19results about How to "Avoid complications" patented technology

The invention discloses a pulmonary nodule real-time positioning method and a pulmonary nodule real-time positioning device based on artificial intelligence multi-modal image fusion technology applied to a sub-pulmonary lobe resection operation, which are applied to the technical field of data processing, a three-dimensional collapsed lung model is generated by acquiring a lung medical image and a three-dimensional model in combination with operation parameters, and features of the three-dimensional collapsed lung model are automatically identified. Endoscope dynamic images are collected in real time in an operation, and the three-dimensional collapse lung model is finely adjusted after image features are extracted, so that the three-dimensional collapse lung model is accurately matched with an actual lung tissue form in the operation. By means of the artificial intelligence multi-mode image fusion technology, the endoscope image and the three-dimensional model are deeply fused, and the lung three-dimensional structure and the accurate pulmonary nodule position under the endoscope view field are presented in real time. By integrating artificial intelligence, computer vision, a collapse algorithm and a multi-modal image fusion technology, a doctor is assisted to clearly identify lung tissue and nodule positions in an operation, the accuracy of the operation is effectively improved, the operation time is shortened, and the operation is safely completed with high quality.

The invention relates to the technical field of operation channels, and discloses an air inflation type channel device for taking out tumor specimens through the anus after colorectal operation, the air inflation type channel device comprises a main body, the right side of the main body is fixedly connected with a disc, the right side of the disc is fixedly connected with a top column, the side, close to the top column, of the disc is fixedly connected with a plurality of L-shaped plates, and the L-shaped plates are circumferentially arrayed with the top column as the center. Expansion of the outer air bag can pull the arc-shaped plate to rise along with the expansion speed of the outer air bag, when the arc-shaped plate rises, the arc-shaped plate pulls the rotating plate to synchronously rise, at the moment, when the rotating plate rises, the rotating plate can pull the hollow block to relatively move in the sliding groove plate along the sliding groove, and when inflation of the outer air bag is stopped, the hollow block can move in the sliding groove plate along the sliding groove. At the moment, the movable plate is clamped at the right-angle position of the oblique teeth through a third rear spring, so that the compression resisting mechanism cannot return backwards during supporting, the contractility of the sphincter is borne through the supported arc-shaped plate, and deformation caused by local pressure of the outer air bag is avoided.

The invention discloses a pneumothorax first-aid device for thoracic surgery nursing. The pneumothorax first-aid device comprises a puncture penetrating connecting piece, a gas exhaust control piece and a built-in water seal pipe fitting. The invention belongs to the field of medical instruments, and particularly relates to a pneumothorax first-aid device for thoracic surgery nursing. Through innovative integration of modular design, an accurate control structure and a safety protection mechanism, the pain points of traditional pneumothorax first-aid equipment in the aspects of operation convenience, exhaust stability, safety protection and the like are solved, the first-aid efficiency is improved, the operation threshold is lowered, the risk of complications is reduced while the safety of a patient is guaranteed, and the safety of the patient is improved. The limitation that traditional pneumothorax first-aid equipment is single in function, complex in operation and insufficient in safety performance is broken through.

The application relates to a liquid crystal handwriting board and a handwriting device. The liquid crystal handwriting board comprises a liquid crystal panel and a driving assembly electrically connected with the liquid crystal panel. The liquid crystal panel comprises a first substrate and a second substrate arranged oppositely, and a liquid crystal layer between the first substrate and the second substrate. The first substrate comprises a plurality of block-shaped pixel electrodes, a plurality of photoelectric layers and a plurality of thin film transistors. The thin film transistor is configured to be turned on after being irradiated. The photoelectric layer is configured to generate photo-generated carriers after being irradiated. The pixel electrode is electrically connected with at least one thin film transistor, and at least one photoelectric layer is electrically connected. The thin film transistor is electrically connected with the driving assembly, and the photoelectric layer is electrically connected with the driving assembly. The second substrate comprises a planar common electrode. The photoelectric layer is further configured to charge the pixel electrode after being irradiated. The driving assembly is configured to apply a pixel voltage to the pixel electrode when the liquid crystal handwriting board is in an erasing mode.

The invention discloses an enhanced MRI (Magnetic Resonance Imaging) imageomics model evaluation method for predicting EGF (Epidermal Growth Factor), and relates to the technical field of medical image processing and tumor diagnos.The method comprises the following steps: acquiring an enhanced MRI image of a high-grade glioma patient, and performing image preprocessing and tumor area sketching to obtain an enhanced MRI image of the high-grade glioma patient; first-order statistical features, shape features, texture features and wavelet transform features are extracted, a maximum correlation minimum redundancy algorithm and a recursive feature elimination algorithm are adopted for feature screening, key radiomics features are obtained, then a gradient enhancement algorithm is adopted for constructing an EGF expression level prediction model, a radiomics score is calculated, and the EGF expression level is predicted. The non-invasive evaluation of the expression of the high-grade glioma EGF is realized, the constructed radiomics score is obviously related to the prognosis of a patient, the clinical formulation of an individualized treatment scheme can be assisted, and the method has an important clinical application value.

The utility model relates to a tracheal catheter device, including the pipe body, the sleeve and the inflation pipe, and the tracheal catheter device still includes the film pressure sensitive sensing sheet and real -time monitoring system, the film pressure sensitive sensing sheet is covered on the pipe body outer wall, the film pressure sensitive sensing sheet is provided with two layers of flexible base inside and outside, and the opposite surface of two layers of flexible base is provided with equal number a plurality of pressure sensitive conductive strips respectively, wherein, the pressure sensitive conductive strip of two layers of flexible base is arranged mutually crossing, and the two pressure sensitive conductive strips of each cross position are connected with the two electrodes of real -time monitoring system respectively, thereby make each cross position on the pipe body outer wall form pressure sensing site. According to the utility model, can measure the pressure of the pipe body outer wall to soft tissue widely, and the pressure value distribution of measurement is transmitted to real -time monitoring system and shows and early warning, can effectively avoid the complication situation caused by tracheal catheter.

The utility model provides a duodenum papilla dilatation balloon catheter with pressure measurement function, including outer sheath, combination and a plurality of branch pipes, the outer sheath includes drainage pipe section I, drainage pipe section II and drainage pipe section III connected in proper order from head to tail, the surface of drainage pipe section II is wrapped double -deck cylindrical dilatation film, double -deck cylindrical dilatation film includes inner layer film and outer layer film, and the outer layer film is equipped with opening, and the opening is equipped with pressure sensor, the combination is connected with the tail end of drainage pipe section III, and a plurality of branch pipes are connected with the combination, the utility model can be under the assistance of guide wire and carry out common bile duct or pancreatic duct intubation, can detect the pressure between balloon and duodenum papilla sphincter while dilating duodenum papilla sphincter, and the size of papilla dilatation is determined through pressure value, avoids the incidence of complications such as papilla sphincter laceration hemorrhage, bile leakage, intestinal bile reflux etc.

This utility model discloses a battery pack and electrical equipment, including: a housing, and a battery module, a battery management system (BMS), a shunt, an electrical connector, and a first data acquisition plate located inside the housing; one end of the shunt is electrically connected to the battery module, and the other end is connected to an external load; the electrical connector includes an independently arranged first signal acquisition line and a power output line, one end of the electrical connector is electrically connected to the battery management system, and the other end extends to one side of the shunt; the first data acquisition plate includes a first connecting part, a second connecting part, and a third connecting part, the first connecting part and the second connecting part are spaced apart and electrically connected to the third connecting part respectively, the first connecting part is electrically connected to the first signal acquisition line, the second connecting part is electrically connected to the power output line, and the third connecting part is electrically connected to the shunt. Placing the shunt outside the BMS allows for flexible adjustment of the positions of both the shunt and the BMS; it facilitates optimization of the overall battery pack structure; and it ensures the accuracy of the shunt current acquisition.

This utility model discloses a cleaning device for cleaning a transmission. The cleaning device includes a first reservoir, a first pipe, a second pipe, a second reservoir, and a cleaning agent container. The first reservoir stores waste oil recovered from the transmission. One end of the first pipe is connected in series with the first reservoir, and the other end is connected to the transmission. One end of the second pipe is connected to the transmission. The second reservoir stores oil supplied to the transmission and is connected to the other end of the second pipe. The cleaning agent container is connected to the other end of the second pipe and is connected in parallel with the second reservoir. This cleaning device combines pipes with similar flow directions, allowing some functions to be controlled uniformly with fewer control nodes. This avoids the complexity of each functional component having a separate solenoid valve and pump assembly connected in series, reduces the number of connecting pipes, and simplifies the piping structure of the cleaning device.

The invention provides a self-adaptive dynamic pressing device for an orthopedic bone fracture plate, and relates to the technical field of medical instruments. The self-adaptive dynamic pressing device for the bone fracture plate in the orthopedics department comprises a bottom plate, a plurality of side plates are arranged on the two sides of the bottom plate respectively, first pressing pieces are arranged at the bottoms of the bottom plates respectively, second pressing pieces are arranged on the side walls, close to the outer sides, of the side plates respectively, and by taking one second pressing piece as an example, each second pressing piece comprises a second quick connector; the second quick connector is fixedly connected to the center of the side wall, close to the outer side, of the side plate, nine second piston cylinders are fixedly connected to the center of the side wall, close to the inner side, of the side plate in a rectangular arrangement mode, and one end of the second quick connector penetrates through the side wall, close to the inner side, of the side plate; and the end part is fixedly connected to the second piston cylinder at the central position. And through the arrangement of the second pressing piece, the situation that capillary vessels are pressed when the swelling position is continuously pressed is reduced, complications caused by uneven pressure are avoided, and it is guaranteed that the fracture end is effectively fixed.

The invention relates to the technical field of medical care first aid, and provides a first aid system for an ambulance, which comprises a signal monitoring device for receiving and detecting data uploaded by a breathing machine, a defibrillator and a monitor, a signal transmission device for transmitting monitored information and receiving identified information, an information scanning device for identifying identity information of a patient, and a control device for controlling the signal transmission device and the information scanning device. Specific information of the patient is obtained, and the signal monitoring equipment monitors electrocardiogram and blood pressure data in the monitor; by monitoring the physiological parameters of the patient in real time and transmitting the data to the cloud for intelligent analysis, a doctor can diagnose the illness state more accurately, formulate a corresponding treatment scheme and discover abnormal conditions in time, the system can monitor the physiological indexes of the patient in real time, and the medical diagnosis accuracy and efficiency can be improved. And an alarm is given in time when an abnormal condition occurs, so that medical personnel are reminded to take corresponding measures, and complications are effectively prevented.

The invention discloses a robot navigation method and system based on an MCP architecture. The method comprises the following steps: firstly, receiving a user instruction through voice recognition, and analyzing the instruction into an MCP request instruction by adopting a large language model; secondly, generating an optimized path on the static map based on an improved A * algorithm; a dynamic cost map is constructed through real-time point cloud data, a double-layer fusion mechanism of a global buffer map and a local cost map is innovatively adopted, double-rate attenuation is introduced to realize intelligent management of obstacle information, and the problems of jitter and ghosting of dynamic obstacle perception are effectively solved; and finally, a navigation instruction is executed based on an MCP protocol, and dynamic obstacle avoidance and accurate path tracking are realized in combination with a three-level re-planning mechanism. According to the invention, an MCP protocol is deeply integrated, full-process automation from voice analysis, path planning to motion execution is realized through a standardized instruction system, and the interaction intelligence and navigation reliability of the navigation robot in complex environments such as an exhibition hall are remarkably improved.

A kidney supply storage bag applied to a robot kidney transplantation operation belongs to the technical field of kidney storage for kidney transplantation, and is characterized by comprising thermal insulation cloth and a plurality of medical rubber mats which are transversely and uniformly distributed and connected to the upper edges of the upper and lower surfaces of the thermal insulation cloth, medical cloth liners are symmetrically connected to the left and right edges of the upper surface of the thermal insulation cloth front and back, a drainage device is inserted in an interlayer in the thermal insulation cloth, a feeding connector is connected to the circle center of the surface of one end of the drainage device, and a discharging connector is connected to the circle center of the surface of the other end of the drainage device. Low-temperature liquid is completely led out in the pipeline in a sealed mode, so that the low-temperature liquid cannot flow into the abdominal cavity, and the storage bag is separated from the intestinal canal through thick large gauze.

This utility model relates to a lithotripsy basket, including an outer tube, a push-pull assembly, a basket, and a handle. The lithotripsy basket also includes a sealing member disposed on the basket. The sealing member has a winding structure that is wound from the inside out and has elastic deformation capability. The sealing member is configured such that under the action of external force, its winding structure elastically deforms and moves axially to retract into the outer tube, and is configured such that after the external force is removed, its winding structure unfolds to form a blockage at the distal end of the basket, preventing lithotripsy from passing through. By providing a sealing member, the winding structure of the sealing member can elastically deform and retract into the outer tube, facilitating its entry into the target location within the body; simultaneously, when it extends out of the outer tube, it forms a blockage at the distal end of the basket, preventing small stones formed during lithotripsy from scattering to distant locations, facilitating subsequent stone removal, and preventing lithotripsy from entering other parts of the body and causing complications.

The invention relates to the technical field of biological materials, in particular to a polydopamine coating as well as a preparation method and application thereof. According to the specific technical scheme, a dopamine solution and a hydrogen peroxide aqueous solution are mixed on the surface of a base material to be coated, and the polydopamine coating is generated. The prepared polydopamine coating can effectively improve the lower urinary symptoms such as pathological bladder mucous membrane barrier damage, erosion, bleeding, pain, frequent urination and urgent urination, mucous membrane repair is accelerated, and the life quality of a patient is improved. The technical scheme provided by the invention has a wide application prospect in the field of chemical cystitis treatment.

This invention relates to a sutureless vascular system, comprising a sutureless blood vessel, an artificial blood vessel, a stent, and a fixation ring. One end of the fixation ring is connected to one end of the artificial blood vessel, and the end of the artificial blood vessel connected to the fixation ring is simultaneously connected to one end of the stent, with the fixation ring positioned around the outside of the stent. In the initial state, the stent is restrained and in a contracted state, with the distal end of the stent able to enter the target blood vessel. The fixation ring can be positioned outside the target blood vessel. In the release state, the stent is released and expands, and after expansion, the target blood vessel is clamped between the stent and the fixation ring. This invention's sutureless vascular system effectively controls the pre-tightening force at the incision site of the target blood vessel, is simple to operate, and significantly shortens the surgical time. Furthermore, the sutureless vascular system has a simple structure, is easier to manufacture, and has lower manufacturing costs.

The utility model discloses an intelligent tester for accurate judgment dental pulp health condition belongs to oral cavity instrument technical field, including detachable work head, insulating protective sleeve, conductor, circuit system, holding handle, charging base, mouth corner hook and test line, detachable work head is cylindrical curved metal device, and the lower end outer diameter is matched with the inner diameter of insulating protective sleeve. Insulating protective sleeve surrounds detachable work head, makes detachable work head partial insulation and lower end contact conductor. The conductor upper end is contacted with the lower end of detachable work head, and is connected with device circuit system below, and temperature and current are controlled by circuit system. The test line is connected with circuit system, and the outer end is connected with mouth corner hook, and is contacted with patient's oral cavity. Circuit system collection control system, power supply system, functional circuit are integrated, and functional circuit collection semiconductor refrigeration, electric heating wire heating, electric pulse three circuit module series and parallel connection, and control system is composed of control panel, control switch, master switch. Holding handle lower end connects charging interface, and is connected with the electric plug -in sheet on charging base.

The utility model provides a kind of for training enteroscope treatment's teaching simulation model, comprising: intestinal model.The utility model provides a kind of for training enteroscope treatment's teaching simulation model, by high simulation treatment training, improve endoscope medical staff to endoscope control, pathology identification and emergency handling proficiency, indirectly reduce patient intraoperative risk, pathological model can be adsorbed in intestinal arbitrary part using magnetic attraction principle, this model 1:1 reduction human colon's real anatomical form, support enteroscope insertion, bend, rotate and other basic operation, and increase common pathological module, support biopsy, polyp resection, hemostasis and other treatment operation, avoid patient to bear unnecessary medical risk as teaching object, need not worry about complication due to medical staff operation unskilled, by high simulation treatment training, improve endoscope medical staff to endoscope control, pathology identification and emergency handling proficiency, indirectly reduce patient intraoperative risk.

The invention discloses a level and urgent dual-purpose simplest voltage combination system, which is characterized by comprising a photovoltaic array group string, a wind driven generator, an energy storage system, a charger and a POE network box, the photovoltaic array group string is used for outputting a direct current voltage of 108 to 115.2 V; the wind driven generator is used for outputting a direct current voltage of 108-115.2 V; the energy storage system is connected with the photovoltaic array string and the wind driven generator and used for storing input electric energy. The upper limit of the operating voltage of the energy storage system is 115.2 V DC voltage, and the lower limit of the operating voltage is 88V DC voltage; and the POE network box is connected with the energy storage system and is used for converting the storage battery [88, 115.2] VDC working voltage output by the energy storage system into direct-current voltage required by direct-current electric equipment. According to the invention, the problem of many boost and buck conversion in the traditional system is solved, and a new way is opened up for both peacetime and urgency of the DC power distribution system.