CN219109473U

CN219109473U - Disposable rectum electrode

Info

Publication number: CN219109473U
Application number: CN202223171685.5U
Authority: CN
Inventors: 李国成; 马掌印; 任春丽; 徐世博; 徐文文
Original assignee: Nanjing Medical Technology Co ltd
Current assignee: Nanjing Medical Technology Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-06-02
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses a disposable rectum electrode, which comprises a head part, a main body part and a holding part from top to bottom, wherein the main body part is wrapped with a balloon, the main body part comprises an upper part, a middle part and a lower part from top to bottom, the upper part and the middle part are cylinders, the lower part is approximately hourglass-shaped, and the shape of the lower part is two cones or truncated cones which are symmetrically arranged from top to bottom; the cone or the two inclined planes that the round cone that upper and lower symmetry placed of middle part and lower part contained are equipped with a pair of electrode slice respectively, gather flesh electricity value or carry out the electric stimulation to levator ani muscle, the internal broad muscle of anus and external sphincter of anus respectively, electrode line is drawn forth to the bottom of lower part for the flesh electricity value transmission to the host computer in the corresponding region that gathers the electrode slice, and be used for transmitting the electric stimulation that the host computer sent to the electrode slice that corresponds the treatment area on the rectal electrode main part, carry out accurate electric stimulation, the accurate position and the nature of judgement patient's emergence dysfunction of being convenient for.

Description

Disposable rectum electrode

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a disposable rectum electrode.

Background

Pelvic floor dysfunction disease is a series of diseases caused by pelvic support structure defect, degeneration, injury, dysfunction and the like in clinic, and is mainly caused by pelvic floor muscle injury caused by pregnancy, childbirth, pelvic floor operation and the like for females, so that the pelvic floor function is seriously affected, and the pelvic floor muscle injury caused by age, operation injury and the like is mainly caused for males. Fecal incontinence and bowel movement disorders, which are caused by relaxation of the pelvic floor support or local muscle contractures, are common pelvic floor dysfunctional disorders. The auxiliary diagnosis and treatment instrument commonly used in the diagnosis process of patients is pelvic floor electrophysiology assessment equipment at present, and simultaneously, the pelvic floor function rehabilitation therapy is performed on the first line therapy of mild patients. Both functions are performed by adopting the combination host machine of the rectal electrode.

Myoelectric data collected by the rectal electrode is transmitted to the host computer for analysis and evaluation of pelvic floor function and defecation function, and in addition, the host computer carries out electric stimulation treatment and biofeedback training by the rectal electrode to treat pelvic floor dysfunction disease. The rectal electrode which is used as a key detection and treatment device is directly contacted with a patient, but the current rectal electrode is mostly used repeatedly, pathogenic bacteria groups are easily brought into the rectum in the process of placing the electrode after the electrode is used repeatedly, in addition, the morphological structure of the rectal electrode is lower in the matching degree with the morphology of the anorectum of a human body, so that the placement accuracy in the detection process is poor, and meanwhile, the patient is easy to move when performing special activities (simulated defecation) in the detection process, so that myoelectricity detection results are inaccurate and the electric stimulation position is deviated. In addition, as the electrode structures are all made of uniform hard materials, the head cannot be inflated and expanded, and the myoelectricity detection function of a patient under the action of simulating defecation caused by normal rectum filling stimulation cannot be simulated. In addition, the current rectum electrode is 1-2 pairs of electrode plates, the dysfunctional muscle groups cannot be distinguished by the data acquired in the diagnosis and evaluation process, meanwhile, due to the mutual interference of myoelectric values, the muscle groups with tiny lesions are ignored, the false positive rate of final diagnosis is improved, in addition, due to the distribution of the electrodes, accurate treatment cannot be carried out on the dysfunctional muscle groups, and the curative effect is reduced.

Disclosure of Invention

The technical purpose is that: aiming at the defect that detection can not be carried out on each muscle group in the prior art, the utility model discloses a disposable rectum electrode, wherein two inclined planes contained in cones or round tables which are symmetrically arranged up and down at the middle part and the lower part are respectively provided with a pair of electrode plates, so that myoelectricity values of levator ani muscles, internal anal sphincter muscles and external anal sphincter muscles in different physiological states and in the defecation process can be more accurately detected, and the position and the property of dysfunctional of a patient can be accurately judged conveniently.

The technical scheme is as follows: in order to achieve the technical purpose, the utility model adopts the following technical scheme.

A disposable rectum electrode comprises a head part, a main body part and a holding part which are hollow from top to bottom, wherein the head part, the main body part and the holding part are made of hard materials which are integrally formed, the main body part is wrapped with a balloon, and the balloon is made of flexible materials; the main body part comprises an upper part, a middle part and a lower part from top to bottom, wherein the upper part and the middle part are cylinders, the lower part is approximately hourglass-shaped, and the shape of the main body part is two cones or truncated cones which are symmetrically arranged from top to bottom; the cone or the two inclined planes that the round cone or the round platform body that upper and lower symmetry placed in middle part and lower part contains are equipped with a pair of electrode slice respectively, gather flesh electricity value or carry out the electric stimulation to levator ani muscle, the internal broad muscle of anus and external sphincter of anus respectively, and the electrode line is drawn forth to the bottom of lower part for the flesh electricity value in the corresponding region that gathers electrode slice is transmitted to the host computer, and is used for transmitting the electric stimulation that the host computer sent to the electrode slice that corresponds the treatment region on the rectal electrode main part, carries out accurate electric stimulation.

Preferably, the upper part is made of hard material, and the upper part is provided with small holes which are used as air holes or water holes and are used for providing paths for inflating and deflating the balloon wrapped on the outer layer of the upper part or the functions of injecting and sucking out liquid.

Preferably, the holding part is provided with a cylindrical handle and a communicating pipe, the handle is provided with a thread structure, the communicating pipe is provided with a tubular structure and is used as an air pipe or a water pipe for connecting with a corresponding interface of a host machine, the instruction of injecting or sucking gas or liquid is executed, and finally, the gas or liquid is injected or sucked into the saccule through the small hole.

Preferably, the electrode plates are distributed in a semi-annular shape, a dot shape or a rectangle shape, and the electrode plates are made of stainless steel metal plates or conductive coatings.

Preferably, the hard material is plastic and the flexible material is silica gel.

The beneficial effects are that: the disposable rectum electrode disclosed by the utility model has the advantages that the two inclined planes contained in the cones or the round table bodies which are symmetrically arranged at the upper part and the lower part of the middle part are respectively provided with a pair of electrode plates, so that myoelectricity values of levator ani muscles, internal anal sphincter muscles and external anal sphincter muscles in different physiological states and in the defecation process can be more accurately detected, and the position and the property of dysfunctional patients can be accurately judged. In addition, the different electrodes corresponding to the positions of different muscle groups can execute more accurate electric stimulation treatment, so that the occurrence of ineffective treatment or tissue injury is avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an exploded view of the present utility model;

FIG. 3 is a schematic diagram showing the comparison of the inflation and deflation of the 1 balloon in the present utility model;

wherein 1 is the head, 2 is the main part, 21 is the upper portion, 211 is the sacculus, 22 is the middle part, 221 is the electrode slice, 222 is the aperture, 23 is the lower part, 231 is the electrode line, 3 is the gripping part, 31 is the handle, 32 is communicating pipe.

Detailed Description

A disposable rectal electrode according to the present utility model will be further described and illustrated with reference to the accompanying drawings.

As shown in fig. 1, a disposable rectal electrode according to the present utility model comprises a head 1, a main body 2 and a holding part 3, which are hollow from top to bottom, wherein the head 1, the main body 2 and the holding part 3 are made of a hard material, such as plastic, and the main body 2 is wrapped with a balloon 211;

the head 1 is a hemisphere, is used for breaking through the anal orifice and the anal canal stenosis part in the placing process, can reduce the uncomfortable sense of the rectum electrode placing process by a certain radian, reduces the bad experience of a patient, and simultaneously avoids tissue damage caused by violent placing.

As shown in fig. 2, the main body 2 includes an upper portion 21, a middle portion 22 and a lower portion 23 from top to bottom, where the upper portion 21 and the middle portion 22 are cylindrical, so as to be convenient for better fitting with the inner wall of the intestinal canal, and facilitate the electrode on the surface of the cylindrical body to more stably receive myoelectricity information of muscles corresponding to the electrode and more stably release the electrical stimulation to the corresponding area, so as to avoid clinical misdiagnosis caused by inaccurate myoelectricity information due to poor fitting, and avoid ineffective treatment or tissue injury caused by electrical stimulation due to poor fitting.

The upper portion 21 is made of a hard material, and small holes 222 are formed in the hard material, and serve as air holes or water holes for providing paths for inflating or deflating the balloon 211 wrapped around the outer layer of the upper portion 21 or for injecting and sucking out liquid.

The saccule 211 adopts flexible materials, such as silica gel, etc., the saccule 211 is fixed on the upper part 21 in a dispensing mode and is covered on the small hole 222, and the saccule 211 is used for receiving gas or liquid injected by the small hole 222, so as to be convenient for simulating real rectum filling feeling, facilitate the defecation process of a patient more conforming to physiological reflection, and simultaneously, the setting can also measure capacity data of different stages of the rectum of the patient, such as a feeling threshold, a pain threshold, a maximum tolerance threshold, etc., of intestinal capacity of the patient, so that the cause of defecation dysfunction of the patient can be better distinguished.

At least one pair of electrode plates 221 which are symmetrically distributed in a semi-annular shape are arranged on the periphery of the middle part 22 and are used for detecting myoelectricity values of levator ani muscles. The function situation of the levator ani muscle is judged more accurately by being matched with the expansion and contraction of the saccule and simultaneously collecting the myoelectricity value of the levani muscle under the same physiological state.

The lower part 23 is approximately hourglass-shaped and is in the shape of two cones or truncated cones which are symmetrically placed up and down; the device conforms to the physiological stenosis of the anal canal and anus of a human body, is convenient for fixing the electrode after being placed, and solves the problems of inaccurate detection and ineffective treatment or tissue injury risk caused by the integral movement of the electrode in the simulated defecation process of a patient. The cone or the cone of lower part 23 placed symmetrically from top to bottom contains two inclined planes respectively and is equipped with a pair of electrode slice 221, and the physiology of the better laminating internal broad muscle of anus and external sphincter of cone or cone of placing symmetrically from top to bottom contains two inclined planes is narrow, is convenient for accurate collection internal and external sphincter's myoelectricity information and more stable release the electrostimulation to corresponding region, avoids the clinical misdiagnosis that the myoelectricity information inaccuracy that the laminating is bad causes leads to avoid laminating bad treatment ineffectiveness or the tissue injury that the electro-stimulation causes.

The electrode pads 221 are distributed in a semi-annular shape, a dot shape or a rectangle shape. The electrode plate 221 adopts a stainless steel metal plate or a conductive coating, and along with the increase of the electrode plates, multichannel array myoelectricity acquisition and treatment can be realized.

Electrode wire 231 is drawn forth to the bottom of lower part 23 for the myoelectricity value in the corresponding region that gathers electrode plate 221 is transmitted to the host computer, and is used for transmitting the electrode plate of corresponding treatment area on the rectal electrode main part with the electric stimulus that the host computer sent, carries out accurate electric stimulation treatment. The electrode wire penetrates the hard material of the body portion but does not pass through the interior of the handle.

The holding part 3 is provided with a cylindrical handle 31 and a communicating pipe 32, and the handle 31 is provided with a thread structure for increasing the friction force between the hand of an operator and the electrode, so as to avoid the hand slipping in the electrode placement process, and cause unnecessary damage or treatment failure. The communicating tube 32 is configured as a tubular structure and is used as an air tube or a water tube, the communicating tube 32 penetrates the main body 2 and is led to the small hole 222 for connecting with a corresponding interface of a host machine, and instructions for injecting or sucking air or liquid are executed, and finally the air or liquid is injected or sucked into the balloon 211 through the small hole 222 for simulating rectum filling feeling conforming to a physiological state.

As shown in fig. 3, the use process of the utility model is as follows:

and step one, taking out the disposable rectum electrode in the sealed package, and checking the validity period and the package integrity.

And step two, taking out the disposable rectum electrode, wherein the electrode wire and the communicating pipe are respectively connected with an electrode wire interface and an air/liquid hole of a terminal (a host).

Step three, coating paraffin oil or normal saline on the surface, holding a handle of the electrode, pushing the electrode into rectum through anus, and stopping insertion when the narrow part of the lower hourglass is positioned at the anal orifice.

And step four, filling gas/liquid through a communicating pipe according to the preparation and preset scheme, and stopping injection after reaching a preset pressure value.

And fifthly, the subject performs defecation action, and meanwhile myoelectricity information of muscles at the corresponding part of the electrode plate is acquired to perform pelvic floor function assessment.

And step six, performing corresponding scheme electrical stimulation treatment according to the evaluation result.

And step seven, after the evaluation or treatment is finished, vacuumizing/pumping back the liquid, taking out the disposable rectum electrode, and placing the disposable rectum electrode in a yellow garbage can.

The rectum electrode is disposable, so that the surface of the electrode is prevented from being attached with germs after repeated use, the damage to a patient is avoided, and the risk of cross use is avoided. Meanwhile, the utility model has the saccule and the electrode slice, and based on the special structure of the lower part of the rectal electrode, the myoelectricity values of levator ani muscle, internal anal sphincter and external anal sphincter in different physiological states and in the defecation process can be more accurately detected, and the position and the property of the patient with dysfunction can be accurately judged. In addition, the different electrodes corresponding to the positions of different muscle groups can execute more accurate electric stimulation treatment, so that the occurrence of ineffective treatment or tissue injury is avoided. Meanwhile, the special structure of the rectal electrode can better fix the position of the electrode in the human body, and the electrode sliding condition in the special movement process is avoided.

The technical characteristics form the optimal embodiment of the utility model, have stronger adaptability and optimal implementation effect, and can increase or decrease unnecessary technical characteristics according to actual needs so as to meet the requirements of different situations. The foregoing is only a preferred embodiment of the utility model, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the utility model.

Claims

1. The disposable rectum electrode is characterized by comprising a head part (1), a main body part (2) and a holding part (3) which are hollow from top to bottom, wherein the head part (1), the main body part (2) and the holding part (3) are made of hard materials which are integrally formed, the main body part (2) is wrapped with a balloon (211), and the balloon (211) is made of flexible materials; the main body part (2) comprises an upper part (21), a middle part (22) and a lower part (23) from top to bottom, wherein the upper part (21) and the middle part (22) are cylinders, the lower part (23) is approximately hourglass-shaped, and the shape of the lower part is two cones or truncated cones which are symmetrically arranged from top to bottom; the cone or the two inclined planes that the round cone or the round platform body that upper and lower symmetry placed of middle part (22) and lower part (23) contains are equipped with a pair of electrode slice (221) respectively, gather flesh electricity value or carry out the electric stimulation to levator ani muscle, the internal broad muscle of anus and external sphincter of anus respectively, electrode line (231) are drawn forth to the bottom of lower part (23) for the flesh electricity value transmission to the host computer in the corresponding region that gathers electrode slice (221) to be used for transmitting the electric stimulation that the host computer sent to the electrode slice that corresponds the treatment region on the rectal electrode main part, carry out accurate electric stimulation.

2. A single-use rectal electrode as claimed in claim 1, wherein: the upper part (21) is made of hard materials, the upper part (21) is provided with small holes (222) which are used as air holes or water holes and are used for providing paths for inflating and deflating or injecting and sucking out liquid for the balloon (211) wrapped on the outer layer of the upper part (21).

3. A single-use rectal electrode as claimed in claim 1, wherein: the holding part (3) is provided with a cylindrical handle (31) and a communicating pipe (32), the handle (31) is provided with a thread structure, the communicating pipe (32) is provided with a tubular structure and is used as an air pipe or a water pipe for connecting with a corresponding interface of a host machine, instructions for injecting or sucking gas or liquid are executed, and finally the air or liquid is injected or sucked into the balloon (211) through the small hole (222).

4. A single-use rectal electrode as claimed in claim 1, wherein: the distribution of the electrode plates (221) is semi-annular, punctiform or rectangular, and the electrode plates (221) are made of stainless steel metal plates or conductive coatings.

5. A single-use rectal electrode as claimed in claim 1, wherein: the hard material is plastic, and the flexible material is silica gel.