39 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 present invention provides an intelligent gripping and wire clamp mounting device for a fully automatic drainage operation, and an operation method. The device comprises: a wire clamp body, used for fixing a drainage wire; a wire clamp fixing mechanism, used for fixing and positioning the wire clamp body; a wire clamp gripper, used for gripping the wire clamp body from the wire clamp fixing mechanism and connecting the wire clamp body to an electrified cable to complete a drainage operation; and an operation platform, connected to the wire clamp gripper and providing electrical power for the wire clamp gripper. According to the present invention, during use, the wire clamp fixing mechanism is mounted on a composite insulator of a cross arm of a 10 kV pole and tower, the design of the wire clamp fixing mechanism can safely fix a drainage wire clamp for a long time, and is suitable for a complex severe weather environment, and manual deployment and automatic robot gripping are facilitated. According to the wire clamp gripper of the present invention, a pneumatic motor serves as a driving force device for tightening a screw, and a pneumatic push rod serves as a power device of the wire clamp gripper. Mutual decoupling is achieved, electromagnetic interference is avoided, the electric insulativity is high, the cost is low, and technical popularization is easy. An operator is far away from an electrified cable, so that the electrical shock risk is reduced. The labor intensity is reduced, and the operation efficiency is improved.

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.

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.

The utility model is applicable to the technical field of aluminum bus electrical shock corrosion surface treatment, and provides a high-precision milling machine which comprises a main frame mounted on electrolytic bath equipment and a milling mechanism for milling aluminum welding slag on an aluminum bus electrical shock corrosion surface of the electrolytic bath equipment, wherein a lifting assembly is mounted on the main frame and is used for lifting the milling mechanism so as to feed a corrosion surface up and down; and a horizontal moving assembly is assembled on the lifting assembly and is used for horizontally moving the milling mechanism so as to feed a corrosion surface. According to the high-precision milling machine provided by the scheme, through the application of the linear sliding rail, the cutter feeding motion in the vertical direction and the cutter feeding motion in the horizontal direction of the milling mechanism are more stable, the stress of the cutter head in the rotating process is more uniform, the rotation is more stable, and the milling precision and efficiency can be improved.

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.

Method for controlling an electrical circuit (1) comprising an electrical source (4) providing a chopped output voltage and an active electrical damper (8) connected to said electrical source (4) and capable of damping transient voltage peaks (12) or instabilities, said active damper (8) comprising a capacitor (8a), a diode (8b) and a switch (8c), said active damper (8) being capable of allowing the capacitor (8a) to charge in a first state of the switch (8c) when Vs > Vc + Vd where Vs is the output voltage of the electrical source (4), Vc is the voltage across the capacitor (8a) and Vd is the voltage of the diode (8b), said active damper (8) being capable of allowing the capacitor (8a) to discharge in a second state of the switch (8c), the output voltage Vs being a periodic voltage,alternating in each period between a high voltage level during a high portion (10) of said period and a low voltage level during a low portion (11) of said period, Figure of the abstract: Figure 1,

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.

The utility model discloses an electromechanical damping installation fixing device, which relates to the technical field of electromechanical installation, and comprises a fixed base and an installation seat fixedly connected to the top of the fixed base, the side wall of the installation seat is provided with a longitudinal through channel I, and a clamping mechanism is arranged in the channel I; the clamping mechanism comprises a plurality of damping mechanisms connected to the inner wall of the first channel in a sliding mode. When the motor vibrates, vibration force can be transmitted to the damping mechanism on the arc-shaped plate, the second sleeve rod can be pushed to slide towards the first sleeve rod, the pressing rod and the sliding block at the tail end of the pressing rod are relatively pressed downwards, hydraulic oil in the first cavity is compressed, and when the pressure is large enough, the one-way valve can be jacked open; the hydraulic oil moves to the top of the second cavity through the backflow cavities on the two sides, meets and collides at the top to counteract the force of the hydraulic oil and then falls into the second cavity, then the force borne by the damping mechanism is eliminated, and compared with a piston type damper, the sliding block is smaller in friction force and longer in service life.

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 present invention belongs to the technical field of X-ray sources, and provides an oil-immersed X-ray source device, which includes an X-ray tube, an oil tank housing, an isolation housing and a high-voltage circuit assembly. The top cover and the oil tank housing jointly form a sealed inner cavity, and insulating oil is filled in the inner cavity. The X-ray tube is installed on the top cover, the isolation housing is arranged in the inner cavity and below the X-ray tube, and the isolation housing forms an isolation cavity communicating with the inner cavity of the oil tank housing; part of the high-voltage circuit assembly is located in the isolation cavity. By arranging an isolation housing in the oil tank housing to install part of the high-voltage circuit assembly, the present invention can effectively insulate and protect the circuit assembly, prevent electrical shock, and improve stability and safety; in addition, insulating oil is also injected into the oil tank housing and the isolation housing. On the one hand, it quickly dissipates heat from the high-voltage circuit assembly by means of oil immersion, and on the other hand, the insulating oil can cooperate with the isolation housing to achieve a double isolation effect, further improving stability and safety.

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.

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 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.