90 results about "Abdominal surgery" patented technology

The invention relates to the technical field of medical instruments, in particular to a tissue tray assembly used in an abdominal surgery, which comprises a tray and a traction device, and is characterized in that the tray comprises a tray body and a plurality of support pieces, and the plurality of support pieces are of a scattered structure distributed on the tray body; the supporting pieces are divided into first supporting pieces and second supporting pieces, and the first supporting pieces and the second supporting pieces are distributed in a staggered mode. The supporting piece comprises a sleeve body and a telescopic rod, the telescopic rod is connected with an air pipe, and the amount of air in the telescopic rod is changed by injecting air into or exhausting air from the air pipe, so that the telescopic rod is extended or shortened; the telescopic rod corresponding to the first supporting piece and the telescopic rod corresponding to the second supporting piece are independent in motion form. According to the tissue tray assembly used in the abdominal cavity operation, the situation that tissue in the abdominal cavity is pressed for a long time can be avoided, the situation that blood vessels in the tissue are pressed for a long time is avoided, and the situation that the supported part on the tissue is insufficient in blood supply or ischemia or hypoxia occurs is avoided.

The invention relates to the technical field of medical instruments, and discloses an abdominal cavity operation nursing frame based on operating room nursing. Comprising two controllable rotating mechanisms, a hollow sleeve and a radial hollow shell, wherein the hollow sleeve plays a role in connecting and supporting an instrument placing disc and a garbage storage barrel; the radial hollow shell is integrally arranged on the outer circumferential surface of the hollow sleeve, and the interior of the radial hollow shell is in a hollow state; the brake ring can move in the axial direction of the radial hollow shell and can abut against the outer circumferential face of a column body of the longitudinal supporting column, and the spiral spring is placed in the radial hollow shell and can generate elastic pressure on the brake ring in the direction towards the longitudinal supporting column. According to the nursing frame for the abdominal cavity operation based on operating room nursing, a certain braking friction force is generated between a braking ring and a longitudinal supporting column by utilizing the elastic strength of a spring, and the braking friction force can enable the rotating resistance of an instrument placing disc and a garbage storage barrel to tend to a moderate range, so that the moving precision and stability of the instrument placing disc are guaranteed.

The invention provides a chest drainage tube for slowly releasing analgesic medicine and a preparation method of the chest drainage tube, and belongs to the technical field of medical nano biological materials. The invention provides a chest drainage tube capable of slowly releasing analgesic medicine. The chest drainage tube comprises a drainage tube body and local anesthetic composite hydrogel loaded on the outer surface of the drainage tube body. The local anesthetic composite hydrogel is attached to the outer surface of the drainage tube and can slowly release the loaded local anesthetic, the hydrogel is used as a drug carrier, the first-time drug loading amount is increased, the effective concentration of the local anesthetic can be maintained in the tube indwelling period through slow degradation of the hydrogel, and the local anesthetic in the tube indwelling period can be reduced. The long-acting analgesic effect is achieved, the basic purpose of postoperative chest drainage can be achieved, the long-term sustainable analgesic effect can be achieved, the adverse effects caused by a traditional analgesic method are obviously reduced, the pain caused by indwelling of a chest duct after a surgery can be obviously relieved, and rehabilitation of the patient is promoted. And theoretical support is provided for subsequent research and expansion to abdominal cavity operations and pelvic cavity operations.

The invention relates to an adjustable claw-type retractor for an abdominal surgery and an operation method. The adjustable claw-type retractor comprises a handle, a mounting disc, at least five retractor parts and an adjusting assembly, a cavity with an opening in the upper end is formed in the handle in the Z-axis direction. According to the adjustable claw-type drag hook for the abdominal surgery and the operation method, the connecting plate is moved up and down to drive the fastener and the buckle in the connecting plate to move, and when the fastener moves downwards, the two adjacent drag hook pieces can be expanded, so that the distance between the two adjacent drag hook pieces is increased; when the buckle moves upwards, the two adjacent draw hook pieces are close to each other under the action of elastic force, and the distance between the two adjacent draw hook pieces is reduced, so that the coverage range of the draw hook pieces can be effectively adjusted according to the taking-down of an incision, and the problems that more medical personnel are required to participate when a plurality of S-shaped draw hooks are used, and the operation is inconvenient are effectively solved. Certain inconvenience is brought to an operation, and normal operation of a surgeon is affected.

The invention relates to the technical field of medical instruments, and discloses an abdominal surgery aspirator which comprises a buffering movable pressure control mechanism. A cylindrical hollow cylinder which is fixedly mounted in the fixed ring opening and is hollow inside is arranged in the fixed ring opening; the top of the first annular elastic gas film is fixedly embedded into the top of an inner cavity of the cylindrical hollow barrel, and ascites can flow along an inner hole; and the inner limiting movable plate is fixedly mounted at the bottom of the first annular elastic gas film and can move in the axial direction of the cylindrical hollow barrel. The abdominal surgery aspirator is used in cooperation with a medical infusion pump, the function of negative pressure suction of accumulated water in the abdominal cavity can be achieved, in the negative pressure suction process, the instrument can achieve the pressure control and buffering effects on negative pressure generated by gas through the gravity of an object and the elasticity of an annular elastic gas film, and once the negative pressure suction force is too large, the negative pressure can be effectively controlled. According to the instrument, the phenomenon that the inner diameter is closed can occur in time, and therefore complications such as tissue damage and bleeding in the abdominal cavity caused by too large negative pressure are prevented from occurring.

The present invention discloses an organ support and fixation device for minimally invasive abdominal surgery, and the surgical instrument actuator is composed of a first, second, third, and fourth actuators. The first, second, third, and fourth actuators each include an angle adjustment wheel, a fixing pin, and a wire wheel; the angle adjustment wheel is connected to the wire wheel, and the wire wheel is connected to the joint; the angle adjustment wheel controls the rotation angle of the wire wheel, and the wire wheel controls the rotation angle of the joint; the fixing pin fixes the angle adjustment wheel by separating and fitting with the angle adjustment wheel. The instrument can conveniently support and fix organs or tissues such as the liver, so that clinicians can obtain a larger operating space and surgical field of view when performing minimally invasive abdominal surgery; the instrument and the matching bracket are used together, which can save auxiliary personnel to support the instrument and save space occupation, freeing up more space next to the operating bed, greatly facilitating clinicians in performing minimally invasive abdominal surgery.

The invention discloses a sealing negative pressure protection device for abdominal cavity hyperthermic perfusion chemotherapy in laparotomy, and belongs to the technical field of medical instruments, the sealing negative pressure protection device comprises a protection cover body, the protection cover body is of a three-layer structure and sequentially comprises a porous breathable layer, a middle adsorption layer and a sealing supporting layer from inside to outside, and a circle of medical pressure-sensitive adhesive is arranged on the edge of the inner layer of the protection cover body; a negative pressure connector is arranged at the top of the protective cover body and used for being connected with external negative pressure equipment, two hanging rods are perpendicularly fixed to the inner layer of the protective cover body, telescopic supporting structures are fixed to the bottom ends of the two hanging rods, and a plurality of liquid inlet holes and liquid outlet holes are further formed in the protective cover body. The supporting assembly is integrated on the inner side of the protective cover body, and the problems that the compatibility of the surgical retractor and a sealing rubber strip on the edge of the protective cover body is poor, and gaps are likely to be generated are solved; by arranging the negative pressure connector and the middle adsorption layer, dual treatment of aerosol is achieved, and the occupational exposure risk of medical staff is reduced.

An air inlet, a smoke sensor, an air pump and an electromagnetic three-way air valve are sequentially communicated in series, and the electromagnetic three-way air valve is communicated with a filtering device and a low-pressure exhaust port; a pneumoperitoneum machine connecting port and an air outlet are respectively communicated with a second interface and a third interface of the three-way pipe; wherein the main control board is electrically connected with the smoke sensor and the electromagnetic three-way air valve respectively, and the main control board receives a signal of the smoke sensor and controls one end of the electromagnetic three-way air valve to be in a closed state, so that smokeless gas entering the smoke removal device is directly discharged from the air outlet; or the other end of the electromagnetic three-way gas valve is controlled to be in a closed state, so that the smoke gas is filtered by the filtering device and discharged at low pressure. Smoke detection is carried out through the smoke sensor, reversing of the three-way valve is controlled through the main control board, gas with different smoke concentrations enters different pipelines to be classified, and meanwhile the problem of multi-person cooperation in the smoke exhaust process is solved.

Apparatuses and methods for preventing the onset and / or progression of bowel edema during abdominal surgery and / or post-operative ileus are provided. The disclosed apparatuses comprise a structure for retracting the bowel during abdominal surgery and a means of applying negative pressure therapy to the bowel during abdominal surgery. Retracting the bowel provides unobstructed access to other regions of the abdominal cavity for the surgeon and the use of negative pressure therapy prevents the onset or progression of edema and / or ileus. Methods of preventing the onset or progression of edema and / or ileus are provided, comprising the deployment of the disclosed apparatuses and the application of negative pressure therapy.

The utility model is suitable for the technical field of abdominal surgery, and provides an extraperitoneal cavity dilator which comprises an operation end, the bottom of the operation end is in threaded connection with an inflation pipeline, a check valve is installed on the inner wall of the inflation pipeline, and a balloon dilator is arranged at the bottom of the inflation pipeline. The inflation pipeline is of a hollow cylinder structure and comprises a bent section used for bending, a reinforcing layer is arranged at the bottom of the bent section, and the check valve is arranged at the tail end of the reinforcing layer in the same direction. The check valve comprises an air cavity, the air cavity is formed in the middle section of the check valve, an air inlet is formed in one end of the air cavity, an air outlet is formed in the other end of the air cavity, the air inlet is formed in the end close to the bent section, and a check module is installed in the air cavity. According to the device, one-way flowing of gas is ensured through the non-return module, backflow and leakage are avoided, deflation can be achieved through the deflation rod, and operation stability and high adaptability are achieved.

1. The name of the design product: cannula (abdominal surgery). 2. The use of the design product: the design product is used to establish a surgical channel during laparoscopy and surgery. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The invention discloses an abdominal surgery image data analysis method and system, and relates to the technical field of data analysis of reinforcement learning, and the method comprises the steps: carrying out the feature classification of abdominal surgery image data, and obtaining an independent part representing each organ; carrying out feature decomposition on the abdominal surgery image data in each independent part through reinforcement learning, and constructing an association network between the independent parts according to a feature decomposition result; integrating the associated network into the knowledge graph between the independent parts to obtain a featured knowledge graph; in the featured knowledge graph, triggering a feature reaction through a variation mechanism; and performing data analysis according to the feature reaction to generate a final analysis result. According to the method, the analysis precision of the multi-organ image data is improved, the capabilities of feature decoupling, variation response modeling and focus recognition are achieved, and the clinical interpretability and application effectiveness of the analysis process are enhanced.

1. The name of this design product: tissue forceps. 2. Purpose of this product design: The flexible tube can be used to bend the rod during thoracic and abdominal surgery to clamp and push away tissue or organ substance in the body while avoiding interference with other surgical instruments. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The invention relates to an artificial intelligence-based abdominal cavity operation auxiliary control method, device and equipment and a medium. The method comprises the following steps: acquiring kinematics data of the intelligent surgical instrument and physical data in contact with tissues; geometric-physical fusion correction is carried out on the input pressure to obtain effective clamping pressure, and a contact quality index is calculated; extracting multi-dimensional electrical characteristics and obtaining tissue type labels through an AI tissue classifier; a target working state is generated through verification of the neural finite-state machine; and during plasma cutting, the residual life of the liquid film is predicted through LSTM, and a corresponding control signal is generated. By adopting the method, the accuracy, the safety and the stability of auxiliary control of the abdominal surgery can be improved, and reliable support is provided for surgery development.

The present application belongs to the technical field of medical artificial intelligence auxiliary decision-making, and particularly relates to a method for predicting postoperative delirium risk of elderly abdominal surgery patients based on perioperative clinical characteristics. The present application extracts the demographic characteristics, preoperative laboratory indicators and intraoperative anesthesia-related characteristics of elderly abdominal surgery patients based on an electronic medical record system, and constructs a full-feature data set for postoperative delirium risk prediction. Further, a machine learning algorithm is used to establish a postoperative delirium risk prediction model, and the target model is screened in combination with the model stability evaluation result. On this basis, the model is optimized by using SHAP feature contribution analysis and recursive feature elimination strategy, and a simplified prediction model with fewer variables and better generalization performance is obtained. The prediction model can realize early identification of high-risk groups of postoperative delirium of elderly abdominal surgery patients during the perioperative period, has high discrimination ability, stability and clinical applicability, and can provide a reliable tool for precise prevention and auxiliary decision-making during the perioperative period.

The invention discloses a laparoscopic surgical forceps with adjustable bending angle, comprising a pair of forceps arms, a forceps body and a pair of forceps handles, wherein the forceps arms are provided with at least one rotating joint, and the forceps handles are provided with a rotating joint adjuster, and the rotating joint adjuster adjusts the angle of the rotating joint by pulling a wire. The rotatable forceps arms of the invention can adapt to different pathological positions and structures during laparoscopic surgery, minimize the opening of surgical channels, and solve the problem that the existing laparoscopic forceps cannot adjust the bending, resulting in a large opening of the surgical channel.

The invention relates to the technical field of medical instruments, in particular to a disposable surgical drainage system with an image processing function, which comprises a drainage tube body, a visual component, a near-end connecting structure, a mobile terminal adaptation module and an AI image analysis module, the system aims at solving the technical problems that an existing medical drainage tube is single in function, depends on external imaging equipment for positioning in the implantation process and is prone to causing tissue damage during operation. The drainage tube is technically characterized in that a miniature 4K camera module and an LED lighting source are integrated at the tip of the drainage tube body, and tissue images in front of the tube end can be acquired and transmitted in real time; and the AI image analysis module is matched to complete lesion related parameter acquisition and property auxiliary discrimination. A doctor can directly observe a drainage path and a target area through external equipment and synchronously obtain auxiliary evaluation information. Accurate and safe catheter indwelling and auxiliary diagnosis are achieved. The device is mainly used for clinical drainage operations and bedside monitoring in neurosurgery, general surgery, thoracic surgery, cardiac surgery and abdominal surgery.

The present application belongs to the technical field of image processing, and discloses an intelligent auxiliary processing system for abdominal cavity operation images, which comprises a data acquisition module, a data processing module, an intraoperative lesion diagnosis module, an intraoperative lesion analysis module, a clinical decision module and a scheme regulation module. The data acquisition module is used for acquiring laparoscope 3D optical molecular image data, RAL imaging data and device operation data. The data processing module is used for obtaining a comprehensive feature data set by processing the acquired laparoscope 3D optical molecular image data, RAL imaging data and device operation data. The intraoperative lesion diagnosis module is used for constructing an intraoperative lesion diagnosis model and predicting an optical feature index. The intraoperative lesion analysis module is used for comparing the predicted optical feature index with a preset optical feature index threshold value and judging whether there is a lesion. The clinical decision module is used for constructing a lesion degree prediction model and predicting a lesion severity. The scheme regulation module is used for implementing a corresponding tumor treatment scheme according to the lesion severity.

The present disclosure relates to devices and methods for increasing the probability of a successful organ donation by decreasing organs' warm ischemia time. Furthermore, the present disclosure relates to increasing the pool of eligible donors, including donors who had prior chest surgeries or prior abdominal surgeries. The present disclosure provides a catheter extending through a cannula, wherein the cannula delivers cold perfusion fluid and the catheter blocks the aorta, forcing the cold perfusion fluid to pass to organs in the donor's abdomen. The present disclosure further provides for advancing the catheter from a retracted position to an extended position, and creating a watertight seal at the cannula to prevent backflow of cold perfusion fluid.

The application discloses a flat link type incision opening device for abdominal surgery, which comprises a supporting rod, a stand, a fixing rod and an extension rod, a stand is vertically installed in the middle of the bottom end surface of the supporting rod, the inside of the stand is hollow, a lead screw is rotationally installed on each side wall of the stand, the lead screws are horizontally and symmetrically distributed, one end of each lead screw is rotationally connected with a first gear which is rotationally arranged in the inside of the lead screw, two groups of the first gears are oppositely arranged and synchronously rotate with the lead screws, a moving block is arranged on the outside of the lead screw, a moving rod is vertically installed on the upper surface of the moving block, the bottom of the moving rod is connected with the fixing rod and synchronously moves with the fixing rod, an extension rod is slidably arranged at the bottom of the fixing rod, and the extension rod is parallel to the fixing rod. The flat link type incision opening device for abdominal surgery has the advantages of convenient operation and effective response to sudden situations in surgery, and can be widely used.

The present invention relates to a method for training a model for predicting abdominal surgery information, which is performed by a computing device, the method comprising a step of training an artificial neural network model by using medical image data and masking data labeled with the degree of adhesion between the peritoneum and organs such that, when a medical image is input, the model outputs abdominal surgery-related information of the input medical image.

The invention relates to the technical field of angle-adjustable operative patient body position fixing devices, in particular to an angle-adjustable operative patient body position fixing device which comprises a bearing supporting plate, and the bearing supporting plate is provided with a connecting mechanism. A longitudinal sliding sleeve in the adjusting assembly can flexibly adjust the height of a sliding rod through a first limiting rod, and a transverse sliding rod at the top of the sliding rod can achieve transverse position adjustment through a second limiting rod. Hinge seats in the limiting assemblies enable the semicircular clamping and protecting plates to rotate around the limiting assemblies, and the distance between the semicircular clamping and protecting plates can be adjusted through fastening bolts. The series of flexible adjusting modes can meet the requirements of different operation types on the diversified body positions of the patient; the device can easily meet the requirements for accurate adjustment of the limb angle of a patient in an orthopedic surgery and the requirement for the inclination degree of the body of the patient in an abdominal surgery, the optimal surgical field is provided for a doctor, and the surgery is assisted to be smoothly carried out.

The invention belongs to the technical field of image processing, and discloses an intelligent auxiliary processing system for an abdominal surgery image, and the system comprises a data collection module which is used for collecting laparoscope 3D optical molecular image data, RAL imaging data and equipment operation data; the data processing module is used for obtaining a comprehensive feature data set according to the obtained laparoscope 3D optical molecular image data, RAL imaging data and equipment operation data; the intraoperative lesion diagnosis module is used for constructing an intraoperative lesion diagnosis model and predicting to obtain an optical characteristic index; the intraoperative lesion analysis module is used for comparing the predicted optical characteristic index with a preset optical characteristic index threshold value and judging whether a lesion exists or not; the clinical decision module is used for constructing a lesion degree prediction model and predicting the severity of the lesion; and the scheme regulation and control module is used for implementing a corresponding tumor treatment scheme according to the severity of the lesion.

The invention relates to an anti-fogging self-cleaning laparoscope which is characterized in that a transparent glass sheet is fixedly arranged at the outer end of an objective lens at the far end of the laparoscope, and a closed carbon dioxide gas groove is formed in a gap between the transparent glass sheet and the objective lens; an air inlet pipeline is fixed along the inner wall of an outer tube of the laparoscope, a corresponding air inlet hole is formed in the near end of the air inlet pipeline, and the far end of the air inlet pipeline penetrates through the objective lens and extends into the carbon dioxide gas groove; a gas outlet pipeline is fixed along the inner wall of the outer tube of the laparoscope, the far end of the gas outlet pipeline extends into the carbon dioxide gas groove, and the near end of the gas outlet pipeline exhausts gas through a gas exhaust hole; and the air inlet is externally connected with a carbon dioxide air source. The laparoscope solves the technical problems that an existing laparoscope is prone to causing fogging of an objective lens and infection of tissue fluid in a minimally invasive abdominal surgery, consequently, the surgical field is blurred, and surgical operation needs to be interrupted due to the fact that a real-time processing function does not exist.

The utility model discloses a device for assisting a patient to get out of bed to move at an early stage after an abdominal surgical operation, and relates to the technical field of rehabilitation training devices, the device comprises a support frame and a protection assembly, the protection assembly comprises a first screw rod, a second screw rod, a first screw sleeve, a second screw sleeve, a first electric telescopic rod, a first protection plate, a second protection plate and a handle, the first protection plate and the second protection plate are each provided with a handle and a rescue assembly, the rescue assembly comprises a first connecting plate, a second connecting plate, a first-aid kit, a PLC, a small alarm, an alarm lamp, a control switch and a mobile phone, and the first-aid kit is installed on the first connecting plate. A PLC, a small alarm, an alarm lamp and a control switch are installed on the second connecting plate, and a mobile phone is arranged on the second connecting plate. According to the medical care bed, through the arrangement of the protection assembly and the rescue assembly, a patient can be prevented from falling to the ground and being injured in the moving process, and the patient can save themselves in time and inform family members or medical staff in time.

The present invention relates to the field of medical materials, and more specifically, to a process for producing a high-drug-loaded antibacterial biological patch with controlled sustained release. Unlike conventional coating structures, the effective antibacterial components of the antibacterial patch of the present invention are distributed throughout the patch structure network, rather than being confined to a single layer. This not only ensures that the resulting patch possesses excellent mechanical properties and a structure that resists loosening upon contact with water, but also enhances process stability. Furthermore, the drug loading amount and loading speed can be quantitatively and controllably adjusted according to actual needs. This method can be applied to various surgical scenarios, such as open abdominal surgery, and is particularly suitable for immediate antibacterial use after surgical procedures. It not only facilitates anti-infection, but also guides tissue regeneration and degrades as tissue repair progresses.

The utility model discloses an abdominal cavity operation specimen bag which comprises a bag body, a spring clip, a conical inner bag and a hard connecting piece, and the spring clip is arranged at a bag opening of the bag body; the conical inner bag is downwards arranged at a bag opening of the bag body; two hard connecting pieces are symmetrically and fixedly arranged at the widest expanded point of the spring clamp and are connected with the bag face of the conical inner bag in an attached mode, and the lower ends of the hard connecting pieces are flush with a bag opening in the lower end of the conical inner bag. When the specimen bag is used, the bag opening can be opened or closed according to requirements, tissues loaded in the bag cannot fall out under the action of the conical inner bag, and various operations in the operation process are facilitated.

The utility model discloses an operation drape for an abdominal operation, relates to the technical field of medical auxiliary supplies, and aims to solve the technical problem that an operation hole is easy to displace under the action of falling force of a liquid collecting bag when the current operation drape for the abdominal operation is used, the operation drape comprises a drape main body, and the operation hole is formed in the drape main body. Through the designed fixing structure, when the drape body is used, the bottom gasket of the fixing structure is cushioned under the body of a patient, then the drape body covers the body of the patient, the operation hole corresponds to an abdominal operation area of the patient, and then the side connecting pieces, located on the two sides of the operation hole, at the bottom of the drape body are connected with the bottom gasket in a tensioning mode. At the moment, the elastic belt can be tightly attached to the skin of the patient, so that the stability of the operation hole in the abdominal operation area of the patient can be guaranteed, the situation that the operation hole displaces due to the falling force of the liquid collecting bag can be effectively avoided, and the integrity of a sterile area is guaranteed.

The invention discloses a suction device for abdominal surgery, and belongs to the field of abdominal surgery. Comprising a mounting plate, a vacuum pump is arranged below the mounting plate, a first L-shaped support is fixedly connected to the left of the upper surface of the mounting plate, a vacuum plug is slidably connected to the inner side of the right end of the first L-shaped support, and a communicating pipe fixedly communicates between the vacuum plug and the output end of the vacuum pump; a second L-shaped support is fixedly connected to the right side of the upper surface of the mounting plate, and a suction plug is arranged on the inner side of the left end of the second L-shaped support. In the aspects of movement and adjustment, universal wheels at the bottom of the device are matched with a hand-held push rod, so that the overall movement becomes flexible and convenient, and the position requirements of different operation scenes can be quickly met; the electric push rod can flexibly adjust the distance between the mounting plate and the bottom plate, so that the overall height of the device is adjusted, the requirements of different surgical operation heights are met, and the adaptability of the device in the surgical environment is greatly improved.

The utility model provides a cough assisting pillow for patients after abdominal surgery, which at least includes: a main body and a back patting component. Among them, the main body is made of latex, which has good elasticity and adaptability, and can adjust its own shape according to the patient's body shape and posture to provide a better support effect. It includes: an arm clamping part, and the cross-section of the arm clamping part is U-shaped. A chest pillow pad is provided at one end of the arm clamping part and a back pillow pad is provided at the other end. When the patient's back fits with the back pillow pad, the chest pillow pad fits with the patient's chest and abdomen. When in use, the patient clamps the arm clamping part under the armpit with his arm. At this time, the chest pillow pad and the back pillow pad fit with the patient's chest and abdomen and back respectively.