CN-122005111-A - Connection state monitoring method, system, equipment and medium for electrocardiogram lead clamp

CN122005111ACN 122005111 ACN122005111 ACN 122005111ACN-122005111-A

Abstract

The application provides a connection state monitoring method, a system, equipment and a medium for an electrocardiogram lead clamp. According to the method, after the multi-target lead clamp is taken out from a preset storage position by an operator, first motion data of the target lead clamp are acquired, a first motion track from the preset storage position to limbs of a patient is obtained based on the first motion data, then after the target lead clamp is clamped and is in electrical contact with the limbs of the patient, first space pose information of the target lead clamp is determined, a first offset between the first motion track and the standard track model and a second offset between the first space pose information and the standard space pose model are respectively determined 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, and therefore the lead connection state of the target lead clamp is determined according to the first offset and the second offset, and the accuracy of electrocardiographic examination is improved.

Inventors

CHEN ZEXIAN
MA YUNXIA
ZHOU LI

Assignees

常州市第一人民医院

Dates

Publication Date: 20260512
Application Date: 20260115

Claims (10)

1. A method for monitoring the connection state of an electrocardiogram lead clip, comprising: After the multi-target lead clamp is taken out from a preset storage position by an operator, collecting first motion data of the target lead clamp, wherein the first motion data comprises at least one of acceleration data and angular velocity data collected by a posture monitor built in the target lead clamp; obtaining a first movement track of the target lead clamp from the preset storage position to the limb of the patient based on the first movement data; determining first spatial pose information of the target lead clamp after the target lead clamp completes clamping and makes electrical contact with a limb of a patient; According to a standard track model and a standard space pose model which are pre-established according to the lead type corresponding to the target lead clamp, respectively determining a first offset between the first motion track and the standard track model and a second offset between the first space pose information and the standard space pose model; And determining the lead connection state of the target lead clamp according to the first offset and the second offset.
2. The method for monitoring the connection state of an electrocardiographic lead clip according to claim 1, wherein the obtaining a first movement locus of the target lead clip from the preset storage position to the limb of the patient based on the first movement data includes: Filtering and preprocessing the acceleration data and the angular velocity data to obtain preprocessed acceleration data and preprocessed angular velocity data; determining first posture information of the target lead clamp by adopting a posture calculation algorithm based on the preprocessed acceleration data and the preprocessed angular velocity data; Performing coordinate system conversion and gravity component compensation on the preprocessed acceleration data based on the first posture information to obtain linear acceleration data; Performing integral operation on the linear acceleration data to obtain displacement data of the target lead clamp; and reconstructing to obtain a first motion track of the target lead clamp according to the displacement data and the first posture information.
3. The method for monitoring the connection state of an electrocardiographic lead clip according to claim 2, wherein the determining the first posture information of the target lead clip using a posture calculation algorithm includes: and fusing the preprocessed acceleration data and the preprocessed angular velocity data based on at least one of an extended Kalman filtering algorithm, a complementary filtering algorithm or a quaternion gesture resolving algorithm to obtain first gesture information of the target lead clamp.
4. The method of claim 1, wherein determining a first offset between the first motion profile and the standard profile model comprises: Determining the lead type corresponding to the target lead clamp according to the identity of the target lead clamp; Invoking a standard track model corresponding to the lead type, wherein the standard track model is obtained by training track data of a sample which is correctly connected based on a plurality of histories; comparing the first motion track with the standard track model in track similarity to obtain a first track similarity parameter; And determining the first offset according to the first track similarity parameter.
5. The method according to claim 4, wherein the standard trajectory model is a probability trajectory distribution model constructed based on at least one of a dynamic time warping algorithm, a trajectory distance measurement algorithm, or a cluster analysis algorithm, and the first offset is used to characterize a degree of deviation of the first motion trajectory with respect to the probability trajectory distribution model.
6. The method of claim 4, wherein determining a second offset between the first spatial pose information and the standard spatial pose model comprises: After the target lead clamp is clamped, determining a current position coordinate and a current attitude angle of the target lead clamp based on the attitude information of the attitude monitor, and taking the current position coordinate and the current attitude angle as the first space attitude information; invoking a standard space pose model corresponding to the lead type, wherein the standard space pose model is a space position and a pose range of the lead type on a body surface position of a standard patient; comparing the first space pose information with the standard space pose model to obtain a first space position deviation parameter and a first pose deviation parameter; and determining the second offset according to the first spatial position deviation parameter and the first attitude deviation parameter.
7. The method of claim 1, wherein determining the lead connection status of the target lead clip based on the first offset and the second offset comprises: Comparing the first offset with a first preset threshold value respectively, and comparing the second offset with a second preset threshold value; If the first offset and the second offset are smaller than the corresponding preset threshold values, determining a judging result as correct position; If the first offset is greater than the first preset threshold and/or the second offset is greater than the second preset threshold, determining a determination result as a position abnormality, wherein the position abnormality comprises at least one abnormality type in a left limb interchange, a right limb interchange, an upper limb interchange, a lower limb interchange and a standard position range; when the judging result is that the position is correct, setting the lead connection state information to be in a qualified state; And when the judging result is that the position is abnormal, setting the lead connection state information as a corresponding error type according to the abnormal type, and generating visual prompt information and/or sound prompt information.
8. A connection status monitoring system of an electrocardiogram lead clip, comprising: The data acquisition module is used for acquiring first motion data of the target lead clamp after the multi-target lead clamp is taken out from a preset storage position by an operator, wherein the first motion data comprises at least one of acceleration data and angular velocity data; the track determining module is used for obtaining a first motion track from the preset storage position to the limb of the patient of the target lead clamp based on the first motion data; the pose determining module is used for determining first space pose information of the target lead clamp after the target lead clamp is clamped and is in electrical contact with a limb of a patient; The deviation determining module is used for determining a first deviation amount between the first motion track and the standard track model and a second deviation amount between the first space pose information and the standard space pose model according to a standard track model and a standard space pose model which are established in advance according to a lead type corresponding to the target lead clamp; and the state determining module is used for determining the lead connection state of the target lead clamp according to the first offset and the second offset.
9. An electronic device, comprising: Processor, and A memory for storing executable instructions of the processor; Wherein the processor is configured to perform the method of any one of claims 1 to 7 via execution of the executable instructions.
10. A computer readable storage medium having stored therein computer executable instructions which when executed by a processor are adapted to carry out the method of any one of claims 1 to 7.

Description

Connection state monitoring method, system, equipment and medium for electrocardiogram lead clamp Technical Field The present application relates to data monitoring technology, and in particular, to a method, system, device, and medium for monitoring connection status of an electrocardiogram lead clip. Background During electrocardiographic examination, limb lead clamps are typically held empirically by an operator at specific body surface locations of the patient's two upper and lower limbs, respectively, to obtain standardized electrocardiographic signals. In the prior art, most lead clamps only depend on color marks and lead marks to distinguish different lead types, whether the connection is correct or not mainly depends on subjective judgment and experience check of operators, and objective monitoring mechanisms for the whole process from the storage state to the clamping completion of the lead clamps are lacked. Once the lead clamp is connected in error, such as interchange of left and right limbs, interchange of upper and lower limbs, deviation of clamping positions from a standard area and the like, the lead clamp is likely to be found only through subsequent electrocardiographic waveform abnormality or manual review, so that risks of misdiagnosis and missed diagnosis are increased, and the examination time and the medical care workload are prolonged. Disclosure of Invention The application provides a method, a system, equipment and a medium for monitoring the connection state of an electrocardiogram lead clamp, which are used for solving the technical problem of judging the connection state of leads corresponding to the lead clamp on the premise of not depending on subjective experience of operators and interpretation of the waveform of an electrocardiogram after the fact. In a first aspect, the present application provides a connection state monitoring method of an electrocardiogram lead clip, including: After the multi-target lead clamp is taken out from a preset storage position by an operator, collecting first motion data of the target lead clamp, wherein the first motion data comprises at least one of acceleration data and angular velocity data collected by a posture monitor built in the target lead clamp; obtaining a first movement track of the target lead clamp from the preset storage position to the limb of the patient based on the first movement data; determining first spatial pose information of the target lead clamp after the target lead clamp completes clamping and makes electrical contact with a limb of a patient; According to a standard track model and a standard space pose model which are pre-established according to the lead type corresponding to the target lead clamp, respectively determining a first offset between the first motion track and the standard track model and a second offset between the first space pose information and the standard space pose model; And determining the lead connection state of the target lead clamp according to the first offset and the second offset. In a second aspect, the present application provides a connection status monitoring system of an electrocardiogram lead clip, comprising: The data acquisition module is used for acquiring first motion data of the target lead clamp after the multi-target lead clamp is taken out from a preset storage position by an operator, wherein the first motion data comprises at least one of acceleration data and angular velocity data; the track determining module is used for obtaining a first motion track from the preset storage position to the limb of the patient of the target lead clamp based on the first motion data; the pose determining module is used for determining first space pose information of the target lead clamp after the target lead clamp is clamped and is in electrical contact with a limb of a patient; The deviation determining module is used for determining a first deviation amount between the first motion track and the standard track model and a second deviation amount between the first space pose information and the standard space pose model according to a standard track model and a standard space pose model which are established in advance according to a lead type corresponding to the target lead clamp; and the state determining module is used for determining the lead connection state of the target lead clamp according to the first offset and the second offset. In a third aspect, the present application provides an electronic device comprising: Processor, and A memory for storing executable instructions of the processor; wherein the processor is configured to perform any one of the possible methods described in the first aspect via execution of the executable instructions. In a fourth aspect, the present application provides a computer readable storage medium having stored therein computer executable instructions which when executed by a processor are adapted to carry out any one of the possible methods