the middle of the supporting frame; the top end of the supporting frame forms a supporting face. The two positioning assemblies are mounted on the two supporting frames in a one-to-one correspondence manner; the positioning assembly comprises an adjusting screw rod, two adjusting nut seats and two positioning plates, and the adjusting screw rod is rotatably mounted at the bottom end of the supporting frame; the two adjusting nut seats are rotatably arranged outside the adjusting screw rod in a sleeving manner and are in threaded fit with the adjusting screw rod; the thread directions of the two adjusting nut seats are opposite; and the two positioning plates are respectively connected to the adjusting nut seat and extend out of the supporting surface from the positioning space. According to the auxiliary device for the orthopedic surgery, the lesion part is effectively fixed during the orthopedic surgery, and the auxiliary device can adapt to different parts to be adjusted.

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.

A surgery assistance apparatus 1 that improves the accuracy of surgery by presenting stable assistance information (display / sound) to a surgeon includes a calculation unit 2 that calculates, based on a living-body internal image 21 captured using an endoscope 42, region information indicating the region of a target part image 22 corresponding to a target part and probability information indicating a probability of the target part image 22 being an image of the target part, and a generation unit 3 that generates assistance information for assisting surgery while suppressing an extreme change when one of or both a change in the region information and a change in the probability information are extreme.