262results about How to "Reduce medical errors" patented technology

Techniques for monitoring temperature inside refrigerators or heaters and tracking people and / or objects, particularly within a medical setting. For temperature monitoring, temperature readings are obtained using a temperature monitor. The temperature readings are transmitted from a radio frequency identification (RFID) tag to an RFID reader. The temperature readings received by the RFID reader are then monitored as a function of time. For tracking people or objects, RFID tags are attached to the people or objects, a facility is equipped with one or more RFID readers, and activity of the people or objects is monitored.

To reduce medical mistakes, for instance, a surgical site is mistaken for another part. An operation support system includes a model image forming unit which applies a mark to a surgery site of a corresponding surgical position in accordance with inputted surgery information including an operative procedure, a surgery on right side or left side and the surgical position to form a human body model image and a display control unit which displays the human body model image formed by the model image forming unit on a display unit.

The invention discloses a method and device for establishing a medical knowledge graph, and an auxiliary diagnosis method. The method for establishing the medical knowledge graph comprises the steps that a user dictionary is established according to a medical database; electronic medical record data is processed, and named entity recognition is conducted; correlation relations are established for each recognized entity; and the medical knowledge graph is established according to the correlation relations. The auxiliary diagnosis method based on the medical knowledge graph comprises the steps that a patient's chief complaint data and inspection data are acquired and processed, so that a symptom entity and a sign entity of the patient can be obtained; a disease entity correlated with the symptom entity and the sign entity is searched in the medical knowledge graph, and a posterior probability of each disease entity in a set composed of the corresponding symptom entity and the sign entity is computed respectively; and the disease entity with the maximum posterior probability and data corresponding to correlated nodes of the disease entity are output. According to the invention, intelligent auxiliary diagnosis is provided for clinical medical science, so that working burdens of medical workers are relieved; medical stress is relieved; and occurrence rate of medical accidents is reduced.

The application discloses a method for establishing a medical knowledge graph, a device for the same and a query method for the same. The method comprises the steps that data which can be used to establish the medical knowledge graph is collected from a medical data source; entities, attribute information of the entities and relation information among the entities are extracted from the collected data; and the medical knowledge graph is established according to the entities, the attribute information of each entity and the relation information among the entities which are extracted. The medical knowledge graph established by the method has the advantages that a non-relational data storage mode is adopted; multi-directional knowledge excavation of a medical knowledge system becomes more convenient; more visualized reference is provided for medical workers; and thus a probability of medical accident occurrence can be reduced.

A surgical navigation method comprises collecting the three-dimensional images of an organ through nuclear magnetic resonance or CT (computed tomography) before an operation; receiving a planned puncture trace input by a user and displaying the planned puncture trace in the three-dimensional images; collecting the three-dimensional images of the organ through an ultrasonic device during the operation, and converting the three-dimensional images into an operating room coordinate system through a tracer; registering the three-dimensional images before the operation with the three-dimensional images during the operation to obtain final displacement vectors and rotation matrixes; according to the final displacement vectors and the rotation matrixes, converting the three-dimensional images and the planned puncture trace into the operating room coordinate system for displaying; obtaining the motion trace of a puncture needle utilized during the operation through the tracer and displaying the motion trace, the three-dimensional images before the operation and the planned puncture trace in the operating room coordinate system synchronously. The invention also provides a corresponding surgical navigation system. According to the surgical navigation system, blurred images during the operation are replaced by clear images before the operation to provide great help to aspects such as operation, time and image clearness.

The invention discloses an intelligent anaesthesia system. The intelligent anaesthesia system comprises an intelligent control end, a vital sign detecting end, an anesthetic injecting end, an indoor environment monitoring end, an electronic medical information end, a breathing machine and a monitoring display screen, wherein the vital sign detecting end, the anesthetic injecting end, the indoor environment monitoring end, the electronic medical information end, the breathing machine and the monitoring display screen are connected with the intelligent control end; the vital sign detecting end comprises a brain wave scanner, an artery systolic pressure measuring equipment, body temperature detection equipment, pulse detection equipment, muscle tension detection equipment and pain sense detection equipment; the electronic medical information end comprises a data acquiring module, an information input module, a data decoding module, a wireless data transmitting module, an outpatient service receiving end module, a leaving information module and a central server. In the intelligent anaesthesia system disclosed by the invention, the intelligent control end is used for receiving the information from the vital sign detecting end, the indoor environment monitoring end, the electronic medical information end and the breathing machine and controlling the anesthetic injecting end to perform quantitative dosing so as to feed back the physical condition of a patient in real time, reduce occurrence of medical accidents and alleviating the workload of an anesthetist.

The invention provides an infusion calling automatic control and medical care management system. The system comprises hospital bed intelligent terminals, a doctor handheld terminal, a nurse handheld terminal, a central master control system for patient handheld terminals and a nurse station, wherein the hospital bed intelligent terminals are arranged on hospital beds and can accurately detect abnormal status information and give the alarm in the infusion process and simultaneously carry out the adjustment on the dropping speed automatically; in the non-infusion process, the hospital bed intelligent terminals can remind nurses of carrying out a nursing procedure on patients at regular time; the patient handheld terminals are used for sending the information to the hospital bed intelligent terminals; and the wireless communication among the doctor handheld terminal, the nurse handheld terminals and the hospital bed intelligent terminals is completed by the central master control system.The system is capable of accurately detecting the abnormal status information and giving the alarm in the infusion process and simultaneously adjusting the dropping speed automatically; the system iscapable of reminding the nurses of carrying out the nursing procedure on patients at regular time in the non-infusion process; the central master control system is used for managing the information of the patients and the information of medical care personnel and carrying out the real-time control and management on the plurality of hospital bed intelligent terminals.

A wireless sensor network based intelligent infusion system comprises more than two infusion devices; every infusion device is provided with a wireless intelligent speed measuring terminal; the output of a wireless hand wrist type physiological characteristic detector is in wireless connection with the wireless intelligent speed measuring terminals; the wireless connection between the wireless intelligent speed measuring terminals and a PC (Personal computer) is achieved through a wireless router; an antenna and a display screen are arranged outside every wireless intelligent speed measuring terminal; a temperature control heating plate, a processing module and a battery are arranged inside every wireless intelligent speed measuring terminal; the antennas and the display screens are connected with the processing modules; the infusion dripping speed is controlled by servo motors which are arranged on the infusion devices; the drip speed is measured through photoelectric speed measuring modules which are arranged on the infusion devices; the servo motors and the photoelectric speed measuring modules are connected with the processing modules; the batteries are used for providing power for the processing modules and the photoelectric speed measuring modules. According to the wireless sensor network based intelligent infusion system, the dripping speed can be automatically controlled, an alarm can be automatically given, and the remote control on the infusion is achieved.

The invention relates to a traditional Chinese medicine clinical digital evaluation system.The system includes five first-grade indexes including a clinical treatment effect index, a preponderant disease index, a traditional Chinese medicine diagnosis and treatment method index, a work attitude index and a workload index.The ability of a doctor can be graded and analyzed through the big data analysis technology on the basis of the traditional Chinese medicine clinical digital evaluation system.Evaluation is conducted layer upon layer from sub-index evaluation to comprehensive evaluation, internal evaluation and external evaluation are organically combined, and clinical treatment effects, preponderant disease categories, traditional Chinese medicine diagnosis and treatment methods and work efficiency and work attitude of doctors are comprehensively analyzed.By means of the big data processing technology, the indexes are subjected to detailed weight calculation to obtain a data conclusion with bases, and accordingly work ability and level of traditional Chinese medicine doctors are scientifically evaluated.

An embodiment of the invention discloses an XGBoost disease probability predicting method, a system and a storage medium. The method comprises the steps of acquiring original case data; performing 0-1standardizing processing on the original case data for obtaining a sample dataset, and dividing the sample dataset into a training set and a testing set; constructing an XGBoost multi-class model, and setting an initial model parameter; training the XGBoost multi-class model by means of the training set; testing the trained XGBoost multi-class model by means of the testing set, outputting diseaseprobability values which correspond with multiple diseases; performing threshold selection on the disease probability value, and outputting an estimated disease probability value. The XGBoost diseaseprobability predicting method supports intelligent analysis and prediction to mass patient data and has advantages of high accuracy, high timeliness, simple operation and low cost.

The invention provides a stent delivering system. The stent delivering system includes an external tube, a back releasing assembly, a covered cannula assembly, and a handle assembly; and through connection structures among the parts, the whole releasing structure is more reliable. The use method of the stent delivering system is characterized in that the handle assembly controls the external tube, the covered cannula assembly and the back releasing assembly to successively perform releasing motions, and then a gradual releasing process of covered cannula releasing-stent primary releasing-stent complete releasing can be achieved. Through the gradual releasing process and the whole structure of the stent delivering system, the stent releasing accuracy of the stent delivering system can be improved, and medical accidents can be reduced.

The invention discloses a wireless mobile nursing ward-round system and use method thereof. The system comprises a middle-tier server, a HIS server, an EMR server, a bar code, a PDA client, a data information entry module and an information storage module, wherein the middle-tire server is respectively connected with the HIS server, the bar code, the PDA client and the data information entry module through a wireless network way; the EMR server is connected with the data information entry module through the wireless network way; the bar code and the PDA client are connected with the information storage module through the wireless network way; and the PDA client is connected with the data information entry module. The wireless mobile nursing ward-round not only can reduce the expenditure of the consumable costs, but also can reduce the nurse staffing and reduce the hospital day of the patient by improving the working efficiency of the nurse, so that the hospital can obtain good economic benefit and social benefit.

The invention provides a health record browsing system. The health record browsing system is characterized by comprising a center-end data checking and converting module, a residential-identity integrating module, a display-system home-page catalogue extracting module, a display-system home-page abstract extracting module and an EHR browser. According to the health record browsing system, integrated residential health information including diagnosis and treatment data, disease control data, all public-health line data and the like is shown; in this way, when a patient is diagnosed and treated, the patient authorizes an in-treatment doctor to loop up a health record and history diagnosis and treatment information of the patient, and therefore the in-treatment doctor better serves for the patient; as treatment safety warning application, drug allergy warning application and the like in the health record can be consulted in hospital, medical negligence is effectively reduced, unnecessary testing / unnecessary checking is reminded, the medical service quality and the medical service efficiency of a medical establishment are improved, medical cost is reduced, and high medical treatment cost is effectively reduced.

The invention provides a method and device for constructing a precise medical knowledge atlas. The method comprises the steps of determining at least one basic element needed for constructing the precise medical knowledge atlas from a medical knowledge structure according to a preset sifting standard; regarding each determined basic element, determining a data framework of the basic element based on a mapping relation of a preset basic element and a subsidiary element, and a mapping relation of the subsidiary element and medical attribute information; extracting relation information among all data frameworks from a preset precise medical knowledge library according to the data frameworks of all the basic elements; determining an evidence-based clinic annotation model according to all the data frameworks and the relation information among all the data frameworks and based on the preset evidence-based precise medical knowledge library; constructing the precise medical knowledge atlas according to the data frameworks of all the basic elements and the evidence-based clinic annotation model. The invention further discloses the corresponding device for constructing the precise medical knowledge atlas.

An alarm and drive device for the incorrect installation of push rod in injector is composed of leading screw, nut holder, rocker, bearing rod, locating pin, protecting sleeves of push rod and push head, sleeve, pendulum rod, push rod, push head, clamp, machine frame, etc.

An embodiment of the invention discloses an intelligent interrogation system based on XGBoost disease prediction and a method. The system comprises a client and a service end which are connected through a network. The client comprises an interrogation module and a display module. The service end comprises a data processing module, a data storage module and an XGBoost disease predicting module. Through inputting patient symptom information which is acquired by a client into a trained XGBoost multi-class model, a disease probability predicted value and predicted disease information are output. Furthermore the patient can directly check the related information on the client. Based on machine learning and big data technology, a self-service diagnosis service of the patient can be realized. Thesystem and the method further have advantages of supporting intelligent analysis and prediction on mass patient data, realizing high accuracy and high timeliness in prediction, and realizing simple operation and low cost.

The invention relates to an auxiliary intelligent infusion control system comprising an alarm device, a counting control device and a heating device. The alarm device comprises a music manifold block integrated circuit (IC), an alarm lamp, wireless transmitting and receiving modules, a photoelectric liquid level detection module, an LCD (liquid crystal display) module and a voice call module, wherein the photoelectric liquid level detection module is used for detecting the liquid level in an infusion bottle; and when the liquid level descends to an assigned height, the alarm lamp and the music manifold block IC are triggered to work, and simultaneously, the wireless transmitting module is used for transmitting information to the wireless receiving module in a duty room. The counting control device comprises a photoelectric drop speed detection module, a matrix keyboard and the LCD module, wherein the photoelectric drop speed detection module is used for comparing a detected drop flow rate with a set flow rate and displaying the comparison result on an LCD screen, thereby facilitating the regulation of the drop flow rate by medical staff. The heating device consists of a drive module and a heater. The auxiliary intelligent infusion control system has the advantages of simple structure, low manufacturing cost and relatively high precision.

The invention provides an electronic medical record storage system based on blockchain. The electronic medical record storage system comprises login management, medical record management and a blockchain client; based on the characteristics of tamper resistance, decentralization, data encryption and trust transfer of the blockchain technology, the blockchain stores the data of different medical institutions on the chain through a unified data format, the distributed storage technology is used, the storage efficiency of the data is improved, and the security of the data is ensured by using theencryption technology. According to the invention, the problems of difficult sharing, poor security and the like of the electronic medical record are solved, and the patient has the control right to access the data, so the privacy of the data can be guaranteed to a certain extent.

The invention provides an infusion bottle automatic changing device and belongs to the field of medical instruments. A first motor is fixed to a bottom plate, a belt is connected with a large belt wheel through a small belt wheel, a disc is connected with the large belt wheel through a fixing shaft, a polished rod and a lead screw are fixed to the two ends of the disc respectively, a puncture mechanism is installed at the lower end of a fixing rack, the fixing rack and a cylindrical rod are welded together, and the fixing rack is fixed to the bottom plate through the cylindrical rod; a manipulator is installed on the polished rod and the lead screw, a first roller is located at one end of a conveying belt, a second roller is located at the other end of the conveying belt, a driving wheel is connected to a second motor, and a rotary rod is installed on the driving wheel. The manipulator moves up and down and rotates, so that automatic change of an infusion bottle is achieved through the device; a needle can be automatically pulled and plugged by means of the control over the puncture mechanism, and workloads of medical and health personnel are reduced.

The invention discloses a patient infusion bottle automatic bottle-changing device, which comprises a fixing seat, an outer wall at the top of the fixing seat is provided with grooves distributed withan equidistant distance, an infusion bottle is disposed on an inner wall of the groove, a bearing is welded to an inner wall of the bottom of the fixing seat, a transmission shaft is rotatably connected to an inner wall of the bearing, a driving sprocket is welded to an outer wall of the transmission shaft, a transmission chain is connected to an outer wall of the driving sprocket, a driven sprocket is connected to an inner wall at one side of the transmission chain away from the driving sprocket in a transmission mode, an outer wall of the transmission chain is welded with an equidistantly distributed engaging blocks, a shaft coupling is welded to an outer wall of one end of the transmission shaft, and a driving motor is welded to an outer wall of one end of the shaft coupling away fromthe transmission shaft. The automatic bottle changing of the infusion bottle is realized, the automatic insertion of the needle and withdrawing of needle can be realized, artificial medical mistakes can be reduced, the workload of the medical and health personnel can be reduced, the structure is reduced, and the automatic bottle-changing device has a reasonable design.

The invention discloses a pair of precision forceps for exploring a bile duct. The precision forceps for exploring the bile duct comprise an exploration lever, wherein a fixed forceps head is arranged on the front end of the exploration lever, a fixed finger ring handle is arranged on the back end of the exploration lever, a groove is formed in the fixed forceps head, a miniature camera and an LED (light-emitting diode) lamp are arranged in the groove, a movable forceps head in parallel with the fixed forceps head is also hinged to the front end of the exploration lever, and a movable finger ring handle in parallel with the fixed finger ring handle is hinged to the back end of the exploration lever. The precision forceps are novel in design, simple in structure and convenient to operate. When a doctor conducts a surgery, the instrument can be used to flush the bloodiness in a surgical wound with clean water, so that the doctor can observe the situation of the surgical wound through the camera more clearly, further, the infection of the wound is also avoided, when the cleaning is over, the sewage can be sucked outside via a suction port, the sewage is then prevented from staying in the body, and the risk of being infected is radically eliminated.

An embodiment of the present invention discloses a doctor's advice rationality monitoring method based on a medical knowledge map. The method comprises: according to a doctor's advice for a target patient, obtaining a first medical keyword; obtaining attention information according to the first medical keyword; and issuing reminders according to the attention information. In the method disclosed by the embodiment of the present invention, according to a doctor's advice for a target patient, a first medical keyword is obtained, attention information is obtained according to the first medical keyword, and the reminders are issued according to the attention information, so that doctor's advice rationality can be more comprehensively determined, the medical staff can be reminded, the occurrence of medical accidents can be reduced, and the safety of patients can be guaranteed.

The invention relates to application of a double-layer vacuum time-delay leak detection technique in a large capacity injection. The large capacity injection mainly comprises an interior package, a liquid medicine and a protection outer bag outside the interior package. The process for detecting the leakage of the interior package comprises the following steps of: performing vacuum extraction between the protection outer bag and the interior package; putting the large capacity injection in a temporary storeroom for 13 to 15 days; and turning out the large capacity injection to perform inspection, wherein when an infusion soft bag with obvious water fog or water droplets is formed between the interior package and the protection outer bag, a micro-leakage large capacity injection is generated and is winkled out. The double-layer vacuum time-delay leak detection technique puts off the leakage detection time to 15 days (not the day when a product is offline) and then performs liquid leakage inspection on the large capacity injection, so the large capacity injection generating micro-leakage or has potential micro-leakage shows out and is removed. Through a technical skill of the invention, the ex-factory micro-leakage rate is reduced to 0.003 to 0.005 percent. Thus, medical accidents are reduced and the excellent health of people is ensured.

The invention belongs to the technical field of anesthesia management, and discloses an intelligent surgical anesthesia management system. The intelligent surgical anesthesia management system comprises a video monitoring module, a vital sign detecting module, an indoor environment monitoring module, a single chip microcomputer control module, a gas supply and delivery module, an anesthetic injection module, an anesthesia depth monitoring module, a fault alarming module and a display module. The intelligent surgical anesthesia management system has the advantages that anesthetic exhaust gasesare effectively discharged to the outside through an exhaust gas removal module, and accordingly, medical staff and patients are prevented from physical injuries caused by pollution of operating roomsdue to improper discharge of the anesthetic exhaust gases; monitoring information in the whole anesthesia process is displayed on a monitoring display screen in real time through the video monitoringmodule, patients' physical conditions can be fed back in real time, and medical negligence can be reduced; equipment fault information can be discovered timely through the fault alarming module, thestaff is notified to take protective measures, and the surgical safety is improved.

The invention discloses a light-emitting diode (LED) color temperature adjusting and controlling device. The device comprises an adjustor and a driver, wherein the adjustor comprises a color temperature adjusting and controlling panel and a control signal generator; the color temperature adjusting and controlling panel is used for connecting and disconnecting a power supply and for an operator to send a color temperature adjusting and controlling signal; after receiving the color temperature adjusting and controlling signal sent by the color temperature adjusting and controlling panel, the control signal generator outputs a corresponding control signal according to an instruction; the driver comprises a microprocessor and a constant current driving module; the microprocessor receives the control signal from the control signal generator, analyzes and calculates the control signal and sends a pulse-width modulation (PWM) adjusting signal which changes the LED working current; and the constant current driving module outputs constant LED working current according to the PWM adjusting signal provided by the microprocessor. The output current of a control device is changed in a manual form, so that the color temperature and the brightness of the LED connected with the control device are adjusted.

The invention relates to an outpatient and emergency transfusion management system based on RFID (Radio Frequency Identification Device) technology, wherein a hospital information system and a digitalized transfusion chamber are seamlessly linked together by combining an outpatient and emergency transfusion management intellectualized system based on the RFID technology with a wireless network technology; and a discrete distribution management is updated to be a methodic digitalized management; Compared with the conventional transfusion mode, the outpatient and emergency transfusion management system has the advantages that by the reconfirmation on patients and transfusion medicines of the RFID radiofrequency non-contact function and the wireless transmission system of a therapy vehicle, the possible medical errors can be further reduced. A more reliable guarantee is provided for therapy and nursing for transfusion patients; and by the system integration integrating software functions and hardware functions such as identity authentication and therapeutic treatment and rescue, a more comprehensive management mode is provided for therapy for the transfusion patients in a hospital, and a solution scheme which is advanced in technology, safe, reliable and feasible is provided for transfusion management.

The invention discloses a ward risk early warning system and an early warning method thereof. The system comprises a hand-held device, a multifunctional ward bed, a nurse station early warning caution management platform, a doctor station early warning caution management platform and a data center platform; the hand-held device is provided with a first communication module, an electronic label card reader, a code scanner, an information input module and a first controller; the multifunctional ward bed comprises a bed body, and an electronic label, a second communication module, a data input port, an infrared sensor and a second controller which are arranged on the bed body; the nurse station early warning caution management platform comprises a third controller, a third communication module and a first information prompting device; the doctor station early warning caution management platform comprises a fourth controller, a fourth communication module and a second information prompting device; and the data center platform comprises a fifth controller, a fifth communication module and a short message sending base station. The system can realize automatic early warning prompting and real-time monitoring of the conditions of patients, and improves the reliability and the safety of medical monitoring.

Venous transfusion blood return and over low temperature of liquid medicine for venous transfusion are medical accidents which are caused by loose custody and occur easily in medical treatment, and can cause severe secondary harm to patients. Possibility of occurrence of venous transfusion blood return accidents is higher especially on the conditions that a hospital is in patient transfusion rush hours and the number of caring workers is not enough. The venous transfusion blood return accident is a big difficult problem for the hospital. In order to solve the difficult problems in venous transfusion and overcome the technical defects of an existing product, the invention provides a novel venous transfusion switching and alarming device. A simple and ingenious mechanical structure design is adopted for the device. Reduction of the self weight of an infusion bottle is utilized to control connection and disconnection of two contacts, and then connection and operation of an indication light, a micro-alarm and a stepping motor are controlled, so that stoppage of venous transfusion is controlled, and medical workers and patients are alarmed. The device is simple and ingenious in design and high in reliability, and brings great convenience to monitoring of venous transfusion of the patients.

The invention discloses a novel handheld negative-pressure sputum aspirator for emergency treatment. The novel handheld negative-pressure sputum aspirator comprises a fixed handle, wherein two guide rods are symmetrically arranged on the right side of the fixed handle, the left end of each guide rod is fixedly connected with the right end surface of the fixed handle, return springs are arranged between the two guide rods, the two guide rods penetrate through the left and right end surfaces of a movable handle, the other end of each guide rod is fixedly connected with a support board, accommodating grooves are formed in the upper parts of the front and rear sides of the movable handle, a through hole is formed in the middle of the movable handle, the middle of the right side of the movable handle is connected with the left end of a piston rod, the inner sides of the accommodating grooves are connected with groove covers through rotation shafts, a display screen is mounted outside the front groove cover, a controller is arranged inside the front accommodating groove, and a storage battery is arranged inside the rear accommodating groove. The novel handheld negative-pressure sputum aspirator for emergency treatment is simple in structure, convenient to assemble and disassemble, convenient to wash and disinfect, and convenient to carry, and is suitable for medical workers to use in rescuing critically ill patients.