CN116327277A

CN116327277A - Retractor for neurosurgery

Info

Publication number: CN116327277A
Application number: CN202310353127.0A
Authority: CN
Inventors: 许健; 刘祺; 赵冬; 朱立仓; 钱国栋; 沈晓旭; 姚帅帅
Original assignee: First Affiliated Hospital of Medical College Shihezi University
Current assignee: First Affiliated Hospital of Medical College Shihezi University
Priority date: 2023-04-04
Filing date: 2023-04-04
Publication date: 2023-06-27

Abstract

The invention provides a retractor for neurosurgery, which relates to the technical field of medical equipment and comprises the following components: the box body is provided with an equipment box on the side surface, two retracting plates are arranged at the bottom of the box body, a plurality of adjusting blocks are arranged on the upper surface of each retracting plate, and a plurality of retracting pieces are arranged at the bottom of each retracting plate; the adjusting component is arranged in the adjusting block and is used for adjusting the length of the retractor; the opening assembly is arranged between the box body and the retracting plate and is used for driving the retracting plate to move; and an extraction assembly disposed between the retractor plate and the retractor. This kind of setting through a plurality of regulating blocks and adjusting part can be according to the size of operation wound the use quantity of regulation retractor to and change the length of retractor, with the muscle of adaptation different thickness, crust tissue, the setting of cooperation extraction subassembly simultaneously can be the very first time with the blood extraction that the wound oozes, guarantee doctor's operation field of vision, but distance between two retractor plates of convenient and fast's of control through strutting the subassembly.

Description

Retractor for neurosurgery

Technical Field

The invention relates to the technical field of medical equipment, in particular to a retractor for neurosurgery.

Background

In neurosurgery, in order to obtain good operation vision, the muscles and skin tissues around the focus need to be retracted, so that a retractor is needed, and the retractor not only can help doctors to perform operations smoothly, but also can reduce pain of patients, and meanwhile, can also reduce muscle strain around the focus in the operation process.

The current retractor needs medical personnel to hold the operation to it in the whole course when using, medical personnel's hand appears the symptom of ache easily in the long-time operation in-process, thereby can lead to holding unstable condition and take place, easily influence doctor's operation effect, this country patent net discloses a retractor CN115281754A for neurosurgery, through setting up the framework, the screw rod, the knob, the slide, the connecting rod, the riser, the guide bar, recess piece and connecting block, can be comparatively convenient and fast's distance between two retractor pieces of control, thereby need not medical personnel keep a fixed posture for a long time, so be difficult to influence doctor's operation effect, through setting up structures such as spring, pull block and clamping bar, after retractor piece uses, can be comparatively convenient dismantle it and wash, but still there is certain defect in the in-process of actual use, because in the operation in-process, need confirm the size of operation incision with patient's state of illness, and when the operation wound to great, need use a plurality of retractors, so as to guarantee that doctor struts for completely, for providing the incision, can's complete, but can't carry out the normal blood of the operation, the incision has been carried out in the whole, can't have the time of carrying out the operation, the normal operation has been carried out the incision, the normal operation has been carried out, the operation has the incision has the problem that can's the operation has only has been carried out, the normal operation has been carried out, the operation has only has been limited in the incision, can not normally has been carried out the operation has.

Disclosure of Invention

The invention aims to solve the defects in the background art, provides a retractor for neurosurgery, the use quantity of the retractor can be adjusted according to the size of a surgical wound through the arrangement of a plurality of adjusting blocks and adjusting components, the length of the retractor is changed so as to adapt to muscle and skin tissues with different thicknesses, blood exuded from the wound can be extracted at the first time by matching with the arrangement of an extraction component, the surgical field of a doctor is ensured, and the distance between two retractor plates can be conveniently and rapidly controlled through an opening component.

In order to achieve the above object, the present invention provides a retractor for neurosurgery, comprising: the box body is provided with an equipment box on the side face, two retracting plates are arranged at the bottom of the box body, a plurality of adjusting blocks are arranged on the upper surface of each retracting plate, and a plurality of retracting pieces are arranged at the bottom of each retracting plate; the adjusting component is arranged in the adjusting block and is used for adjusting the length of the retracting piece; the opening assembly is arranged between the box body and the retracting plate and is used for driving the retracting plate to move; and an extraction assembly disposed between the retractor plate and the retractor for extracting blood exuded from the wound.

Further, the adjustment assembly includes: the adjusting groove is formed in the adjusting block, an adjusting rod is arranged in the adjusting groove, and the top end of the retracting piece extends into the adjusting groove and is connected with the adjusting rod; the adjusting cavity is arranged in the adjusting rod, a pull rod is arranged in the adjusting cavity, two opposite sides of the pull rod are respectively connected with a rotating rod through bearings in a matched mode, one end, away from the pull rod, of the rotating rod is connected with the clamping block through bearings in a matched mode, and the top end of the pull rod protrudes out of the upper surface of the adjusting rod; a plurality of clamping grooves which are arranged in the regulating block and communicated with the regulating grooves; and the clamping blocks are arranged on two opposite sides of the adjusting rod.

Further, the cross section size of the clamping block is matched with the cross section outline of the clamping groove, a plurality of clamping grooves are uniformly distributed in the vertical direction, and a reset spring is arranged between the bottom end of the pull rod and the adjusting cavity.

Further, the extraction assembly includes: the micropump is arranged on the side face of the box body, the bottom of the micropump is connected with two guide pipes, and the two guide pipes extend to the positions above the two retracting plates respectively and are connected with a plurality of shunt pipes; a cavity formed in the retractor plate, wherein the retractor penetrates through the cavity; the blood pumping tube is arranged in the retractor, and one end of the shunt tube extends into the cavity and is connected with the blood pumping tube.

Further, the side of the retractor is provided with a pressing groove, a pressing plate is arranged in the pressing groove, an extension plate is arranged in the cavity, one end of the extension plate extends into the pressing groove and is positioned right above the pressing plate, the pressing springs are symmetrically arranged relative to the blocking blocks, a plurality of pressing springs are arranged between the pressing plate and the pressing groove, the lower surface of the pressing plate is connected with the blocking blocks, and the bottom ends of the blocking blocks extend into the blood drawing tubes.

Further, the distractor assembly includes: the sliding rod is arranged in the box body, a fixed plate is arranged in the box body, and the sliding rod penetrates through the fixed plate; the sliding plates are symmetrically arranged on two sides of the fixed plate, and slide holes matched with the slide rods are formed in the sliding plates; the limiting grooves are formed in the bottom of the box body, the limiting grooves are symmetrically formed with respect to the fixing plate, the bottom end of the sliding plate protrudes out of the lower surface of the box body through the limiting grooves and is connected with the retracting plate, the top of the fixing plate is connected with a reset spring, and the top of the reset spring is connected with a driving plate.

Further, a compression spring is arranged between the fixed plate and the sliding plate, the compression spring is sleeved on the sliding rod, connecting rods are connected to two sides of the driving plate through bearing fit, one end of each connecting rod is connected with the upper surface of the sliding plate through a bearing fit, a threaded hole is formed in the top of the box body, a threaded rod in meshed connection with the threaded hole is arranged in the threaded hole in a penetrating mode, and the bottom end of each threaded rod is connected with the driving plate through a bearing fit.

Further, an electric push rod is installed in the equipment box, a push block is connected to the top end of the electric push rod, a groove is formed in the side face of the equipment box, the push block is connected with the box body through the groove, two mounting plates are connected to the side face of the equipment box, and a bed body is arranged between the two mounting plates.

The invention provides a retractor for neurosurgery, which has the following beneficial effects:

the invention has the advantages that the use quantity of the retractors can be adjusted according to the size of the operation wound and the length of the retractors can be changed by arranging a plurality of adjusting blocks and adjusting components so as to adapt to muscle and skin tissues with different thicknesses;

secondly, after retracting the muscle and the skin tissue, the blood exuded from the wound can be extracted at the first time by matching with the arrangement of the blood extracting tube, the shunt tube, the catheter and the micropump in the extraction component, so that the exuded blood is prevented from affecting the sight of a doctor and obstructing the normal operation;

then, through the setting of strutting the subassembly, but the distance between two retractor plates of convenient and fast's control does not need medical personnel to keep a fixed posture for a long time, can guarantee simultaneously that the position of retractor is fixed, avoids the wound to strut too big and increase patient pain, or struts the wound and open the mouth too little, influences doctor's sight.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention.

FIG. 2 is another angular schematic view of the overall structure of the present invention.

Fig. 3 is a cross-sectional view of the overall structure of the present invention.

Fig. 4 is a cross-sectional view of the case structure of the present invention.

Fig. 5 is a schematic view of the retractor plate structure of the present invention.

Fig. 6 is a side cross-sectional view of the case structure of the present invention.

Fig. 7 is a cross-sectional view of the structure of the adjusting block of the present invention.

Fig. 8 is an enlarged view of fig. 4 at a in accordance with the present invention.

Fig. 9 is an enlarged view of fig. 7 at B in accordance with the present invention.

Fig. 10 is an enlarged view of fig. 7 at C in accordance with the present invention.

In fig. 1-10: 1. a case; 2. a slide bar; 201. a fixing plate; 202. a slide plate; 2021. a compression spring; 203. a slide hole; 204. a connecting rod; 205. a driving plate; 206. a return spring; 207. a threaded rod; 208. a threaded hole; 209. a limit groove; 3. a retractor plate; 301. a cavity; 302. an extension plate; 4. an adjusting block; 401. a retractor; 4011. a pressing groove; 4012. pressing the plate; 4013. pressing the spring; 4014. a blocking block; 402. an adjustment tank; 4021. a clamping groove; 403. an adjusting rod; 4031. a regulating chamber; 404. a pull rod; 405. a return spring; 406. a rotating rod; 407. a clamping block; 5. a micropump; 501. a conduit; 502. a shunt; 503. drawing blood vessels; 6. an equipment box; 601. an electric push rod; 602. a pushing block; 603. slotting; 604. a mounting plate; 605. a bed body.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

The following disclosure provides many different embodiments or examples for implementing different structures of the present application. In order to simplify the disclosure of the present application, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present application. Furthermore, the present application may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not in themselves indicate the relationship between the various embodiments and/or arrangements discussed. In addition, the present application provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize the application of other processes and/or the use of other materials.

This application embodiment provides a retractor for neurosurgery, this kind of retractor for neurosurgery can realize through the setting of a plurality of regulating blocks and adjusting part, can adjust the use quantity of retractor according to the size of operation wound to and change the length of retractor, muscle, the crust tissue of different thickness in order to adapt to, cooperation extraction assembly's setting simultaneously, can draw the blood that the wound oozes in the very first time, guarantees doctor's operation field of vision, can convenient and fast's distance between two retractor plates of control through strutting the subassembly. The neurosurgical retractor is described in detail below. The following description of the embodiments is not intended to limit the preferred embodiments.

The present application is described in detail below with reference to the attached drawings and detailed description.

Example 1

Referring to fig. 1 to 10, a retractor for neurosurgery according to the present embodiment includes: the device comprises a box body 1, wherein an equipment box 6 is arranged on the side surface of the box body 1, two retracting plates 3 are arranged at the bottom of the box body 1, a plurality of adjusting blocks 4 are arranged on the upper surface of each retracting plate 3, and a plurality of retracting pieces 401 are arranged at the bottom of each retracting plate 3; an adjusting assembly provided in the adjusting block 4 for adjusting the length of the retractor 401; the expanding assembly is arranged between the box body 1 and the retracting plate 3 and is used for driving the retracting plate 3 to move; and a drawing assembly disposed between the retractor plate 3 and the retractor 401 for drawing blood exuded from the wound

Wherein, through the arrangement of a plurality of adjusting blocks 4 and adjusting components, the use quantity of the retractors can be adjusted according to the size of the operation wound, and the length of the retractors 401 can be changed to adapt to muscle and skin tissues with different thicknesses; secondly, after retracting the muscle and the skin tissue, the blood exuded by the wound can be extracted at the first time by matching the arrangement of the blood suction tube 503, the shunt tube 502, the catheter 501 and the micropump 5 in the extraction assembly, so that the exuded blood is prevented from affecting the vision of a doctor and obstructing the normal operation; then, through the setting of strutting the subassembly, but the distance between two retractor plates 3 of convenient and fast's control, need not medical personnel keep a fixed posture for a long time, can guarantee simultaneously that the position of retractor 401 is fixed, avoid the wound to strut too big and increase patient pain, or prop the wound and open the mouth too little, influence doctor's sight.

Example 2

On the basis of embodiment 1, the adjusting assembly includes: an adjusting groove 402 which is arranged in the adjusting block 4, an adjusting rod 403 is arranged in the adjusting groove 402, and the top end of the retracting piece 401 extends into the adjusting groove 402 to be connected with the adjusting rod 403; an adjusting cavity 4031 arranged in the adjusting rod 403, and a pull rod 404 arranged in the adjusting cavity 4031; a plurality of clamping grooves 4021 which are arranged in the adjusting block 4 and communicated with the adjusting groove 402; the clamping blocks 407 are arranged on two opposite sides of the adjusting rod 403, two opposite sides of the pull rod 404 are respectively connected with a rotating rod 406 through bearings in a matched manner, one end, far away from the pull rod 404, of the rotating rod 406 is connected with the clamping blocks 407 through bearings in a matched manner, and the top end of the pull rod 404 protrudes out of the upper surface of the adjusting rod 403.

In neurosurgery, in order to obtain good operation sight, muscle and skin tissues around a focus need to be retracted, so that a retractor is needed, a doctor can be helped to perform operation smoothly, when the sizes of wounds resected by operation are different, retractors with different sizes are needed to retract the muscle and skin tissues, the length of the retractor 401 can be changed through the arrangement of the adjusting rod 403, the pull rod 404 and the adjusting block 4, so that the thickness of different muscle tissues is used, the retractor 401 can be ensured to retract the muscle tissues firmly, meanwhile, the use quantity of the retractor 401 can be adjusted according to the sizes of the wounds, the retractor can be ensured to be fully retracted, and good operation sight is provided for medical staff.

Further, the cross section of the engaging block 407 is matched with the cross section of the engaging groove 4021, the engaging grooves 4021 are uniformly distributed in the vertical direction, and a return spring 405 is arranged between the bottom end of the pull rod 404 and the adjusting cavity 4031.

When the length of the retractor 401 is adjusted, the pull rod 404 can be pressed while the adjusting rod 403 is held, at this time, the pull rod 404 drives the clamping block 407 to move through the rotating rod 406, so that the clamping block 407 is separated from the clamping groove 4021, further, the adjusting rod 403 is separated from the adjusting block 4, then, the retractor 401 is driven to move through the adjusting rod 403, further, the length of the retractor 401 is changed to adapt to muscle tissues with different thicknesses, after the length adjustment is completed, the pull rod 404 is loosened, at this time, the pull rod 404 rebounds under the action of the elastic force of the reset spring 405, further, the clamping block 407 is ejected, the clamping block 407 is inserted into the clamping groove 4021, and the position fixing of the adjusting rod 403 and the retractor 401 is completed.

Example 3

On the basis of embodiment 2, the extraction assembly includes: the micropump 5 is arranged on the side surface of the box body 1, two guide pipes 501 are connected to the bottom of the micropump 5, and the two guide pipes 501 extend to the upper parts of the two retracting plates 3 respectively and are connected with a plurality of shunt pipes 502; a cavity 301 formed in the retractor plate 3, and a retractor 401 penetrating the cavity 301; a blood evacuation tube 503 is disposed within the retractor 401 and one end of the shunt 502 extends into the cavity 301 and is connected to the blood evacuation tube 503.

In the operation process, because the operation incision can constantly ooze out, influence medical personnel's operation field of vision, need pause the operation and clear up ooze blood, influence operation time, for this reason start micropump 5 for micropump 5 carries out the extraction with oozed blood through pipe 501, shunt tubes 502 and blood drawing tube 503, reduces ooze the influence that blood caused to operation field of vision, and because blood drawing tube 503 locates on the retractor 401, makes the retractor 401 when strutting the wound, can carry out the extraction with the blood that the wound oozes very first time.

Wherein, the side of the retractor 401 is provided with a pressing groove 4011, a pressing plate 4012 is arranged in the pressing groove 4011, a plurality of pressing springs 4013 are arranged between the pressing plate 4012 and the pressing groove 4011, a blocking block 4014 is connected to the lower surface of the pressing plate 4012, the bottom end of the blocking block 4014 extends into the blood drawing tube 503, an extension plate 302 is arranged in the cavity 301, one end of the extension plate 302 extends into the pressing groove 4011 and is positioned right above the pressing plate 4012, and the pressing springs 4013 are symmetrically arranged about the blocking block 4014.

When the retractor 401 is adjusted according to the size of the wound, the retractor 401 is completely lifted to be closely attached to the retractor plate 3, and in the process of moving up the retractor 401, the extension plate 302 in the cavity 301 moves relatively downwards in the pressing groove 4011 and presses the pressing plate 4012, so that the pressing plate 4012 drives the blocking block 4014 to move downwards, and the blood suction tube 503 on the unused retractor 401 is completely blocked.

Example 4

In embodiment 1, the distractor assembly includes: the sliding rod 2 is arranged in the box body 1, the fixing plate 201 is arranged in the box body 1, and the sliding rod 2 penetrates through the fixing plate 201; the sliding plates 202 are symmetrically arranged on two sides of the fixed plate 201, and sliding holes 203 matched with the sliding rods 2 are formed in the sliding plates 202; the limiting groove 209 of seting up in box 1 bottom, and limiting groove 209 sets up with the fixed plate 201 symmetry, slide 202 bottom is through limiting groove 209 salient in box 1 lower surface, and be connected with the retractor plate 3, the fixed plate 201 top is connected with reset spring 206, reset spring 206 top is connected with drive plate 205, be equipped with compression spring 2021 between fixed plate 201 and the slide 202, and compression spring 2021 cup joints on slide bar 2, drive plate 205 both sides are all connected with connecting rod 204 through the bearing cooperation, and the one end of connecting rod 204 is connected with slide 202 upper surface cooperation through the bearing, threaded hole 208 has been seted up at box 1 top, threaded hole 208 is worn to be equipped with rather than the threaded rod 207 of meshing connection, and the threaded rod 207 bottom passes through the bearing and is connected with drive plate 205 cooperation.

In the operation process, the retractor 401 on the retractor 3 is placed at a wound, then the threaded rod 207 is rotated, so that the threaded rod 207 drives the driving plate 205 to move downwards through the arrangement of the threaded hole 208, at the moment, the driving plate 205 drives the two sliding plates 202 to move simultaneously through the connecting rod 204, and further drives the retractor 3 and the retractor 401 to move, so that the wound is propped up;

the sliding rod 2, the sliding hole 203 and the limiting groove 209 are arranged, so that the moving direction and distance of the sliding plate 202 can be limited, then the reset spring 206 and the compression spring 2021 are arranged, so that a certain reaction force is generated after the sliding plate 202 and the driving plate 205 move, the generated action force is applied to the threaded rod 207, the threads on the threaded rod 207 and the threads in the threaded hole 208 are tightly attached to each other, the friction force is increased, and the loosening of the threaded rod 207 is avoided, so that the supporting effect on a wound is prevented.

Then, an electric push rod 601 is installed in the equipment box 6, a push block 602 is connected to the top end of the electric push rod 601, a slot 603 is formed in the side face of the equipment box 6, the push block 602 is connected with the box body 1 through the slot 603, two mounting plates 604 are connected to the side face of the equipment box 6, and a bed body 605 is arranged between the two mounting plates 604;

through the setting of mounting panel 604, can install equipment box 6, box 1 and retractor plate 3 on the operation table that corresponds, through the setting of electric putter 601, can change the height of box 1, retractor plate 3 and retractor 401 to the operation wound of adaptation not co-altitude.

In the foregoing embodiments, the descriptions of the embodiments are emphasized, and for parts of one embodiment that are not described in detail, reference may be made to related descriptions of other embodiments.

The above description has been made in detail of a retractor for neurosurgery provided in the embodiments of the present application, and specific examples are applied herein to illustrate the principles and embodiments of the present application, the above description of the examples is only for helping to understand the technical solutions and core ideas of the present application; those of ordinary skill in the art will appreciate that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A retractor for neurosurgery, comprising:

the box body is provided with an equipment box on the side face, two retracting plates are arranged at the bottom of the box body, a plurality of adjusting blocks are arranged on the upper surface of each retracting plate, and a plurality of retracting pieces are arranged at the bottom of each retracting plate;

the adjusting component is arranged in the adjusting block and is used for adjusting the length of the retracting piece;

the opening assembly is arranged between the box body and the retracting plate and is used for driving the retracting plate to move; and

And the extraction assembly is arranged between the retractor plate and the retractor piece and is used for extracting blood exuded from the wound.

2. The neurosurgical retractor of claim 1, wherein the adjustment assembly comprises:

the adjusting groove is formed in the adjusting block, an adjusting rod is arranged in the adjusting groove, and the top end of the retracting piece extends into the adjusting groove and is connected with the adjusting rod;

the adjusting cavity is arranged in the adjusting rod, and a pull rod is arranged in the adjusting cavity;

a plurality of clamping grooves which are arranged in the regulating block and communicated with the regulating grooves;

and the clamping blocks are arranged on two opposite sides of the adjusting rod.

3. The retractor for neurosurgery according to claim 2, wherein two opposite sides of the pull rod are respectively connected with a rotating rod through bearings in a matched manner, one end of the rotating rod, which is far away from the pull rod, is connected with the clamping block through bearings in a matched manner, and the top end of the pull rod protrudes out of the upper surface of the adjusting rod.

4. The retractor for neurosurgery according to claim 2, wherein the cross section of the clamping block is matched with the cross section of the clamping groove, a plurality of clamping grooves are uniformly distributed in a vertical direction, and a return spring is arranged between the bottom end of the pull rod and the adjusting cavity.

5. The neurosurgical retractor of claim 1, wherein the extraction assembly comprises:

the micropump is arranged on the side face of the box body, the bottom of the micropump is connected with two guide pipes, and the two guide pipes extend to the positions above the two retracting plates respectively and are connected with a plurality of shunt pipes;

a cavity formed in the retractor plate, wherein the retractor penetrates through the cavity;

the blood pumping tube is arranged in the retractor, and one end of the shunt tube extends into the cavity and is connected with the blood pumping tube.

6. The retractor for neurosurgery according to claim 5, wherein a pressing groove is formed in the side face of the retractor, a pressing plate is arranged in the pressing groove, a plurality of pressing springs are arranged between the pressing plate and the pressing groove, a blocking block is connected to the lower surface of the pressing plate, and the bottom end of the blocking block extends into the blood drawing tube.

7. The retractor for neurosurgery according to claim 6, wherein an extension plate is provided in the cavity, one end of the extension plate extends into the pressing groove and is located right above the pressing plate, and the pressing springs are symmetrically arranged with respect to the blocking block.

8. The neurosurgical retractor of claim 1, wherein the distracting assembly comprises:

the sliding rod is arranged in the box body, a fixed plate is arranged in the box body, and the sliding rod penetrates through the fixed plate;

the sliding plates are symmetrically arranged on two sides of the fixed plate, and slide holes matched with the slide rods are formed in the sliding plates;

the limiting grooves are formed in the bottom of the box body, the limiting grooves are symmetrically formed with respect to the fixing plate, the bottom end of the sliding plate protrudes out of the lower surface of the box body through the limiting grooves and is connected with the retracting plate, the top of the fixing plate is connected with a reset spring, and the top of the reset spring is connected with a driving plate.

9. The retractor for neurosurgery according to claim 8, wherein a compression spring is arranged between the fixed plate and the sliding plate, the compression spring is sleeved on the sliding rod, two sides of the driving plate are respectively connected with a connecting rod through bearings in a matched mode, one end of each connecting rod is connected with the upper surface of the sliding plate through bearings in a matched mode, a threaded hole is formed in the top of the box body, a threaded rod in meshed connection with the threaded hole is arranged in the threaded hole in a penetrating mode, and the bottom end of the threaded rod is connected with the driving plate through bearings in a matched mode.

10. The retractor for neurosurgery according to claim 1, wherein an electric push rod is installed in the equipment box, a push block is connected to the top end of the electric push rod, a slot is formed in the side face of the equipment box, the push block is connected with the box body through the slot, two mounting plates are connected to the side face of the equipment box, and a bed body is arranged between the two mounting plates.