CN114305670B - Electrode needle fixing device and operation method thereof - Google Patents

Abstract

An electrode needle fixing device and an operation method thereof, the electrode needle fixing device comprises a needle body connection part and a fixing seat, the needle body connection part includes a tension part, and the tension part is configured to connect the electrode needle, which comprises a first connection end and a fixing seat. the second connection end; the fixing base includes a first adjustment mechanism and a second adjustment mechanism arranged in parallel and at intervals, and the first adjustment mechanism and the second adjustment mechanism are arranged on the fixing base; wherein, the first connection end and the second connection end The first adjusting mechanism and the second adjusting mechanism are respectively connected with the fixing base, and the tensioning degree of the tensioning part is adjusted by the first adjusting mechanism and the second adjusting mechanism. The electrode needle fixing device can effectively lock the electrode needle and prevent the electrode needle from sliding out of the fixing device.

Description

Electrode needle fixing device and operation method thereof

technical field

Embodiments of the present disclosure relate to an electrode needle fixing device and an operating method thereof.

Background technique

Irreversible electroporation is a new type of tissue ablation method, that is, by using high-voltage electrical pulses to generate irreversible nano-sized pores on the surface of cell membranes, resulting in cell necrosis or apoptosis, and is mostly used for tumor or benign proliferative tissue ablation. In this process, the fixation performance of the electrode needle fixing device will affect the therapeutic effect of irreversible electroporation. Therefore, optimizing the design of the electrode needle fixing device has become an important research direction in this field.

SUMMARY OF THE INVENTION

At least one embodiment of the present disclosure provides an electrode needle fixing device, the electrode needle fixing device includes a needle body connecting part and a fixing seat, the needle body connecting part includes a tensioning part, and the tensioning part is configured to connect the electrode needle, which includes a first a connecting end and a second connecting end; the fixing base includes a first adjusting mechanism and a second adjusting mechanism arranged in parallel and spaced apart, and the first adjusting mechanism and the second adjusting mechanism are arranged on the fixing base; wherein, the first connecting end and the first adjusting mechanism The two connecting ends are respectively connected with the fixed seat through the first adjustment mechanism and the second adjustment mechanism, and the tension degree of the tensioning portion is adjusted through the first adjustment mechanism and the second adjustment mechanism.

For example, in the electrode needle fixing device provided in at least one embodiment of the present disclosure, the fixing base includes a first fixing base and a second fixing base, wherein the first fixing base and the second fixing base are juxtaposed and arranged at intervals, and the first adjusting mechanism and the second adjusting mechanism are respectively arranged on the first fixing base and the second fixing base.

For example, the electrode needle fixing device provided by at least one embodiment of the present disclosure further includes: at least one flexible connection part, wherein each of the at least one flexible connection part includes a first connection part and a second connection opposite to the first connection part The first connecting part is connected with the first fixing base, and the second connecting part is connected with the second fixing base.

For example, in the electrode needle fixing device provided by at least one embodiment of the present disclosure, at least one flexible connecting portion includes a first flexible connecting portion and a second flexible connecting portion that are juxtaposed and spaced apart, and the first fixing base includes a first fixing end and a second flexible connecting portion. a second fixed end opposite to the fixed end, the second fixed seat includes a third fixed end and a fourth fixed end opposite to the third fixed end; the first connecting part of the first flexible connecting part is fixed on the first fixed end, the second fixed end The second connection part of a flexible connection part is fixed to the fourth fixed end, the first connection part of the second flexible connection part is fixed to the second fixed end, and the second connection part of the second flexible connection part is fixed to the third fixed end.

For example, in the electrode needle fixing device provided by at least one embodiment of the present disclosure, the tensioning portion includes a tensioning cord.

For example, in the electrode needle fixing device provided in at least one embodiment of the present disclosure, the first adjustment mechanism includes: an adjustment base, disposed on the first fixed base; and an adjustment portion, disposed on a side of the adjustment base away from the first fixed base , configured to fix the first connection end.

For example, in the electrode needle fixing device provided in at least one embodiment of the present disclosure, the adjustment portion includes an adjustment knob, which is configured to allow the tensioning portion to be wound around the adjustment knob to adjust the degree of tension of the tensioning portion.

For example, in the electrode needle fixing device provided by at least one embodiment of the present disclosure, the adjustment part further includes: a gear and a reset switch, wherein the gear is arranged on the adjustment base, and the adjustment knob is connected with the gear and can drive the gear to rotate; the reset switch is configured as Interfere with or loosen the gears to restrain or reset the gears.

For example, in the electrode needle fixing device provided in at least one embodiment of the present disclosure, the adjustment part further includes: a reset switch fixing block, which is fixedly connected to the adjustment base; an elastic connector and a fixed shaft; wherein, the middle part of the reset switch is connected to the reset switch through the fixed shaft. The switch fixing block is connected, and one end of the reset switch is connected with the reset switch fixing block through an elastic connecting piece, and is configured to interfere or loosen the gear.

For example, in the electrode needle fixing device provided by at least one embodiment of the present disclosure, the structure of the second adjustment mechanism is the same as that of the first adjustment mechanism.

For example, in the electrode needle fixing device provided in at least one embodiment of the present disclosure, the first fixing base includes: a sliding groove extending in a direction from the first fixing end to the second fixing end, the adjustment base is slidably connected to the sliding groove, and is configured to be able to slide along the sliding groove. The chute moves.

For example, in the electrode needle fixing device provided in at least one embodiment of the present disclosure, the chute includes a plurality of sink holes arranged on the bottom surface of the chute, and the plurality of sink holes are arranged at intervals along the extending direction of the chute; the adjustment base also It includes a sliding part, the sliding part protrudes from the side of the adjustment base away from the adjustment part; the sliding part is configured to be able to sink into the sinking hole during the sliding process of the adjustment base along the chute, and can be disengaged from the sinking hole when an external force is applied hole.

For example, in the electrode needle fixing device provided by at least one embodiment of the present disclosure, the first fixing seat further includes: a scale portion, which is disposed on at least one side of the chute.

For example, in the electrode needle fixing device provided by at least one embodiment of the present disclosure, the needle body connecting portion further includes: a fixing portion configured to fix the electrode needle and including a groove for accommodating the tensioning portion, so that the tensioning portion can pass through the groove Apply force to the fixed part.

For example, in the electrode needle fixing device provided by at least one embodiment of the present disclosure, the fixing part includes a clip-type structure, wherein the clip-type structure includes a first needle body clip, a second needle body clip and a torsion spring, wherein the first needle body clip The needle body head clamp and the second needle body clamp head are connected by a torsion spring, and are configured to clamp the electrode needle; the groove is arranged in the first needle body clamp head or the second needle body clamp head.

For example, the electrode needle fixing device provided by at least one embodiment of the present disclosure further includes a needle body setting frame, wherein the needle body setting frame includes: a hanger support mechanism configured to be retractable; a needle body hanger connected to the hanger support mechanism , configured as a dangling electrode needle.

For example, in the electrode needle fixing device provided in at least one embodiment of the present disclosure, the needle body setting rack further includes: an electrode needle wire, including a first wire end and a second wire end, wherein the first wire end is configured to be connected to the electrode needle, and the first wire end is configured to be connected to the electrode needle. The second wire end is configured to be connected with the needle body hanger, and its position on the needle body hanger is adjustable.

For example, in the electrode needle fixing device provided in at least one embodiment of the present disclosure, the needle body hanger includes a plurality of fixing grooves, which are arranged on the needle body hanger at intervals and configured to limit the position of the second wire end; and a plurality of resistive elements, They are respectively arranged in a plurality of fixing grooves.

For example, in the electrode needle fixing device provided in at least one embodiment of the present disclosure, the needle body hanger is U-shaped, and the plurality of fixing grooves are arranged on the needle body hanger in a U-shape.

For example, at least one embodiment of the present disclosure further provides an operation method of an electrode needle fixing device, the method comprising: connecting the first connection end and the second connection end of the tensioning part to the fixing device through the first adjustment mechanism and the second adjustment mechanism, respectively. The base is connected, the electrode needle is fixed between the first connection end and the second connection end of the tension part, and the first adjustment mechanism and the second adjustment mechanism are used to adjust the tension degree of the tension part, so as to exert an effect on the electrode needle force.

Description of drawings

In order to explain the technical solutions of the embodiments of the present disclosure more clearly, the accompanying drawings of the embodiments will be briefly introduced below. Obviously, the drawings in the following description only relate to some embodiments of the present disclosure, rather than limit the present disclosure. .

FIG. 1 is a front view of an electrode needle fixing device provided by at least one embodiment of the present disclosure;

2 is a schematic structural diagram of an electrode needle fixing device provided by at least one embodiment of the present disclosure;

3 is a schematic diagram of an adjustment mechanism in an electrode needle fixing device provided by at least one embodiment of the present disclosure;

4 is a top view of an electrode needle fixing device provided by at least one embodiment of the present disclosure;

5 is a top view of an adjustment mechanism in an electrode needle fixing device provided by at least one embodiment of the present disclosure;

6 is a schematic diagram of a fixing seat in an electrode needle fixing device provided by at least one embodiment of the present disclosure;

7 is a cross-sectional view of a fixing seat in an electrode needle fixing device provided by at least one embodiment of the present disclosure;

Fig. 8 is a partial enlarged view of the fixing base provided in Fig. 7;

9 is a schematic diagram of a fixing portion of an electrode needle fixing device provided in at least one embodiment of the present disclosure; and

FIG. 10 is another schematic structural diagram of the electrode needle fixing device provided by at least one embodiment of the present disclosure.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure. Obviously, the described embodiments are some, but not all, embodiments of the present disclosure. Based on the described embodiments of the present disclosure, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the protection scope of the present disclosure.

Unless otherwise defined, technical or scientific terms used in this disclosure shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. As used in this disclosure, "first," "second," and similar terms do not denote any order, quantity, or importance, but are merely used to distinguish the various components. "Comprises" or "comprising" and similar words mean that the elements or things appearing before the word encompass the elements or things recited after the word and their equivalents, but do not exclude other elements or things. Words like "connected" or "connected" are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "Down", "Left", "Right", etc. are only used to represent the relative positional relationship, and when the absolute position of the described object changes, the relative positional relationship may also change accordingly.

The inventors of the present disclosure found in their research that in the process of using electrode needles for minimally invasive surgery, traditional fixation devices often cannot fit different body surface structures; in addition, due to the electrical pulses released by the electrode needles during the operation It will cause severe muscle shaking, making the electrode needle slip out easily during the shaking process, thus affecting the operation effect.

At least one embodiment of the present disclosure provides an electrode needle fixing device and an operation method thereof. The electrode needle fixing device includes a needle body connecting part and a fixing seat, the needle body connecting part includes a tensioning part, and the tensioning part is configured to connect the electrode needle, It includes a first connection end and a second connection end; the fixed seat includes a first adjustment mechanism and a second adjustment mechanism arranged in parallel and at intervals, and the first adjustment mechanism and the second adjustment mechanism are arranged on the fixed seat; wherein, the first adjustment mechanism and the second adjustment mechanism The connection end and the second connection end are respectively connected with the fixed seat through the first adjustment mechanism and the second adjustment mechanism, and the tension degree of the tensioning portion is adjusted through the first adjustment mechanism and the second adjustment mechanism.

The electrode needle fixing device provided by the embodiment of the present disclosure can effectively fix the electrode needle, so that the electrode needle is not easily dislodged during the operation process, thereby enhancing the operation effect.

The electrode needle fixing device and the operation method thereof provided by the embodiments of the present disclosure will be described below through several specific embodiments.

FIG. 1 is a front view of an electrode needle fixing device provided by at least one embodiment of the present disclosure; FIG. 2 is a schematic three-dimensional structural diagram of an electrode needle fixing device provided by at least one embodiment of the present disclosure.

For example, as shown in FIGS. 1-2 , the electrode needle fixing device includes a needle body connecting part 100 and a fixing base 200 , the needle body connecting part 100 includes a tensioning part 101 , and the tensioning part 101 is configured to connect the electrode needle A, which includes The first connection end 102 and the second connection end 103 , for example, the electrode needle A may be connected between the first connection end 102 and the second connection end 103 . The fixing base 200 includes a first adjusting mechanism 201 and a second adjusting mechanism 202 arranged in parallel and spaced apart, and the first adjusting mechanism 201 and the second adjusting mechanism 202 are arranged on the fixing base 200; for example, the first connecting end 102 and the second adjusting mechanism 202 The connection end 103 is connected to the fixed seat 200 through the first adjustment mechanism 201 and the second adjustment mechanism 202 respectively, and the tension degree of the tensioning portion 101 is adjusted through the first adjustment mechanism 201 and the second adjustment mechanism 202, so that the tension can be changed. The force applied by the part 101 to the electrode needle A.

For example, in some examples of the present disclosure, as shown in FIG. 2 , the fixing base may include a first fixing base 203 and a second fixing base 204 , and the first fixing base 203 and the second fixing base 204 may be arranged side by side and at intervals; For example, the first adjusting mechanism 201 and the second adjusting mechanism 202 are respectively disposed on the first fixing base 203 and the second fixing base 204, so that the two-way adjustment of the tensioning part 101 can be realized.

It should be noted that, in some examples of the present disclosure, for example, the first fixing base and the second fixing base may be arranged in parallel or at intervals that are not parallel; for example, between the first fixing base and the second fixing base The spacing distance between the two can also be changed, that is, the spacing distance between the first fixed seat and the second fixed seat can be adjusted; the above can be flexibly adjusted according to actual needs to adapt to different application scenarios.

For example, in some examples of the present disclosure, as shown in FIGS. 1-2 , the electrode needle fixing device may further include at least one flexible connection part 300 , and each of the at least one flexible connection part 300 includes a first connection part 301 and a A second connection portion 302 opposite to the first connection portion. For example, the first connecting part 301 can be connected with the first fixing base 203 , and the second connecting part 302 can be connected with the second fixing base 204 . In some embodiments, for example, the first connecting portion 301 may also be connected to the second fixing base 204 , and the second connecting portion 302 may also be connected to the first fixing base 203 , which is not limited in the embodiments of the present disclosure. By arranging a flexible connection part in the electrode needle fixing device, during the use of the electrode needle fixing device, the flexible connection part can be used to attach and bind to different forms of targets, such as the body surface, so that the device can be attached to different The morphological body surface structure increases the application range of the fixation device and also enhances the fixation effect of the device.

For example, in some examples of the present disclosure, as shown in FIG. 2 , at least one flexible connection part 300 in the electrode needle fixing device may include a first flexible connection part 303 and a second flexible connection part 304 arranged in parallel and spaced apart. A fixing base 203 includes a first fixing end 205 and a second fixing end 206 opposite to it, and the second fixing base 204 includes a third fixing end 207 and a fourth fixing end 208 opposite to it; The first connecting portion 3031 can be fixed on the first fixed end 205, the second connecting portion 3032 of the first flexible connecting portion 303 can be fixed on the fourth fixed end 208, and the first connecting portion 3041 of the second flexible connecting portion 304 can be fixed on the fourth fixed end 208. The second fixed end 206 and the second connecting portion 3042 of the second flexible connecting portion 304 can be fixed to the third fixed end 207 . Thus, the first fixing seat 203 , the second fixing seat 204 , the first flexible connecting portion 303 and the second flexible connecting portion 304 form a quadrilateral fixing structure as a whole. 304 is connected with the first fixing seat 203 and the second fixing seat 204 two by two, which can enhance the structural stability of the needle body fixing device, and is conducive to setting it in different body surface environments for operation, and also improves the operation of the needle body at the same time. Able to synchronously adapt to changes in body surface morphology.

For example, the first flexible connection part 303 and the second flexible connection part 304 may be flexible straps, and the first connection part 3031 and the second connection part 3032 of the first flexible connection part are the For the fixed part of the fixing base 203 and the second fixing base 204, the positions of the first connecting part 3031 and the second connecting part 3032 on the first flexible connecting part 303 can be adjusted according to the requirements; similarly, the second flexible connecting part The first connecting part 3041 and the second connecting part 3042 of the part 304 are the parts of the second flexible connecting part 304 for fixing with the first fixing seat 203 and the second fixing seat 204. According to the requirements, the first connecting part 3041 and the second connecting part 304 The position of the connecting portion 3042 on the second flexible connecting portion 304 is adjustable.

It should be noted that, in some examples of the present disclosure, for example, the connection ends of the first flexible connecting portion 303 and the second flexible connecting portion 304 and the first fixing base 203 and the second fixing base 204 can be adjusted according to the actual situation, For example, the first connection part 3031 of the first flexible connection part 303 can be fixed to the second fixed end 206 , the second connection part 3032 of the first flexible connection part 303 can be fixed to the third fixed end 207 , and the second flexible connection part 304 The first connecting portion 3041 of the first connecting portion 3041 can be fixed to the first fixed end 205, and the second connecting portion 3042 of the second flexible connecting portion 304 can be fixed to the fourth fixed end 208; the embodiment of the present disclosure does not limit this.

For example, in some examples of the present disclosure, the tensioning part 101 may include a tensioning rope, or any device that can be easily connected to the fixing base and can perform a tensioning operation, which is not limited by the embodiment of the present disclosure. For example, the tension cord may be made of an elastic material or an inelastic material that can provide a certain degree of tension, which is not limited in the embodiments of the present disclosure. For example, a tension cord made of elastic nylon tape can be used. When the first connection end 102 and the second connection end 103 of the tension part 101 are connected to the fixing base 200 through the first adjustment mechanism 201 and the second adjustment mechanism 202 respectively, and After being fixed by the first adjustment mechanism 201 or the second adjustment mechanism 202, the electrode needle A can be pressed or pulled out directly through the fixing part 120 (described in detail later) during the operation; It can also be made of cotton thread, that is, when the electrode needle A is pressed or pulled out through the fixing part 120, the first adjustment mechanism 201 or the second adjustment mechanism 202 can be used for auxiliary adjustment at the same time to ensure the operation effect.

For example, FIG. 3 is a schematic diagram of an adjustment mechanism in an electrode needle fixing device provided by at least one embodiment of the present disclosure; FIG. 4 is a top view of an electrode needle fixing device provided by at least one embodiment of the present disclosure; Top view of the adjustment mechanism.

For example, the first adjustment mechanism 201 and the second adjustment mechanism 202 may have substantially the same mechanism. In the following, the first adjustment mechanism 201 is taken as an example for introduction.

For example, in some examples of the present disclosure, as shown in FIGS. 2-3 , the first adjustment mechanism 201 includes an adjustment base 2011 and an adjustment part 2012 , for example, the adjustment base 2011 can be disposed on the first fixing base 203 ; the adjustment part The 2012 can be disposed on the side of the adjustment base 2011 away from the first fixing base 203 , and is configured to fix the first connecting end 102 .

For example, in some examples of the present disclosure, as shown in FIGS. 3-4, the adjustment portion 2012 includes an adjustment knob 2013 configured to allow the tensioning portion 101, such as a tension cord, to be wound around the adjustment knob 2013 to adjust the tension The degree of tension of the tension part 101 . For example, the adjustment knob 2013 can be rotated relative to the adjustment base 2011 so that the tension cord is wrapped around the adjustment knob 2013 .

For example, in some examples of the present disclosure, as shown in FIGS. 3-4 , the adjustment knob 2013 of the first adjustment mechanism 201 includes a protruding shaft 2021 , for example, the first connection end 102 of the tensioning portion 101 may be formed as a loop so that it can be sleeved on the protruding shaft 2021 of the first adjustment mechanism 201, and is tightly wound on the adjustment knob 2013 by the rotation of the adjustment knob 2013; similarly, the adjustment knob of the second adjustment mechanism 202 may also include The protruding shaft 2021, the second connecting end 103 of the tensioning part 101 can be formed into a ring shape, so that it can be sleeved on the protruding shaft 2021 on the second adjusting mechanism 202, and can be rotated on the adjusting knob 2013 by the adjusting knob 2013. Fasten tightly. The tensioning portion 101 is locked by at least one of the first adjusting mechanism 201 and the second adjusting mechanism 202, so that the effect of pressing the electrode needle A fixed thereon can be achieved.

For example, in some examples of the present disclosure, the connection manner of the adjusting part 2012 and the tensioning part 101 can also be adjusted appropriately according to the actual situation. For example, the structure of the adjusting knob 2013 can be transformed into a perforated type. Threaded fixation may be performed; embodiments of the present disclosure are not limited thereto.

For example, in some examples of the present disclosure, as shown in FIG. 3 , the adjusting part 2012 may further include a gear 2014 and a reset switch 2015 , the gear 2014 is provided on the adjusting base 2011 , and the adjusting knob 2013 is connected with the gear 2014 , such as fixedly connected, And can drive the gear 2014 to rotate; the reset switch 2015 is configured to interfere or loosen the gear 2014 to limit or reset the gear 2014 .

For example, in some examples of the present disclosure, as shown in FIG. 3 , the adjustment part 2012 further includes a reset switch fixing block 2016 , an elastic connecting member 2017 and a fixing shaft 2018 . The reset switch fixing block 2016 is fixedly connected with the adjustment base 2011, for example, it can be fixed by bolts; the middle of the reset switch 2015 is connected with the reset switch fixing block 2016 through the fixed shaft 2018, so that the reset switch 2015 can rotate around the fixed shaft 2018 , the first end 20161 of the reset switch 2015 is connected with the reset switch fixing block 2016 through the elastic connecting piece 2017 , and the first end 20161 is configured to interfere or loosen the gear 2014 . For example, the elastic connector 2017 may be a spring or the like.

For example, in some examples of the present disclosure, as shown in FIGS. 3 and 5 , the reset switch 2015 can be rotated around the fixed axis 2018 , and when the gear 2014 is rotated in a clockwise direction, it is indicated that the tensioning portion 101 will adjust the adjustment knob 2013 to The tensioning part 101 performs the locking process. At this time, each tooth of the gear 2014 can be interfered by the first end 20161 after passing through the first end 20161 of the reset switch 2015, so as to limit the reverse rotation of the gear 2014, thereby maintaining the The tensioning state of the tensioning portion 101; when the operation requirements are met, for example, after the tensioning portion 101 is adjusted to the required tensioning state, the reset switch 2015 can be rotated counterclockwise around the fixed shaft 2018, so that the The elastic connector 2017, such as a spring, is pressed by the reset switch 2015 to reserve a space for the gear 2014 to rotate counterclockwise, so as to realize a one-key reset, and the tensioning part 101 changes from a locked state to a loose state.

For example, in some examples of the present disclosure, as shown in FIG. 3 , an adjustment cover 2019 may also be provided on the adjustment base 2011 , and the adjustment cover 2019 shields and covers the components of the adjustment part 2012 except the adjustment knob 2013 , so as to achieve beautification At the same time, a plurality of operating components can also be prevented from being directly exposed to the outside, which is beneficial to realize the maintenance of the components and prevent damage.

For example, in some examples of the present disclosure, as shown in FIG. 3 , an operation lever 2020 may also be provided on the reset switch 2015 , and the gear 2014 can be reset by directly toggling the operation lever 2020 , thereby improving the convenience of operation.

For example, in some examples of the present disclosure, when the adjustment cover 2019 is provided, since the reset switch 2015 is covered, an opening structure can be added on the adjustment cover 2019 to extend the operation lever 2020 on the reset switch 2015 to the adjustment cover In addition to 2019; for example, the trend of the opening structure can also be designed according to the rotation direction of the reset switch 2015, so as to provide movement space for the operating lever 2020.

For example, in some examples of the present disclosure, the structures of the second adjusting mechanism 202 and the first adjusting mechanism 201 are basically the same, and the structures of the first fixing base 203 and the second fixing base 204 are also basically the same. By designing the same structure, the operation can be simplified and the development cost of the adjustment structure can be reduced.

For example, FIG. 6 is a schematic diagram of a fixing seat in an electrode needle fixing device provided by at least one embodiment of the present disclosure; FIG. 7 is a cross-sectional view of a fixing seat in an electrode needle fixing device provided by at least one embodiment of the present disclosure;

FIG. 8 is a partial enlarged view of the fixing seat provided in FIG. 7 at the position A1. In the following, the first fixing seat 203 is used as an introduction.

For example, in some examples of the present disclosure, as shown in FIG. 6 , the first fixing base 203 may include a sliding slot 2031 extending in the direction from the first fixing end 205 to the second fixing end 206 , and the first adjusting mechanism The adjustment base 2011 of the 201 is slidably connected to the chute 2031 and is configured to move along the chute 2031 . Through the chute 2031 and the first adjustment mechanism 201, the operation position of the electrode needle can be moved as required during operation, which enhances the convenience of operation.

For example, in some examples of the present disclosure, as shown in FIG. 6 , the number of the adjusting parts 2012 placed in the chute 2031 may be multiple, and two are shown as an example in the figure; for example, when more or more When there are few operating electrode needles, the number of the adjusting parts 2012 can also be adjusted according to the requirements, which is not limited in the present disclosure.

For example, in some examples of the present disclosure, as shown in FIG. 7 , the chute 2031 may include a plurality of countersunk holes 2032 , for example, the plurality of countersunk holes 2032 are provided on the bottom surface of the chute 2031 along the chute 2031 are arranged at intervals in the extension direction. The adjusting base 2011 further includes a sliding portion 2033, and the sliding portion 2033 protrudes from the side of the adjusting base 2011 away from the adjusting portion 2012, that is, the lower side in the figure. For example, the sliding portion 2033 can be provided in the adjusting base 2011 and protrude. on the bottom. The sliding part 2033 is configured to sink into the sink hole 2032 during the sliding process of the adjustment base 2011 in the sliding slot 2031 , and to come out of the sink hole 2032 under the application of external force. Therefore, in the process of operating multiple electrode needles at the same time, the position of the adjustment base 2011 on the chute 2031 can be changed according to the distance between the electrode needles, and the sliding portion 2033 can be fixed through the sink hole 2032 .

For example, in some examples of the present disclosure, as shown in FIG. 8 , the adjustment base 2011 may further include a plunger 2036 and a plunger spring 2035, for example, the plunger spring 2035 is disposed in the hollow cavity of the plunger 2036, and the plunger One end of the spring 2035 is connected to the sliding portion 2033 and is configured to press against the sliding portion 2033 in a direction away from the adjusting portion 2012 , so that the sliding portion 2033 protrudes from the side of the adjusting base 2011 away from the adjusting portion 2012 . For example, the sliding part 2033 can be designed to be spherical, so that when the adjusting part 2012 moves, the sliding part 2033 can roll along with the elastic force of the plunger spring 2035; for example, the opening diameter of the plunger 2036 is smaller than the diameter of the sliding part 2033, Thus, it is ensured that the sliding portion 2033 will not be detached from the plunger 2036 .

It should be noted that the spacing of the plurality of sink holes 2032 can be designed according to the density of the required fixing positions of the electrode needles, which is not limited in the present disclosure.

For example, in some examples of the present disclosure, as shown in FIG. 6 , the first fixing base 203 may further include a scale portion 2034 , and the scale portion 2034 is disposed on at least one side of the chute 2031 . For example, scale portions 2034 may be provided on both sides of the chute 2031 . For example, in some examples, as shown in FIG. 6 , the scale portions 2034 on both sides of the chute 2031 define the chute 2031 . By adding a scale portion 2034, during the movement of the electrode needles, the scale portion 2034 can provide accurate scale indications, thereby determining the spacing of each electrode needle. For example, the scale portion 2034 can be fixed to the first fixing base 203 by screws, wherein the number and position of the screws can be determined according to the length of the scale portion 2034 and the like. For example, in the example shown in FIG. 6 , each scale portion 2034 is fixed to the first fixing seat 203 by two screws.

For example, in some examples of the present disclosure, the scale portion 2034 may include a scale plate or a flexible scale bar, etc.; The disclosed embodiments are not limited in this regard.

For example, in some embodiments, as shown in FIG. 1 , the needle body connecting portion 100 may further include a fixing portion 120 , and the fixing portion 120 is configured to fix the electrode needle A. As shown in FIG. FIG. 9 is a schematic diagram of the fixing part 120 in the electrode needle fixing device provided by at least one embodiment of the present disclosure. In some examples of the present disclosure, as shown in FIG. 9 , the fixing part 120 may include a groove 108 for accommodating the tensioning part 101 , at this time, the tensioning part 101 passes through the groove 108 to apply force to the fixing part 120 through the groove 108 . For example, when the tensioning part 101 is tensioned by the first adjusting mechanism 201 and the second adjusting mechanism 202 connected at both ends, the tensioning part 101 can press the fixing part 120 against the surface of the operation object through the groove 108 , thereby Locking the electrode needle fixed by the fixing portion 120 can also prevent the electrode needle from slipping out during the shaking process, thereby affecting the operation effect.

For example, in some examples of the present disclosure, as shown in FIG. 9 , the fixing portion 120 includes a clip-type structure, for example, the clip-type structure may include the first needle body collet 105 , the second needle body collet 106 and the torsion spring 107 , the first needle clip 105 and the second needle body clip 106 are connected by a torsion spring 107 to clamp the electrode needle between the first needle clip 105 and the second needle body clip 106 . For example, grooves 108 are provided in the first needle collet 105 and the second needle collet 106 . For example, the groove 108 penetrates the first needle body collet 105 and the second needle body collet 106 , and when in use, the tensioning portion 101 can pass through the groove 108 and apply force to the bottom surface of the groove 108 . By designing the fixing portion 120 of the clip-type structure, the orientation of each electrode needle can be kept in a predetermined direction, so that it can be adapted to the electrode needle with selectivity.

FIG. 10 is another schematic structural diagram of the electrode needle fixing device provided by at least one embodiment of the present disclosure. For example, in some examples of the present disclosure, as shown in FIG. 10 , the electrode needle fixing device may further include a needle body setting frame, and the needle body setting frame includes a hanger support mechanism 109 and a needle body hanger 110 , and the hanger support structure 109 It is configured to be retractable; the needle body hanger 110 is connected to the hanger support mechanism 109 and is configured to suspend the electrode needle. For example, the hanger support mechanism 109 can move in the lateral and vertical directions close to or away from the fixing base 200, so as to facilitate distance adjustment during use; the needle hanger 110 can hang each electrode needle, so as to facilitate the control The state of the electrode needles, and the selection and manipulation of each electrode needle is convenient.

For example, in some examples of the present disclosure, as shown in FIG. 10 , the needle body setting frame in the electrode needle fixing device further includes an electrode needle wire 111 , and the electrode needle wire 111 includes a first wire end 1111 and a second wire end 1112 . The wire end 1111 is connected to the electrode needle, and the second wire end 1112 is connected to the needle body hanger 110 , and its position on the needle body hanger 110 is adjustable. Therefore, the position of the electrode needle thread can be changed according to the requirements, and the position of the electrode needle thread 111 on the needle body hanger 110 is convenient for operation.

For example, in some examples of the present disclosure, as shown in FIG. 10 , the needle body hanger 110 may include a plurality of fixing grooves 112 and a plurality of resistive members 113 , and the plurality of fixing grooves 112 are arranged on the needle body hanger 110 at intervals , configured to limit the position of the second wire end 1112 . The plurality of resistive elements 113 are respectively disposed in the plurality of fixing grooves 112 . By arranging a plurality of fixing grooves 112, different position fixing requirements can be met, and by arranging the resistive member 113 in the fixing grooves 112, the frictional force between the electrode needle thread 111 and the fixing groove 112 can be increased, so that the electrode needle thread 111 is not easy to be Sliding out of the fixing groove 112 prevents the electrode needle from being lost and the electrode needle slipping off and causing injury to the user, thereby improving the safety of the device.

For example, in some examples of the present disclosure, as shown in FIG. 10 , for example, the needle body hanger 110 is U-shaped, and the plurality of fixing grooves 112 are arranged on the needle body hanger 110 in a U-shape. As a result, the arrangement density of the electrode needles can be increased, and it is convenient to suspend and use a plurality of electrode needles in a small range.

For example, in some examples of the present disclosure, the shape of the needle body hanger 110 may also be designed in various shapes such as an open polygon or an arc, which is not limited by the embodiments of the present disclosure.

For example, in other examples of the present disclosure, the needle body hanger 110 can also be designed as a structure in which the fixed slider is matched with the connecting slider. For example, the connection slide rail can be the same shape as the needle body hanger 110; a plurality of fixed slide blocks are slidably arranged on the connection slide rail and are configured to be connected with the second wire end 1112 of the electrode needle thread 111, so that the fixed slide blocks can be connected to each other during the connection. Sliding and fixing on the slide rail can adjust the position of the electrode needle. This structure can also simplify the operation of changing the position of the electrode needle thread 111 on the needle body hanger 110, thereby enhancing convenience.

At least one embodiment of the present disclosure further provides an operation method of an electrode needle fixing device, such as the electrode needle fixing device provided in the embodiment of the present disclosure. Referring to FIG. 1 and FIG. 2 , the operation method may include: The first connection end 102 and the second connection end 103 of the tensioning part 101 are connected to the fixing base 200 through the first adjusting mechanism 201 and the second adjusting mechanism 202 respectively, and the electrode needle A is fixed on the first connection end of the tensioning part 101 102 and the second connecting end 103, and then the first adjusting mechanism 201 and the second adjusting mechanism 202 are used to adjust the tension of the tensioning portion 101, so as to exert a force on the electrode needle A.

For example, in some embodiments, the fixing base 200 in the electrode needle fixing device may include a first fixing base 203 and a second fixing base 204 arranged side by side and spaced apart; and at least one flexible connecting portion 300 , such as a parallel and spaced arrangement The first flexible connection part 303 and the second flexible connection part 304 . At this time, the first connection part 3031 of the first flexible connection part 303 can be fixed to the first fixed end 205, and the second connection part 3032 of the first flexible connection part 303 can be fixed to the fourth fixed end 208; The first connecting portion 3041 of the portion 304 is fixed to the second fixed end 206 , and the second connecting portion 3042 of the second flexible connecting portion 304 is fixed to the third fixed end 207 . Thus, a quadrangular fixing structure formed by connecting the first fixing base 203 , the second fixing base 204 , the first flexible connecting portion 303 and the second flexible connecting portion 304 can be formed. For example, the first flexible connecting portion 303 and the second flexible connecting portion 304 can be used to fix the target object, such as the body surface, so as to fix the electrode needle fixing device at the desired operating position.

For example, in some examples of the present disclosure, referring to FIG. 10 , the hanger support mechanism 109 can be telescopically adjusted to a suitable operating position according to operational needs, and then the second wire end 1112 of the electrode needle thread 111 is clamped in the needle body hanger 110 In the fixing groove 112 of the , the electrode needle is suspended vertically at this time; then the first flexible connecting part 303 and the second flexible connecting part 304 are attached to the surface of the operation object, for example, they can be adjusted to suitable operation by performing operations such as overall rotation status.

For example, in some examples of the present disclosure, referring to FIGS. 1 , 2 and 3 , the electrode needle A can be clamped in a predetermined direction by the fixing part 120 ; for example, the first connection end 102 of the tensioning part 101 can be wound around and fixed On the first adjusting mechanism 201, after the middle of the tensioning portion 101 is caught in the groove 108 on the fixing portion 120, the second connecting end 103 is wound and fixed on the second adjusting mechanism 202; for example, a protruding shaft can be used 2021 fixes the two ends of the tensioning part 101, and then wraps it to enhance the fixing effect of the tensioning part 101 and prevent it from falling off during the operation.

For example, in some examples, referring to FIGS. 2 , 3 and 9 , at least one of the first adjustment mechanism 201 and the second adjustment mechanism 202 may be used to adjust the degree of tension of the tensioning portion 101 , for example, the adjustment portion may be The adjustment knob 2013 on the 2012 rotates in the direction against the elastic connector 2017, at this time the tensioning part 101 is tensioned, and the electrode needle A in the middle is pressed against the surface of the operation object through the groove 108; Rotate the reset switch in the opposite direction of the adjustment knob 2013, so that the gear 2014 on the adjustment knob is released, and then the tensioning part 101 is released.

For example, in some examples, as shown in FIG. 2 , FIG. 6 and FIG. 8 , by changing the position of the first adjusting mechanism 201 in the first fixing seat 203 , the spacing of each electrode needle during operation can be changed. For example, the first adjustment mechanism 201 can be slid in the chute 2031 while recording the size of the scale portion 2034 that has been slid; when the first adjustment mechanism 201 slides to the desired position, the sliding portion 2033 is sunk into the sink hole 2032 , and then achieve fixation; when the operation is completed or the distance between each electrode needle needs to be changed, for example, a further force can be applied to the first adjustment mechanism 201 to make the sliding part 2033 come out from the sink hole 2032, and slide and fix again .

During the operation of the electrode needle fixing device provided by the embodiment of the present disclosure, the first flexible connecting part and the second flexible connecting part can be used to bind the target object according to different situations, The adjustment of the distance between them, and the adjustment of the degree of tension of the tensioning portion through the first adjustment mechanism and/or the second adjustment mechanism, can effectively fix the electrode needle, for example, fix the electrode needle to the target, so that the The electrode needle is not easy to come out during the operation, thereby enhancing the operation effect.

There are a few more points to note:

(1) The accompanying drawings of the embodiments of the present disclosure only relate to the structures involved in the embodiments of the present disclosure, and other structures may refer to general designs.

(2) In the drawings for describing the embodiments of the present disclosure, the thicknesses of layers or regions are exaggerated or reduced for clarity, ie, the drawings are not drawn on actual scale.

(3) The embodiments of the present disclosure and the features in the embodiments may be combined with each other to obtain new embodiments without conflict.

The above are only specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto, and the protection scope of the present disclosure should be subject to the protection scope of the claims.

Claims (17)

1. An electrode needle fixing device comprises a needle body connecting part and a fixing seat;

the needle body connecting portion includes: a tension part configured to connect the electrode needle, wherein the tension part includes a first connection end and a second connection end;

the fixing base includes: the first adjusting mechanism and the second adjusting mechanism are arranged in parallel at intervals, wherein the first adjusting mechanism and the second adjusting mechanism are arranged on the fixed seat;

the first connecting end and the second connecting end are connected with the fixed seat through the first adjusting mechanism and the second adjusting mechanism respectively, and the tensioning degree of the tensioning part is adjusted through the first adjusting mechanism and the second adjusting mechanism;

the fixing seats comprise a first fixing seat and a second fixing seat, wherein the first fixing seat and the second fixing seat are arranged in parallel at intervals, and the first adjusting mechanism and the second adjusting mechanism are respectively arranged on the first fixing seat and the second fixing seat;

the first adjustment mechanism includes:

the adjusting base is arranged on the first fixing seat; and

the adjusting part is arranged on one side, far away from the first fixing seat, of the adjusting base and is configured to fix the first connecting end; the adjusting portion includes: an adjustment knob configured to enable the tension part to be wound around the adjustment knob to adjust a tension degree of the tension part.

2. The electrode needle fixing device of claim 1, further comprising: at least one flexible connection portion, wherein each of the at least one flexible connection portion includes a first connection portion and a second connection portion opposite to the first connection portion,

the first connecting portion is connected with the first fixing seat, and the second connecting portion is connected with the second fixing seat.

3. The electrode needle fixing device according to claim 2, wherein the at least one flexible connecting portion includes a first flexible connecting portion and a second flexible connecting portion which are juxtaposed and spaced apart,

the first fixed seat comprises a first fixed end and a second fixed end opposite to the first fixed end, the second fixed seat comprises a third fixed end and a fourth fixed end opposite to the third fixed end,

the first connecting portion of the first flexible connecting portion are fixed to the first fixed end, the second connecting portion of the first flexible connecting portion are fixed to the fourth fixed end, the first connecting portion of the second flexible connecting portion are fixed to the second fixed end, and the second connecting portion of the second flexible connecting portion are fixed to the third fixed end.

4. The electrode needle fixing device according to any one of claims 1 to 3, wherein the tension part includes a tension string.

5. The electrode needle fixing device according to claim 1, wherein the adjustment part further includes:

the gear is arranged on the adjusting base, and the adjusting knob is connected with the gear and can drive the gear to rotate; and

a reset switch configured to abut against or release the gear to restrain or reset the gear.

6. The electrode needle fixing device according to claim 5, wherein the adjustment part further comprises:

the reset switch fixing block is fixedly connected with the adjusting base;

an elastic connecting member;

a fixed shaft;

the middle part of the reset switch is connected with the reset switch fixing block through the fixing shaft, one end of the reset switch is connected with the reset switch fixing block through the elastic connecting piece, and the reset switch is configured to abut against or loosen the gear.

7. The electrode needle fixing device according to any one of claims 1 to 3, wherein the second adjustment mechanism has the same structure as the first adjustment mechanism.

8. The electrode needle fixing device according to claim 3, wherein the first fixing seat includes:

the spout, follow first stiff end reaches the direction extension of second stiff end, adjust base sliding connection in the spout, the configuration is to follow the spout removes.

9. The electrode needle fixing device according to claim 8, wherein the sliding chute includes a plurality of lower counter bores provided at a bottom surface of the sliding chute, the plurality of lower counter bores being arranged at intervals along an extending direction of the sliding chute;

the adjusting base further comprises a sliding part, and the sliding part protrudes out of one side of the adjusting base, which is far away from the adjusting part;

the sliding part is configured to be capable of sinking into the lower counter bore during sliding of the adjustment base along the sliding groove and to be capable of being pulled out of the lower counter bore under application of an external force.

10. The electrode needle fixing device of claim 8, wherein the first fixing holder further comprises:

and the scale part is arranged on at least one side of the sliding groove.

11. The electrode needle fixing device of any one of claims 1 to 3, wherein the needle body connecting part further comprises:

a fixing part configured to fix the electrode needle, including a groove receiving the tension part such that the tension part can apply force to the fixing part through the groove.

12. The electrode needle fixing device of claim 11, wherein the fixing part includes a clip-type structure, wherein the clip-type structure includes a first needle cartridge, a second needle cartridge, and a torsion spring,

wherein, first needle body chuck with the second needle body chuck passes through torsion spring connects, configures to and presss from both sides tightly the electrode needle, the recess sets up in first needle body chuck with in the second needle body chuck.

13. The electrode needle fixing device of claim 11, further comprising: the needle body sets up the frame, wherein, the needle body sets up the frame and includes:

a hanger support mechanism configured to be retractable; and

and the needle body hanging frame is connected with the hanging frame supporting mechanism and is configured to be capable of hanging the electrode needle.

14. The electrode needle fixing device as defined in claim 13, wherein the needle body installation frame further comprises:

the electrode needle line comprises a first line end and a second line end,

wherein the first wire end is configured to be connected with the electrode needle,

the second wire end is configured to connect with the needle hanger and is adjustable in position on the needle hanger.

15. The electrode needle fixing device of claim 14, wherein the needle body hanger comprises:

a plurality of fixing grooves arranged on the needle body hanger at intervals and configured to limit the position of the second line end; and

and the resistive members are respectively arranged in the fixed grooves.

16. The electrode needle fixing device according to claim 15, wherein the needle body hanger has a U-shape, and the plurality of fixing grooves are arranged on the needle body hanger in the U-shape.

17. An operating method of the electrode needle fixing device according to claim 1, comprising:

the first connecting end and the second connecting end of the tensioning part are respectively connected with the fixed seat through the first adjusting mechanism and the second adjusting mechanism,

securing an electrode needle between the first connection end and the second connection end of the tensioning portion, an

And adjusting the tensioning degree of the tensioning part by adopting the first adjusting mechanism and the second adjusting mechanism so as to apply acting force to the electrode needle.

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