CN220895997U - Tumor electric field therapeutic apparatus and adapter thereof - Google Patents

Abstract

The application provides a tumor electric field therapeutic apparatus and an adapter thereof. The front side of the upper cover is provided with a plurality of layers of side walls, including a first side wall, a second side wall and a third side wall which are sequentially arranged from outside to inside, and the front side of the lower cover is provided with a plurality of layers of side walls, including a first side wall, a second side wall and a third side wall which are sequentially arranged from outside to inside; the socket is equipped with main part and encircles the cardboard of establishing in main part week side, and the main part is including the grafting portion that is located the cardboard front side, and cardboard top both sides are held by second side wall and third side wall front and back, and cardboard bottom both sides are held by second side wall and third side wall front and back, and grafting portion passes the second opening and outwards exposes through first opening. The socket of the adapter is reliably fixed along the plugging direction, and can avoid loosening of the socket in the plugging process of the socket and the butt-joint plug.

Description

Tumor electric field therapeutic apparatus and adapter thereof

Technical Field

The application relates to the technical field of medical treatment, in particular to a tumor electric field therapeutic apparatus and an adapter thereof.

Background

Tumor electric field therapy has been used for many years as a physical therapeutic means, and a tumor therapeutic method in which a low-intensity, medium-high-frequency, alternating electric field interferes with the mitotic process of tumor cells is generated by a special electric field generating device. Research shows that the electric field treatment has obvious effect in treating glioblastoma, non-small cell lung cancer, malignant pleural mesothelioma and other diseases, can influence the aggregation of tubulin, prevent spindle formation, inhibit mitosis process and induce cancer cell apoptosis.

Tumor electric field therapeutic apparatuses for tumor electric field therapy generally include an electric field generator, a plurality of pairs of electrode patches, and an adapter, the adapter transmitting alternating current signals generated by the electric field generator to the electrode patches, which are applied to a lesion of a patient to perform electric field therapy on the lesion. The adapter is provided with a cable connected with the electric field generator and a plurality of sockets, the electrode patches are provided with wiring, and the tail ends of the wiring are provided with plugs which are in butt joint with the corresponding sockets of the adapter, so that alternating current signals of the electric field generator are transmitted to the electrode patches to form an electric field between each pair of electrode patches, and electric field treatment is carried out on tissue areas where focuses are located.

The adapter comprises an upper cover, a lower cover, a main board and a plurality of sockets, wherein the upper cover and the lower cover are clamped up and down to form a containing cavity, and the sockets are electrically connected with the main board and contained in the containing cavity together with the sockets. The upper cover and the lower cover are respectively exposed out of the plug-in interfaces of the sockets at the front side of the adapter, and the plugs of the cable connectors on the electrode patches are inserted into the plug-in interfaces and electrically connected with the sockets. In the process of repeatedly plugging and unplugging the socket and the plug, the phenomenon that the socket loosens or even breaks away from the adapter easily causes the damage of the adapter.

Therefore, improvements to existing tumor electric field therapy devices and their adapters are needed.

Disclosure of utility model

The application provides a tumor electric field therapeutic apparatus with a reliable and stable fixed socket and an adapter thereof.

Specifically, the application is realized by the following technical scheme: the adapter comprises an upper cover, a lower cover, a plurality of sockets and a main board, wherein the sockets are electrically connected with the main board and are fixed in a containing cavity formed by the upper cover and the lower cover together with the main board, a plurality of layers of side walls are arranged on the front side of the upper cover, each side wall comprises a first side wall, a second side wall and a third side wall which are sequentially arranged from outside to inside, a plurality of layers of side walls are arranged on the front side of the lower cover, each side wall comprises a first side wall, a second side wall and a third side wall which are sequentially arranged from outside to inside, the first side walls and the first side walls are vertically corresponding to form a first opening together, and the second side walls are vertically corresponding to each other and form a second opening together; the socket is provided with a main body and a clamping plate which is arranged on the periphery of the main body in a surrounding mode, two sides of one top end of the clamping plate are clamped front and back by the second side wall and the third side wall, two sides of one bottom end of the clamping plate are clamped front and back by the second side wall and the third side wall, the main body comprises a plugging part located on the front side of the clamping plate, and the plugging part penetrates through the second opening and is exposed outwards through the first opening.

According to one embodiment of the utility model, the third side wall and the third side wall vertically correspond to each other and form a third opening together, the main body comprises a connecting part positioned at the rear side of the clamping plate, and the bottom of the connecting part is supported at the bottom end of the third side wall positioned at the third opening.

According to an embodiment of the utility model, the connecting portion is accommodated in the third opening and is clamped by the third side wall and the third side wall surrounding the third opening.

According to one embodiment of the utility model, the socket is provided with a welding plate positioned at the rear side of the connecting part and a flexible circuit board connected with the welding plate, the flexible circuit board is electrically connected with the main board, a plurality of pins are arranged in the main body, and the tail parts of the pins extend out of the connecting part and are welded to the welding plate.

According to one embodiment of the utility model, the upper cover is provided with a plurality of upper supporting ribs positioned among the first side wall, the second side wall and the third side wall, the lower cover is provided with a plurality of lower supporting ribs positioned among the first side wall, the second side wall and the third side wall, two sides of the other top end of the clamping plate are clamped left and right by the corresponding upper supporting ribs positioned among the second side wall and the third side wall, and two sides of the other bottom end of the clamping plate are clamped left and right by the corresponding lower supporting ribs positioned among the second side wall and the third side wall.

According to an embodiment of the utility model, the upper supporting rib comprises a first supporting rib connected with the first side wall and the second side wall and a second supporting rib connected with the second side wall and the third side wall, the second supporting rib and the first supporting rib are arranged in front-back alignment, a first limiting cavity is formed by surrounding the first side wall and the second side wall and the corresponding two first supporting ribs, a second limiting cavity is formed by surrounding the second side wall and the third side wall and the corresponding two second supporting ribs, the inserting part is located in the first limiting cavity, and the clamping plate is located in the second limiting cavity and clamped by the corresponding two second supporting ribs.

According to an embodiment of the present utility model, the lower supporting rib includes a third supporting rib connecting the first side wall and the second side wall, and a fourth supporting rib connecting the second side wall and the third side wall, the fourth supporting rib is aligned with the third supporting rib, the first side wall and the second side wall are enclosed with the corresponding two third supporting ribs to form a third limiting cavity, the second side wall and the third side wall are enclosed with the corresponding two fourth supporting ribs to form a fourth limiting cavity, the plugging portion is located in the third limiting cavity, and the clamping plate is located in the fourth limiting cavity and is clamped by the corresponding two fourth supporting ribs.

According to one embodiment of the present utility model, the first side wall has a first notch formed by upwardly recessing a bottom thereof, the first side wall has a fourth notch formed by downwardly recessing a top thereof, and the first opening is formed by a combination of the first notch provided on the first side wall and the fourth notch provided on the first side wall.

According to one embodiment of the present utility model, the second sidewall has a second notch formed by upwardly recessing a bottom thereof, the second sidewall has a fifth notch formed by downwardly recessing a top thereof, and the second opening is formed by a combination of the second notch provided on the second sidewall and the fifth notch provided on the second sidewall.

According to one embodiment of the present utility model, the third sidewall has a third notch formed by recessing the bottom thereof upward, the third sidewall has a sixth notch formed by recessing the top thereof downward, and the third opening is formed by the third notch formed on the third sidewall and the sixth notch formed on the third sidewall together.

According to one embodiment of the present utility model, the second notch is recessed from the bottom of the second sidewall to a depth deeper than the first notch is recessed from the bottom of the first sidewall, and the fifth notch is recessed from the top of the second sidewall to a depth deeper than the fourth notch is recessed from the top of the first sidewall.

The application also provides the following technical scheme: the tumor electric field therapeutic apparatus comprises an electric field generator, a plurality of pairs of electrode patches and the adapter, wherein the electrode patches are provided with cable connectors which are spliced with the sockets.

The socket of the adapter is reliably fixed along the plugging direction, and can avoid loosening of the socket in the plugging process of the socket and the butt-joint plug.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application as claimed.

Drawings

FIG. 1 is a schematic block diagram of a tumor electric field therapeutic apparatus according to one embodiment of the present application;

FIG. 2 is a perspective view of an adaptor and several cable connectors of the tumor electric field therapeutic apparatus;

FIG. 3 is an exploded perspective view of the adapter shown in FIG. 2;

FIG. 4 is a perspective view of the adaptor and several cable connectors with the upper cover of the adaptor removed, similar to FIG. 2;

FIG. 5 is a perspective view of the upper cover of the adapter shown in FIG. 3;

FIG. 6 is a perspective view of the lower cover of the adapter shown in FIG. 3;

FIG. 7 is a partial cross-sectional view of the adapter shown in FIG. 2 taken in a front-to-rear direction;

Fig. 8 is a partial cross-sectional view, similar to fig. 7, of the adapter with the receptacle removed, taken in a front-to-rear direction.

Reference numerals illustrate:

Tumor electric field therapeutic apparatus 1000, electric field generator 200, adapter 100, electrode patch 300, housing cavity 10, upper cover 1, top wall 11, side wall 12, groove 120, first side wall 121, first gap 1211, second side wall 122, second gap 1221, third side wall 123, third gap 1231, upper support rib 13, first support rib 131, second support rib 132, first spacing cavity 15, second spacing cavity 16, lower cover 2, bottom wall 21, side wall 22, protruding rib 220, first side wall 221, fourth gap 2211, second side wall 222, fifth gap 2221, third side wall 223, sixth gap 2231, lower support rib 23, third support rib 231, fourth support rib 232, third spacing cavity 25, fourth spacing cavity 26, socket 3, main body 31, card board 32, plug 33, plug face 331, connection 34, main board 4, cable 5, cable connector 6, first opening 101, second opening 102, third opening 103, guide cavity 105, spacing space 106, plug gap 107.

Detailed Description

Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus, systems, devices, and methods that are consistent with aspects of the application.

Referring to fig. 1, the present application provides a tumor electric field therapeutic apparatus 1000 for tumor electric field therapy, which includes an electric field generator 200, an adapter 100 and a plurality of pairs of electrode patches 300, wherein the adapter 100 is electrically connected with each electrode patch 300 and the electric field generator 200, so that an alternating current signal generated by the electric field generator 200 is transmitted to each electrode patch 300, and the electrode patches 300 are attached to a corresponding body surface of a tumor site of a patient, so that an alternating current signal is applied to the tumor site.

Referring to fig. 2 and 3, the adapter 100 mainly includes an upper cover 1, a lower cover 2 fastened to the upper cover 1, a main board 4, a plurality of sockets 3 electrically connected to the main board 4, and cables 5, wherein a receiving cavity 10 is formed between the upper cover 1 and the lower cover 2, the sockets 3 and the main board 4 are disposed in the receiving cavity 10, and the sockets 3 are electrically connected to the main board 4. Each electrode patch 300 is provided with a cable connector 6, and the cable connector 6 is inserted into the adapter 100 to be plugged with the corresponding socket 3, so as to electrically connect the electrode patch 300 to the main board 4 of the adapter 100. One end of the cable 5 extends into the adapter 100 to be electrically connected with the main board 4, the other end of the cable 5 is electrically connected with the electric field generator 200, and the electrode patch 300 can be electrically connected with the electric field generator 200 through the adapter 100 to receive alternating current signals.

In the present embodiment, four sockets 3 are provided in the adapter 100, and referring to fig. 4, the sockets 3 include a rectangular parallelepiped main body 31 and a clip plate 32 provided around the main body 31, and the main body 31 extends in the longitudinal direction of the adapter 100, that is, in the front-rear direction. The catch plate 32 is provided at the rear end of the main body 31 and is provided protruding outward in a direction perpendicular to the peripheral side surface of the main body 31, and the catch plate 32 is integrally formed with the main body 31. The portion of the main body 31 located at the front side of the card board 32 forms a plugging portion 33 electrically connected to the cable connector 6 of the electrode patch 300, and the portion of the main body 31 located at the rear side of the card board 32 forms a connecting portion 34 electrically connected to the motherboard 4, wherein the length of the plugging portion 33 is longer than the length of the connecting portion 34. The socket 3 is provided with a plurality of pins 35 extending forwards and backwards, and the front ends of the pins 35 are suspended in the jacks 36 of the plug-in parts 33 to be electrically connected with the cable connector 6. The socket 3 is further provided with a soldering board 37 and a flexible circuit board 38 connected with the soldering board 37, the soldering board 37 is vertically arranged at the rear side of the connecting portion 34, the tail portions of the pins 35 extend out of the connecting portion 34 backwards and are soldered to the soldering board 37, and the flexible circuit board 38 is electrically connected with the main board 4, so that the electrical connection between the socket 3 and the main board 4 is achieved. The flexible circuit board 38 is provided in a curved shape, and can ensure reliable connection between the socket 3 and the motherboard 4 even if the socket 3 is subjected to a small amount of forward and backward displacement during the insertion and extraction process.

Referring to fig. 2, 5 and 6, the upper cover 1 includes a top wall 11 and a plurality of side walls 12 located around the top wall 11, the lower cover 2 includes a bottom wall 21 and side walls 22 located around the bottom wall 21, the socket 3 is fixed on the front side of the adapter 100, and the front sides of the corresponding upper cover 1 and lower cover 2 together form a socket (not numbered) exposing the socket 3. Besides the side wall 12 and the side wall 22 on the front side, the bottom surface of the side wall 12 on the other side is provided with a groove 120, the top surface of the side wall 22 on the other side is provided with a convex rib 220 corresponding to the groove 120, and when the upper cover 1 and the lower cover 2 are mutually covered, the convex rib 220 is inserted into the groove 120 to position the upper cover 1 and the lower cover 2.

In order to limit the socket 3, the side wall 12 at the front side of the upper cover 1 has a multi-layer structure, and the side wall 22 at the front side of the lower cover 2 has a multi-layer structure. The upper cover 1 is provided with a plurality of upper supporting ribs 13 extending along the front-rear direction, and the upper supporting ribs 13 are arranged between two adjacent side walls 12 positioned on the front side; the lower cover 2 is provided with a plurality of lower supporting ribs 23 extending along the front-rear direction, the lower supporting ribs 23 are arranged between two adjacent side walls 22 positioned at the front side, and the upper supporting ribs 13 and the lower supporting ribs 23 are respectively arranged in a one-to-one correspondence manner and are aligned up and down.

In this embodiment, the front side of the upper cover 1 is provided with three layers of side walls 12, namely, a first side wall 121, a second side wall 122 and a third side wall 123 sequentially from outside to inside along the front-rear direction. The distance between the first side wall 121 and the second side wall 122 is larger than the distance between the second side wall 122 and the third side wall 123 along the front-rear direction, the distance between the first side wall 121 and the second side wall 122 is not smaller than the length of the plugging portion 33, and the distance between the second side wall 122 and the third side wall 123 is approximately the same as the thickness of the clamping plate 32 of the socket 3.

The plurality of upper supporting ribs 13 include a plurality of first supporting ribs 131 connecting the first side wall 121 and the second side wall 122, and a plurality of second supporting ribs 132 connecting the second side wall 122 and the third side wall 123. The first upper supporting ribs 113 and the second supporting ribs 132 are five in number and are arranged in a one-to-one correspondence along the front-rear direction. Two adjacent first supporting ribs 131, the first side wall 121 and the second side wall 122 are enclosed together to form a first limiting cavity 15. Two adjacent second supporting ribs 132, the second side wall 122 and the third side wall 123 are jointly enclosed to form a second limiting cavity 16.

The first side wall 121 is provided with four first notches 1211 arranged in a line in the width direction of the upper cover 1, i.e., in the left-right direction, upwardly recessed from the bottom thereof, the second side wall 122 is provided with four second notches 1221 arranged in a line in the left-right direction, upwardly recessed from the bottom thereof, and the third side wall 123 is provided with four third notches 1231 arranged in a line in the left-right direction. Each of the first notches 1211 is disposed in one-to-one correspondence with the corresponding second notch 1221 and the corresponding third notch 1231 in the front-to-rear direction. The first notch 1211 and the second notch 1221 are each in communication with the respective first spacing cavity 15, and the second notch 1221 and the third notch 1231 are each in communication with the respective second spacing cavity 16.

The size of the first notch 1211 is the same as the size of the second notch 1221 in the width direction, but the size of the third notch 1231 is smaller than the sizes of the first notch 1211 and the second notch 1221. The depth of the second notch 1221 recessed upward from the bottom of the second side wall 122 is deeper than the depth of the first notch 1211 recessed upward from the bottom of the first side wall 121, and the depth of the third notch 1231 recessed upward from the bottom of the third side wall 123 is shallower than the depth of the second notch 1221 recessed upward from the bottom of the second side wall 122. The second notch 1221 has a larger dimension than the width of the insertion portion 33 of the receptacle 3 in the width direction, and the third notch 1231 has a dimension corresponding to the width of the connection portion 34 of the receptacle 3.

For the three-layer side wall 12 on the front side of the upper cover 1, the front side of the lower cover 2 is provided with three-layer side walls 22, namely a first side wall 221, a second side wall 222 and a third side wall 223 in sequence from outside to inside along the front-rear direction. The first side walls 221 are disposed in one-to-one correspondence with the first side walls 121, the second side walls 222 are disposed in one-to-one correspondence with the second side walls 122, and the third side walls 223 are disposed in one-to-one correspondence with the third side walls 123. The distance between the first sidewall 221 and the second sidewall 222 is larger than the distance between the second sidewall 222 and the third sidewall 223 in the front-rear direction, the distance between the first sidewall 221 and the second sidewall 222 is not smaller than the length of the plugging portion 33, and the distance between the second sidewall 222 and the third sidewall 223 is substantially the same as the thickness of the card board 32 of the socket 3.

The lower support ribs 23 include third support ribs 231 connecting the first and second side walls 221 and 222, and fourth support ribs 232 connecting the second and third side walls 222 and 223. The third supporting ribs 231 and the fourth supporting ribs 232 are respectively five and are respectively arranged in a one-to-one correspondence along the front-to-rear direction. Two adjacent third supporting ribs 231, the first side wall 221 and the second side wall 222 together enclose a third limiting cavity 25. Two adjacent fourth supporting ribs 232, the second side wall 222 and the third side wall 223 enclose a fourth limiting cavity 26.

The first side wall 221 is provided with four fourth notches 2211 arranged in a line along the left-right direction in a downward concave manner from the top of the first side wall 221, the second side wall 222 is provided with four fifth notches 2221 arranged in a line along the left-right direction in a downward concave manner from the top of the second side wall 222, the third side wall 223 is provided with four sixth notches 2231 arranged in a line along the left-right direction in a downward concave manner from the top of the third side wall 223, and each fourth notch 221 is respectively arranged in a one-to-one correspondence with the corresponding fifth notch 2221 and the corresponding sixth notch 2231 along the front-back direction. The four fourth notches 2211 and the four first notches 1211 are respectively arranged in a one-to-one correspondence manner, the four fifth notches 2221 and the four second notches 1221 are respectively arranged in a one-to-one correspondence manner, and the four sixth notches 2231 and the four third notches 1231 are respectively arranged in a one-to-one correspondence manner. The fourth notch 2211 and the fifth notch 2221 are each in communication with the respective third spacing cavity 25, and the fifth notch 2221 and the sixth notch 2231 are each in communication with the respective fourth spacing cavity 26.

The size of the fifth notch 2221 is the same as the size of the fourth notch 2211 in the width direction, but the size of the sixth notch 2231 is smaller than the size of the fifth notch 2221. The depth of the fifth notch 2221 recessed downward from the top of the second side wall 222 is deeper than the depth of the fourth notch 2211 recessed downward from the top of the first side wall 221, and the depth of the sixth notch 2231 recessed downward from the top of the third side wall 223 is shallower than the depth of the fifth notch 2221 recessed upward from the top of the second side wall 222. The fifth notch 2221 has a larger dimension in the width direction than the width of the insertion portion 33 of the receptacle 3, and the sixth notch 2231 has a dimension corresponding to the width of the connection portion 34 of the receptacle 3.

The depth of the second notch 1221 recessed upward from the bottom of the second side wall 122 is deeper than the depth of the first notch 1211 recessed upward from the bottom of the first side wall 121, and the depth of the third notch 1231 recessed upward from the bottom of the third side wall 123 is shallower than the depth of the second notch 1221 recessed upward from the bottom of the second side wall 122.

As shown in fig. 7 and 8, when the upper cover 1 and the lower cover 2 are closed together, the first notch 1211 and the corresponding fourth notch 2211 together form a first opening 101, that is, the aforementioned plug-in port (not numbered), the second notch 1221 and the corresponding fifth notch 2221 together form a second opening 102, and the third notch 1231 and the corresponding sixth notch 2231 together form a third opening 103. The first spacing cavity 15 of the upper cover 1 and the corresponding third spacing cavity 25 of the lower cover 2 together form a guiding cavity 105, and the second spacing cavity 16 of the upper cover 1 and the corresponding fourth spacing cavity 26 of the lower cover 2 together form a spacing space 106.

The plugging portion 33 of the socket 3 has a plugging surface 331, the socket 3 is inserted into the second opening 102 and the third opening 103, the plugging surface 331 is exposed outwards through the first opening 101, the plugging portion 33 of the socket 3 is located in the guiding cavity 105, the clamping plate 32 of the socket 3 is contained in the limiting space 106, and the connecting portion 34 of the socket 3 is located in the third opening 103. The size and shape of the limiting space 106 are matched with those of the clamping plates 32, so that the clamping plates 32 of the socket 3 cannot move up and down, left and right and back and forth in the limiting space 106. The size and shape of the third opening 103 are matched with those of the connecting part 34, and the connecting part 34 is limited in a surrounding manner by the third side wall 123 and the third side wall 223 forming the third opening 103, so that the stability of the socket 3 is further enhanced, and the socket 3 is prevented from moving.

The clamping plate 32 is accommodated in a limiting space 106 formed by the second limiting cavity 16 and the fourth limiting cavity 26, the connecting portion 34 is located in a third opening 103 formed by the third notch and the sixth notch 2231, the bottom of the connecting portion 34 is supported at the bottom end of the third side wall 223 located at the third opening 103, and therefore stability of the socket 3 is improved. The height of the second opening 102 is higher than the height of the plugging portion 33, and the width of the second opening 102 is wider than the width of the plugging portion 33, so that a plugging gap 107 is left between the plugging portion 33 and the second opening 102. The cable connector 6 of the electrode patch 300 is inserted into the guide cavity 105 from the first opening 101 to be electrically plugged with the plugging portion 33 of the socket 3, and the cable connector 6 fills the plugging gap 107 to ensure plugging in place.

The foregoing description of the preferred embodiments of the application is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the application.

Claims (12)

1. The utility model provides an adapter, includes upper cover, lower cover, a plurality of sockets and mainboard, the socket with mainboard electric connection and with the mainboard is all fixed in by the upper cover with the acceping the intracavity that the lower cover formed, its characterized in that: the front side of the upper cover is provided with a plurality of layers of side walls, including a first side wall, a second side wall and a third side wall which are sequentially arranged from outside to inside, the front side of the lower cover is provided with a plurality of layers of side walls, including a first side wall, a second side wall and a third side wall which are sequentially arranged from outside to inside, wherein the first side wall and the first side wall vertically correspond to each other and jointly form a first opening, and the second side wall vertically correspond to each other and jointly form a second opening; the socket is provided with a main body and a clamping plate which is arranged on the periphery of the main body in a surrounding mode, two sides of one top end of the clamping plate are clamped front and back by the second side wall and the third side wall, two sides of one bottom end of the clamping plate are clamped front and back by the second side wall and the third side wall, the main body comprises a plugging part located on the front side of the clamping plate, and the plugging part penetrates through the second opening and is exposed outwards through the first opening.

2. An adaptor according to claim 1, wherein: the third side wall corresponds from top to bottom with the third lateral wall and forms the third opening jointly, the main part is including being located the connecting portion of cardboard rear side, the bottom support of connecting portion is in the third lateral wall is located the bottom of third opening part.

3. An adaptor according to claim 2, wherein: the connecting portion is accommodated in the third opening and clamped by the third side wall and the third side wall surrounding the third opening.

4. An adaptor according to claim 2, wherein: the socket is provided with a welding plate positioned at the rear side of the connecting part and a flexible circuit board connected with the welding plate, the flexible circuit board is electrically connected with the main board, a plurality of pins are arranged in the main body, and the tail parts of the pins extend out of the connecting part and are welded to the welding plate.

5. An adaptor according to claim 1, wherein: the upper cover is provided with a plurality of upper supporting ribs positioned between the first side wall, the second side wall and the third side wall, the lower cover is provided with a plurality of lower supporting ribs positioned between the first side wall, the second side wall and the third side wall, two sides of the other top end of the clamping plate are clamped left and right by corresponding upper supporting ribs positioned between the second side wall and the third side wall, and two sides of the other bottom end of the clamping plate are clamped left and right by corresponding lower supporting ribs positioned between the second side wall and the third side wall.

6. The adapter according to claim 5, wherein: the upper supporting rib comprises a first supporting rib connected with the first side wall and the second side wall and a second supporting rib connected with the second side wall and the third side wall, the second supporting rib and the first supporting rib are arranged in a front-back alignment mode, the first side wall, the second side wall, the corresponding two first supporting ribs enclose to form a first limiting cavity, the second side wall, the third side wall, the corresponding two second supporting ribs enclose to form a second limiting cavity, the inserting portion is located in the first limiting cavity, and the clamping plate is located in the second limiting cavity and clamped by the corresponding two second supporting ribs.

7. The adapter according to claim 5, wherein: the lower support rib comprises a third support rib connected with the first side wall and the second side wall and a fourth support rib connected with the second side wall and the third side wall, the fourth support rib is aligned with the third support rib, the first side wall, the second side wall, the corresponding two third support ribs enclose to form a third limit cavity, the second side wall, the third side wall, the corresponding two fourth support ribs enclose to form a fourth limit cavity, the inserting part is located in the third limit cavity, and the clamping plate is located in the fourth limit cavity and clamped by the corresponding two fourth support ribs.

8. An adaptor according to claim 2, wherein: the first side wall is provided with a first notch formed by upwards sinking the bottom of the first side wall, the first side wall is provided with a fourth notch formed by downwards sinking the top of the first side wall, and the first opening is formed by the first notch arranged on the first side wall and the fourth notch arranged on the first side wall together.

9. The adapter according to claim 8, wherein: the second side wall is provided with a second notch formed by upwards sinking the bottom of the second side wall, the second side wall is provided with a fifth notch formed by downwards sinking the top of the second side wall, and the second opening is formed by the second notch arranged on the second side wall and the fifth notch arranged on the second side wall together.

10. An adaptor according to claim 9, wherein: the third side wall is provided with a third notch formed by upwards sinking the bottom of the third side wall, the third side wall is provided with a sixth notch formed by downwards sinking the top of the third side wall, and the third opening is formed by the third notch arranged on the third side wall and the sixth notch arranged on the third side wall together.

11. An adaptor according to claim 9, wherein: the depth of the second notch upwards sunk from the bottom of the second side wall is deeper than the depth of the first notch upwards sunk from the bottom of the first side wall, and the depth of the fifth notch downwards sunk from the top of the second side wall is deeper than the depth of the fourth notch downwards sunk from the top of the first side wall.

12. The utility model provides a tumour electric field therapeutic instrument, includes electric field generator and a plurality of pairs of electrode paster, its characterized in that: further comprising an adapter according to any of claims 1 to 11, the electrode patch being provided with a cable connector for plugging with the socket.