214results about How to "Improve the success rate of rescue" patented technology

The invention discloses an emergency medical rescue wireless mobile information management method and a platform, and the central content of the method is built on the basis of a regional monitoring information wireless network management system in a wide area. The invention comprises a handheld PDA device, a mobile monitoring information management system and an emergency rescue dispatching information management system, wherein, the handheld PDA device is used for rapidly inputting and transmitting the basic conditions and illness information of patients on the incidence scene; the mobile monitoring information management system belonging to the mobile ambulance onboard part is in charge of the acquisition and transmission of the monitoring information, the basic information of patients and treatment and rescue information, voice and video instant messaging, GPS location and real-time traffic enquiries; and the emergency rescue dispatching information management system arranged in the emergency rescue dispatching management center in fixed places is in charge of dispatching management and real-time monitoring of the comprehensive information. In the invention, the information of the emergency rescue process is digitalized; the rescue medical information of patients from different regions such as the incidence site, transport process, reception hospital, rescue in hospital, dispatch and control and the like can be shared in real time and synchronously, thus building a new rescue mode in which the information runs first with the non-arrival of patients.

The invention relates to a medical multifunctional intelligent transfusion detecting system based on wireless digit transmission, wherein it comprises common transfusion system, transfusion pump, intelligent transfusion detector, central detecting server, and wireless movable nursing device, while the detector, server and nursing device are transmitted wirelessly, to detect and nurse transfusion, blood pressure, and cardioelectric field, etc; all processes are automatic. The invention combines wireless digit transmission, biological electric technique, intelligent control technique and computer information technique. And it realizes transfusion wireless detection and intelligent control, cardioelectric field and blood pressure detection and analysis.

The invention relates to a detecting and warning device for a school bus. The detecting and warning device comprises a power module, a single chip microcomputer (SCM) control module, a detecting module and a warning module, wherein the power module is composed of a main power supply circuit supplied by an automobile power supply and an auxiliary power supply circuit connected with the main power supply circuit in parallel; the SCM control module is used for receiving data information acquired and detected by the detecting module and sending the data to the warning module after analysis and processing; the detecting module is composed of a sound detecting module and a microwave detecting module and used for acquiring and detecting data information about infrared rays in human bodies and sound respectively; and the warning module comprises an automatic bus door opening module, a sound reminding module and a global system for mobile communications (GSM) short message warning module and is used for executing the data information sent by the SCM control module. The detecting and warning device for the school bus overcomes the shortcomings such as weak self-rescue awareness of children,carelessness of people in charge and the like, and can detect children left in automobiles and inform drivers and other related people timely, therefore accidents of smothered children left in automobiles are prevented.

The invention relates to a medical diagnostic reagent, in particular to a quick detection reagent for the early diagnosis of acute myocardial infarction and a test strip. The invention provides a double-index united detection reagent containing a specific antibody resisting a human heart-type fatty acid binding protein H-FABP and a human cardiac troponin cTnI. The invention also provides a colloidal gold labeling immunological chromatographic test strip containing the specific antibody resisting the H-FABP and the cTnI, which is used for quickly detecting the acute myocardial infarction. The double-index united detection reagent can carry out early diagnosis on a patient having the acute myocardial infarction, can also prevent the missed diagnosis of a patient having long-time chronic myocardial infarction with mild symptoms and better solves the influence caused by a difference existing in the detection time. The colloidal gold labeling immunological chromatographic test strip provides a quick, convenient, cheap and practical detection tool for the early diagnosis of the acute myocardial infarction, is hopefully used for hospitals at all levels and can also be used for the self monitoring of the patient.

The invention relates to maritime alarm equipment for personal use. Aiming at the technical problem of the prior laggard rescue means of implementers, the invention provides maritime personal emergency position indicating tracking equipment and a positioning method thereof so as to conveniently discover people falling in water by rescuers and improve the success rate of rescue. The maritime personal emergency position indicating tracking equipment is characterized in that: the maritime personal emergent position indicating tracking equipment mainly comprises a personal portable beacon set anda ship / airplane-borne search machine, wherein the search machine sends a query signal, and after receiving the query signal, the beacon set carried by the people falling in the water sends a radio beacon signal so as to provide the azimuth and distance information of the person falling in the water for the rescuers; the rescuers determine the position of the person falling in the water quickly through the azimuth and distance of the beacon signal measured by the search machine so as to improve the success rate of the rescue greatly, speed up the rescue process and change the current situations of long time and poor effect of the search and rescue due to naked-eye observation.

The invention discloses an elevator fault pre-warning method based on a bidirectional gating circulating neural network. The elevator fault pre-warning method comprises the following steps: (1) sampling elevator vibration waveform data; (2) converting elevator vibration waveform samples into a sequence form; (3) classifying serialized samples into a training set and a testing set; (4) constructinga bidirectional gating circulating neural network framework; (5) training the bidirectional gating circulating neural network framework; (6) carrying out prediction testing by virtue of the testing set, so as to obtain a bidirectional gating circulating neural network prediction model; and (7) carrying out elevator fault prediction classification by virtue of the bidirectional gating circulatingneural network prediction model, so as to obtain a predicted elevator waveform result. The invention further discloses an elevator fault diagnosis method based on the bidirectional gating circulatingneural network. When a judgment result shows that an elevator is in a fault state, an alarm is given out. The two methods disclosed by the invention are extremely high in accuracy rate and instantaneity on the diagnosis and prediction of elevator conditions.

The invention discloses a radio bearer control (RBC) message processing method and device. A network device sends an RBC message to a terminal and starts a first timer, the timing duration of the first timer being determined according to the transmission parameters of the network device and the terminal; if the network device detects a wireless link failure message of the terminal or receives a designated type message sent by the terminal before time out of the first timer, resource return is carried out on the terminal, and a service base station of the terminal is requested to delete the wireless link of the terminal to trigger the terminal to carry out cell updating, an RNC is allowed to return network side resources in time according to the difference of the transmission parameters so as to prevent meaningless waiting, and meanwhile, the wireless link is deleted to urge the terminal to report the cell updating to carry out rescue.

The invention provides a nuclear emergency system of a nuclear power plant, and belongs to the technical field of nuclear power plant emergency planning and preparing. The system comprises portable individual emergency devices, a fixed nuclear radiation monitoring device, an emergency refuge and a control center. The portable individual emergency device and the fixed nuclear radiation monitoring device can position and measure current radiation data and send the data to the control center. The control center judges whether leakage happens or not, confirms the accident location and radiation range, and plans the retreating and emergency refuge route according to positions of all workers through summarization and analysis, and sends the information to the corresponding portable individual emergency devices to be displayed on a map through display modules, and safe retreating of the workers is ensured. The system is simple in structure, complete in function, rapid, efficient and high in safety coefficient, greatly improves nuclear emergency reaction capacity and increases the survival rate of the workers on site, and meanwhile can be used as a nuclear emergency command system of the nuclear power plant.

The invention discloses an intelligent integrated field operation transfusion device which comprises an intelligent transfusion unit arranged in a box body, a liquid bag, an injector and a sterilization excipient, wherein the box body comprises a front panel and a bottom plate, a rotating shaft is arranged between the front panel and the bottom plate, the box body is internally provided with a plurality of independent partition regions comprising partition plates; the partition regions are internally provided with the intelligent transfusion unit, the liquid bag, the injector, the sterilization excipient and a sewage box; the intelligent transfusion unit comprises an LED display screen arranged on an upper panel of the box body, an LED operation control panel, a singlechip, a bubble detector, a peristaltic pump, an electromagnetic flowmeter and a transfusion pump control unit, wherein the singlechip, the bubble detector, the peristaltic pump, the electromagnetic flowmeter and the transfusion pump control unit are arranged in one partition region; transfusion excipient comprises a tourniquet, a bath mat, four iodophor cotton swabs and four rubberized fabrics; a packaging card is at least provided with three object regions, and the tourniquet, the bath mat, the four iodophor cotton swabs and the four rubberized fabrics are respectively arranged on respectively independent object regions. The intelligent integrated field operation transfusion device is 40 percent of the common transfusion device, realizes integration, and ensures that the transfusion therapy is rapid and convenient.

The invention relates to a medical appliance, in particular to a voice prompt manual cardiopulmonary resuscitator used in first aid and rescue of cardiac arrest cases. The major technology adopts manual operation that: a user can hold a handle by hand to press down an adjustable pressing rod at a frequency of 100times / minute; thus, a pressing column is driven to move up and down 4 to 5cm, and a pressing rubber head presses the lower part of a breastbone to move up and down 4 to 5cm in the same way, thereby reaching the goal of cardiac compression; moreover, when moving up and down, the pressing column pulls an air-compressing rack and an air sac cover to move downwards periodically at a frequency of 10times / minute; and a ventilation change-over switch at the upper end of the air-compressing rack can be adjusted to ensure that 300 or 600ml air in an air sac enters the respiratory tract of a patient through a chassis air sac blow vent, an air division check valve, and the like; thus, an inspiratory process of the patient is completed. The voice prompt manual cardiopulmonary resuscitator has the advantages of simple structure, easy manufacturing, low price and no restriction on using condition.

The invention relates to a method for rescuing broken wire accident in the processing process of a silicon wafer slicing machine. The invention particularly relates to a method for remaining the broken steel wire in the silicon wafer subjected to the broken wire accident to fix the position of the silicon wafer so as to contribute to rewiring and tool setting.

The invention relates to a cardiopulmonary resuscitation assistant device which comprises a compression pad, a master control box and an upper computer with an Android system. Cardiopulmonary resuscitation compression carriers can be provided by the compression pad, compression locations, depths and frequencies can be reminded by the compression pad, and analog acquisition of pressure signals, digital conversion and data feedback can be completely carried out by the compression pad; electrocardiograph, blood oxygen and pulse signals can be extracted, filtered and amplified by the master control box, analog-to-digital conversion and digital filtering processing can be carried out on the signals by the master control box, the signals can be analyzed by the master control box, and waveforms can be displayed on a liquid crystal display by the aid of the master control box; location information on the master control box can be received by the upper computer, and adjacent products can be positioned and searched by the upper computer. The cardiopulmonary resuscitation assistant device has the advantages that external chest compression for cardiopulmonary resuscitation can be accurately guided, the magnitude of compression force can be accurately fed, and accordingly the compression depths and frequencies can be displayed and fed; the cardiopulmonary resuscitation assistant device further has other functions such as rescue process displaying, GPS (global positioning system) positioning and 120 emergency call making, electrocardiograph waveform monitoring and blood oxygen waveform monitoring, health conditions of patients can be comprehensively monitored, and accordingly the rescue success rate can be greatly increased.

The invention discloses a wild help calling system and method based on a smart aircraft. The wild help calling system comprises the smart aircraft, a wireless base station and a rescue center, wherein the wireless base station is used for providing network environment support for the smart aircraft to realize communication between the smart aircraft and the rescue center. The wild help calling system has the advantages of easiness in operation, low cost, high practicability and high interference resistance. Help calling information can be transmitted to the rescue center within the shortest time, and persons in distress can call for help effectively within shortest time, thereby greatly increasing the help calling success rate, and lowering the accident death rate. The system and the method have good application prospects.

The invention discloses a thoracoabdominal alternate pressing type cardio-pulmonary resuscitator which comprises a back plate, a support frame, a left support, a right support and two press devices. The press devices are used for thoracoabdominal-alternate-pressing cardio-pulmonary resuscitation. Telescoping mechanisms used for adjusting the interval between the press devices are arranged between the press devices. The press device used for pressing the chest is fixedly connected to the support frame. The upper ends of the left support and the right support are hinged to two ends of the support frame through hinges respectively. The lower ends of the left support and the right support are fixed with two ends of the back plate through fasteners respectively. The thoracoabdominal alternate pressing type cardio-pulmonary resuscitator belongs to the field of medical instruments, has two additional functions of lifting and pressing abdomens, overcomes the single thoracic-pressing resuscitation mode of existing cardiac resuscitators, promotes returned blood volume, increases cardiac preload and assists in increasing salvage success rate; by thoracoabdominal alternate pressing, flowing of blood towards important organs is facilitated, aortic pressure and central arterial pressure are increased, and blood supply and oxygen supply for the important organs are guaranteed.

The invention relates to a brain fixed-point sub-hypothermia control device. The brain fixed-point sub-hypothermia control device comprises an intrusive guide tube, temperature detection elements, a control system, a liquid cooling device and a liquid pushing device, wherein the temperature detection elements (2, 2') are used for respectively monitoring the temperatures of an inlet and an outlet of the intrusive guide tube (1); the temperature detection element (2'') is used for monitoring the temperature of the output cooling liquid of the liquid cooling device (4); and the control system (3) is used for sending a control signal to start the liquid pushing device (5) to push the cooled liquid into the inlet of the intrusive guide tube at a certain speed. With the adoption of the brain fixed-point sub-hypothermia control device, the brain cooling part can be accurately positioned, the cooling process is timely and quick, and the sub-hypothermia state can be accurately and reliably maintained; in addition, acute and serious cerebral edema can be controlled, and conditions are created for promoting recovery of brain function, so that the brain fixed-point sub-hypothermia control device plays an important role in reducing fatality rate and disability rate.

The invention provides a device for providing technical guidance on site when performing external chest compression for cardiopulmonary resuscitation on a sudden cardiac arrest patient, which is used for performing external chest compression training for the cardiopulmonary resuscitation and belongs to the technical field of electronics. The device of the invention overcomes the defect of a great difference between the skill training of the cardiopulmonary resuscitation first aid and practical emergency treatment and the serious problem that the universal skill training of the prior cardiopulmonary resuscitation first aid needs enormous amount of capital and long time. The device in the invention is a control box formed by connecting a microgravity sensor and an analogue training body through leads. When the emergency treatment is performed, the device prompts time and frequency, compression signals are acquired by utilizing the sensor and are input to a control center, and then the compression signals are input to a display processor through a displacement operation of the control center and displayed on a luminous tube; and simultaneously, the signals are input to a voice processor and a speaker plays prompting voices. The device is simple and effective in operation and low in cost, has no training period, and can provide the technical guidance for a first-aid site, enables a user to easily understand and greatly improves the effective rate of the emergency treatment.

The invention provides a three-cavity double-balloon venous catheter in assistance to completing total hepatic vascular exclusion, and belongs to the technical field of medical apparatus and instruments. The three-cavity double-balloon venous catheter comprises a three-cavity catheter body and two balloons. The three-cavity catheter body is composed of a guide wire and transfusion cavity (3), a first balloon cavity (4) and a second balloon cavity (5), and the guide wire and transfusion cavity (3), the first balloon cavity (4) and the second balloon cavity (5) are not communicated with one another. The front end of the three-cavity catheter body is a conical pointed end, and an opening formed in the middle of the conical pointed end is communicated with the guide wire and transfusion cavity (3). The outer wall of the three-cavity catheter body is wrapped with a first balloon (1) and a second balloon (2). The first balloon (1) is communicated with the first balloon cavity (4) through a first balloon opening (6) in the outer wall of the three-cavity catheter body, while the second balloon (2) is communicated with the second balloon cavity (5) through a second balloon opening (7) in the outer wall of the three-cavity catheter body. The three-cavity double-balloon venous catheter is applicable to suprahepatic and infrahepatic vena cava vascular exclusion and is confirmed by animal experiments to be true and reliable in blocking blood flowing. The three-cavity double-balloon venous catheter is easier, safer, more time saving and suitable for being used in general hospitals as compared with the traditional one.

The invention discloses an RFID-based injury testing classifying and wounded personnel transportation system which comprises the components of a WiFi-based wireless local area network which is established in a temporary rescue center, a frontend command control center, a portable acquisition terminal and an RFID injury testing classifying label. The invention further discloses an injury testing classifying information processing method for the system. A data processing process is divided into a data acquisition period and a data processing period. In each period, data operation is performed ina streamline manner. Multiple threads are established. A buffering container is established between the data acquisition period and the data processing period. First-id information is accurately acquired in time through a buffering queue, a thread pool and a database connecting pool. The system has advantages of efficiently and scientifically scheduling first-aid resources, improving first-aid success rate of emergent severe injured personnel, and reducing damage caused by misdiagnosis and improper first-aid measures.

The invention discloses an emergency help-seeking and rapid rescue system in case of a home attack or accident. The emergency help-seeking and rapid rescue system comprises a user terminal, an emergency early warning platform and an equipment terminal. The user terminal performs daily real-time monitoring through intelligent equipment and generates alarm information; the emergency early warning platform receives the alarm information from the user terminal, determines a rescue scheme and pushes the rescue scheme to the equipment terminal; and the equipment terminal attracts neighbors through acousto-optic warning, displays rescue information, the real-time position of the user terminal and real-time position navigation information for arriving at the home of the user terminal, and providesa method for entering the home of the user. Corresponding to the system, the invention also provides an emergency help seeking and rapid rescue method in case of a home attack or accident. Accordingto the method and the system provided by the invention, when emergency help seeking and rapid rescue are carried out in case of a home attack or an accident, the purposes of enabling surrounding neighbors to know that someone needs to rescue, how to go ahead and how to rescue can be achieved at the first time.

The invention discloses an infusion survival kit in a marrow cavity, which comprises a base, a puncture needle, an ejection main cylinder, an ejection device, a mandrel, an upper cover and a rear handle, wherein the ejection device is positioned in the ejection main cylinder; the ejection device comprises a thrust spring, a thrust shaft and a steel ball lock structure; the thrust shaft is a solid body, a concave hole is formed at the lower part of the thrust shaft, and a magnetic connector is arranged in the thrust shaft; the thrust shaft is connected with the puncture needle through the magnetic connector; a concave hole is formed at the upper part of the thrust shaft; and the lower part of the mandrel can be placed in the concave hole at the upper part of the thrust shaft. The principle is as follows: by applying the vascular access technology in the marrow cavity, the puncture needle can penetrate through the bone to enter the marrow cavity in a few seconds, and a trocar can continuously infuse first-aid liquid to establish an infusion channel in a short time, thereby gaining the rescue time. The infusion survival kit has small volume, does not need to take electricity as power, is convenient to carry, is safe and reliable in use, can greatly shorten the time for establishing the infusion channel, and improves the rescue success ratio.

A therapeutic apparatus for the first aid of shock, heart failure, respiratory failure, and sudden stop of cardiopalmus and respiration is composed of the acupuncture tools for first aid, CPU control system, cardiac pacemaker, respiration restoring unit, cerebral waking-up unit and ballism removing unit.

The invention discloses a blood gas acid-base analysis method, which comprises acquiring blood gas parameters of arterial blood; and substituting the blood gas parameters sequentially into a preset simple acid-base imbalance judgment condition, a dual acid-base imbalance judgment condition and a triple acid-base imbalance judgment condition, judging whether an acid-base imbalance condition exists,and outputting the judgment result. This method is used to determine the acid-base imbalance and, on the basis of a calculation formula of a body compensation prediction value, the relevant arterialblood gas value and serum electrolyte detection data are obtained, the judgment of the acid-base balance can be more accurate than that by a manual method and takes less time in the prior art, and theaccuracy rate of the clinician's judgment on the type of acid-base imbalance of a patient and the success rate of the rescue of critically ill patients can be greatly improved. The method of the invention can quickly and accurately judge the results to win the rescue time for the patient against time and, at the same time, greatly improves the work efficiency of the clinician, which is conduciveto early formulation of a diagnosis and treatment plan.

The invention discloses a full-automatic local citric acid anti-freezing device. A controller is connected with a first peristaltic pump, a second peristaltic pump and an I / O control module. The I / O control module is connected with a bubble detection module and a warning module. The controller transmits control signals used for controlling the liquid inlet speed of the first peristaltic pump and the liquid inlet speed of the second peristaltic pump. The I / O control module transmits detection signals of the bubble detection module to the controller. The I / O control module controls on-off of the control module. To a certain degree, the labor loads of medical workers are relieved, and safety is improved. According to the full-automatic local citric acid anti-freezing device, local citric acid anti-freezing becomes a simple and convenient anti-freezing technology, and clinical application and popularization of the full-automatic local citric acid anti-freezing device are promoted.

The invention discloses an intelligent rescuing and emergency treatment medical supplying vehicle. The vehicle comprises a vehicle body and drug drawers and rescuing instrument drawers which are arranged on the vehicle body, an integrated machine with a touchscreen, a vital sign monitoring instrument and a control unit are arranged on the vehicle body, the integrated machine with the touchscreen is connected with the vital sign monitoring instrument, the drug drawers and the rescuing instrument drawers are connected with the control unit, and the control unit is connected with the integrated machine. The invention relates to the intelligent rescuing and emergency treatment medical supplying vehicle, rescuing time is saved, the rescuing efficiency is improved, and the rescuing success rateis improved.

The invention relates to a device and a method for establishing a bone marrow liquid channel and realizing liquid exchange (injection or / and extraction) through the channel. The device comprises an adjusting sleeve, a retainer arranged in an inner cavity of the adjusting sleeve, a bone marrow needle component arranged in the inner cavity of the adjusting sleeve and between the retainer and a push rod, a spring chuck which is arranged in a recess of the push rod through a fixing pin and is sleeved with a check ring, a sleeve connected to one end of the adjusting sleeve, the push rod and a spring which are arranged in the sleeve, a sliding sleeve sleeved on the outer wall of the sleeve, a rear cover arranged at one end of the sleeve, and a safety pin inserted into the sliding sleeve and the sleeve, wherein an annular groove is formed on the push rod; an air vent is formed on the adjusting sleeve; and an annular step surface is formed in the adjusting sleeve. By the device for establishing the bone marrow liquid channel, a new method for conveniently injecting and accurately extracting liquid can be formed.

The invention discloses a defibrillation device and method capable of conducting cardio-pulmonary resuscitation. The device comprises a pad plate, and a controller is arranged in the pad plate; an electrode slice is pasted to the chest of a patient, and the controller acquires the real-time heart rhythm of the patient through the electrode slice; the controller controls a pressing air bag to carryout cardio-pulmonary resuscitation pressing on the patient, detects the real-time heart rhythm of the patient, carries out matched filtering through an algorithm, filters out cardio-pulmonary resuscitation pressing interference signals, and judges whether the patient needs electric shock defibrillation or not; and if the patient needs electric shock, an electric shock instruction is given, and ifthe patient does not need electric shock, heart rhythm detection and judgment are conducted again until the heart rhythm of the patient returns to normal. According to the invention, an external automatic defibrillation device and a cardiopulmonary resuscitation instrument are combined. The pressing frequency of cardio-pulmonary resuscitation is controlled and output by the controller in a unified mode, so that the defibrillation device facilitates signal matching, can effectively filter waveform interference caused by pressing, not only can perform continuous cardio-pulmonary resuscitation,but also can perform effective electric shock defibrillation treatment, and improves the rescue success rate.

The invention discloses a disaster detection robot, which comprises a body (1), a detection supporting frame (2) and a camera, wherein a crawler-type running gear is arranged on the body (1); a buffer supporting device (11) is arranged between the body (1) and the running gear; a rotating device (12) is arranged between the body (1) and the detection supporting frame (2); the detection supporting frame (2) consists of a main supporting frame (13) and an auxiliary supporting frame (14) hinged with each other; the main supporting frame (13) and the auxiliary supporting frame (14) are controlled by a main supporting frame swing system (22) and an auxiliary supporting frame swing system (23) respectively; and the camera (3) is connected with a signal emitter (15). The disaster detection robot is skillful in design and flexible in movement, can enter various severe disaster scenes, and informs search and rescue personnel of conditions of trapped persons through video signals.

The invention relates to the technical field of animal vaccines, and especially relates to a rescue method for a H9N2 subtype cold-adapted live attenuated vaccine transfected with 293T and DF-1 co-cultured cells. A H9N2 subtype cold-adapted attenuated strain TX-25-CE30 is selected to construct 8 plasmids expressing the gene, the internal gene of TX-25-CE30 is used as a skeleton, the parental strain TX strain HA and NA genes are taken as external genes, the human embryonic kidney cell 293T and chicken fibroblast cell line DF-1 co-cultured cells are transfected, the strain that has weaker ability to infect mammalian cells is rescued and named as rTXca-HA-NA, and the immune protection rate of the recombinant virus after immunization of the chicken to a homologous strain can reach 100%.

The invention provides a cardio-pulmonary resuscitation indicator externally connected with a defibrillator. An automated external defibrillator and the cardio-pulmonary resuscitation indicator are combined into a whole to provide cardio-pulmonary resuscitation indication to a rescuer with accurate and easy operation, so that the rescue success rate is improved. The cardio-pulmonary resuscitation indicator is characterized by comprising a press box (6), wherein a liquid crystal display screen (1), a gravity acceleration sensor, a master control chip and an external interface (4) are arranged in the box; the liquid crystal display screen, the gravity acceleration sensor and the external interface are respectively connected with the master control chip; the external interface is connected with a defibrillator host to provide a power supply and interactive communication.

The invention discloses a flying life buoy which comprises a life buoy main body, the life buoy main body comprises a shell and a foam floating body filled in the shell, a power supply, a control system and a flying power system are further arranged on the life buoy main body, the power supply supplies power to the control system and the flying power system, and the control system controls the flying power system to be started or stopped. The flight power system comprises at least two sets of flight assemblies, each flight assembly comprises an electronic speed controller, a brushless motor and a propeller, through holes are equidistantly or symmetrically preset in the shell, the diameter of each through hole is larger than the width of the shell ring, and the shell at the outer edge of each through hole protrudes outwards in the radial direction of the shell. Compared with the prior art, the flying life buoy has the beneficial effects that the flying life buoy can be quickly sent to the side of a person falling into water through the control system and the flying power system, and the rescue efficiency is improved; a rescuer does not need to go into water for rescue, and the safety of the rescuer is guaranteed.