CN218010639U - Testing device for artificial cochlea implant - Google Patents

Abstract

The utility model provides a testing arrangement of artificial cochlea implant, include: the test board is provided with a spring and a test lead, the test lead is used for being in lap joint with an implanted electrode of the cochlear implant, and the spring is used for fixing the test lead and is used for providing pre-tightening pressure for the test lead. The utility model discloses a testing arrangement improves the efficiency of software testing and the measuring accuracy of artifical cochlear implant, has reduced the loss of artifical cochlear implant.

Description

Testing device for artificial cochlea implant

Technical Field

The utility model relates to a cochlear implant test technical field particularly, relates to a cochlear implant's testing arrangement.

Background

The artificial cochlea is the only effective method and device for recovering the hearing of the patient with severe or extremely severe sensorineural deafness. The artificial cochlea work flow is that sound is collected by a microphone and converted into an electric signal, the electric signal is coded according to a certain strategy and is transmitted into a human body through a transmitting coil loaded behind the ear, and a receiving coil of an implant induces the signal and then is decoded by a decoding chip to enable a stimulating electrode of the implant to generate current, so that auditory nerve is stimulated to generate auditory sense.

The stability and reliability of the cochlear implant as an implant device are particularly important, so that the correct parameters of the cochlear implant must be ensured in the production process of the cochlear implant, and the testing of basic parameter indexes of the cochlear implant is very necessary.

At present, the manual testing mode for testing the cochlear implant on the electrode is adopted, the touch force of each person is not well controlled, the electrode of the cochlear implant is easily crushed, the distance between each electrode of the cochlear implant is very small, the cochlear implant is easy to be wrongly placed, and the testing efficiency is low.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a testing arrangement of artifical cochlea implant aims at solving current artifical earphone implant test inaccurate, is difficult to the problem of test, improves the efficiency of software testing and the measuring accuracy of artifical cochlea implant, reduces the loss of artifical cochlea implant.

The utility model provides a testing arrangement of artifical cochlear implant, including surveying test panel, survey and be provided with spring and test wire on the test panel, the test wire is used for carrying out lap joint with the implantation electrode of artifical cochlear implant, and the spring is used for fixed wire to have been used for providing pretension pressure for the wire.

Preferably, the test board further comprises a plurality of load resistors fixed on the test board, a mode selection switch and a resistor selection switch detachably linked to the test board.

Specifically, different load resistor capacity expansion resistance values can be selected by opening and closing or closing the resistor selection switch according to needs through setting the load resistor and the resistor selection switch.

Furthermore, the spring is fixedly arranged on the side of the top surface of the test board, and two ends of the test wire are connected to the spring.

Preferably, the number of the springs may be one, and the springs are disposed on one of opposite sides of the side of the top surface of the test board.

Furthermore, the testing device also comprises a testing base, wherein a conductive elastic sheet is arranged on the testing base and used for fixing the cochlear implant.

Preferably, the conductive elastic sheet is made of elastic metal material, so as to ensure that the electrode of the cochlear implant is in good contact with the conductive elastic sheet.

Furthermore, the conductive elastic sheet comprises a common electrode elastic sheet and a reference electrode elastic sheet, the common electrode elastic sheet is connected with a common electrode of the cochlear implant in an attaching manner, and the reference electrode elastic sheet is connected with a reference electrode of the cochlear implant in an attaching manner.

Preferably, the common electrode elastic sheet and the reference electrode elastic sheet are connected with the mode selection switch through the connecting wires, and different test modes are selected through the mode selection switch.

Furthermore, the testing device further comprises a sliding rail mechanism, the testing plate is arranged on the sliding rail mechanism, free movement of the testing plate is achieved, and the wire can be conveniently lapped on 22 electrodes on an implanted electrode of the cochlear implant.

Further, above-mentioned slide rail mechanism includes slide, guide arm and lead screw, and slide fixed connection is on the guide arm, and the setting of survey test panel is on the slide, and the lead screw can be dismantled with the guide arm and be connected.

Furthermore, the test base is provided with scale marks for measuring the rotating distance of the screw rod.

Specifically, the test board can be accurately moved by setting the scale lines, the moving stroke is the distance between the two electrodes each time, the good contact between the lead and the implanted electrode of the cochlear implant is ensured, and the test is accurate.

Furthermore, a fixing block fixedly connected with the sliding plate is arranged on the testing base.

Further, above-mentioned fixed block is provided with a plurality of guide arm mounting hole, and the guide arm is provided with a plurality of guide arm fixed column, and the guide arm mounting hole passes through the screw with the guide arm fixed column and can dismantle the connection.

Further, still be provided with a plurality of on the above-mentioned slide and survey test panel mounting hole, survey to be provided with a plurality of on surveying the test panel and survey the test panel fixed column, survey the test panel mounting hole and survey the test panel fixed column and pass through the screw and can dismantle the connection.

Compared with the prior art, the beneficial effects of the utility model reside in that: first, the testing device for cochlear implant provided by the utility model, by arranging the spring on the testing board and connecting the wire with the spring, the spring can pre-tighten the pressure, thereby ensuring the good contact between the wire and the electrode of cochlear implant, improving the testing accuracy and reducing the loss; the second, through will survey test panel setting on slide rail mechanism, conveniently survey test panel free movement, survey test panel and move and drive the wire and remove, make the wire 22 implant electrodes that can overlap joint artificial cochlea implant in proper order, improved artificial cochlea implant's efficiency of software testing and test accuracy.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a schematic view of an overall structure of a testing apparatus for a cochlear implant according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a test board of a testing device for a cochlear implant according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a sliding rail mechanism of a testing device for a cochlear implant according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a testing base of a testing device for a cochlear implant according to an embodiment of the present invention;

fig. 5 is a schematic view of a connection structure of a testing base and a sliding rail mechanism of a testing device for a cochlear implant according to an embodiment of the present invention.

Reference numerals:

wherein, 1-test board; 101-test wires; 102-a spring; 103-load resistance; 104-mode selection switch; 105-a resistance selection switch; 106-test board fixing column; 107-connecting wires; 2-a test base; 201-conductive elastic sheet; 2011 common electrode spring; 2012-reference electrode spring; 202-graduation mark; 203-fixed block; 204-guide rod mounting holes; 3-a slide rail mechanism; 301-a slide plate; 302-a guide bar; 303-a screw rod; 304-guide bar fixing post; 305-test board mounting holes; 4-cochlear implant; 401 — implant electrodes; 402-a common electrode; 403-reference electrode.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1, it is a schematic diagram of the overall structure of the testing device for cochlear implant according to the embodiment of the present invention, including the testing board 1, the testing base 2 and the sliding rail mechanism 3.

Fig. 2 is a schematic view of a test board of a testing device for cochlear implant according to an embodiment of the present invention. One side of the test board 1 provided with the test wire 101 is placed upwards, the test board 1 is provided with a spring 102, one end of the test wire 101 is welded on the spring 102, the other end of the test wire 101 is welded on the test board 1, an implanted electrode 401 of the cochlear implant 4 is lapped with the connecting wire 101, the pressure is pre-tightened through the spring 102, the implanted electrode 401 is well contacted with the test wire 101, two load resistors 103 connected in parallel are respectively connected in series with a resistor selection switch 105, two mode selection switches 104 are respectively connected in series with the connecting wire 107 and used for selecting and controlling different test modes for testing the cochlear implant, and the cochlear implant is specifically tested. Four test board fixing posts 106 on test board 1 are aligned with test board mounting holes 305 on slide plate 301. Through testing board 1 setting on slide 301, realize testing board free movement, according to implanting electrode 401's 22 intervals removal testing board 1 between the electrode, realize that test wire 101 accurate contact implants electrode 401, improve the accuracy and the efficiency of software testing.

Fig. 3 is a schematic view of a sliding rail mechanism of the testing device for cochlear implant according to the embodiment of the present invention. Slide rail mechanism includes slide 301, guide arm 302 and lead screw 303, and slide 301 is fixed to be set up on guide arm 302, sets up four on the slide and surveys test panel mounting hole 305 and survey test panel fixed column 106 one-to-one on testing panel 1 and through the screw detachable connection, and slide rail mechanism 3's guide arm 302 is provided with four guide arm fixed columns 304 and is used for being connected fixedly with test base 2.

Referring to fig. 2 and 4, fig. 4 is a schematic structural view of a testing base of a testing device for a cochlear implant according to an embodiment of the present invention. The test base comprises a conductive elastic sheet 201, scale marks 202 and two fixing blocks 203, wherein the fixing blocks 203 are used for fixing the guide rods 302. The cochlear implant 4 is placed on the conductive elastic sheet 201 for testing, the cochlear implant 4 can be fixed through the conductive elastic sheet 201, and is guaranteed not to be damaged, the conductive elastic sheet 201 comprises a common electrode elastic sheet 2011 and a reference electrode elastic sheet 2012, the common electrode elastic sheet 2011 is used for connecting a common electrode 402 of the cochlear implant 4, the reference electrode elastic sheet 2012 is used for connecting a reference electrode 403 of the cochlear implant 4, the conductive elastic sheet 201 and the test board 1 are connected with the mode selection switch 104 through a connecting wire 107, accurate testing is realized, and damage is reduced.

Fig. 5 is a schematic view showing a connection structure of the test base and the sliding rail mechanism of the test device for cochlear implant according to the embodiment of the present invention. Two guide rod mounting holes 204 are respectively formed in two fixing blocks of the test base 2, and the guide rods 302 of the slide rail mechanism 3 are provided with four guide rod fixing columns 304 which are in one-to-one correspondence with the guide rod mounting holes 204 and detachably connected through screws.

So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention; various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The test device for the cochlear implant is characterized by comprising a test board, wherein a spring and a test lead are arranged on the test board, the test lead is used for being in lap joint with an implanted electrode of the cochlear implant, and the spring is used for fixing the test lead and providing pre-tightening pressure for the test lead.

2. The test device as claimed in claim 1, wherein the spring is fixedly disposed at the side of the top surface of the test board, and both ends of the wire are connected to the spring.

3. The testing device of claim 1, further comprising a testing base, wherein a conductive spring is disposed on the testing base, and the conductive spring is used for fixing the cochlear implant.

4. The testing device of claim 3, wherein the conductive dome comprises a common electrode dome and a reference electrode dome, the common electrode dome is in contact with a common electrode of the cochlear implant, and the reference electrode dome is in contact with a reference electrode of the cochlear implant.

5. The test device of claim 3, further comprising a sled mechanism, the test plate being disposed on the sled mechanism.

6. The testing device of claim 5, wherein the slide mechanism comprises a slide plate, a guide rod, and a lead screw, the slide plate is disposed on the guide rod, the test plate is disposed on the slide plate, and the lead screw is detachably connected to the guide rod.

7. The testing device of claim 6, wherein the testing base is provided with graduation marks for measuring the rotation distance of the screw rod.

8. The testing device of claim 6, wherein a fixing block fixedly connected with the sliding plate is arranged on the testing base.

9. The testing device as claimed in claim 8, wherein the fixing block is provided with a plurality of guide rod mounting holes, the guide rod is provided with a plurality of guide rod fixing posts, and the guide rod mounting holes are detachably connected with the guide rod fixing posts through screws.

10. The testing device as claimed in claim 6, wherein the slide plate is provided with a plurality of testing plate mounting holes, the testing plate is provided with a plurality of testing plate fixing posts, and the testing plate mounting holes are detachably connected with the testing plate fixing posts through screws.

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