46 results about "Electrocardiograph lead" patented technology

The invention discloses an electrocardio data processing and coronary heart disease risk prediction method, device and system and a medium. The method comprises the steps of obtaining exercise electrocardio data output through at least one electrocardiogram lead; analyzing the exercise electrocardiogram data to obtain a heart rate sequence corresponding to each electrocardiogram lead; extracting a QRS wave group corresponding to each heart beat from the exercise electrocardio data; dividing a plurality of heart rate intervals according to the obtained heart rate sequence; according to the heart rate interval to which the heart rate corresponding to each QRS wave group belongs, classifying the QRS wave group into a group corresponding to the corresponding heart rate interval; determining an average QRS wave group corresponding to each heart rate interval according to all the QRS wave groups in each group; extracting the high-frequency energy of the average QRS wave group corresponding to each heart rate interval; and determining an energy sequence according to the high-frequency energy corresponding to each heart rate interval. According to the scheme, high-frequency components and dynamic load information which are more sensitive to ischemia are utilized, so that the detection rate and the identification capability of coronary heart diseases, particularly early and mild lesions, can be remarkably improved.

The invention relates to the technical field of medical instruments, in particular to a heart health state assessment method, a processing device, a system and a computer readable storage medium. Motion electrocardiogram data, resting electrocardiogram data and conventional electrocardiogram data output by electrocardiogram leads are obtained and analyzed to determine the possibility of myocardial ischemia, coronary artery lesion, myocardial bridge and coronary microcirculation disturbance, and the heart health state is qualitatively evaluated according to the determination result. And under the condition that the possibility of myocardial ischemia and / or coronary artery lesion exists is determined, quantitative evaluation is carried out on myocardial ischemia and / or coronary artery lesion, and finally the heart health state is evaluated according to the qualitative evaluation result and the quantitative evaluation result. According to the technical scheme provided by the embodiment of the invention, the heart health state can be more accurately qualitatively and quantitatively analyzed by combining the exercise electrocardio data, the resting electrocardio data and the conventional ECG data.

A method, device, system and medium for electrocardio data processing and coronary heart disease risk prediction, motion electrocardio data output through at least one electrocardio lead is acquired; the motion electrocardio data is analyzed to obtain a heart rate sequence corresponding to each electrocardio lead; each QRS complex corresponding to each heartbeat is extracted from the motion electrocardio data; a plurality of heart rate intervals are divided according to the obtained heart rate sequence; each QRS complex is classified into a group corresponding to a heart rate interval according to the heart rate interval to which the heart rate corresponding to the QRS complex belongs; the average QRS complex corresponding to each heart rate interval is determined according to all QRS complexes in each group; the high-frequency energy of the average QRS complex corresponding to each heart rate interval is extracted; and an energy sequence is determined according to the high-frequency energy corresponding to each heart rate interval. The present scheme uses high-frequency components and dynamic load information which are more sensitive to ischemia, and can significantly improve the detection rate and discrimination ability for coronary heart disease, especially early and mild lesions.

The invention discloses a sudden cardiac death risk prediction method, device and system and a storage medium, and the method comprises the steps: obtaining resting electrocardio data outputted through a plurality of electrocardiogram leads, processing the resting electrocardio data to obtain high-frequency QRS wave group data corresponding to each electrocardiogram lead, and obtaining high-frequency QRS features corresponding to each electrocardiogram lead; determining a lead positive index corresponding to each electrocardiogram lead according to the high-frequency form index corresponding to each electrocardiogram lead; determining whether there is a sudden cardiac death risk based on at least one of a plurality of conditions; and under the condition of determining that the sudden cardiac death risk exists, predicting the sudden cardiac death risk level according to the sum value of the high-frequency form indexes corresponding to the electrocardiogram leads. According to the scheme provided by the embodiment of the invention, the sudden death risk is quantified based on a plurality of (greater than or equal to 12) lead high-frequency form indexes and values reflecting the myocardial injury volume under the qualitative condition of a plurality of risk factors, and the missed diagnosis rate and accuracy can be taken into account.

The utility model relates to an electrocardiograph lead wire arranging box. The electrocardiograph lead wire arranging box comprises a back plate, the front side of the back plate is provided with a wire box body, the wire box body is provided with an inner cavity, the inner cavity is provided with a wire distributing assembly, the top of the wire box body is provided with an opening, and the opening is communicated with the inner cavity; the branching assembly comprises a box cover and a plurality of partition plates, the partition plates are all located in the inner cavity, the partition plates are arranged at intervals in the left-right direction so as to divide the inner cavity into a plurality of wire containing grooves, the box cover covers the opening, the box cover is detachably connected with the wire box body, and the wire containing grooves are communicated with the box cover. The front side and the rear side of the box cover are each provided with a plurality of wire outlets, and the wire outlets and the wire containing grooves are arranged in a one-to-one correspondence mode. According to the scheme, the lead wires of the electrocardiograph can be conveniently and differentially placed, and operation of medical staff is facilitated.

The invention provides an electrocardiogram measuring device, which comprises a first electrode and a second electrode which are respectively configured to be in contact with a human body part so as to respectively receive two electrocardiogram voltages; two amplifiers configured to receive the two electrocardiogram voltages, respectively, from the first electrode and the second electrode, respectively; an electrode driver configured to output a driving voltage; the third electrode is configured to transmit the electrocardiogram voltage of the human body part in contact with the third electrode to the input end of the electrode driver; wherein the two amplifiers receive and amplify an electrocardiogram voltage respectively and simultaneously, and the three electrodes are in contact with the right hand, the left hand and the left leg respectively, so that six electrocardiogram lead signals can be obtained according to the device provided by the invention.

The invention provides a method, a system and equipment for monitoring the connection state of an electrocardiogram lead clip and a medium. According to the method, after a multi-target lead clamp is taken out from a preset storage position by an operator, first movement data of the target lead clamp is collected, then a first movement track of the target lead clamp from the preset storage position to a limb of a patient is obtained based on the first movement data, and then after the target lead clamp completes clamping and is in electric contact with the limb of the patient, the first movement track of the target lead clamp is obtained. Determining first space pose information of the target lead clamp, and determining a first offset between the first motion track and a standard track model according to a standard track model and a standard space pose model which are pre-established according to a lead type corresponding to the target lead clamp, according to the first offset between the first spatial pose information and the standard spatial pose model and the second offset between the first spatial pose information and the standard spatial pose model, the lead connection state of the target lead clamp is determined according to the first offset and the second offset, so that the accuracy of electrocardiographic examination is improved.

A glove that includes a set of electrocardiogram leads coupled to the glove and configured to record a 12-lead electrocardiogram by contacting a body of a user with the set of electrocardiogram leads. The set of electrocardiogram leads include precordial leads that contact a chest of the user and are positioned along a peripheral edge of the glove that connects a palmar side of the glove to a dorsal side of the glove. The set of electrocardiogram leads also includes a first arm lead that is configured to contact a first arm of the user and is positioned on the palmar side of the glove spaced apart from the peripheral edge. Additionally, the set of electrocardiogram leads includes a second arm lead that is configured to contact a second arm of the user and is positioned on the dorsal side of the glove spaced apart from the peripheral edge.

The utility model relates to the technical field of lubricating pumps, and discloses an electrocardiograph bunching device which comprises a connecting plate fixedly installed on the side face of an electrocardiograph body, the side face of the connecting plate is fixedly connected with a positioning block used for supporting, and the side face of the positioning block is fixedly connected with a bunching sleeve used for positioning. A spring column used for positioning is fixedly installed on the inner side wall of the bunching sleeve, and a clamping sleeve used for limiting is fixedly installed at one end of the spring column. According to the wire bunching device for the electrocardiograph, through cooperative arrangement of the connecting plate, the positioning block and the wire bunching sleeve, when a medical worker performs electrocardiogram detection on a patient, electrocardiograph lead wires can be sorted and arranged through the wire bunching sleeve, so that the problems of mutual winding and crossing of the electrocardiograph lead wires in the use process are prevented, and the electrocardiograph lead wires are prevented from being damaged. And therefore, the working area is tidier and more orderly, and the purpose of facilitating operation of medical staff is further achieved.

The utility model relates to the technical field of electrocardiogram lead wires, in particular to an electrocardiogram lead wire capable of reducing skin damage, which comprises a connector, and the front end and the rear end of the right side of the connector are respectively provided with a limb lead electrode wire and a chest electrode wire. Button type gel electrodes are arranged at the ends, away from the connector, of the limb lead electrode wires and the chest electrode wires, arc-shaped seats are fixedly connected to the outer sides of the limb lead electrode wires, and connecting seats are fixedly connected to the tops of the button type gel electrodes. Under the action of the button type gel electrode, the arc-shaped seat and the elastic capsule, the electrocardiogram lead wire has the advantage of reducing skin damage, and solves the problems that clips are clamped on four limbs, and clips are clamped at the tail ends of the limbs for a long time, so that local skin is easily damaged, even local tissues are ischemic, and the like. And therefore, some patients cannot insist at the end of the examination, the physical fitness of the patients is poor, and the technology is not easy to carry out.

The utility model discloses a medical trolley capable of hanging a lead wire. The medical trolley comprises a trolley body, and a lead wire basket is arranged on one side of the trolley. And a lead wire basket-hanging plate is arranged on one side of the lead wire basket. And the middle part of the lead wire basket-hanging plate is provided with a lead wire basket-bayonet. The lead wire basket is a thin-wall injection molding part. The lead wire basket comprises a lead wire basket-basket body and a lead wire basket-basket groove; the cross section of the lead wire basket-basket body is shaped like a Chinese character'ao '; the cross section of the lead wire basket-basket groove is in a U shape. The lead wire basket-basket body and the lead wire basket-basket groove form an integrated piece; and two lead wire basket-lightening holes are formed between the lead wire basket-basket body and the lead wire basket-basket groove. And a lead wire basket-notch is formed in the middle of the other side of the lead wire basket. According to the medical trolley capable of hanging the lead wires, the electrocardiogram lead wires can be neatly hung on the lead wire basket of the trolley, and the medical trolley is convenient to use.

Methods and apparatuses, including devices and systems, for remote and detection and / or diagnosis of acute myocardial infarction (AMI). In particular, described herein are handheld and adhesive devices having an electrode configuration capable of recording three orthogonal ECG lead signals in an orientation-specific manner, and transmitting these signals to a processor. The processor may be remote or local, and it may automatically or semi-automatically detect AMI, atrial fibrillation or other heart disorders based on the analyses of the deviation of the recorded 3 cardiac signals with respect to previously stored baseline recordings.

The utility model relates to the technical field of entry and exit prevention and control, in particular to a special moving bed for electrocardiographic examination of entry and exit personnel. An electrocardiogram placing table is connected above the examination bed body, an electrocardiogram lead electrode placing disc is arranged above the electrocardiogram placing table, the tail end of the electrocardiogram lead electrode placing disc is connected with a movable disinfection mechanism, a main body of the movable disinfection mechanism is a [-shaped shell, and ultraviolet disinfection lamps are connected to the inner periphery of the shell; and the top wall of the shell is provided with a no-clean disinfectant spraying and releasing opening. The electrocardiogram lead electrode is ingenious in design and simple in structure, and the probability of infectious diseases existing in the electrocardiogram lead electrode and part of the contact lead wire can be reduced; the problem of inaccurate measurement caused by frequent moving of the electrocardiograph is avoided; used electrodes and wires can be quickly disinfected, so that the working efficiency of entry and exit physical examination is improved; and the heating mechanism can reduce the discomfort of the examinee.

The invention relates to the technical field of medical instruments, in particular to a heart health state assessment method, a processing device, a system and a computer readable storage medium. Obtaining a first maximum voltage according to first high-frequency QRS wave group data obtained according to the exercise electrocardio data, obtaining a waveform type of a first high-frequency QRS wave group corresponding to each electrocardiogram lead, obtaining a first lead positive index, and obtaining a second maximum voltage according to a second high-frequency QRS wave group number obtained according to the resting electrocardio data, and obtaining a wave crest number corresponding to each electrocardiogram lead; a high-frequency form index, a second lead positive index and a QRS time limit; respectively obtaining a cardiopulmonary function index, a vascular response capability index and a myocardial cell vitality index based on the data; and determining a heart health assessment result according to the cardiopulmonary function index, the vascular response capability index and the myocardial cell vitality index. According to the scheme, the evaluation dimensionality is comprehensive, the defect of single-dimensional evaluation in the prior art is overcome, and the requirement for integrated evaluation of heart health clinically is met.

The utility model discloses a position correction electrocardiogram lead brace which comprises a first guide rail, a second guide rail and a pair of connecting plates. The second guide rail is located on one side of the first guide rail. The tail end of the first guide rail is hinged to one sides of the pair of connecting plates, the tail end of the second guide rail is hinged to the other sides of the pair of connecting plates, and the first guide rail, the second guide rail and the pair of connecting plates are used for forming a movable track for clamping a school position electrocardiogram lead; and wire clamps are arranged on the same outer sides of the first guide rail, the second guide rail and the pair of connecting plates. According to the utility model, six leads can be positioned through the brace, so that the operation efficiency is accelerated, and even if the brace is operated by a non-professional operator, the arrangement sequence and the point location of the leads cannot be mistaken.

The present disclosure provides systems and methods for detection of aortic valve stenosis (AVS) from parameters derived from one or more electrocardiogram (ECG) leads. In particular, the present disclosure identified critical novel features that can be incorporated in systems and methods for the detection of aortic valve stenosis (AVS) from such parameters.

An apparatus and method for detecting a pace pulse signal are described. The apparatus and the method include receiving a plurality of sample signals from one ECG lead, measuring a first-level noise of the plurality of sample signals during a first time interval, measuring a second-level noise of the plurality of sample during a second time interval, where the second time interval is different from the first time interval, generating one or more dynamic thresholds based on at least one of the measured first-level noise and the second-level noise, and detecting, based on the one or more dynamic thresholds, at least one of a start point, a peak point and an endpoint of the pace pulse signal from the plurality of sample signals.

Disclosed are a sudden cardiac death risk prediction method, device, system and storage medium. The method comprises: acquiring resting electrocardiogram data output through a plurality of electrocardiogram leads, processing the resting electrocardiogram data to obtain high-frequency QRS complex data corresponding to each electrocardiogram lead, and obtaining high-frequency QRS features corresponding to each electrocardiogram lead according to the high-frequency QRS complex data; determining a lead positive index corresponding to each electrocardiogram lead according to a high-frequency morphology index corresponding to each electrocardiogram lead; determining whether there is a sudden cardiac death risk based on at least one of a plurality of conditions; and in the case of determining that there is a sudden cardiac death risk, predicting a sudden cardiac death risk level according to a sum of the high-frequency morphology indexes corresponding to each electrocardiogram lead. The scheme provided in the embodiments of the present application can quantitatively predict the sudden death risk based on the sum of the high-frequency morphology indexes of a plurality of (greater than or equal to 12) leads reflecting the myocardial injury volume in the case of qualitative determination based on a plurality of risk factors, and can take into account the misdiagnosis rate and accuracy.

1. The name of the design product: ECG lead wire storage device. 2. The use of the design product: for storing ECG lead wires. 3. The design features of the design product: in shape. 4. The picture or photo that best indicates the design features: perspective view.

The utility model discloses an electrocardiograph lead wire arrangement collector, including the U type shell, the middle part of U type shell is installed with winding post, the middle part of winding post is equipped with a plurality of equidistance annular grooves, the top two corners of the rear end of U type shell are all fixedly connected with the hook, and the left -hand end of U type shell is equipped with the rotating plate, the utility model discloses a winding post and a hook are set up on the U type shell through setting up the U type shell, and the annular groove on the winding post can store the lead wire, and the hook can hang the whole on the trolley, thereby greatly reducing the time of winding, arrangement of lead wire, convenient to use, simultaneously through the rotating plate, rotating component and chain link component cooperation, make winding post not occur rotation when no external force pressing rotating plate, only need to press and rotate rotating plate when using, avoid lead wire to separate winding post, and reliable use.

Systems are provided for synthesizing leads of an electrocardiogram (ECG) based on a subject ECG collected from a subject and converting a nonstandard ECG based on a nonstandard placement of electrodes to a standard ECG with a standard placement of electrodes. The described systems may generate simulated ECGs based on simulations of electrical activity of hearts having different heart configurations. From each simulation, simulated ECGs are generated assuming a specification of electrode position(s) for each lead of an ECG. The systems identify a simulated ECG that is similar to the subject ECG. Based on the simulation from which that simulated ECG was generated, the systems identify a synthesized ECG or converted ECG.

The utility model discloses an adjustable electrocardiogram lead wire branching frame, which belongs to the field of medical instruments and comprises a base, hinges are mounted on two sides of the inside of the base, a pedal is fixedly connected below one hinge, a mounting plate is fixedly connected below the other hinge, and the mounting plate is fixedly connected below the pedal. According to the scheme, a user can kick the limiting rod to complete folding of the universal wheels, the user can further step on the pedal downwards to drive the universal wheels to reset, through the design, the device can be moved, meanwhile, the universal wheels can be conveniently folded, and the user can conveniently carry out folding on the universal wheels. The universal wheels can be folded in the base, and the bottom end of the base is in contact with the ground, so that the contact between the base and the ground is more stable, and in addition, through the liftable design of the top plate, the use convenience of the positioning frame can be improved.

Provided is an electrocardiogram lead guide system. The electrocardiogram lead guide system may include: an electrocardiograph attached to a part of a body of a patient and acquiring posture information and electrocardiogram signals using a plurality of sensors; and a user terminal providing guide information for guiding the attachment direction of the electrocardiograph based on the posture information.

The utility model relates to the technical field of medical auxiliary instruments, and discloses an electrocardiogram wire arrangement device which comprises an arrangement plate, the arrangement plate comprises a main body plate and a clamping mechanism, the clamping mechanism comprises bases, the outer surfaces of the bottom ends of the bases are inserted into the arrangement plate, the number of the bases is multiple, and the clamping mechanism is arranged on the main body plate. The arrangement plate further comprises a track groove, the track groove is formed in the center of the outer surface of the top of the main body plate, the outer surface of the bottom end of the base is inserted into the track groove, and the size of the track groove is matched with the size of the base. The clamping mechanism can be pushed to move in the rail groove, damping fixing of the rail groove is achieved through the damping strip, therefore, the distance between the fixed wires can be adjusted, the automatic adjusting function is achieved, medical staff can operate the device conveniently, and the practicability of the device is improved to a certain degree.

The utility model relates to the technical field of medical instruments, in particular to an electrocardiogram lead wire suction ball which comprises a connecting cylinder and a quick release mechanism fixedly arranged on the outer wall of the connecting cylinder, the quick release mechanism comprises a supporting block and a moving groove, the supporting block is fixedly arranged on the outer wall of the connecting cylinder, the moving groove is formed in the supporting block, and the connecting cylinder is fixedly arranged on the connecting cylinder. A first elastic piece is fixedly arranged in the moving groove, a second inserting groove is formed in the bottom of the moving groove, a limiting groove is formed after the movable plate rotates along the circle center of the second inserting groove, and the supporting block, the moving groove, the first elastic piece, the movable plate, the first inserting groove, the second inserting groove, the limiting groove, a wiring cylinder, a mounting column, a limiting block and a top plate are used in cooperation; and when loosening occurs after long-time plugging and unplugging, the wiring cylinder can be detached by downward pressing and then rotating, and the wiring cylinder can be used after being replaced by a new wiring cylinder, thereby facilitating subsequent use.

A method for pacemaker pulse detection in ECG which is based on constructing an artificial ECG lead signal from measured ECG lead signals or lead vectors in which the pacemaker pulse signal is maximized, and then performing pace pulse detection within this artificial lead signal.

An adapter for electrocardiogram (ECG) lead wire connectors is disclosed.Embodiments of the adapter are configured to interface with multiple connector types, including, for example, tab electrodes, snap electrodes, pinch connectors, and banana plugs. In various embodiments, it includes a clamp connector with a locking tab for tab electrodes, a snap receptacle (snap connector) for receiving snap electrodes, and a dock end having a button terminal and a lead wire retainer. The button terminal is configured to receive snap or pinch connectors, while the lead wire retainer maintains stable contact by limiting displacement along the y-axis and permitting rotation in the xz plane. A banana connector receptacle may also be provided for compatibility with banana plugs. The adapter enhances connector stability during patient movement and improves interoperability across ECG systems.

The invention discloses a coronary microcirculation disturbance prediction method, a processing device, a system and a computer readable storage medium, and the method comprises the steps: respectively obtaining motion electrocardio data and resting electrocardio data output through at least one electrocardiogram lead, respectively obtaining first and second high-frequency QRS wave group data according to the motion electrocardio data and the resting electrocardio data, and obtaining first and second lead positive indexes based on the first and second high-frequency QRS wave group data; whether target first high-frequency QRS wave group data exists in the first high-frequency QRS wave group data corresponding to positive indication of the first lead positive index or not is determined, and the target first high-frequency QRS wave group data does not have a first waveform feature indicating coronary artery lesion and a second waveform feature indicating myocardial bridge; and determining the possibility of coronary microcirculation disturbance. According to the scheme, the coronary artery microcirculation disturbance can be noninvasively, rapidly and specifically recognized.

The novel electrocardiogram lead paste comprises a lead interface, a chest lead paste and a limb lead paste are connected to the lead interface, the chest lead paste and the limb lead paste are each provided with at least one electrode, and the electrodes are connected with the lead interface through electric leads; the limb lead paste and / or the chest lead paste are / is telescopic lead paste. During use, the electrodes of the upper limb lead paste are placed below the left clavicle and the right clavicle, the electrodes of the chest lead paste are placed at the chest lead positioning standard position, and the lower limb lead paste is placed at the left lower abdomen and the right lower abdomen, so that the convenience of limb lead and chest lead paste application is improved, and myoelectricity interference caused by muscle movement of the upper limb and the lower limb is reduced; the high efficiency and accuracy of electrocardio detection can be improved, the limb lead paste and / or the chest lead paste are telescopic lead paste, and the requirement that electrodes of the limb lead paste and the chest lead paste can reach the detection position can be met.

A method of processing of electrocardiogram (“ECG”) signals from at least one ECG lead connected to a patient includes computing an average beat from a plurality of beats occurring during a predetermined averaging interval. An onset point, isoelectric point, and a J-point of the average beat is computed to establish an S-T segment of the average beat. The isoelectric point and the J-point of the average beat are used to determine an S-T segment for each beat of the averaging interval, and the average of the S-T segments of each beat is computed and averaged with the S-T segment of the average beat.