CN218180904U - Electrode lead polarization testing device - Google Patents

Abstract

The utility model provides an electrode wire polarization testing arrangement, it includes: the test device comprises a base, a clamping component and a containing piece, wherein the clamping component is used for clamping an electrode lead to be tested; the accommodating piece is arranged on the base along the axial direction of the base; the clamping assembly is movably connected with the base along the axial direction of the base so as to adjust the position of the clamped electrode lead relative to the accommodating piece. According to the configuration, the electrode lead to be tested is clamped by the clamping assembly, and the position of the clamped electrode lead relative to the accommodating piece can be adjusted by adjusting the height of the clamping assembly, so that the electrode lead to be tested is adaptive to the electrode leads with different head end lengths; the stability of the relative position of the head electrode of the electrode lead and the test liquid is ensured. The device has compact structure and convenient operation, is suitable for the electrode lead polarization testing device for the polarization performance test of the passive electrode and the active electrode, and reduces the influence of human factors on the accuracy and stability of a testing result in the measuring process.

Description

Electrode lead polarization testing device

Technical Field

The utility model relates to the technical field of medical equipment, in particular to electrode lead polarization testing arrangement.

Background

At present, the polarization test principle of the electrode lead is researched a lot, generally, the polarization phenomenon is considered to occur at an interactive interface of the electrode and the tissue after pulse emission, and the interactive interface can be simplified into an equivalent circuit model with series connection of a resistor and a capacitor in the research process, so that the polarization voltage of the electrode and the impedance between the electrodes are measured. However, in the prior art, testing equipment for electrode lead polarization testing is lacked, a tester generally holds an electrode lead by hand and puts an electrode lead head electrode into a prepared testing solution for testing, and the accuracy and stability of a testing result are seriously influenced by human factors.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electrode wire polarization testing arrangement to solve current handheld test accuracy and the poor stability's problem.

In order to solve the technical problem, the utility model provides an electrode wire polarization testing arrangement, it includes: the test device comprises a base, a clamping component and a containing piece, wherein the clamping component is used for clamping an electrode lead to be tested;

the accommodating piece is arranged on the base along the axial direction of the base; the clamping assembly is movably connected with the base along the axial direction of the base so as to adjust the position of the clamped electrode lead relative to the accommodating piece.

Optionally, the electrode lead polarization testing device further comprises a moving member, the base has a guide groove extending along the axial direction of the base, and the moving member is movably arranged along the guide groove; the clamping assembly is connected with the base through the moving piece.

Optionally, the electrode lead polarization testing device further includes a movement limiting member, and the movement limiting member is configured to limit a movement stroke of the moving member along the guide groove.

Optionally, the electrode lead polarization testing device further comprises a moving locking piece, the moving locking piece is movably arranged along the radial direction of the base, and the moving locking piece is used for locking the position of the moving piece along the guide groove.

Optionally, the clamping assembly is rotatably disposed relative to the moving member about a rotation axis arranged in a radial direction of the base.

Optionally, the electrode lead polarization testing device further comprises a torsion member, the torsion member is rotatably connected with the moving member around the rotation axis, and the clamping assembly is connected with the moving member through the torsion member.

Optionally, the electrode lead polarization testing device further comprises a twist lock, the twist lock has a first locking hole parallel to the rotation axis, the base has a second locking hole parallel to the rotation axis, and the twist lock is used for sequentially passing through the first locking hole and the second locking hole to lock the rotation of the twist around the rotation axis.

Optionally, the clamping assembly includes a first clamping arm and a second clamping arm, one end of the first clamping arm is connected with the torsion member, the second clamping arm is rotatably disposed about a clamping axis with respect to the first clamping arm, and the second clamping arm clamps or releases the electrode lead by rotating about the clamping axis.

Optionally, the end of the first clamping arm, which is away from the end connected with the torsion member, includes a first clamping member, the second clamping arm includes a second clamping member disposed opposite to the first clamping member, and the first clamping member and/or the second clamping member has a V-shaped clamping groove.

Optionally, the clamping assembly further comprises a potential energy member for providing potential energy for bringing the first clamping member and the second clamping member close to each other.

To sum up, the utility model provides an electrode wire polarization testing arrangement includes: the test device comprises a base, a clamping component and a containing piece, wherein the clamping component is used for clamping an electrode lead to be tested; the accommodating piece is arranged on the base along the axial direction of the base; the clamping assembly is movably connected with the base along the axial direction of the base so as to adjust the position of the clamped electrode lead relative to the accommodating piece.

According to the configuration, the electrode lead to be tested is clamped by the clamping component, the position of the clamped electrode lead relative to the accommodating part can be adjusted by adjusting the height of the clamping component, and the electrode lead to be tested is adapted to electrode leads with different head end lengths; furthermore, through the arrangement of the clamping assembly and the base, the stability of the relative position of the head end electrode of the electrode lead and the test liquid is ensured. The electrode lead polarization testing device is compact in structure, convenient to operate and suitable for testing the polarization performance of the passive electrode and the active electrode, and influences of human factors on accuracy and stability of a testing result in the measuring process are reduced.

Drawings

Those skilled in the art will appreciate that the drawings are provided for a better understanding of the invention and do not constitute any limitation on the scope of the invention. Wherein:

fig. 1 is a schematic diagram of an electrode lead polarization testing apparatus according to an embodiment of the present invention;

fig. 2 is an exploded view of an electrode lead polarization testing device according to an embodiment of the present invention;

FIG. 3 is an exploded view of the base and receptacle of an embodiment of the invention;

FIG. 4 is an exploded view of the base, moving member, twist member and moving lock member of an embodiment of the present invention;

fig. 5 is an exploded view of a clamp assembly and torque member of an embodiment of the present invention;

FIG. 6 is an exploded view of another angle of the clamp assembly and torque member of an embodiment of the present invention;

fig. 7 is a schematic view of a first and second clamping member of an embodiment of the invention;

fig. 8 to 10 are schematic views illustrating the clamping assembly of the embodiment of the present invention clamping electrode wires of different diameters;

fig. 11 is a schematic diagram of the opening of the clamping assembly of the electrode lead polarization testing apparatus according to the embodiment of the present invention;

fig. 12 is a schematic view of the clamping assembly of the electrode lead polarization testing apparatus according to the embodiment of the present invention rotating with the torsion member;

fig. 13 is a flow chart of the electrode lead polarization testing apparatus according to the embodiment of the present invention.

In the drawings:

1-a base; 11-a substrate; 111-a tank; 112-positioning the installation groove; 12-a connector; 121-a guide groove; 122-a third locking hole; 123-a fourth locking hole; 1231-nut mounting area; 2-a clamping assembly; 21-a first gripper arm; 211-positioning grooves; 22-a second gripper arm; 23-a first clamp; 24-a second clamp; 25-a potential energy member; 3-a container; 4-a moving member; 41-a first spindle hole; 42-a second locking hole; 5-moving the limiting member; 6-a mobile locking element; 7-a torsion element; 71-a second spindle hole; 72-pin bolt; 73-pin nut; 74-first locking hole; 75-positioning a boss; 8-twist lock; 9-electrode lead.

Detailed Description

To make the objects, advantages and features of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It is to be noted that the drawings are in simplified form and are not to scale, but rather are provided for the purpose of facilitating and distinctly claiming the embodiments of the present invention. Further, the structures illustrated in the drawings are often part of actual structures. In particular, the drawings may have different emphasis points and may sometimes be scaled differently.

As used in this application, the singular forms "a", "an" and "the" include plural referents, the term "or" is generally employed in a sense including "and/or," the terms "a", "an" and "the" are generally employed in a sense including "at least one", the terms "at least two" and "two or more" are generally employed in a sense including "two or more", and moreover, the terms "first", "second" and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or imply that there is a number of technical features being indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include one or at least two of that feature, "one end" and "the other end," and "proximal end" and "distal end" generally refer to the corresponding two parts, including not only the endpoints. Furthermore, as used in the present application, the terms "mounted," "connected," and "disposed" on another element should be construed broadly, and generally only mean that there is a connection, coupling, fit, or drive relationship between the two elements, and that the connection, coupling, fit, or drive between the two elements can be direct or indirect through intervening elements, and should not be construed as indicating or implying any spatial relationship between the two elements, i.e., an element can be located in any orientation within, outside, above, below, or to one side of another element unless the content clearly dictates otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. Moreover, directional terminology, such as upper, lower, upward, downward, left, right, etc., is used with respect to the exemplary embodiments as they are shown in the figures, with the upward or upward direction being toward the top of the corresponding figure and the downward or downward direction being toward the bottom of the corresponding figure.

An object of the utility model is to provide an electrode wire polarization testing arrangement to solve current handheld test accuracy and poor stability's problem. The following description refers to the accompanying drawings.

Referring to fig. 1, an embodiment of the present invention provides an electrode lead polarization testing apparatus, which includes: the test device comprises a base 1, a clamping component 2 for clamping an electrode lead 9 to be tested and a containing piece 3 for containing test liquid; the accommodating part 3 is arranged on the base 1 along the axial direction of the base 1; the clamping assembly 2 is movably connected with the base 1 along the axial direction of the base 1 so as to adjust the position of the clamped electrode lead 9 relative to the accommodating part 3. In the exemplary embodiment shown in fig. 1, the axial direction of the base 1 is a vertical direction, that is, in the up-down direction of fig. 1. It should be understood that the axial direction of the base 1 is not limited to be strictly arranged along the vertical direction, and may be at an angle with the vertical direction, such as in the range of 0 to 15 degrees, and all should be regarded as that the axial direction of the base 1 is arranged along the vertical direction. In particular, the accommodating member 3 is disposed on the base 1 along the axial direction of the base 1, and it is not limited that the axis of the accommodating member 3 is strictly parallel to the axis of the base 1, and the two may form a slight angle, for example, in the range of 0 ° to 15 °, and both should be regarded as the accommodating member 3 being disposed along the axial direction of the base 1. Similarly, the axial movement of the clamping assembly 2 along the base 1 does not limit the moving direction of the clamping assembly 2 to be strictly parallel to the axis of the base 1, and both can be slightly angled, for example, in the range of 0 to 15 °, and should be regarded as the axial movement of the clamping assembly 2 along the base 1.

According to the configuration, the clamping component 2 is used for clamping the electrode lead 9 to be tested, the position of the clamped electrode lead 9 relative to the accommodating part 3 can be adjusted by adjusting the height of the clamping component 2, and the electrode lead 9 is adapted to the electrode leads 9 with different head end lengths; further, through the setting of centre gripping subassembly 2 and base 1, guarantee the stability of the relative position of the head of electrode wire 9 and holding member 3. The electrode lead polarization testing device is compact in structure, convenient to operate and suitable for testing the polarization performance of the passive electrode and the active electrode, and influences of human factors on accuracy and stability of a testing result in the measuring process are reduced.

Referring to fig. 2 and 3, in an alternative example, the base 1 includes a base plate 11 extending in a substantially horizontal direction and a connecting member 12 extending in a vertical direction. Optionally, the base plate 11 has a receptacle groove 111 and a positioning installation groove 112, the outer contour shape of the accommodating member 3 is adapted to the shape of the receptacle groove 111, and the accommodating member 3 can be tightly clamped into the receptacle groove 111 or can be detached from the receptacle groove 111. For example, in the example shown in fig. 2, the receiving member 3 is a cylindrical container, and correspondingly, the container groove 111 is also cylindrical. It can be understood that can the holding test liquid in the holding piece 3, the concrete composition and the capacity of test liquid can be selected according to prior art, the utility model discloses it is not limited to this. The tip of the electrode lead 9 may be partially immersed in the test solution during use. The outer contour shape of the connecting piece 12 is matched with the shape of the positioning installation groove 112, the connecting piece 12 can be tightly clamped into the positioning installation groove 112, and further, the connecting piece 12 can be fixed with the base plate 11 through a plurality of screws.

Referring to fig. 2 to 4, optionally, the electrode lead polarization testing apparatus further includes a moving member 4, the base 1 has a guide groove 121 extending along its axial direction, and the moving member 4 is movably disposed along the guide groove 121; the clamping assembly 2 is connected with the base 1 through the moving member 4. In an alternative example, the guide groove 121 is opened on the connecting member 12, and the cross-sectional shape of the guide groove 121 is adapted to the cross-sectional shape of the moving member 4, so that the moving member 4 can move axially in the guide groove 121, but the radial displacement and the circumferential rotation of the moving member 4 are restricted by the guide groove 121. The clamping component 2 is connected with the connecting piece 12 of the base 1 through the moving piece 4, and the axial movement of the clamping component 2 relative to the base 1 can be reliably realized. Referring to fig. 1 and 11, the moving member 4 is shown at different positions in the axial direction of the connecting member 12, respectively.

Further, the electrode lead polarization testing device further includes a movement limiting member 5, and the movement limiting member 5 is used for limiting a movement stroke of the moving member 4 along the guide groove 121. Optionally, the movement limiting member 5 is disposed in the guide groove 121, and blocks the movement of the moving member 4 by abutting against a corresponding component on the moving member 4, so as to limit the movement stroke of the moving member 4, improve the adjustment efficiency, and prevent the movement amplitude of the moving member 4 from being too large to be separated from the guide groove 121. In an alternative example, the connecting member 12 has a third locking hole 122, and the movement limiting member 5 can be fixed in the guide groove 121 by a screw passing through the third locking hole 122. Correspondingly, the bottom of the moving member 4 is provided with a stopper, when the moving member 4 moves upwards to the position where the stopper abuts against the movement limiting member 5, the moving member 4 cannot move upwards continuously, and the movement stroke of the moving member 4 is limited by the movement limiting member 5, so that the moving member 4 can be prevented from moving out of the connecting member 12 due to misoperation. It is understood that the motion limiting member 5 is not limited to be disposed in the guiding slot 121, and in other embodiments, the motion limiting member 5 may also be disposed outside the guiding slot 121, and may be connected to the base 1, or may not be directly connected to the base 1, and besides blocking the motion of the moving member 4 by abutting, the motion of the moving member 4 may also be blocked by magnetic repulsion, etc. That is, as long as the moving stroke of the moving element 4 can be limited, the connection mode and the limiting mode of the movement limiting element 5 are not limited.

Further, the electrode lead polarization testing apparatus further comprises a movable locking member 6, wherein the movable locking member 6 is movably disposed along a radial direction of the base 1, and the movable locking member 6 is used for locking the position of the moving member 4 along the guide groove 121. The locking manner is as follows: the position of the moving member 4 is locked by friction force against the side wall of the moving member 4; or the moving member 4 is provided with a plurality of shift positions in the axial direction, and the moving locking member 6 locks the position of the moving member 4 by selectively engaging with a shift position. The coupling manner or the locking manner of the moving locking piece 6 is not limited as long as the position of the moving member 4 along the guide groove 121 can be locked. In an alternative example, the connecting member 12 has a fourth locking hole 123 formed along a radial direction of the base 1, and the moving locking member 6 movably passes through the fourth locking hole 123 and locks an axial position of the moving member 4. Referring to fig. 4, optionally, the movable locking member 6 has an external thread section, the fourth locking hole 123 includes a nut installation area 1231, a nut adapted to the external thread section of the movable locking member 6 may be disposed in the nut installation area 1231, and the movable locking member 6 passes through the nut while passing through the fourth locking hole 123. With such configuration, the movable locking piece 6 can be driven to move forward and backward along the axial direction of the movable locking piece 6 by rotating the movable locking piece 6, so that the movable piece 4 can be locked or unlocked. Preferably, the mobile locking member 6 comprises a hand-operated knob fixedly connected to the male threaded section, so that the operator can easily lock or unlock the axial position of the mobile member 4 by hand.

Referring to fig. 2 and 12 in combination, alternatively, the gripping assembly 2 is rotatably disposed relative to the moving member 4 about a rotation axis a arranged along a radial direction of the base 1. With such a configuration, when the accommodating part 3 or the test solution needs to be replaced, the clamping assembly 2 can be rotated to generate a sufficient operating space, as shown in fig. 12, so as to conveniently replace the accommodating part 3 or the test solution. Referring to fig. 4 to 6, preferably, the electrode lead polarization testing apparatus further includes a torsion member 7, the torsion member 7 is rotatably connected to the moving member 4 around the rotation axis a, and the clamping assembly 2 is connected to the moving member 4 through the torsion member 7. In an alternative example, the moving member 4 has a first rotating shaft hole 41 opened in the radial direction of the base 1, the torsion member 7 has a second rotating shaft hole 71 opened in the radial direction of the base 1, and the axes of the first rotating shaft hole 41 and the second rotating shaft hole 71 are coincident with the rotating axis a. The electrode lead polarization testing device further comprises a pin shaft screw 72 and a pin shaft nut 73, wherein the pin shaft screw 72 and the pin shaft nut 73 are mutually matched and connected through threads. The pin bolt 72 and the pin nut 73 are fitted to and passed through the first and second shaft holes 41 and 71, and the torsion member 7 is rotatably mounted on the moving member 4.

Preferably, the electrode lead polarization testing device further comprises a twist lock 8, the twist member 7 has a first locking hole 74 parallel to the rotation axis a, the base 1 has a second locking hole 42 parallel to the rotation axis a, and the twist lock 8 is used to sequentially pass through the first locking hole 74 and the second locking hole 42 to lock the rotation of the twist member 7 around the rotation axis a. In an alternative example, the first locking hole 74 has an internal thread, and the twist lock 8 has an external thread matching the internal thread of the first locking hole 74, so that the twist lock 8 is driven to rotate, thereby driving the twist lock 8 to move forward and backward along the first locking hole 74, and thus realizing the insertion into the second locking hole 42 or the withdrawal from the second locking hole 42. When the twist lock member 8 is inserted into the second lock hole 42, the grip member 2 is held in a substantially horizontal state, and the rotation angle thereof is not adjustable, and is in a fixed state with respect to the moving member 4, and the electrode lead 9 can be securely and stably gripped. When the twist locking piece 8 is withdrawn from the second locking hole 42, the clamping assembly 2 can rotate freely without limitation, thereby facilitating the replacement of the accommodating piece 3 or the test solution.

Referring to fig. 5 and 6, optionally, the clamping assembly 2 includes a first clamping arm 21 and a second clamping arm 22, one end of the first clamping arm 21 is connected to the torsion member 7, the second clamping arm 22 is rotatably disposed around a clamping axis B relative to the first clamping arm 21, and the second clamping arm 22 clamps or releases the electrode lead 9 by rotating around the clamping axis B. In an alternative example, the torsion element 7 has a positioning projection 75, and the first holding arm 21 has a positioning recess 211 adapted to the positioning projection 75, and the positioning projection 75 can be inserted into the positioning recess 211 to achieve the fitting connection of the first holding arm 21 to the torsion element 7. Furthermore, the torsion element 7 and the first holding arm 21 can also be fixed by additional screws, so that the torsion element 7 and the first holding arm 21 are securely fixed in the assembled connection.

Further, referring to fig. 7 to 10 in combination, an end of the first clamping arm 21 away from the end connected to the torsion element 7 includes a first clamping member 23, the second clamping arm 22 includes a second clamping member 24 disposed opposite to the first clamping member 23, and the first clamping member 23 and/or the second clamping member 24 has a V-shaped clamping groove 26. The V-shaped clamping groove 26 makes it possible for the clamping assembly 2 to be adapted to clamping electrode wires 9 of different diameters, as shown in fig. 8 to 10, which respectively show the clamping assembly 2 for clamping three different electrode wires 9 of different diameters from small to large.

Further, the clamping assembly 2 further comprises a potential energy member 25, wherein the potential energy member 25 is used for providing a potential energy force for enabling the first clamping member 23 and the second clamping member 24 to approach each other. Referring to fig. 5 and 6 in combination with fig. 8 to 10, in an alternative example, the potential member 25 includes a resilient member, such as a spring, having two ends respectively connected to the first holding arm 21 and the second holding arm 22, and providing a resilient force to the first holding arm 21 and the second holding arm 22 to drive the first holding member 23 and the second holding member 24 to approach each other to clamp the electrode lead 9. Of course, in other embodiments, the potential energy component 25 may also include other structures, such as magnetic components arranged oppositely, which can provide magnetic force, etc., but the present invention is not limited thereto.

It should be noted that the arrangement direction of the clamping axis B is not particularly limited in the present embodiment, for example, in the exemplary embodiment shown in fig. 1 and 2, the clamping axis B is arranged along the vertical direction. With reference to fig. 11, the arrangement is such that, in use, the operator can release the grip on the electrode lead 9 by applying a force in a horizontal direction. In other embodiments, the clamping axis B may be arranged in other directions according to the requirements of use.

The following describes the use procedure of the electrode lead polarization testing apparatus provided by the present invention with reference to fig. 13. In one example, the electrode lead polarization testing apparatus is used by the steps of:

step S1: the head end of the electrode lead 9 is clamped, and the electrode lead 9 extending to one side of the accommodating part 3 is ensured to be basically parallel to the central axis of the accommodating part 3. Specifically, in this step, an operator may pinch the two clamping arms (i.e., the first clamping arm 21 and the second clamping arm 22) of the clamping assembly 2 to open the two clamping members (i.e., the first clamping member 23 and the second clamping member 24), and then place the head end of the electrode lead 9 between the two clamping members, and loosen the clamping arms, and under the action of the potential energy member 25, the two clamping members may clamp the head end of the electrode lead 9.

Step S2: and adjusting the relative position of the moving member 4 and the connecting member 2 along the vertical direction according to the length of the head end of the electrode lead 9 to be measured. In this step, the moving member 4 may be driven to move up and down in the guide groove 121 in the vertical direction to adjust the height of the electrode lead with respect to the receiving member 3.

And step S3: the movable limiting part 5 is screwed to fix the movable part 4.

And step S4: the other end of the electrode lead 9 and the conductive sheet are connected to a test instrument using test leads, respectively.

After step S4 is completed, the measurement can be started. The specific steps of the measurement can be referred to the prior art, and this embodiment will not be described in detail.

To sum up, the utility model provides an electrode wire polarization testing arrangement includes: the test device comprises a base, a clamping component and a containing piece, wherein the clamping component is used for clamping an electrode lead to be tested; the accommodating piece is arranged on the base along the axial direction of the base; the clamping assembly is movably connected with the base along the axial direction of the base so as to adjust the position of the clamped electrode lead relative to the accommodating piece. According to the configuration, the electrode lead to be tested is clamped by the clamping assembly, and the position of the clamped electrode lead relative to the accommodating piece can be adjusted by adjusting the height of the clamping assembly, so that the electrode lead to be tested is adapted to the electrode leads with different head end lengths; furthermore, through the arrangement of the clamping assembly and the base, the stability of the relative position of the head end electrode of the electrode lead and the test liquid is ensured. The electrode lead polarization testing device is compact in structure, convenient to operate and suitable for testing the polarization performance of the passive electrode and the active electrode, and influences of human factors on accuracy and stability of a testing result in the measuring process are reduced.

It should be noted that, several of the above embodiments may be combined with each other. The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and any modification and modification made by those skilled in the art according to the above disclosure are all within the scope of the claims.

Claims (10)

1. An electrode lead polarization testing device, comprising: the test device comprises a base, a clamping component and a containing piece, wherein the clamping component is used for clamping an electrode lead to be tested;

the accommodating piece is arranged on the base along the axial direction of the base; the clamping assembly is movably connected with the base along the axial direction of the base so as to adjust the position of the clamped electrode lead relative to the accommodating piece.

2. The electrode lead polarization testing device of claim 1, further comprising a moving member, wherein the base has a guide groove extending axially along the base, and the moving member is movably disposed along the guide groove; the clamping assembly is connected with the base through the moving piece.

3. The electrode lead polarization testing device of claim 2, further comprising a movement limiting member for limiting a movement stroke of the moving member along the guide groove.

4. The electrode lead polarization testing apparatus of claim 2, further comprising a moving locking member movably disposed in a radial direction of the base, the moving locking member for locking a position of the moving member along the guide groove.

5. The electrode lead polarization testing apparatus of claim 2, wherein the clamping assembly is rotatably disposed relative to the mover about an axis of rotation disposed radially of the base.

6. The electrode lead polarization testing device of claim 5, further comprising a torsion member rotatably coupled to the moving member about the axis of rotation, the clamping assembly being coupled to the moving member via the torsion member.

7. The electrode lead polarization testing device of claim 6, further comprising a twist lock having a first locking hole parallel to the axis of rotation, the base having a second locking hole parallel to the axis of rotation, the twist lock for passing through the first locking hole and the second locking hole in sequence to lock rotation of the twist about the axis of rotation.

8. The electrode lead polarization testing device of claim 6, wherein the clamping assembly includes a first clamping arm having one end connected to the torsion member and a second clamping arm rotatably disposed about a clamping axis relative to the first clamping arm, the second clamping arm clamping or unclamping the electrode lead by rotating about the clamping axis.

9. The electrode lead polarization test device of claim 8, wherein the end of the first clamp arm distal from the connection to the torsion member comprises a first clamp, the second clamp arm comprises a second clamp disposed opposite the first clamp, and the first clamp and/or the second clamp have a V-shaped clamp slot.

10. The electrode lead polarization testing device of claim 9, wherein the clamping assembly further comprises a potential energy member for providing a potential capability to bring the first clamping member and the second clamping member into proximity with each other.

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