201 results about "Operative aid" patented technology

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.

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 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.

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 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 utility model relates to the technical field of interventional department surgery assistance, in particular to an auxiliary fixing device for interventional department surgery, which comprises a bed body, a sliding groove is arranged in the bed body, a positioning plate is slidably connected in the sliding groove, a plurality of symmetrically arranged bandages are fixedly connected onto the positioning plate, a mattress is placed at the top end of the bed body, and the bed body is fixedly connected with the bed body. A cushion is placed at the top end of the positioning plate; a tightening mechanism is arranged on the positioning plate, the tightening mechanism comprises two mounting grooves and two limiting grooves, rotating rods are rotationally connected to the interiors of the mounting grooves correspondingly, collecting rollers are fixedly connected to the rotating rods correspondingly, linkage rods are slidably connected to one ends of the rotating rods correspondingly, and limiting rings are fixedly connected to one ends of the linkage rods correspondingly; the utility model has the beneficial effects that the tightening process of the bandages is simplified, the two bandages can be tightened at the same time, and the practicability and the efficiency are greatly improved.

The invention relates to the field of auxiliary instruments for wrist arthroscopic surgery, and particularly discloses a wrist arthroscopic channel stabilizing device which comprises a groove type sleeve made of a disposable vein infusion tube, the tube wall of the groove type sleeve is cut off in the longitudinal direction to form an open groove, the two ends of the groove type sleeve are cut to be smooth, and the length of the groove type sleeve is suitable for a wrist arthroscopic surgery approach; by establishing the stable channel, the instrument can freely slide along the groove wall of the stable channel, repeated friction and injury of the surgical instrument to subcutaneous tissues around an approach, such as joint capsules, blood vessels, nerves and tendons, are effectively avoided, surgical wounds are remarkably reduced, multiple times of access of the same channel can be ensured, no tissue implication is caused, and the surgical efficiency is improved. By the adoption of the structure, intra-articular operation can be rapidly transferred to be conducted outside the joint, the annular design reduces compression damage to channel tissue, it is guaranteed that the sleeve always exists, and the open type notch design enables an operation instrument to obtain a free operation space.

An adapter and a surgical assistance system are provided. The adapter includes a base including a bracket, a first input shaft and a second input shaft; a rotating base rotatably provided on the bracket and a rotating base transmission assembly including a first ring gear, where the first input shaft is in transmission connection with the first ring gear which is fixed with respect to the rotating base; and a catheter system drive assembly provided on the rotating base and a catheter system transmission assembly including a second ring gear and a planet gear, where the second input shaft is in transmission connection with the second ring gear, the second ring gear is in transmission connection with the planet gear, a shaft of the planet gear is fixed on the rotating base, and the planet gear is configured to drive the catheter system drive assembly. The adapter provided in the present disclosure can achieve two types of remote operations on the catheter system via two sets of relatively independent transmission assemblies, so as to improve the working environment of medical staff and shorten the learning curve of doctors.

Notification of a risky action during surgery is accurately provided. A program according to an embodiment of the present invention causes a computer to acquire a surgery image in which a surgical site is captured, detect a risky action from the acquired surgery image using a model generated by training with training data in which an input is a surgery image and an output is information related to a risky action, and notify that the risky action is detected, wherein the information related to the risky action includes region information of a structure altered due to the risky action in the surgery image.

The utility model discloses a lymph node developing tracer agent locating hook, relates to minimally invasive surgery auxiliary instrument technical field, including holding cylinder, puncture needle, anchor needle claw, the puncture needle is fixed in the centre of holding cylinder tail end, the push tube is inserted in the puncture needle, the push tube tail end is fixed with the connector, anchor needle claw is fixed in the anchor needle claw, the anchor needle claw is fixed in the anchor needle claw, and the anchor needle claw is fixed in the anchor needle claw. A clamping-in head is fixedly arranged on the side face of the holding cylinder, and a safety structure for preventing the anchoring needle claw from being accidentally released is arranged at the position, at the clamping-in head, of the holding cylinder. The positioning hook is composed of the four groups of anchoring needle claws, the four groups of anchoring needle claws are in four-claw arc shapes and are made of nickel-titanium memory alloy materials, when the positioning claws are released, lung tissue is not prone to being torn, the safety structure is arranged, and the safety structure can prevent the positioning claws from being accidentally released when puncture of the puncture needle is not finished. Scales are arranged on the outer walls of the puncture needle and the positioning line, so that a doctor is assisted in determining the puncture depth and the release depth under the condition that an external CT instrument is not used.

This invention discloses an auxiliary device and method for anorectal surgery, belonging to the field of medical device technology. The anorectal surgery auxiliary device includes an outer cylinder and an inner cylinder, with the outer cylinder sleeved over the inner cylinder and rotatably connected to it. The inner cylinder includes a rotating cylinder with an operating window on its upper side wall. A sealing plate is installed inside the rotating cylinder to block the operating window. A moving mechanism is installed inside the rotating cylinder to move the sealing plate within the inner cylinder. A locking structure is installed on the side wall of the rotating cylinder to lock the rotating cylinder to the outer cylinder. The locking structure is connected to the moving mechanism, and the moving mechanism drives the locking structure to move synchronously, so that when the operating window is opened, the locking structure locks the rotating cylinder to the outer cylinder. Using the anorectal surgery auxiliary device and method described in this invention solves the problems of existing auxiliary devices being inconvenient to use and prone to causing damage to the affected area.

A control method for a surgical auxiliary system and a related apparatus. The control method comprises: in response to a pose adjustment operation by a user on the basis of an operating end, sending, by a main end console (410), a pose adjustment instruction to a mechanical arm (310), such that the mechanical arm (310) adjusts, according to the pose adjustment instruction, a pose of a surgical execution apparatus (320) to a pose corresponding to the pose adjustment operation (S2101); and in response to a driving operation for a catheter system (3210) by the user on the basis of the operating end, sending, by the main end console (410), a driving instruction for the catheter system (3210) to the surgical execution apparatus (320), such that a surgical driving apparatus (3230) drives, by means of a sheath adapter (3220), the catheter system (3210) to execute an action corresponding to the driving operation for the catheter system (3210) (S2102). By means of the control method, the main end console (410) can send a corresponding instruction to a robotic device (300), such that the mechanical arm (310) adjusts the pose of the surgical execution apparatus (320) according to the pose adjustment instruction, and the surgical driving apparatus (3230) drives, according to the driving instruction for the catheter system (3210) by means of the sheath adapter (3220), the catheter system (3210) to execute a corresponding action, thereby achieving semi-automatic control of the surgical auxiliary system.

The present technology relates to a medical observation system, a method, and a medical observation device, which are capable of maintaining accuracy of three-dimensional information, even in a case where a change occurs in an optical system. A medical observation system acquires operative field data acquired by a medical observation device, detects a change in an optical system of the medical observation device, estimates a parameter representing a state of the optical system after a change occurs in the optical system in a case where the change in the optical system is detected, and sets a generation condition of three-dimensional information based on the operative field data by using an estimation result. The present technology can be applied to a surgery assisting system.

The invention discloses an intraoperative information prompting method, device and system and a medium, and belongs to the technical field of medical assistance. The method comprises the following steps: acquiring various input features; for each type of input features, performing statistical feature aggregation on data in a time window according to a window refresh cycle corresponding to the input features so as to update a target context; when a triggering operation of an information prompt is received, performing semantic processing on the target context to obtain a standard semantic representation; semantic routing is carried out based on the standard semantic representation, a semantic prompt sub-model matched with the current operation intention is activated, and an information prompt result in the operation is obtained. According to the scheme, the neural network model can identify real and effective information more easily, and the accuracy of information prompt of the operation auxiliary system is improved.

A sheath adapter for a surgical assistance system includes a support frame, a telescopic rod assembly and a cap. The rod assembly includes a movable shaft and a rotating shaft which has a first end rotatably connected to the support frame and a second end slidably connected to a first end of the movable shaft. The cap includes a groove for receiving a knob and is connected to a second end of the movable shaft. The rotating shaft is rotatable to cause the rotation of the cap via the movable shaft. The movable shaft is slidable in an axial direction to adjust the position of the cap relative to the support frame. The sheath adapter and the rod assembly are configured to form clearance to allow placement of a surgical instrument on the support frame and attachment of the knob of the surgical instrument via the cap to allow assembly.

A surgical assistance device has a ring band that is worn on a surgeon's finger from which opposed clasp jaws extend. The opposed clasp jaws define a channel configured to receive a guidewire to be inserted into a patient's bone. The surgeon locates a desired entry point for the guidewire with his or her finger on which the ring band is worn, and thereby positions the channel of the device to receive the guidewire so that such guidewire when inserted through the channel is directed in the desired entry point and into the patient. The surgeon maintains his or her finger at the desired location during guidewire insertion, and then detaches the device from the installed guidewire by separating the opposed clasp jaws.