CN218356349U - Assembling equipment for pedicle screws - Google Patents

Abstract

The utility model provides an assembling device of pedicle screws, which comprises a body, a positioning device, a punching part and a driving mechanism; the positioning device is arranged on the body and is provided with a positioning part used for positioning the pedicle screw; the pedicle screw comprises a screw rod and a screw seat; the punching component is used for punching a nail seat of the pedicle nail so that the nail rod can be movably arranged in the nail seat; the driving mechanism is used for driving the stamping part to move so as to stamp. The assembling equipment for the pedicle screws has the advantages of good assembling effect, high production efficiency and low assembling cost.

Description

Assembling equipment for pedicle screws

Technical Field

The embodiment of the utility model provides an equipment technical field that relates to pedicle screw especially relates to an rigging equipment of pedicle screw.

Background

The pedicle screw generally comprises a screw rod, a screw seat and a pressing block, wherein the screw seat is generally tubular, a necking structure is generally arranged at one end of the screw seat, and the screw rod generally comprises a screw rod and a ball head connected with the root end of the screw rod. During the equipment, stretch into the nail seat with the nail pole from the other end of nail seat, the screw rod stretches out from throat structure to it is spacing in the nail seat with the bulb through throat structure. Then, place the briquetting and lie in the bulb in the nail seat and keep away from one side of throat structure, carry out the riveting to nail seat and briquetting to fixed connection nail seat and briquetting just can be spacing the bulb between throat structure and briquetting, avoid the nail pole to deviate from in the nail seat. Current pedicle screw adopts the mode of manual striking to carry out the riveting usually, and not only the pressure is riveted the effect relatively poor, and easy pine takes off, and production efficiency is lower moreover, is unfavorable for reduction in production cost.

SUMMERY OF THE UTILITY MODEL

In view of the above problems existing in the prior art, the embodiment of the utility model provides an assembly equipment for pedicle screw makes it have better assembly effect, and production efficiency is higher, and assembly cost is lower.

In order to solve the above problem, the embodiment of the present invention provides a technical solution:

an assembling device of a pedicle screw, comprising:

a body;

the positioning device is arranged on the body and is provided with a positioning part used for positioning the pedicle screw; the pedicle screw comprises a screw rod and a screw seat;

the punching component is used for punching a nail seat of the pedicle nail so that a nail rod can be movably arranged in the nail seat;

and the driving mechanism is used for driving the stamping part to move so as to stamp.

In some embodiments, the nail seat has a preset punching position, and a pressing block is arranged in the nail seat;

the positioning part comprises a positioning space and a positioning rod, the positioning space is located on the positioning device, the positioning rod is arranged in the positioning space, the positioning space is used for accommodating a nail seat of the pedicle screw, the positioning rod is used for limiting the positions of the nail seat and a pressing block, the preset punching position of the nail seat is opposite to the punching part, and the pressing block is opposite to the preset punching position.

In some embodiments, the positioning device includes a first positioning block and a second positioning block, the first positioning block is connected to the body, the first positioning block is provided with an assembling groove, the second positioning block is detachably connected to the assembling groove, and the second positioning block is provided with the positioning portion.

In some embodiments, the positioning device is provided with a guide hole penetrating to the positioning portion, and the stamping part penetrates through the guide hole and can move along the guide hole.

In some embodiments, the punch member comprises a needle shaft having a tip end for punching a pedicle screw and a root end remote from the tip end, and a needle cap connected at the root end; the driving mechanism comprises a telescopic mechanism, and the telescopic mechanism is used for pushing the needle cap to drive the stamping component to move.

In some embodiments, the positioning device is provided with a stop surface opposite to the needle cap, and the stop surface is used for stopping the needle cap to limit the stroke of the stamping part.

In some embodiments, an adjustment pad is removably coupled between the needle cap and the stop surface.

In some embodiments, an elastic member is disposed between the stamping part and the positioning device, and the elastic member is used for applying elastic force to the stamping part to reset the stamping part after stamping.

In some embodiments, a first limit part is arranged on the stamping part, a second limit part is arranged on the positioning device, and the first limit part and the second limit part are used for mutually matching and limiting the stroke of the stamping part; or alternatively

The assembling device of the pedicle screw comprises a plurality of stamping parts, and the plurality of stamping parts are arranged around the positioning part.

An assembling device of a pedicle screw, comprising:

the pedicle screw positioning device comprises a body, a positioning device, a stamping part and a driving mechanism, wherein the positioning device is used for positioning a pedicle screw; the pedicle screw comprises a screw rod and a screw seat;

and the controller is used for controlling the driving mechanism to drive the stamping part to stamp the nail seat of the pedicle nail positioned on the positioning device according to the received stamping instruction, so that the nail rod can be movably arranged in the nail seat.

The utility model discloses pedicle screw's rigging equipment is provided with the positioner who is used for fixing a position pedicle screw on the body. During assembly, the pedicle screws can be placed on the positioning parts of the positioning devices, the punching parts are driven to move through the driving mechanisms, the screw seats of the pedicle screws are punched, and the screw rods of the pedicle screws can be movably arranged in the screw seats. Therefore, the assembling effect is good, the production efficiency is high, and the production cost is low.

Drawings

Fig. 1 is a perspective view of an assembling device for pedicle screws according to an embodiment of the present invention;

fig. 2 is a side view of the assembling apparatus of the pedicle screw according to the embodiment of the invention;

fig. 3 is a top view of the assembling device of the pedicle screw according to the embodiment of the invention;

FIG. 4 is a perspective view of a pedicle screw;

FIG. 5 is a cross-sectional view of a pedicle screw;

FIG. 6 is a perspective view of the positioning device in the non-pedicle screw placement state;

FIGS. 7 to 9 are sectional views of the positioning device from different perspectives, without pedicle screws being placed thereon;

FIG. 10 is a perspective view of the positioning device in the pedicle screw placed state;

FIGS. 11-13 are cross-sectional views of the positioning device from different perspectives, with pedicle screws already in place;

fig. 14 is a partially enlarged view of a portion a in fig. 12.

Description of reference numerals:

100-assembling equipment;

110-a body; 111-a backplane; 112-a mounting plate; 113-a reinforcement plate; 114-a leg;

120-a positioning device; 121-a positioning section; 122-a pilot hole; 123-adjusting the gasket; 124-an elastic member; 125-positioning space; 126-a positioning rod; 127-a first positioning block; 128-second locating block; 129-fitting grooves;

130-a stamped component; 131-a needle bar; 132-a needle cap;

140-a drive mechanism;

200-pedicle screws; 210-a nail shank; 211-screw; 212-a ball head; 220-nail seat; 221-necking down structure; a 222-U-shaped notch; 223-presetting a punching position; 230-briquetting.

Detailed Description

For better understanding of the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 to 3, an embodiment of the present invention provides an assembling apparatus for pedicle screws, the assembling apparatus 100 is used for movably installing a screw rod 210 in a screw seat 220 by punching the screw seat 220 of a pedicle screw 200. The assembling apparatus 100 of the embodiment of the present invention includes a body 110, a positioning device 120, a stamping part 130, and a driving mechanism 140.

The body 110, which is a main structure of the assembling apparatus 100, may be constructed in any shape capable of stably supporting the positioning device 120, the punch member 130, and the driving mechanism 140. Alternatively, the body 110 may include a base plate 111, and an upper surface of the base plate 111 may form a table for assembling the positioning device 120, the punch member 130, and the driving mechanism 140. Optionally, the body 110 may further include a plurality of legs 114, and the plurality of legs 114 may be uniformly arranged below the bottom plate 111 to stably support the bottom plate 111. Taking the bottom plate 111 as a rectangle, the body 110 may include four supporting legs 114, and the four supporting legs 114 may be respectively disposed at four corners near the bottom plate 111.

The positioning device 120 is disposed on the body 110, and the positioning device 120 has a positioning portion 121, and the positioning portion 121 is used for positioning the pedicle screw 200. The pedicle screw 200 includes at least a screw rod 210 and a screw seat 220, as shown in fig. 4 and 5. Alternatively, the positioning part 121 may be used to position the nail seat 220, and also to position the nail seat 220 and the nail shaft 210 at the same time. The detent 121 may be configured to conform to the shape of the anvil 220 and the stem 210. Alternatively, the positioning device 120 may be disposed in the middle of the table top, or at the edge of the table top.

The punching part 130 is used for punching the nail seat 220 of the pedicle nail 200 so that the nail rod 210 is movably installed in the nail seat 220. The shank 210 generally includes a screw 211 and a ball 212, and one side of the ball 212 is connected to a root end of the screw 211. The nail holder 220 is generally tubular, and a throat structure 221 is provided at one end of the nail holder 220. During assembly, the shank 210 extends into the nail seat 220 from the other end of the nail seat 220, so that the screw 211 extends out of the nail seat 220 from the necking structure 221, and the necking structure 221 limits the ball 212 in the nail seat 220. The nail seat 220 is punched from the position close to the other side opposite to the ball head 212, so that the ball head 212 can be limited between the necking structure 221 and the punching position, the nail rod 210 is prevented from being separated from the nail seat 220, the ball head 212 can be ensured to be movable between the necking structure 221 and the punching position, and the angle between the nail rod 210 and the nail seat 220 can be adjusted.

Alternatively, the punch member 130 may be provided on the body 110. For example, the pressing member 130 is movably disposed on the body 110. Alternatively, the punch member 130 may be provided on the positioning device 120. For example, the punching member 130 may be configured to be movable in a direction approaching the positioning part 121 and a direction separating from the positioning part 121 to punch the nail seat 220 placed on the positioning part 121 and to be reset after the punching is completed. Alternatively, the punching member 130 may be mounted on the driving mechanism 140 and moved by the driving mechanism 140.

The driving mechanism 140 is used to drive the punching member 130 to move for punching. Alternatively, the driving mechanism 140 may include a power component and a transmission mechanism, and the power component may drive the punching component 130 to move through the transmission mechanism so as to punch the nail seat 220 of the pedicle nail 200.

The utility model discloses rigging equipment 100 is provided with the positioner 120 that is used for fixing a position pedicle screw 200 on body 110. During assembly, the pedicle screw 200 can be placed on the positioning portion 121 of the positioning device 120, the driving mechanism 140 drives the stamping part 130 to move, the nail seat 220 of the pedicle screw 200 is stamped, and the nail rod 210 of the pedicle screw 200 can be movably installed in the nail seat 220. Therefore, the assembling effect is good, the production efficiency is high, and the production cost is low.

As shown in fig. 1 to 3, in some embodiments, the assembling apparatus 100 of the pedicle screw 200 includes a plurality of the punching members 130, and the plurality of the punching members 130 are disposed around the positioning portion 121. Thus, the nail holder 220 can be punched from a plurality of angles, and the assembly efficiency and the assembly effect of the pedicle nail 200 can be remarkably improved.

Optionally, the assembly apparatus 100 may include a drive mechanism 140, the drive mechanism 140 driving a plurality of punch members 130 to punch the nail seat 220. Alternatively, the assembly apparatus 100 may include a plurality of driving mechanisms 140 in one-to-one correspondence with the plurality of punch members 130, the driving mechanisms 140 driving the corresponding punch members 130 to punch the nail bed 220.

Alternatively, the positioning part 121 may have a positioning axis, and the positioning part 121 may be configured to position the nail seat 220 of the pedicle nail 200 to extend along the positioning axis. The plurality of punch members 130 may be equiangularly evenly distributed about the locating axis. The driving mechanism 140 may be configured to sequentially drive the corresponding punching components 130 to punch the nail seat 220, or may be configured to synchronously drive the corresponding punching components 130 to punch the nail seat 220, so as to achieve a better punching effect.

Alternatively, the assembling apparatus 100 may include two punching members 130 and two driving mechanisms 140 corresponding to the two punching members 130 one by one, the two punching members 130 may be disposed at opposite sides of the positioning portion 121, and the two driving mechanisms 140 may drive the two punching members 130 to move toward each other to punch the nail seat 220, as shown in fig. 1 to 3.

In some embodiments, a pressing block 230 is disposed in the nail seat 220, and the pressing block 230 is used for stopping the ball 212, as shown in fig. 5. The nail seat 220 has a preset punching position 223, and the preset punching position 223 can be configured to be capable of deforming and compressing the pressing block 230 after being punched, so as to fixedly connect the pressing block 230 in the nail seat 220, and limit the nail rod 210 from being separated from the nail seat 220 through the pressing block 230, thereby achieving the purpose of assembling the pedicle nail 200. Alternatively, the preset punching position 223 may be a point on the nail seat 220, or may be an annular region extending along the circumference of the nail seat 220. Alternatively, a pre-punched location 223 on the outer surface of the nail seat 220 may be pre-grooved to facilitate the punching operation of the punching member 130. For example, a circular groove may be formed in the nail seat 220 or a ring groove may be formed along the circumference of the nail seat 220.

As shown in fig. 6 to 9, the positioning part 121 may include a positioning space 125 on the positioning device 120, and a positioning rod 126 disposed in the positioning space 125, wherein the positioning space 125 is used for accommodating the nail seat 220 of the pedicle nail 200, and the positioning rod 126 is used for defining the positions of the nail seat 220 and the pressing block 230, such that the preset punching position 223 of the nail seat 220 is opposite to the punching component 130, and the pressing block 230 is opposite to the preset punching position 223.

During assembly, the nail rod 210 is firstly extended into the nail seat 220 from the other end of the nail seat 220, so that the screw 211 is extended out of the necking structure 221, and the ball head 212 is limited in the nail seat 220. Then, the pressing block 230 is put into the nail holder 220 from the other end of the nail holder 220, the nail holder 220 is put into the positioning space 125, the positions of the nail holder 220 and the pressing block 230 are defined by the positioning rod 126, the pressing block 230 is opposed to the preset punching position 223, and the preset punching position 223 of the nail holder 220 is opposed to the punching member 130. Then, the driving mechanism 140 drives the punching component 130 to punch the nail seat 220, so that the preset punching position 223 is recessed to press the pressing block 230, and the pressing block 230 is fixed in the nail seat 220, as shown in fig. 10 to 14.

Alternatively, where the assembly apparatus 100 includes a plurality of punch members 130, the locating rods 126 may be configured to define the position of the staple holder 220 such that each preset punch position 223 is opposite a respective punch member 130.

Alternatively, the positioning space 125 may be formed by a positioning groove provided on the positioning device 120, the positioning groove may have an open end and a closed end, and the positioning column may be disposed in the positioning groove, as shown in fig. 6 to 9. The punch member 130 may be configured to be able to protrude into the positioning groove. During assembly, the other end of the nail seat 220 can extend into the positioning groove through the open end, the positioning column can be configured to extend into the nail seat 220 to stop the pressing block 230, and the pressing block 230 can gradually approach the ball 212 under the stopping of the positioning column in the process that the other end of the nail seat 220 gradually approaches the sealing end. When the other end of the nail seat 220 abuts against the closed end, or the pressing block 230 abuts against the ball 212, the preset punching position of the nail seat 220 may be opposite to the punching part 130, and the pressing block 230 may be opposite to the preset punching position.

Optionally, opposite U-shaped notches 222 may be formed in the side walls of the nail seat 220, and the U-shaped notches 222 extend along the axial direction of the nail seat 220 and penetrate through to the other end of the nail seat 220, as shown in fig. 4 and 5. The locating slot extends along a locating axis, and the locating rod 126 may be disposed in the locating slot in a direction perpendicular to the locating axis, with the diameter of the locating rod 126 configured to approximate the width of the U-shaped notch 222, as shown in fig. 6-9. Thus, the nail holder 220 is placed in the positioning groove, the positioning rod 126 penetrates through the two U-shaped notches 222, the nail holder 220 is pushed towards the sealing end of the positioning groove, and the pressing block 230 gradually approaches the ball 212 under the limitation of the positioning rod 126. Until the positioning post is located at the bottom of the U-shaped notch 222, the pressing block 230 is opposite to the preset punching position 223, and the preset punching position 223 is opposite to the punching component 130, as shown in fig. 10 to 14.

As shown in fig. 6 and 10, in some embodiments, the positioning device 120 includes a first positioning block 127 and a second positioning block 128, the first positioning block 127 is connected to the body 110, the first positioning block 127 is provided with a mounting groove 129, the second positioning block 128 is detachably connected to the mounting groove 129, and the second positioning block 128 is provided with the positioning portion 121. Thus, the second positioning block 128 can be arranged according to different types of pedicle screws 200, and the positioning part 121 matched with the corresponding type of pedicle screw 200 is arranged on the second positioning block 128. For example, a positioning groove and a positioning rod 126 matched with the corresponding type of pedicle screw 200 are arranged on the second positioning block 128. In this way, the assembling device 100 can be provided with the capability of assembling different types of pedicle screws 200. Alternatively, the first positioning block 127 and the second positioning block 128 may have a rectangular parallelepiped shape or a substantially rectangular parallelepiped shape, and correspondingly, the assembling slot 129 may have a rectangular parallelepiped shape or a substantially rectangular parallelepiped shape. The positioning rod 126 may be, for example, a cylindrical rod.

As shown in fig. 7 and 8, in some embodiments, the positioning device 120 is provided with a guide hole 122 penetrating to the positioning portion 121, and the punching member 130 penetrates through the guide hole 122 and can move along the guide hole 122. The moving direction of the punching component 130 can be precisely controlled through the guide hole 122, and the nail seat 220 can be accurately punched.

Optionally, for example, the positioning device 120 includes a first positioning block 127 and a second positioning block 128, the first positioning block 127 and the second positioning block 128 can be inserted into the guiding hole 122. For example, a first guide hole 122 penetrating to the fitting groove 129 may be opened on the first positioning block 127, a second guide hole 122 penetrating to the positioning groove may be opened on the second positioning block 128, and the first guide hole 122 and the second guide hole 122 may be configured to communicate with each other and extend in a straight line when the second positioning block 128 is coupled to the fitting groove 129.

Alternatively, when the assembling apparatus 100 includes a plurality of punching members 130, a plurality of guide holes 122 may be provided around the positioning portion 121 to guide the plurality of punching members 130 to punch the nail bed 220, respectively. For example, two positioning holes may be disposed on the positioning device 120, and the two positioning holes may be disposed opposite to each other and respectively penetrate through the positioning groove from two opposite sides.

Optionally, the second positioning block 128 may be a teflon positioning block. The Teflon locating block has excellent wear resistance and moderate hardness, and is not easy to form scratches on the surface of the nail seat 220.

As shown in fig. 7, 9, 11 and 12, in some embodiments, the punching member 130 may include a needle shaft 131 and a needle cap 132, the needle shaft 131 having a tip end for punching the pedicle screw 200 and a root end away from the tip end, the needle cap 132 being connected at the root end. The driving mechanism 140 includes a telescoping mechanism for pushing the needle cap 132 to drive the punch member 130 to move. This punching press part 130 and telescopic machanism all have comparatively simple structure, are of value to the overall structure who simplifies rigging equipment 100, and are of value to reduction in production cost.

Alternatively, the diameter of the needle cap 132 may be configured to be larger than the diameter of the needle shaft 131, so that the pressure of the telescoping mechanism on the punching member 130 can be reduced, which is beneficial to prolong the service life of the punching member 130. Alternatively, the tip of the needle shaft 131 may be tapered, and the end surface of the tip of the needle shaft 131 may be hemispherical so as to prevent the punch member 130 from forming scratches on the nail seat 220.

Optionally, the body 110 may further include, for example, a mounting plate 112 and two reinforcing plates 113. The mounting plate 112 may be vertically disposed, and a side plate surface of the mounting plate 112 may be opposite to the positioning device 120. The two reinforcing plates 113 are juxtaposed and located at positions close to both side edges of the mounting plate 112, respectively. The reinforcing plate 113 can be a right triangle, one right-angle side of the reinforcing plate 113 can be abutted with the other side plate surface of the mounting plate 112, the other right-angle side of the reinforcing plate 113 can be abutted with the upper surface of the bottom plate 111, and a support structure can be formed by the mounting plate 112 and the two reinforcing plates 113. The telescopic mechanism may be disposed in a space enclosed by the mounting plate 112 and the two reinforcing plates 113, and the telescopic mechanism may penetrate through the mounting plate 112, as shown in fig. 1 to 3. Optionally, the telescopic mechanism includes, but is not limited to, a pneumatic telescopic rod, a hydraulic telescopic rod, an electric telescopic rod, and the like.

As shown in fig. 11 and 12, in some embodiments, an elastic member 124 may be disposed between the stamping part 130 and the positioning device 120, and the elastic member 124 is used to apply an elastic force to the stamping part 130 to restore the stamping part 130 after stamping. Thus, when the driving mechanism 140 drives the punching member 130 to complete the punching operation, the punching member 130 can be automatically reset under the driving of the elastic force. Alternatively, for example, the punch member 130 includes a needle shaft 131 and a needle cap 132, the elastic member 124 may be a coil spring, the coil spring may be sleeved on the needle shaft 131 and respectively abut the needle cap 132 and the positioning device 120, and the coil spring may be configured to be in a compressed state. Alternatively, the pilot hole 122 may be a counterbore, one end of the coil spring may abut against the needle cap 132, and the other end of the coil spring may abut against a step of the counterbore.

In some embodiments, a first position-limiting portion is disposed on the stamping part 130, and a second position-limiting portion is disposed on the positioning device 120, and the first position-limiting portion and the second position-limiting portion cooperate with each other to limit the stroke of the stamping part 130. The punching degree and the punching depth can be controlled by limiting the stroke of the punching part 130, so that the uniform and good punching effect can be formed, and the uniformity of products can be improved. When the device is specifically implemented, the first limiting part and the second limiting part can achieve the purpose of limiting in various ways. For example, the first limiting portion and the second limiting portion can realize limiting based on a stopping manner, and at this time, both the first limiting portion and the second limiting portion can be stopping surfaces. For example, the first and second position-limiting portions may be configured to limit the position of the object based on friction, and in this case, the first and second position-limiting portions may be two friction surfaces capable of applying a friction force to each other.

In some embodiments, the positioning device 120 is provided with a stop surface opposite to the needle cap 132, and the stop surface is used for stopping the needle cap 132 to limit the stroke of the punching component 130. That is, the first position-limiting part can be formed by the needle cap 132, the second position-limiting part can be formed by the stop surface on the positioning device 120, the characteristic that the diameter of the needle cap 132 is usually larger than the diameter of the needle bar 131 is ingeniously utilized, the first position-limiting part is formed, the reuse of the structure of the needle cap 132 is realized, and the structure of the stamping part 130 is facilitated. Alternatively, taking the positioning device 120 with the guide hole 122 as an example, one end of the guide hole 122 may penetrate through the positioning slot, the other end of the guide hole 122 may penetrate through the outer surface of the positioning device 120, and the stop surface may be formed by a portion of the outer surface surrounding the guide hole 122.

In some embodiments, an adjustment pad 123 is removably coupled between the needle cap 132 and the stop surface, as shown in fig. 11 and 12. The punching depth and the punching force of the punching member 130 can be adjusted by replacing the adjustment pad 123 having a different thickness. Optionally, the cross section of the adjusting pad 123 may be circular, and the adjusting pad 123 may be sleeved on the needle rod 131. Alternatively, the outer diameter of the adjustment washer 123 may be larger than the outer diameter of the needle cap 132.

Referring to fig. 1 to 3, an embodiment of the present invention further provides an assembling apparatus for a pedicle screw, which includes a body 110, a positioning device 120, a stamping component 130, and a driving mechanism 140, wherein the positioning device 120, the stamping component 130, and the driving mechanism 140 are disposed on the body 110, and the positioning device 120 is used for positioning the pedicle screw 200; the pedicle screw 200 includes a screw shaft 210 and a screw seat 220. The main difference between the assembling device 100 for the pedicle screw 200 in the embodiment of the present invention and the assembling device 100 for the pedicle screw 200 in the previous embodiment is that: the assembling device 100 of the embodiment of the present invention further includes a controller (not shown in the figure), the controller is configured to control the driving mechanism 140 to drive the punching component 130 to punch the nail seat 220 of the pedicle nail 200 on the positioning device 120 according to the received punching instruction, so that the nail rod 210 is movably installed in the nail seat 220.

The utility model discloses rigging equipment 100 is provided with the positioner 120 that is used for fixing a position pedicle screw 200 on body 110. During assembly, the pedicle screw 200 can be placed at the positioning portion 121 of the positioning device 120, and the controller controls the driving mechanism 140 to drive the stamping part 130 to stamp the nail seat 220 of the pedicle screw 200 according to the stamping command, so that the nail rod 210 of the pedicle screw 200 can be movably mounted in the nail seat 220. So, can form better assembly effect, have better degree of automation, production efficiency is higher, and manufacturing cost is lower.

Optionally, the assembling device 100 of the pedicle screw 200 may further include an operating member electrically connected to the controller, and the operating member may be configured to be capable of sending a punching instruction to the controller in response to a user operation. During the assembling process, after the user places the pedicle screw 200 in the positioning portion 121, the operation component may be triggered, the operation component sends a punching instruction to the controller, and the controller controls the driving mechanism 140 to drive the punching component 130 to perform a punching operation. Optionally, the operating component includes, but is not limited to, a foot pedal, a button, a touch panel, and the like.

Optionally, the assembling device 100 for the pedicle screw 200 may further include a sensor electrically connected to the controller, wherein the sensor is configured to detect whether the pedicle screw 200 is placed on the positioning portion 121, and send a punching instruction to the controller when it is determined that the pedicle screw 200 is positioned on the positioning portion 121. Therefore, the pedicle screws 200 are manually or automatically placed on the positioning portions 121, the driving mechanisms 140 can be automatically controlled to complete the stamping operation through the cooperation of the inductor and the controller, and manual triggering of a user is not needed.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.

Claims (10)

1. An assembling device for a pedicle screw, comprising:

a body;

the positioning device is arranged on the body and is provided with a positioning part used for positioning the pedicle screw; the pedicle screw comprises a screw rod and a screw seat;

the punching component is used for punching a nail seat of the pedicle nail so that a nail rod can be movably arranged in the nail seat;

and the driving mechanism is used for driving the stamping part to move so as to stamp.

2. The pedicle screw assembly device according to claim 1, wherein the screw seat has a preset punching position, and a pressing block is arranged in the screw seat;

the positioning part comprises a positioning space and a positioning rod, the positioning space is located on the positioning device, the positioning rod is arranged in the positioning space, the positioning space is used for accommodating a nail seat of the pedicle screw, the positioning rod is used for limiting the positions of the nail seat and a pressing block, the preset punching position of the nail seat is opposite to the punching part, and the pressing block is opposite to the preset punching position.

3. The pedicle screw assembly device according to claim 1, wherein the positioning device comprises a first positioning block and a second positioning block, the first positioning block is connected to the body, an assembly groove is formed in the first positioning block, the second positioning block is detachably connected to the assembly groove, and the positioning portion is arranged on the second positioning block.

4. The pedicle screw assembly device according to claim 1, wherein the positioning device is provided with a guide hole penetrating to the positioning portion, and the stamping part penetrates through the guide hole and can move along the guide hole.

5. The pedicle screw assembly device according to claim 1, wherein the punch member comprises a needle rod having a tip end for punching the pedicle screw and a root end remote from the tip end, and a needle cap connected at the root end; the driving mechanism comprises a telescopic mechanism, and the telescopic mechanism is used for pushing the needle cap to drive the stamping component to move.

6. The pedicle screw assembly device according to claim 5, wherein the positioning device is provided with a stop surface opposite to the needle cap, and the stop surface is used for stopping the needle cap to limit the stroke of the punching component.

7. The pedicle screw assembly device according to claim 6, wherein an adjusting shim is detachably connected between the needle cap and the stop surface.

8. The pedicle screw assembly device according to claim 1, wherein an elastic member is disposed between the stamping part and the positioning device, and the elastic member is used for applying an elastic force to the stamping part to restore the stamping part after stamping.

9. The pedicle screw assembly device according to claim 1, wherein the stamping part is provided with a first limiting part, the positioning device is provided with a second limiting part, and the first limiting part and the second limiting part are used for limiting the stroke of the stamping part in a mutually matched manner; or

The assembling device of the pedicle screw comprises a plurality of stamping parts, and the plurality of stamping parts are arranged around the positioning part.

10. An assembling device for a pedicle screw, comprising:

the pedicle screw positioning device comprises a body, a positioning device, a stamping part and a driving mechanism, wherein the positioning device is used for positioning a pedicle screw; the pedicle screw comprises a screw rod and a screw seat;

and the controller is used for controlling the driving mechanism to drive the stamping part to stamp the nail seat of the pedicle nail positioned on the positioning device according to the received stamping instruction, so that the nail rod can be movably arranged in the nail seat.

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