60 results about "Pre-surgical preparation" patented technology

The invention discloses a surgical instrument configuration prediction method and system based on a fusion rule engine and machine learning, a terminal and a storage medium, and the method comprises the steps: obtaining a surgical style and an operator of a target operation, collecting corresponding multi-dimensional data resources, and obtaining structured standard data; the method comprises the following steps: constructing a standard surgical style-instrument configuration table based on clinical expert knowledge, converting the constructed standard surgical style-instrument configuration table by using a rule template language to obtain a rule execution template, and matching the surgical style with the rule execution template to generate a preliminary instrument recommendation list; inputting the structured standard data into the model for deep learning and prediction to obtain an AI prediction result, and comparing the AI prediction result with the preliminary instrument recommendation list to obtain an adjusted recommendation list; and scoring the instruments in the adjusted recommendation list by using a strategy, and obtaining a final recommendation instrument list according to a scoring result. The instrument configuration quality is improved, the preoperative preparation efficiency is improved, and intelligent development of hospital operation is promoted.

The utility model relates to the technical field of medical instruments, and discloses a medical fixator and an ablation treatment device.The medical fixator comprises a bottom supporting part and an instrument fixing part, the head end of the instrument fixing part is movably connected with the bottom supporting part, multi-angle adjustment can be achieved, and different operation requirements can be met; the tail end of the instrument fixing part is used for connecting a corresponding medical instrument; the upper area of the bottom supporting part is used for supporting a patient, for example, the bottom supporting part is fixed to a preset position such as a CBCT sickbed during preoperative preparation or during an operation, so that relative fixation of the whole device is achieved, and corresponding medical instruments can be moved to the focus position of the patient under operation of medical staff for treatment or pretreatment; the medical fixator is simple in structure and flexible to operate, the problem that a traditional fixing mode is poor in stability is effectively solved, and operation efficiency and safety are remarkably improved.

The invention relates to a catheter robot system, a control method thereof and a computer readable storage medium. The system comprises a first manipulator and a second manipulator; first and second mechanical arms; the control system is used for obtaining an initial installation sequence in response to the fact that the first manipulator moves to the first target position and the second manipulator moves to the second target position; determining pre-arranged catheter instruments based on the initial mounting sequence; determining a pre-set target position in the first target position and the second target position based on the pre-set catheter instrument; when the pre-arranged catheter instrument meeting the pre-arranged target position exists, determining a pre-arranged manipulator in the first manipulator and the second manipulator, and controlling each indicator corresponding to the pre-arranged catheter instrument to indicate; and in response to the installation of the pre-arranged catheter instrument, when the post-arranged catheter instrument meeting the post-arranged target position exists, controlling each indicator corresponding to the post-arranged catheter instrument to indicate. By means of the implementation mode, an operator can conveniently and rapidly select the catheter instrument suitable for the current position of the manipulator from the multiple catheter instruments for installation, and the preoperative preparation efficiency can be improved.

This application relates to the field of medical diagnostic technologies, and particularly to a method and device for classifying developmental dysplasia of the hip based on X-ray films. The method includes the following steps: (1) Establishing the standard position of the X-ray film; (2) Measuring the X-ray film to determine reference points; (3) Determining measurement parameters based on the reference points; (4) Classifying according to the measurement parameters. The new classification method of the present invention covers a wider range of diseases, has a stronger ability to distinguish deformities, more reliable observation of stability, and stronger guiding significance for surgery: 1. It can accurately identify different types of special hip dysplasia, etc., and classify according to the surgical difficulty to select appropriate prostheses and preoperative preparations. 2. It is easier to calculate, and the identification of the false acetabulum is relatively simple. 3. It can accurately predict the severity of proximal femoral deformities, guide the position of acetabular construction, and evaluate whether patients with high-level hip dysplasia require special prostheses and subtrochanteric osteotomy.

The invention relates to an integrated dressing change device for pulling out a closed drainage tube, and aims to solve the problems of low breathing matching degree of a patient, poor wound closing effect and the like in the traditional tube pulling operation. The device comprises a dressing change bag, a pair of sterile scissors, tweezers, gauze, a gauze ball, a mouth-nose closed breathing auxiliary mask, elastic tension adhesive tape dressing and a medical garbage bag. The breathing assisting mask forces the patient to hold breath through the air bag and the pressing device, subjective cooperation of the patient is not needed, the tube drawing success rate is remarkably increased, and the breathing assisting mask is particularly suitable for children, old people and other patients with low adaptability. The elastic tension adhesive tape dressing adopts a sterile dressing, an elastic cloth, a non-woven fabric and an adhesive layer structure, and can provide 5-10N transverse tension after being stretched, so that the folding of the edges of the wound is promoted, the seepage is reduced, and the dressing change period is prolonged. By means of the integrated design, the preoperative preparation time is shortened, the operation standardization level is improved, the medical cost is reduced, and the medical efficiency and quality are improved.

The utility model provides a pair of separating forceps for hysteromyoma surgery, which relates to the technical field of medical instruments and comprises two forceps arms, the two forceps arms are rotationally connected through a rotating shaft, one ends of the two forceps arms are respectively provided with a forceps head, the other ends of the two forceps arms are respectively provided with forceps handles, and one ends of the two forceps handles are respectively and fixedly connected with finger rings. The required forceps heads can be replaced according to actual operation requirements through the dismounting and mounting assembly, the preoperative preparation time before an operation is shortened, one set of forceps arms can use various forceps heads, the cost is reduced, and the forceps heads can be independently replaced when a single part is abraded and the like, secondly, the working angles of the forceps handles can be adjusted according to the operation conditions through the bending assembly, and the working efficiency is improved. By means of the technical scheme, the handle can be better attached to an operation area and held in a more comfortable posture, the accuracy of force application and operation is improved, and muscular tension and hand fatigue caused by long-time operation can be reduced.

This utility model discloses an isolation component for a modular mounting base, comprising: a housing covering the modular mounting base and separating the power-generated modular mounting base from the non-power-generated surgical functional module; and a gear transmission structure, wherein gears in the gear transmission structure are rotatably mounted on the housing to transmit power from the power source inside the modular mounting base to the surgical functional module, thereby realizing power transmission. The gear transmission structure includes an internal gear and an external gear, which are separated by the isolation structure and coaxially connected by a transmission shaft. By separating the power-generated modular mounting base from the sterile environment during surgery through the housing, only the surgical functional module installed on the modular mounting base needs to be sterilized before each surgery, greatly improving the efficiency of preoperative preparation.

A system may obtain pre-operative multi-modal data relating to a planned medical procedure from one or more data sources and analyze, via an instrument guidance machine learning model, the pre-operative multi-modal data to generate an instrument guidance. An instrument guidance constitution is input into the instrument guidance machine learning model. The instrument guidance constitution includes rules that control how the instrument guidance machine learning model generates the instrument guidance. The system may receive the instrument guidance as an output of the instrument guidance machine learning model. The instrument guidance may include an indication of a set of instruments to use when performing the planned medical procedure. The system may provide the instrument guidance to a display unit to direct pre-operative preparation for performing the planned medical procedure.

The invention discloses an operation scene voice processing recording system and an application mode, and belongs to the technical field of medical informatization. The system comprises a basic audio and video collecting and processing module, a newly-added intelligent voice database, a newly-added medical record data retrieval module and a newly-added operation safety checking management and control module, and through the technologies of Bluetooth positioning, voice interaction, medical system linkage and the like, operation audio and video real-time synchronous recording, key node three-party checking closed-loop management and control and operation normalization intelligent checking are achieved. The application mode covers the whole process of preoperative preparation, personnel admission, intraoperative acquisition and verification and postoperative data tracing, and a complete tracing chain of'operation-voice-image-verification 'is formed. According to the invention, the problem of voice recording and safety checking splitting in the prior art is solved, the standardization and accuracy of operation safety checking are improved, the safety and traceability of medical data are ensured, and reliable support is provided for operation safety management.

The invention relates to a catheter robot system, a control method of the catheter robot system and a computer readable storage medium. The manipulator is arranged at the tail end of the mechanical arm and is used for mounting and manipulating a catheter instrument; the control system is configured to be used for acquiring the actual position of a guiding device connected with a patient in a reference coordinate system; determining an insertion axis of the guider at the insertion port based on the actual position; acquiring a first target distance of the expected manipulator from the insertion opening on the insertion axis; determining a first target position of the manipulator on the insertion axis based on the first target distance; and controlling the manipulator to move to the first target position. Through the implementation mode, the manipulator can be automatically moved to the target position, manpower and time can be saved, and the preoperative preparation efficiency is improved.

A zero-transfer patient apparatus is disclosed that can be used to carry a patient through all phases of a healthcare environment such as a surgical facility. The zero-transfer patient apparatus is configurable into a wheelchair, a gurney, a bed, and an operating room table, and can be further manipulated (e.g., tilted) when configured into these modes in various manual and automated manners that complement patient treatment. The patient upon entering the facility can be placed in the disclosed zero-transfer patient apparatus and moved as necessary around the facility (the waiting area, pre-op, surgery, post-op, etc.) without the need to transfer the patient from one apparatus to another. This provides improved safety for the patient and servicing clinicians. This also reduces complexity and cost at the facility, which need not be burdened with having several different apparatuses (separate wheelchairs, beds, etc.) each with limited functionalities.

The utility model discloses a power source power supply structure for an operation mechanical arm trolley, which comprises a support used for being connected with a mechanical arm, the support is provided with a power assembly and a power source used for driving the power assembly to act, the power source is provided with an adapter, the adapter is electrically connected with the support, and the power source is electrically connected with the support. And the bracket is electrically connected with the trolley. An optimized power supply connecting structure is adopted, power supply of the trolley is transmitted to the support through the mechanical arm, then the power source takes electricity from the support through the adapter and the aviation plug, the power source is close to the installation position of the support, and therefore the length of a power line is greatly shortened, and the situation that cables are hooked is avoided to a great extent; the user experience of equipment use in an operation scene is greatly improved; and a shortened power line is arranged, so that the power source needing to be subjected to sterile treatment is effectively isolated from the trolley which does not need to be subjected to sterile treatment and other external equipment, and the sterile treatment work of the power source in preoperative preparation is more convenient.

The invention relates to the technical field of medical cosmetology and computer-assisted surgery, and discloses a three-dimensional anatomical positioning-based prosthesis breast augmentation implantation system, which comprises a three-dimensional data acquisition module, a modeling module, a prosthesis positioning planning module, a surgical navigation and positioning device, a prosthesis implantation auxiliary tool, a postoperative evaluation and feedback module and a database module, the three-dimensional data acquisition module comprises a high-precision three-dimensional scanner and is used for acquiring three-dimensional form data of the chest of a patient and ensuring the accuracy and integrity of the data; by integrating a three-dimensional data acquisition module, a modeling module, a prosthesis positioning planning module, a surgical navigation and positioning device, a prosthesis implantation auxiliary tool, a postoperative evaluation and feedback module and a database module, whole-course digital management from preoperative preparation to postoperative evaluation is realized, and surgical accuracy and safety are greatly improved.

The invention relates to the technical field of medical equipment, in particular to equipment for assisting a doctor in quickly wearing sterile gloves, which comprises a box body, the box body is fixedly connected with a vertical pipe, the outer wall of the vertical pipe is rotatably sleeved with a rotating drum, the outer wall of the rotating drum is fixedly connected with a telescopic mechanism, and one end of the telescopic mechanism is fixedly connected with a connecting ring; the inner wall of the connecting ring is rotationally connected with a rotating rod, and the lower end of the rotating rod is fixedly connected with a limiting assembly. According to the glove, the limiting assembly, the negative pressure pump, the negative pressure box and the like are arranged to be used in cooperation, when the glove is worn, the negative pressure pump and the negative pressure box can be matched to extract air outside the glove, the outside of the glove is made to be in negative pressure, at the moment, the glove is expanded and bulged due to external air pressure, and when a user wears the glove, the user can feel comfortable when wearing the glove. The handle can be conveniently and quickly inserted into the glove, so that a user can quickly wear the glove, the wearing speed of the glove is increased, and the preoperative preparation time is saved.

The invention relates to the technical field of operation management, and discloses a perioperative period management method and system based on multi-dimensional data. The method comprises the following steps: generating a preoperative electronic medical record, generating preoperative early warning information, pushing preoperative matters needing attention, generating an intraoperative electronic medical record in real time, generating a postoperative electronic medical record, generating a perioperative period evaluation report, and determining a re-visit patient list. The system corresponds to the method. According to the application, before the operation, the electronic medical record is generated by acquiring the patient information, the preoperative early warning information is generated, and the matters needing attention are pushed, so that sufficient preoperative preparation of the patient is ensured, and the operation risk is reduced; in the operation, the electronic medical record in the operation is updated in real time based on vital sign data, and the operation is guaranteed; after operation, based on a perioperative period evaluation report, a re-visit patient list can be accurately determined, medical resources can be reasonably allocated, and rehabilitation of the patients is promoted; the problems of data dispersion, inaccurate evaluation and low management efficiency in traditional perioperative period management are solved, and the quality and efficiency of perioperative period medical service are improved.

The invention discloses a surgical robot collaborative navigation method and system, and the method comprises the steps: S1, carrying out the three-dimensional reconstruction of a surgical site of a patient, so as to obtain a planned surgical path; s2, predicting a shielding track point of the surgical instrument on the surgical path when the surgical instrument moves on the planned surgical path and any marking ball on the first positioning tool is shielded and cannot pass through to cause tracking and positioning of the optical tracking system; s3, shielding the trajectory points, and planning to obtain an optimal collaborative navigation trajectory of the optical tracking system; the surgical robot collaborative navigation system comprises a surgical robot module, a navigation robot module and a collaborative navigation control module composed of a preoperative preparation module, a preoperative shielding prediction module and a collaborative navigation path planning module. The collaborative navigation method and system for the craniotomy operation robot can adapt to the complex operation environment, the planned path has optimality and smoothness, and the adjustment time is short.

The invention discloses a rabbit brainstem hemorrhage model and an establishment method thereof. The establishment method comprises the following steps: S1, preoperative preparation: selecting healthy adult New Zealand white rabbits, and fasting experimental rabbits 12 hours before an operation; s2, performing an operation process, namely performing anesthesia by adopting isoflurane gas, dissecting to fully expose the skull, extracting arterial blood of an experimental rabbit, injecting autoblood into cortical spinal bundles of the right brainstem, disinfecting, and suturing an incision. A stereotactic autoblood injection method is adopted to construct the rabbit brainstem hemorrhage model, the pathophysiological process of clinical real brainstem hemorrhage is well simulated, and a reliable foundation is laid for studying the pathophysiological mechanism and scheme of occurrence, treatment and outcome of brainstem hemorrhage. The repeatability and reliability of experimental results are improved by accurately controlling positioning coordinates and injection parameters, and the method is simple in operation step, easy to master and suitable for large-scale experimental application.

This invention relates to the field of medical devices, specifically to a radioactive particle implantation needle for interventional radiology of tumors. The needle includes an implantation needle body with a delivery channel along its length. A material storage slot communicating with the delivery channel is located in the middle of the implantation needle body. The material storage slot contains a supply compartment with a particle placement cavity. A sealing mechanism for sealing the particle placement cavity is located at the bottom of the supply compartment. The supply compartment also contains a compression mechanism for compressing radioactive particles towards the bottom of the particle placement cavity. This invention employs a detachable integrated structure for the implantation needle body and supply compartment, allowing for pre-loading of particles before surgery. This eliminates the need for manual loading of particles into the delivery channel during surgery using external tools, reducing intraoperative steps. The fixing bolts and threaded holes enable quick assembly and disassembly, further shortening preoperative preparation and surgical time, and improving operational convenience.

The invention relates to a thrombus interventional diagnosis and treatment monitoring system and a thrombus interventional diagnosis and treatment monitoring method based on targeted positioning of an indwelling nano micro catheter, and belongs to the technical field of medical instruments. The thrombus interventional diagnosis and treatment monitoring system and the thrombus interventional diagnosis and treatment monitoring method based on targeted positioning of the indwelling type nano micro catheter comprise the steps of preoperative preparation, wherein corresponding preoperative preparation work is appointed according to the corresponding condition of a patient; performing intraoperative anesthesia: selecting a corresponding anesthesia mode according to the operation property and the health condition of the patient; blood vessel puncture: conveying the indwelling nano micro catheter to a corresponding position in the blood vessel of the patient by adopting a blood vessel puncture mode; carrying out targeted positioning; the design of a micro-catheter material with an inner layer and an outer layer which are of a double-wall type carbon nanostructure with controllable pressure infiltration is adopted, the pore diameter of carbon fibers is moderately increased and reduced by regulating and controlling the pressure of liquid medicine of the indwelling micro-catheter, local high-concentration continuous administration treatment can be achieved, the curative effect is improved, and the treatment cost is reduced. And particularly, an effective means is provided for maintaining the subsequent drug effect after interventional therapy such as operation and the like.

The application relates to a catheter robot system, characterized in that the system comprises a mechanical arm, the mechanical arm comprising a first mechanical arm and a second mechanical arm; a control device, which is in communication connection with the mechanical arm, and is used for detecting the use state of the mechanical arm and a catheter instrument installed thereon; and a signal indicating device, which is in communication connection with the control device, is arranged at any position of the mechanical arm or the catheter, and is used for outputting identifiable signals, wherein the identifiable signals indicate the use state of the mechanical arm or the catheter instrument, and the use state indicates one of the following conditions: whether the first mechanical arm and the second mechanical arm meet the indication of preoperative preparation; and an alarm of terminal magnetic field distortion of the catheter instrument. The application can timely and accurately find the faults existing in the preoperative positioning process of the robot, quickly help to locate system faults and abnormalities, and improve the safety and reliability of the surgical robot.

The present invention discloses a method for preventing anastomotic fistula after colorectal surgery, comprising the following steps: 1: preoperative preparation and partial resection of the colorectal lesion, and suturing the anastomosis; 2: installing a support and protective net to protect the anastomosis; 3: introducing a fixed portion at the head end of a catheter from the anus along the intestine to the ileocecal valve, inflating the fixed portion so that the fixed portion is stuck at the ileocecal valve, and the catheter position is relatively fixed with the ileocecal valve by the fixed portion, thereby performing a double blockage on the intestine and simultaneously draining intestinal contents through the catheter; and 4: after the patient's anastomosis is healed, venting the catheter, and withdrawing the catheter and the fixed portion from the ileocecal valve through the anus. The present invention can prevent anastomotic fistula, facilitates wound healing, and only requires surgical suturing of the anastomosis, eliminating the need for surgical opening and suturing of other parts. This reduces the physical trauma caused by the surgery to the patient, helps improve the patient's quality of life after surgery, and is applicable to the field of medical device technology.

The utility model discloses a paronychia minimally invasive operation kit which comprises a kit body, and a disinfection tray and an instrument tray are arranged in the kit body in an upper and lower layered mode respectively. A disinfection article area and a protective article area are arranged on the disinfection tray, disinfection tweezers and iodophor disinfection cotton balls are placed in the disinfection article area, and sterile operation gloves, an operation bottom towel and a sterile operation pasting film are placed in the protective article area; a medicine area, a surgical operation tool area and a wound dressing area are arranged on the instrument tray, surgical medicine is placed in the medicine area, an injector, triangular scissors and nail taking forceps are placed in the surgical operation tool area, and sterile gauze and dressing pastes are placed in the wound dressing area. According to the utility model, disinfection, minimally invasive surgery, bandaging and postoperative nursing are integrated, so that medical staff can quickly find required articles and correctly operate in a field operation environment, and the preoperative preparation time is shortened; meanwhile, the pollution opportunity is also reduced, the risk of cross infection is reduced, the time and regional limitations of paronychia minimally invasive surgery carried out by medical units at all levels are broken through, and it is ensured that patients are treated in time.

The invention relates to the technical field of pre-rehabilitation management methods, and discloses a pre-rehabilitation management method for a laparoscopic sleeve gastrectomy patient, which comprises the following steps: selecting proper subjects, the total number of the subjects is 120, and the subjects are divided into two groups according to a random number table method, namely 60 control groups and 60 observation groups; carrying out endoscopic sleeve gastrectomy on all patients in a selected period, carrying out conventional nursing on a control group, and carrying out preoperative pre-rehabilitation nursing on patients in an observation group; according to the pre-rehabilitation management method for the laparoscopic sleeve gastrectomy patient, preoperative pre-rehabilitation means that targeted and effective rehabilitation management is given to the patient from the time when a surgeon and the patient jointly decide an operation to the day before the operation according to the rehabilitation characteristics of diseases, the physiological environment and the body function reserve of the patient are improved, the patient can better tolerate the operation, and the patient can be better protected. The device is an important way for realizing rapid postoperative rehabilitation of a patient and is an extension of preoperative preparatory work.

The invention provides a double-ring supporting drainage device for a spine endoscopic surgery. The double-ring supporting drainage device comprises a channel expansion sleeve, a drainage pipeline, a second elastic supporting sleeve and an air valve. When in use, the two channel expansion sleeves are respectively placed into two operation channels; in the operation process, the liquid drainage pipeline arranged in the channel on one side of the endoscope is clamped and closed, then an injector is used for injecting gas into the inflation cavity, the first elastic supporting sleeve contracts inwards and is tightly attached to the operation instrument, meanwhile, the second elastic supporting sleeve expands outwards and is fully attached to the inner wall of the operation channel, and therefore effective sealing is achieved. When liquid in an operation area needs to be drained, an injector is used for being connected to the liquid outlet end of the liquid drainage pipeline, negative pressure is generated through outward suction, and the liquid is led out of the body under the action of the negative pressure. According to the double-ring supporting drainage device for the spine endoscopic surgery, the tedious process that a traditional retaining dam needs to be temporarily and manually built is avoided, the preoperative preparation time is effectively shortened, and the surgery efficiency is improved.

The invention relates to a surgical instrument three-dimensional reconstruction and calibration method based on pixel engraving, and provides a real-time calibration system, which comprises a position sensing pattern arranged on a surgical instrument and used for assisting reconstruction and positioning of the surgical instrument; the visual positioning system is used for detecting a position sensing pattern on the surgical instrument and extracting the outline of the surgical instrument; the control system is used for detecting and recognizing position sensing pattern feature information, performing three-dimensional reconstruction on the surgical instrument, and acquiring and positioning the tip of the surgical instrument and the normal vector of the tip in real time; the real-time calibration system is used for three-dimensional reconstruction and registration of a surgical instrument in a preoperative preparation stage, and comprises incremental reconstruction of a non-planar three-dimensional model of a position sensing pattern, three-dimensional reconstruction of the surgical instrument, and calibration of a tip of the surgical instrument and a normal vector of the tip. According to the method, higher-precision and more reliable real-time navigation positioning can be provided for the surgical instrument.

The invention discloses intelligent operation auxiliary equipment, belongs to the technical field of medical apparatuses and instruments, and aims to solve the problems that a laparoscope preheating device needs a manual wiping mode, so that the time for preoperative preparation is greatly consumed, and secondary pollution is easily caused. A containing cavity is formed in the pretreatment barrel, a barrel cover is movably connected to the portion, above the containing cavity, of the outer wall of the pretreatment barrel, a containing groove communicated with the containing cavity is formed in the barrel cover, a sliding groove is formed in the containing cavity, and a floating plate is slidably connected into the sliding groove. The temperature of the lens is close to the temperature of the abdominal cavity, water vapor condensation is effectively prevented, meanwhile, after preheating is completed, the outer wall of the laparoscope can be rotationally wiped through the impact force of water, attached water stains are wiped dry, and the situation that the imaging definition is affected by the residual water stains is prevented.

The invention discloses a liquid shunt suction monitoring method and system based on an operation process, and the method comprises the steps: selecting a suction tube and a suction head according to the basic information of a to-be-detected patient and the operation related information, installing the suction tube and the suction head, and verifying the sealing performance; after a preoperative preparation completion result is received, an operation is carried out, tissue structure digital twins are created based on the body tissue structure of the to-be-tested patient in the operative field, and an operative field area is divided to obtain an area division result; based on the operation related information and the region division result, simulating the liquid flowing condition in the operation process to obtain predicted liquid flowing path information, further judging whether obstruction intervention is needed or not, and if yes, performing obstruction intervention; the type of liquid in an operation is identified to obtain real-time liquid generation type information, a suction path is planned according to the real-time liquid generation type information to obtain liquid suction path information, and the suction staying duration of a suction head at each position is judged to obtain path node suction duration information. The device has the effect of improving the operation safety during liquid shunt suction.

The invention discloses a method for improving rat cerebral apoplexy stable modeling through an improved suture insertion operation, which comprises the following steps of: A, performing preoperative preparation, anesthetizing a rat, fixing the rat on an operation console, connecting a multi-channel physiological sensor array of a physiological parameter real-time monitoring and regulating module, the closed-loop feedback control unit is started to pre-regulate and control the body temperature, the blood pressure and the oxyhemoglobin saturation of the rat; and B, the neck blood vessel of the rat is exposed, and the standardized suture assembly is aseptically connected to a suture micro manipulator and a suture clamp of a feeding mechanism. The invention relates to the technical field of biomedicine. According to the method for improving rat cerebral apoplexy stable modeling through the improved suture insertion operation, real-time visual guidance is provided through a high-frequency miniature ultrasonic imaging module, and a blind insertion operation mode of a traditional suture insertion operation is thoroughly changed by combining precise control of a suture miniature manipulator and a feeding mechanism; this enables an operator to accurately determine the position of the suture tip in the blood vessel.

The utility model relates to a disposable hysteroscope operation specimen collecting device which comprises an operation incision pasting film, a guide hopper, a flow guide pipe, a collecting part and a collecting barrel. A surgical field hole is formed in the middle of the surgical incision pasting film, one side of the surgical incision pasting film is connected with the two ends of the guide hopper, the lower end of the guide hopper is connected with the upper end of the flow guide pipe, the lower end of the flow guide pipe is connected with the upper end of the collecting part, and a plurality of liquid drainage holes are formed in the side wall of the collecting part; the exterior of the collecting part is detachably connected with the collecting barrel, and a folding part is arranged on the lower portion of the collecting barrel. The collecting barrel is arranged outside the collecting part, liquid discharged from the liquid discharging hole directly enters the collecting barrel to be collected, medical staff do not need to prepare a collecting device additionally, the link that the collecting part corresponds to the collecting device is avoided, preoperative preparation operation is simplified, the collecting part is connected with the collecting barrel, and the collecting barrel is convenient to use. And liquid can be prevented from flowing to an operating bed or the ground.

The utility model discloses a surgical bed with temperature control heat preservation function, the utility model mainly includes support, bed body, heat preservation blanket, heat preservation fan, air pipe and auxiliary mechanism, the auxiliary mechanism includes fixed pipe, connecting plate and two groups of half round type holder, heat preservation blanket air inlet is located in the fixed pipe outer periphery, and the holder sliding is held on the fixed pipe outer periphery to heat preservation blanket air inlet, the utility model solves the problem that heat preservation air pipe and heat preservation fan occupy the space during operation and the heat preservation blanket is inconvenient to assemble and disassemble before and after operation, effectively reduces the operation step of medical staff, reduces the labor intensity of medical staff, and further improves the preoperative preparation and postoperative cleaning efficiency.