31 results about "Electrical shock" patented technology

A blood pump system includes a catheter, a pump housing disposed distal of a distal end of the catheter, a rotor positioned at least partially in the pump housing, a controller, and an electrode coupled a distal region of the blood pump. The electrode can be used to sense electrocardiogram (EKG) signals and transmit the signals to a controller of the blood pump. The operation of the blood pump can be adjusted based on the EKG signal and on cardiac parameters derived from the EKG signal. Further, the controller can determine a need for defibrillation or pacing of the patient's heart based on the signal and can administer treatment with electrical shocks to the heart via the electrode coupled to the blood pump. The use of an electrode with a blood pump already in place in the heart allows for more efficient and safer treatment of serious cardiac conditions.

An electric energy metering device, a charge controller, a charging pile, and a leakage protection method therefor. The electric energy metering device comprises a metering circuit (201), an insulation detection circuit (203) and an adhesion detection circuit (202). A sampling pin (1# and 2# or 7# and 8#) of at least one side of the adhesion detection circuit is correspondingly connected to a sampling pin of another circuit that is used for performing sampling on the same position. External connection of any two connected sampling pins is achieved by means of a same interface on the electric energy metering device, so that the connected sampling pins can share a same sampling wire harness, thereby reducing the number of sampling wire harnesses, and preventing problems such as complicated wire connection and scattered and disorganized internal wiring of charging piles. In addition, circuit breakers having a leakage protection function in the prior art may also be omitted, and a leakage threshold for implementing leakage protection may be set according to the current working condition of charging piles, thus achieving a balance between prevention of unwanted tripping and electrical shock protection.

The utility model relates to the technical field of clamps, and provides an electrical impact experiment clamp which comprises a bottom plate and a fixing plate in contact with an electrical apparatus element, the tops of the two sides of the bottom plate are provided with first supporting plates, the top of the bottom plate is provided with two second supporting plates, and the second supporting plates are arranged between the two first supporting plates. The two second supporting plates are rotationally connected with connecting plates, the fixing plates are arranged at the bottoms of the connecting plates, the connecting plates are provided with adjusting assemblies used for adjusting the positions of the fixing plates, and the bottom plate is provided with a manual fixing mechanism used for fixing the connecting plates. By means of the technical scheme, the problems that when an operator clamps electrical components of different models, time and labor are wasted in operation, and the technical requirement for the operator is high are solved.

Disclosed is a cylindrical tube placed at the top unit and ramps positioned into grooves on the base unit, wherein the rodent climbs one of the ramps in forward or aft directions into first end of the tube. The device also includes electrically charged thin metal plates on interior diameter of the tube. A PCB is located in the base unit below the tube and connected with metal plates to apply electrical shock to the rodent when the rodent touches the metal plates. The device further includes an electric motor at the base unit. A compression spring is configured horizontally in the middle part of tube and held back by PCB in first position. Subsequent to applying electric shock, the PCB releases the line to move spring to second position to extrude the rodent by first spring cap, such that the rodent is pushed and projected away from the device.

Wearable devices are provided herein including wearable defibrillators, wearable devices for diagnosing symptoms associated with sleep apnea, and wearable devices for diagnosing symptoms associated with heart failure. The wearable external defibrillators can include a plurality of ECG sensing electrodes and a first defibrillator electrode pad and a second defibrillator electrode pad. The ECG sensing electrodes and the defibrillator electrode pads are configured for long term wear. Methods are also provided for using the wearable external defibrillators to analyze cardiac signals of the wearer and to provide an electrical shock if a treatable arrhythmia is detected. Methods are also disclosed for refurbishing wearable defibrillators. Methods of using wearable devices for diagnosing symptoms associated with sleep apnea and for diagnosing symptoms associated with heart failure are also provided.

Various techniques related to post-treatment parameters of patients are described. An example method includes identifying a segment of an electrocardiogram (ECG) of an individual, wherein the segment is detected during a time interval that begins when an electrical shock is output to the individual's heart. The method further includes identifying a parameter of the electrical shock and generating a report including the segment of the ECG and indicating the parameter of the electrical shock. The report is output or transmitted to an external device.

The invention describes a Life-saving device consisting of two synchronized suction cups designed to assist in emergency intervention during sudden cardiac arrest. Each suction cup integrates ECG sensors to monitor the patient's heart rhythm, a defibrillation module capable of delivering an electrical shock automatically or manually, and a voice guidance system that assists the user during cardiopulmonary resuscitation (CPR). The device also includes a GPS communication module for transmitting data to emergency services in real time and a "black box" for post-event data recording. An automatic and rechargeable conductive gel distribution system ensures optimal electrical conductivity, minimizing the risk of skin burns. The synchronized suction cups are controlled via a wireless remote, delivering the defibrillation shock effectively through the heart and improving the likelihood of restoring normal cardiac rhythm within the shortest possible time after the event.

A virtual combat training system includes a plurality of shock units adapted to attach to a different part of a body of a trainee, a helmet to display a virtual environment, a body node on the body of the trainee and a central control unit remote from the trainee. The central control unit tracks location data of the shock units including absolute position of each shock unit in relation to the central control unit and a relative position of each shock unit in relation to the other shock units, determines a location and orientation of the trainee, transmits actuation signals to the shock units to simulate an injury in response to events occurring within the virtual environment based on the location and the orientation of the trainee, and transmits virtual environment data to the virtual technology helmet. The body node communicates between the shock units and the central control unit.

An example method includes receiving, by a multi-shock accessory device, a multi-shock instruction from a defibrillator, the multi-shock instruction indicating a time interval between a primary electrical shock and a secondary electrical shock. In response to receiving the multi-shock instruction, the example method includes causing, by the multi-shock accessory device, a treatment circuit of the multi-shock accessory device to output a secondary electrical shock to electrodes disposed on skin of a subject; or causing, by the multi-shock accessory device, a capacitor of the multi-shock accessory device to discharge the secondary electrical shock to the electrodes.

An example method includes identifying feedback from electrical signals output along multiple vectors to multiple electrodes configured to be disposed on skin of a subject. The method further includes selecting, among the multiple vectors, an optimal vector by analyzing the feedback; and identifying, among the multiple electrodes, a first electrode and a second electrode associated with the optimal vector. In response to identifying the first electrode and the second electrode associated with the optimal vector, a recommendation to administer an electrical shock to the first electrode and the second electrode is output; or the electrical shock is output to the first electrode and the second electrode.

A blood pump system includes a catheter, a pump housing disposed distal of a distal end of the catheter, a rotor positioned at least partially in the pump housing, a controller, and an electrode coupled a distal region of the blood pump. The electrode can be used to sense electrocardiogram (EKG) signals and transmit the signals to a controller of the blood pump. The operation of the blood pump can be adjusted based on the EKG signal and on cardiac parameters derived from the EKG signal. Further, the controller can determine a need for defibrillation or pacing of the patient's heart based on the signal and can administer treatment with electrical shocks to the heart via the electrode coupled to the blood pump. The use of an electrode with a blood pump already in place in the heart allows for more efficient and safer treatment of serious cardiac conditions.

Disclosed is a wearable cardiac therapeutic system including a plurality of therapy electrodes disposed in a garment and a fluid pressure source including a barrel configured to house conductive gel, and an actuation mechanism. A therapy controller is configured to detect an arrhythmic event in a patient based on sensed electrical activity of the patient's heart, initiate an activation signal indicating that the conductive gel is to be released on to the body of the patient, and cause the delivery of one or more electrical therapeutic shocks to the heart of the patient. Gel activator circuitry is configured to receive the activation signal from the therapy controller, and cause the fluid pressure source to expel the conductive gel onto the body of the patient proximate the one or more of the therapy electrodes and prior to the delivery of the one or more electrical shocks to the patient.

A blood pump system includes a catheter, a pump housing disposed distal of a distal end of the catheter, a rotor positioned at least partially in the pump housing, a controller, and an electrode coupled to a distal region of the blood pump. The electrode can be used to sense an electrocardiogram (EKG) signal and transmit the signal to the controller of the blood pump. Operation of the blood pump can be adjusted based on the EKG signal and cardiac parameters derived from the EKG signal. Further, the controller can determine a need for defibrillation or pacing of a heart of a patient based on the signal and can administer an electrical shock therapy to the heart via the electrode coupled to the blood pump. The use of the electrode with the blood pump already placed in the heart allows for more effective and safer treatment of serious cardiac conditions.

This invention relates to a multi-parameter collaborative anti-disturbance control method for a magnetically coupled resonant motor drive system. Addressing the problems of efficiency drops due to parameter mismatch in wireless drive motors under dynamic conditions and electrical shocks caused by traditional parameter switching, this invention employs a dual-core heterogeneous controller combining a DSP and an FPGA. The arithmetic unit utilizes wavelet-least mean square adaptive filtering for signal denoising and employs a gradient-fuzzy collaborative strategy to calculate the optimal parameter set including the operating frequency and bilateral capacitance values. The hardware logic unit, based on shadow registers and physical zero-crossing detection logic, performs nanosecond-level atomic parameter copying to achieve shockless switching. This invention effectively resolves the contradiction between real-time performance and safety in multi-parameter adjustment, achieving millisecond-level impedance matching and proactive fault defense under all operating conditions.

Disclosed is a wearable cardiac therapeutic system including a plurality of therapy electrodes disposed in a garment and a fluid pressure source including a barrel configured to house the conductive gel and an actuation mechanism. A therapy controller is configured to detect an arrhythmic event in a patient based on sensed electrical activity of the patient's heart, initiate an activation signal indicating that the conductive gel is to be released on to the body of the patient, and cause the delivery of one or more electrical therapeutic shocks to the heart of the patient. Gel activator circuitry is configured to receive the activation signal from the therapy controller, and cause the fluid pressure source to expel the conductive gel onto the body of the patient proximate the one or more of the therapy electrodes and prior to the delivery of the one or more electrical shocks to the patient.

Various techniques related to post-treatment parameters of patients are described. An example method includes identifying a segment of an electrocardiogram (ECG) of an individual, wherein the segment is detected during a time interval that begins when an electrical shock is output to the individual's heart. The method further includes identifying a parameter of the electrical shock and generating a report including the segment of the ECG and indicating the parameter of the electrical shock. The report is output or transmitted to an external device.

This invention relates to a method for controlling the atomic distortion energy of metallic materials through macroscopic energy loading, comprising: S1, clamping the positive and negative electrodes of an electric shock device at both ends of the longitudinal direction of the sample; S2, adjusting the parameters of the electric shock device, wherein the electric shock time is 0.02-2 s and the current density is 0.1 A / mm². 2 ~200A / mm 2 The current ranges from 30A to 300A; S3, the sample undergoes electrical shock treatment, with 1 to 100 shocks performed, each with an interval of 2 to 10 seconds. This invention utilizes electrical shock treatment on the surface of high-strength metal materials to repair stress concentrations and some microscopic defects generated during the material forming process, improve the microstructure of high-strength bearing steel, homogenize the stress distribution within the material, and regulate the high-strength alloy steel at the atomic level. This results in a more uniform distribution of elements and homogenization of atomic distortion energy. The operation is simple, time-saving, and labor-saving. Furthermore, by regulating the material at the atomic level, which determines its properties, it is more targeted, improving the microstructure, homogenizing stress and internal energy, and fundamentally improving the mechanical properties of the material.

The utility model discloses a connector male head with shock absorption and quick return functions and an electrical connector, relates to the technical field of electrical shock absorption connection, and solves the problems that a reset structure is easy to lose efficacy and the reset is stuck when an existing connector male head is impacted. According to the technical scheme, the connector male head comprises a first shell, a plugging part, an upper cover and a conical spring; the plugging part is provided with an electrode column, a guide column and a pin, is positioned in the inner cavity of the first shell and can move, and two ends of the top are provided with a first taper hole and a limiting column; first limiting holes and conical columns are arranged at corresponding positions of the upper cover; the large end of the conical spring sleeves the conical column, and the small end sleeves the limiting column. The electrical connector comprises a female seat and the male head. According to the utility model, the conical spring is adopted for resetting, so that the resetting is faster and more accurate, blockage or deadlocking is avoided, the elasticity and plugging guide feedback are better, and the connector is suitable for scenes requiring stable electrical connection.

The invention provides a power supply management method, device and system which are at least used for managing the electric energy supply state of a first power supply input target device, the first power supply supplies power to the target device based on a connection interface of the first power supply, and the connection interface at least comprises a power lock. The method responds to a target instruction and determines a target state of a target device, if the target state is power-on, a first power supply is controlled to be powered off, and when it is judged based on a first sensor that a power supply lock is locked, the target device is powered on; if the target state is power-off, when it is judged that the current and / or voltage of the target device is not larger than a first preset threshold value based on the second sensor, the target device is powered off after the power lock is controlled to be unlocked. According to the application, the sensor signal is adopted to represent whether the power supply lock is locked or not, the power supply outage and the power supply lock locking are taken as the power-on premise of the target device, the unification of the power supply lock unlocking and the power outage of the target device is maintained, the problem of electric shock in the power-on and power-off process of the target device is avoided, and the power supply safety is improved.

Disclosed is a cylindrical tube placed at the top unit and ramps positioned into grooves on the base unit, wherein the rodent climbs one of the ramps in forward or aft directions into first end of the tube. The device also includes electrically charged thin metal plates on interior diameter of the tube. A PCB is located in the base unit below the tube and connected with metal plates to apply electrical shock to the rodent when the rodent touches the metal plates. The device further includes an electric motor at the base unit. A compression spring is configured horizontally in the middle part of tube and held back by PCB in first position. Subsequent to applying electric shock, the PCB releases the line to move spring to second position to extrude the rodent by first spring cap, such that the rodent is pushed and projected away from the device.

The invention provides an inductor and transformer combined mechanism, and relates to the technical field of power distribution system equipment manufacturing, the inductor and transformer combined mechanism comprises an inductor assembly and a transformation assembly, the inductor assembly comprises a first iron core and a plurality of groups of copper sheet windings wound along the periphery of the first iron core at intervals, and the transformation assembly comprises a second iron core and a plurality of groups of copper sheet rings wound along the periphery of the second iron core at intervals. The copper sheet winding is inserted into the first conductive support in a radial mode, the copper sheet ring is inserted into the second conductive support in an axial mode, and the first conductive support is connected with the second conductive support. In order to improve the stability of the copper sheet structure under electrical impact, the second conductive support is provided with a fixing assembly, the fixing assembly comprises an adjusting part and an extrusion part, and the extrusion part can be switched to a first state or a second state under the action of the adjusting part. In the first state, the extrusion piece is contained in the support. And in the second state, the extrusion piece limits the radial movement of the copper sheet winding and the axial movement of the copper sheet ring, and the reliability and deformation resistance of electrical connection can be enhanced.

Ablation catheter comprising an elongate member with proximal and distal ends, wherein the distal end is arranged to apply a high energy electrical shock from a plurality of locations along the length of said distal end and wherein said distal end is curved. Preferably the distal end of the elongate member extends in a circle segment.

The application discloses a kind of installation structure and construction method of super large deformation mechanical and electrical shock insulation module support platform, comprising: support platform, is hung in the building ceiling of shock insulation area;First pulley, the two sides of support platform are movably provided with a plurality of first pulleys, the plurality of first pulleys of the side of support platform are fixedly provided with the multiple first shock insulation hoses of side-by-side arrangement, the plurality of first pulleys of the other side of support platform are fixedly provided with the multiple second shock insulation hoses of side-by-side arrangement, one end of second shock insulation hose is connected to the pipeline of non-shock insulation area;Second pulley, movably set in the middle of support platform, second pulley is fixedly provided with the multiple connection elbows of side-by-side arrangement, the two ends of connection elbow are connected to the other end of first shock insulation hose and second shock insulation hose respectively, and second pulley is arranged along the row direction of the multiple connection elbows;Elastic member, installed on support platform.The application solves the problem that 800mm super large deformation shock insulation hose uses traditional installation mode, is difficult to install in limited space and is easily damaged or stuck during earthquake.

The utility model relates to the technical field of simulators, and discloses a direct current simulator capable of fast wiring, which comprises a direct current simulator body, a power supply interface fixedly connected to the back of the direct current simulator body, a connecting port arranged on the back of the direct current simulator body, a connector clamped in the connecting port, and a power supply interface fixedly connected to the power supply interface. The protection assembly is arranged on the outer surface of the connector, in order to avoid direct electrical shock between a wiring port of equipment and the connector, the connector is clamped into the connector, so that the circular-truncated-cone-shaped installation piece can be clamped into the umbrella-shaped protection sleeve, the clamping piece is just clamped between the protruding pieces arranged on the outer surface of the installation piece, and the protruding pieces are arranged in a circular ring shape; therefore, the friction force generated after the clamping piece makes contact with the protruding piece is increased, the connector and the connecting port are tightly connected, and meanwhile when electric shock occurs between the connector and the connecting port, the protection sleeve and the installation piece can intercept electric arcs between the installation piece and the protection sleeve, and the electric arcs are dissipated along with time.

A visual perception device is described. The visual perception device has a corrective optic for viewing virtual and real-world content. An insert of the corrective optic is attached using a magnetic assembly, a pin, and / or a nosepiece. Interchangeable nosepieces allow for height adjustment to accommodate different users. The visual perception device has a flexible component that absorbs forces exerted on the nosepiece and a protective barrier to limit electrical shock or dust ingress.

The invention relates to the technical field of electric power systems, and discloses an electric shock diagnosis method, system, device, medium and product, and the method comprises the steps: obtaining a plurality of pieces of electric shock signal data of an electric shock object in an electric shock simulation test, carrying out the labeling of the electric shock condition of each piece of electric shock signal data, extracting the electric shock signal features of the electric shock signal data, and carrying out the recognition of the electric shock signal features; according to the method, the electric shock signal data, the electric shock signal features and the labels of electric shock conditions are utilized to construct a training data set, and the training data set is utilized to train a dual-channel CNN-LSTM-KAN deep neural network, so that the recognition precision of the model on the electric shock state is effectively improved through a dual-input structure and by fully utilizing the electric shock signal data and the feature information thereof, and the recognition accuracy of the model on the electric shock state is improved. The accuracy and reliability of an electric shock diagnosis result are ensured, and the generalization ability of model electric shock diagnosis is improved.

An example method includes determining, by analyzing an electrocardiogram (ECG) of a subject, a time period between administration of a first electrical shock to the subject and a subsequent initiation of a shockable arrhythmia of the subject. The example method further includes predicting that a multi-shock therapy is indicated by analyzing the time period; and in response to predicting that the multi-shock therapy is indicated, causing administration of the multi-shock therapy to the subject, the multi-shock therapy including a second electrical shock and a third electrical shock.

A selective access system, and methods of making and using such a system, whereby the selective access system includes a container having an interior space defined by a side wall disposed between opposing top and bottom walls; an opening disposed within the side wall, the opening communicating with the interior space; and a cover slidably engaged with the container, the cover configured to slide upward and downward between a first position and a second position. In the first position, the cover overlays the opening; in the second position, the cover disposes away from at least a portion of the opening to permit access to the interior space. The selective access system can further include an electrical conductor coupled to the container, whereby the electrical conductor can deliver a nonlethal electrical shock to an animal which comes into contact therewith to deter the animal from the selective access system.

The disclosed systems and methods provide a mobile defibrillator system that may include a mobile defibrillator (AED) unit configured to be operably connected to a device capable of running an application. The mobile AED unit may include circuitry for applying an electrical shock to a subject and one or more electrode plates. Each electrode plate can comprise one or more needle bodies electrically connected with a circuit, and the needle bodies are configured to be capable of puncturing the skin of a subject, being arranged in the body of the subject and transmitting current generated by electric shock to the subject.

The invention discloses a detection protection circuit based on a PLC. Comprising a circuit breaker, a solid-state relay, a first heater, a second heater, a first resistor, a second resistor, a third resistor, a first light-emitting diode, a second light-emitting diode, a first photoelectric coupler, a second photoelectric coupler, a third photoelectric coupler, a direct-current power supply, a temperature controller, a programmable controller and a touch screen. The device has the functions of detecting abnormities such as current reduction of a heating loop, breakdown of the solid-state relay and overtemperature protection, an alarm prompt is given when the abnormities occur, and when the current reduction of the heating loop or the breakdown abnormities of the solid-state relay occur, a circuit breaker of a heating power supply can be automatically tripped to cut off the power supply; electrical electric shock or electrical fire accidents are avoided, and the product quality and the personal safety are ensured.