CN114983513A - Orthopaedics marking embedding positioning piece, matched mounting tool, marking assembly and orthopaedics marking method - Google Patents

Abstract

The invention discloses an orthopedics marking impaction positioning piece, a matched mounting tool, a marking assembly and an orthopedics marking method. The embedding positioning piece comprises a head, a depth fixing cover, a thread main body and a positioning tip end from the head end to the tail end along the axis direction, the depth fixing cover is used for covering and arranging the surface of a bone to be marked for orthopedics, and a positioning groove is formed between the head and the depth fixing cover. The locating of the embedding locating piece and the surface of the bone of the patient can be realized through the locating tip, the locating tip is sharp, the bone can be conveniently entered into, and the efficiency of marking the bone can be improved. The depth-retaining cap can limit and secure the ingression of the impaction locator into the deep portion of the patient's bone. The locating slot is arranged on the caulking locating piece, the caulking locating piece is connected with the matched mounting tool in a clamping manner through the locating slot, the caulking locating piece can be reliably controlled in the mounting and dismounting processes of the caulking locating piece, and the caulking locating piece is not easy to fall off or lose. By adopting the marking assembly, the marking process can be simplified, and the operation efficiency and safety can be improved.

Description

Orthopaedics marking embedding positioning piece, matched mounting tool, marking assembly and orthopaedics marking method

Technical Field

The invention relates to an orthopedics marking impaction positioning piece, a matched mounting tool, a marking assembly and an orthopedics marking method.

Background

At present, the development and popularization of surgical robots are fast, doctors need to complete related orthopedic surgeries with the help of the surgical robots, and in the surgical process, patients have higher and higher requirements on the accuracy, efficiency and the like of the surgeries. The general marking screw for positioning is basically a screw type screw, and is screwed into the bone by using a general screw auxiliary tool.

However, before the screw is screwed into the screw by using the conventional auxiliary tool, a bottom hole needs to be drilled on the surface of the bone in the target area by using an electric tool and a matched small drill bit, the auxiliary tool is not fixedly connected with the screw, only a common hexagon nut is sleeved in the auxiliary tool, and the marking screw is easy to fall off or lose during removal. This results in a highly inefficient procedure with a severely reduced degree of safety.

From the above, the problems of the prior art are:

firstly, the installation process of the marking screw is complex, a bottom hole needs to be drilled on the surface of the bone in the target area by using an electric tool and a matched small drill bit, so that not only can a new operation risk be introduced, but also the operation difficulty and the operation time of a doctor can be greatly increased;

secondly, there is no space between the bone and the screw, which sometimes results in difficulty in screwing in or screw breakage;

third, the marker screw is subject to falling or loss.

Disclosure of Invention

The invention aims to overcome the defects that the installation process of a marking screw is complex and the marking screw is easy to fall off or lose in the prior art, and provides an orthopedic marking caulking positioning piece, a matched installation tool, a marking assembly and an orthopedic marking method.

The invention solves the technical problems through the following technical scheme:

the utility model provides an orthopedics mark caulking setting element, the caulking setting element includes head, the fixed lid of degree of depth, screw thread main part and location pointed end from head end to tail end along the axis direction, the fixed lid of degree of depth is used for covering and locates the bone surface of treating carrying out the orthopedics mark, the head with be formed with the constant head tank between the fixed lid of degree of depth.

In this scheme, can realize the location of caulking setting element and patient bone surface through the location pointed end, and when the head of caulking setting element received the effort, the location pointed end was comparatively sharp, in also being convenient for get into the bone, was favorable to improving the efficiency of orthopedics mark. The depth-retaining cap can limit and secure the ingression of the impaction locator into the deep portion of the patient's bone. The locating slot is arranged on the caulking locating piece, the caulking locating piece is connected with the matched mounting tool in a clamping manner through the locating slot, the caulking locating piece can be reliably controlled in the mounting and dismounting processes of the caulking locating piece, and the caulking locating piece is not easy to fall off or lose.

Preferably, the head and the depth fixing cover are connected through a connecting part, the connecting part is provided with two oppositely-arranged positioning grooves along the circumferential direction of the connecting part, and the positioning grooves are surrounded by the head, the connecting part and the depth fixing cover.

In the scheme, the positioning grooves are formed in the two sides of the connecting part, so that on one hand, the contact and connection area between the caulking positioning piece and a matched installation tool is increased, the caulking positioning piece is prevented from rotating in the matched installation tool, the connection reliability is improved, and the caulking positioning piece is further prevented from falling off; on the other hand, the stability of the embedding positioning piece in the installation process is favorably ensured, and the operation efficiency and the operation safety are favorably improved.

Preferably, the outer wall surface of the thread main body is provided with taper threads, and the pitch diameter of the taper threads increases progressively from the tail end to the head end along the axial direction of the caulking positioning piece.

In this scheme, after the head of caulking setting element received the effort, at the in-process that the caulking setting element got into the bone, the caulking setting element can the successive layer get into the bone and can prevent that the caulking setting element from droing, is favorable to guaranteeing the safety of operation.

Preferably, the outer wall surface of the screw thread main body is provided with a plurality of grooves along the circumferential direction, the grooves extend along the axial direction of the caulking positioning piece, and the grooves divide the screw thread main body into a plurality of protruding units arranged at intervals.

In this scheme, adopt above-mentioned structure setting, at the in-process that inlays the setting element and get into the patient, the recess can reduce air resistance, can also prevent that the setting element from rotating at the operation in-process moreover, is favorable to guaranteeing the reliability of mark, and then is favorable to guaranteeing security and the reliability of operation.

The invention also provides a matched mounting tool which is used for being matched with the orthopaedics marking embedding positioning piece;

the matched mounting tool comprises an operating rod and a clamping component connected to one end of the operating rod, the clamping component is provided with an accommodating cavity and a bayonet communicated with the accommodating cavity, the clamping component realizes clamping connection of the orthopedics mark embedding positioning piece through matching of the bayonet and the positioning groove, and the head part is embedded in the accommodating cavity;

wherein, the joint part is kept away from the one end of action bars is the end of opening, the fixed lid of degree of depth, screw thread main part with the location pointed end is from it stretches in order to be located to open the outside of joint part.

In this scheme, the joint part can carry out the block with the setting element of caulking comparatively reliably, at the in-process of setting element installation and demolising of caulking, can control the setting element of caulking reliably, and the setting element of caulking is difficult for droing or losing. Through the cooperation of caulking setting element and supporting mounting tool, strike the other end of action bars, strike power transmission head, and then can strike the caulking setting element in the bone, can simplify the installation flow of mark setting element, need not additionally to introduce other appurtenance, compare in prior art need earlier with electric tool and supporting little drill bit at the mark process of a bottom hole of regional bone surface drilling of target, new operational risk can not be introduced to the mark process in this scheme, can reduce doctor's the operation degree of difficulty greatly simultaneously, do benefit to and shorten the operating time, improve the operation efficiency.

Preferably, the clamping part is provided with a front side wall, a left side wall, a rear side wall and a right side wall which are connected end to end along the circumferential direction, and the bayonet is formed on the front side wall.

In this scheme, back side wall, left side wall and right lateral wall form the baffle, can block the setting element that inlays comparatively reliably in the joint part, and be difficult for or even can not remove about.

Preferably, the matched mounting tool further comprises a handle rod which is vertically connected to the other end of the operating rod and forms a cross structure with the operating rod;

when the orthopaedics mark caulking positioning piece and the clamping component are in a clamping state, the opening direction of the positioning groove is consistent with the axial direction of the handle rod.

In this scheme, adopt above-mentioned structure setting, the supporting mounting tool is grasped with thumb and forefinger to the operator of being convenient for, and supporting mounting tool is difficult to be followed the landing in the hand, is favorable to guaranteeing the security of operation process. Through operating lever or handle pole for when the handle pole was unanimous upwards with the opening direction of constant head tank, can guarantee that the inlay plug setting element is difficult for droing from the bayonet socket.

The invention also provides a marking assembly for marking the orthopaedics, which comprises the orthopaedics marking embedding positioning piece and the matched mounting tool.

In this scheme, through the cooperation of caulking setting element and supporting mounting tool, can simplify the installation flow of mark setting element, need not additionally to introduce other appurtenance, need earlier in prior art with electric tool and supporting little drill bit in the mark process of a bottom hole of the regional bone surface of target drilling, the mark process in this scheme can not introduce new operational risk, can reduce doctor's the operation degree of difficulty greatly simultaneously, does benefit to and shortens operation time, improves operation efficiency. In addition, the matched installation tool is connected with the caulking positioning piece in a clamping mode, the caulking positioning piece can be reliably controlled in the installation and removal process of the caulking positioning piece, and the caulking positioning piece is not prone to falling off or losing.

The invention also provides an orthopedic marking method which adopts the marking assembly, the orthopedic marking method comprises the step of installing the orthopedic marking impaction positioning piece, and the step of installing the orthopedic marking impaction positioning piece comprises the following steps:

the orthopedic marker impaction positioning piece and the matched installation tool are clamped and connected through the positioning groove and the bayonet so as to assemble a target assembly;

moving a marker assembly to a bone surface of a target region of a patient and aligning through the locating tip;

knocking one end of the operating rod, which is far away from the clamping part, so as to knock the thread main body and the positioning tip of the orthopedic marking impaction positioning piece into a bone and enable the depth fixing cover to contact the surface of the bone;

and withdrawing the matched mounting tool from the positioning groove.

Preferably, the orthopedic marking method comprises the step of removing the orthopedic marking impaction locator, and the removing the orthopedic marking impaction locator comprises the steps of:

detecting the target position of the orthopedic marker impaction positioning piece by using a probe;

moving the matched installation tool to the target position and clamping and connecting the matched installation tool with the orthopaedics mark caulking positioning piece;

and rotating the matched mounting tool, and taking down the orthopaedics mark caulking positioning piece.

On the basis of the common knowledge in the field, the above preferred conditions can be combined randomly to obtain the preferred embodiments of the invention.

The positive progress effects of the invention are as follows:

to this orthopedics mark impaction setting element, can realize the location of impaction setting element and patient bone surface through the location point end, and when the head of impaction setting element received the effort, the location point end was comparatively sharp, also is convenient for get into in the bone, is favorable to improving the efficiency of orthopedics mark. The depth-retaining cap can limit and secure the ingression of the impaction locator into the deep portion of the patient's bone. The caulking positioning piece is provided with a positioning groove, and the caulking positioning piece can be reliably controlled in the process of installation and removal of the caulking positioning piece through the clamping connection of the positioning groove and a matched installation tool, so that the caulking positioning piece is not easy to fall off or lose;

through the cooperation of the caulking positioning piece and the matched installation tool, the installation process of the marking positioning piece can be simplified, other auxiliary tools do not need to be additionally introduced, and the operation cost is saved. In addition, compare in prior art need use electric tool and supporting little drill bit to bore the mark process of a bottom hole on the bone surface in target area earlier, the mark process in this scheme can not introduce new operational risk, can reduce doctor's the operation degree of difficulty greatly simultaneously, does benefit to and shortens operation time, improves operation efficiency.

Drawings

Fig. 1 is a schematic perspective view of a caulking positioning piece according to a preferred embodiment of the present invention.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is another schematic structural view of the caulking positioning element according to a preferred embodiment of the invention.

Fig. 4 is a schematic top view of a caulking positioning element according to a preferred embodiment of the invention.

Fig. 5 is another schematic structural view of a caulking positioning piece according to a preferred embodiment of the invention.

Fig. 6 is a schematic sectional view along a-a in fig. 5.

Fig. 7 is a schematic sectional view taken along B-B in fig. 6.

Fig. 8 is an enlarged schematic view of a portion C in fig. 7.

Fig. 9 is a schematic perspective view of a mounting tool according to a preferred embodiment of the invention.

Fig. 10 is an enlarged schematic view of a portion D in fig. 9.

Fig. 11 is another structural diagram of a matched installation tool according to a preferred embodiment of the invention.

Fig. 12 is a schematic structural view of a mating installation tool and a caulking positioning element in a clamping state according to a preferred embodiment of the invention.

Fig. 13 is an enlarged schematic view of a portion E in fig. 12.

Description of reference numerals:

100 caulking locating piece

200 matched mounting tool

1 locating tip

2 groove

3 threaded body

4 fixed lid of degree of depth

5 locating slot

6 probe catching positioning nest

7 bayonet

8 operating rod

9 handle bar

10 clamping component

11 accommodating cavity

12 front side wall

13 rear side wall

14 left side wall

15 right side wall

16 head

17 connecting part

Detailed Description

The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.

As shown in fig. 1 to 8, the present embodiment discloses an orthopedic marking impaction positioning member 100, the impaction positioning member 100 includes a head 16, a depth fixing cover 4, a threaded body 3 and a positioning tip 1 from a head end to a tail end along an axial direction, the depth fixing cover 4 is used for covering the bone surface to be subjected to orthopedic marking, and a positioning groove 5 is formed between the head 16 and the depth fixing cover 4. It should be noted that the positioning groove 5 is used for snap-fit connection with the mating installation tool 200. The structure of the mating installation tool 200 can be understood in conjunction with fig. 9-13, the specific structure of which will be discussed below.

In this embodiment, can realize the location of impaction setting element 100 and patient's bone surface through location pointed end 1, and when the head 16 of impaction setting element 100 received the effort, location pointed end 1 was comparatively sharp, also is convenient for get into in the bone, is favorable to improving the efficiency of orthopedics mark. The depth-retaining cap 4 can limit and secure the penetration of the impaction locator 100 into the patient's bone. The caulking positioning piece 100 is provided with a positioning groove 5, and the caulking positioning piece 100 can be reliably controlled in the process of installing and dismantling the caulking positioning piece 100 through the clamping connection of the positioning groove 5 and the matched installing tool 200, so that the caulking positioning piece 100 is not easy to fall off or lose.

It should be noted that the above-mentioned "depth fixing cover 4 is used to cover the bone surface to be marked for orthopedics" does not necessarily limit the entirety of the depth fixing cover 4 to cover the bone surface, but only partially cover the bone surface.

Wherein the positioning tip 1 has an included angle α, and the included angle α is schematically illustrated in fig. 7. The angle α is set to ensure smooth transition of the positioning tip 1 and to make the positioning tip 1 sharp enough to enter or be knocked into the bone. The specific size of the included angle α is not limited herein, and may be set according to actual needs.

In addition, in the exemplary embodiment, as shown in fig. 4, the contact surface of the depth fixing cap 4 is designed to have a rectangular shape with a length Y and a width X.

In a preferred embodiment, as shown in fig. 1, 3, 5 and 7, the head 16 and the depth fixing cover 4 are connected by a connecting portion 17, the connecting portion 17 has two positioning grooves 5 arranged at intervals in the circumferential direction thereof, and the positioning grooves 5 are surrounded by the head 16, the connecting portion 17 and the depth fixing cover 4.

The two positioning grooves 5 are arranged, so that on one hand, the contact and connection area between the caulking positioning piece 100 and the matched installation tool 200 is increased, the caulking positioning piece 100 is prevented from rotating in the matched installation tool 200, the connection reliability is improved, and the caulking positioning piece 100 is further prevented from falling off; on the other hand, the stability of the impaction positioning piece 100 in the installation process is ensured, and the operation efficiency and the operation safety are improved.

In a preferred embodiment, as shown in fig. 1 and 5, the two positioning slots 5 are symmetrically arranged.

In another preferred embodiment, as shown in fig. 1, 3, 5 and 7, the outer wall surface of the screw body 3 is provided with tapered threads, and the pitch diameter of the tapered threads increases from the tail end to the head end along the axial direction of the caulking positioning piece 100. The structural schematic of the tapered thread can be understood with reference to fig. 2.

When the head 16 of the impaction positioning element 100 is acted by force, the impaction positioning element 100 can enter the bone layer by layer and can prevent the impaction positioning element 100 from falling off in the process that the impaction positioning element 100 enters the bone, which is beneficial to ensuring the safety of the operation.

It should be noted that the included angle β (thread inclination angle) of the tapered thread is schematically illustrated in fig. 7. Accordingly, the specific size of the included angle β is not limited herein, and may be set according to actual needs.

In another preferred embodiment, as shown in fig. 1-3 and 6-7, the outer wall surface of the screw body 3 is provided with a plurality of grooves 2 along the circumferential direction, the grooves 2 extend along the axial direction of the caulking positioning piece, and the plurality of grooves 2 divide the screw body 3 into a plurality of protruding units arranged at intervals.

Wherein, at the in-process that inlays the setting element 100 and get into the patient, recess 2 can reduce air resistance, but also can prevent that the setting element from rotating at the operation in-process, is favorable to guaranteeing the reliability of mark, and then is favorable to guaranteeing security and the reliability of operation.

It should be noted that fig. 6 is a schematic illustration of the included angle γ of the groove 2. In addition, in the present embodiment, the number of the grooves 2 is three, and the included angle γ is 90 ^° . In practice, the number of the grooves 2 is not limited to three, the specific number can be set according to actual requirements, and the included angle γ can also be set correspondingly.

In another preferred embodiment, as shown in FIGS. 7-8, the tip of the head 16 has a probe capture locating socket 6.

The probe catching and positioning socket 6 facilitates fixing and catching of probes and the like, and facilitates quick and reliable detachment of the orthopedic marker impaction positioning piece 100.

It is noted that, as an illustrative embodiment, the probe capture nest 6 is a circle with a diameter φ M, an angle of inclination δ, and the bottom of the nest has a chamfer R1.

As shown in fig. 9-13, the present embodiment also provides a mating installation tool 200 for use with the orthopedic marker impaction locator 100 described above. Specifically, the matched mounting tool 200 comprises an operating rod 8 and a clamping component 10 connected to one end of the operating rod 8, the clamping component 10 is provided with a containing cavity 11 and a bayonet 7 communicated with the containing cavity 11, the clamping component 10 realizes the clamping connection of the orthopedics mark embedding positioning piece 100 through the matching of the bayonet 7 and the positioning groove 5, and the head 16 is used for being embedded in the containing cavity 11. Wherein, the one end that the joint part 10 kept away from the action bars 8 is for opening the end, and the fixed lid of degree of depth, screw thread main part 3 and location pointed end 1 stretch from opening the end in order to be located the outside of joint part 10.

In this embodiment, the engaging member 10 can be engaged with the caulking positioning piece 100 more reliably, and in the process of installing and removing the caulking positioning piece 100, the caulking positioning piece 100 can be controlled reliably, and the caulking positioning piece 100 is not easy to fall off or lose. Through the cooperation of caulking setting element 100 and supporting mounting tool 200, strike the other end of action bars 8, the power of striking is transmitted to head 16, and then can strike in the bone with caulking setting element 100, can simplify the installation flow of mark setting element, need not additionally to introduce other appurtenance, compare in prior art need earlier with electric tool and the mark process of a bottom hole of supporting little drill bit at the regional bone surface of target drilling, new operational risk can not be introduced to the mark process in this scheme, can reduce doctor's the operation degree of difficulty greatly simultaneously, do benefit to and shorten the operating time, the efficiency of the operation is improved.

In a preferred embodiment, as shown in fig. 9-10, 12-13, the snap member 10 has a front side wall 12, a left side wall 14, a rear side wall 13 and a right side wall 15 which are connected end to end in the circumferential direction, and the bayonet 7 is formed at the front side wall 12.

The rear side wall 13, the left side wall 14 and the right side wall 15 form or can serve as a baffle, so that the caulking positioning piece 100 can be reliably clamped in the clamping part 10 and is not easy to move or even cannot move left and right.

It should be noted that the front wall 12, the left side wall 14, and the right side wall 15 may also be provided with holes that allow the respective side walls to act as baffles and reduce the weight of the associated installation tool 200.

In addition, it should be noted that, in a preferred embodiment, the mounting edge (mainly the front side wall 12) of the bayonet 7 needs to be chamfered C, specifically refer to fig. 10.

In a preferred embodiment, as shown in fig. 11, the end of the operating lever 8 remote from the snap-in part 10 has a chamfer R2.

The chamfer is arranged, so that when the knocking force is constant, the stress area of the end part of the operating rod 8 is reduced, the pressure intensity can be increased, and the operation of preventing an operator from scratching fingers in the operation process is facilitated.

In the preferred embodiment, the complementary installation tool 200 further includes a handle bar 9, and the handle bar 9 is perpendicularly connected to the other end of the operating rod 8 and forms a crisscross structure with the operating rod 8. As shown in fig. 11, both ends of the handle bar 9 also have chamfers R3 so that the handle bar 9 is both convenient to hold and does not scratch fingers.

By adopting the structure, an operator can conveniently grasp the matched mounting tool 200 by a thumb and a forefinger, the matched mounting tool 200 is not easy to slip off from the hand, and the safety of the operation process is ensured.

It should be noted that the lengths of the operating lever 8 and the handle lever 9 can be designed according to actual conditions. Further, as shown in FIG. 11, the diameter of the operation lever 8 is φ H and the diameter of the handle lever 9 is φ G, wherein φ G > φ H in the present embodiment.

As an exemplary embodiment, the operating lever 8 and the handle lever 9 are welded.

In addition, the dimensions of the mating installation tool 200 are also schematically indicated in fig. 11. The height of the clamping component 10 is S (the height direction corresponds to the axial direction of the operating rod 8), the distance from one end of the operating rod 8 connected to the clamping component 10 to the central axis of the handle rod 9 is Q, the distance from one end of the operating rod 8 far away from the clamping component 10 to the central axis of the handle rod 9 is P, and the length of the handle rod 9 except the chamfer parts at the two ends is U.

As shown in fig. 12 to 13, when the orthopedic marker impaction positioning member 100 is engaged with the engaging member 10, the opening direction of the positioning groove 5 coincides with the axial direction of the handle bar 9.

Wherein, through operation lever 8 or handle pole 9 for handle pole 9 and the unanimous time upwards of the opening direction of constant head tank 5, can guarantee that the jam setting element 100 is difficult for following bayonet 7 and droing.

It should be noted that, an installation gap is left between the bayonet 7 of the mating installation tool and the positioning groove 5 of the orthopedic marking positioning element, in this embodiment, a T (as shown in fig. 13) is left, and the main function is to install and cooperate within a tolerance range.

The present embodiment also provides a marking assembly for performing orthopedic marking, which comprises the orthopedic marking impaction locator 100 and the mating installation tool 200.

Known by the way, through the cooperation of caulking setting element 100 and supporting mounting tool 200, can simplify the installation flow of mark setting element, need not additionally to introduce other appurtenance, compare in prior art need use electric tool and supporting little drill bit earlier in the mark process of a bottom hole of the regional bone surface of target drilling, the mark process in this scheme can not introduce new operational risk, can reduce doctor's the operation degree of difficulty greatly simultaneously, do benefit to and shorten operation time, improve operation efficiency. In addition, by engaging the mating installation tool 200 with the caulking positioning piece 100, the caulking positioning piece 100 can be reliably controlled during installation and removal of the caulking positioning piece 100, and the caulking positioning piece 100 is not easily detached or lost.

In general, orthopedic marking using the marking assembly of the present embodiment includes, but is not limited to, the following advantages:

(1) can provide assistance for a surgical robot, help doctors to carry out orthopedic surgery and reasonably solve the problem that various orthopedics needs to be marked;

(2) the marking process is quick and accurate, and the operation safety is ensured;

(3) the marking process is simple, and the operation cost is saved without too many auxiliary devices;

(4) when the mark is removed, the mark positioning piece can be ensured to be clamped in a matching tool and not to slide or be lost.

The present embodiment further provides an orthopedic marking method, which uses the marking assembly, wherein the orthopedic marking method includes a step of installing the orthopedic marking impaction positioning member 100, and the step of installing the orthopedic marking impaction positioning member 100 includes the following steps:

step 100, the orthopedic marker impaction positioning piece 100 and the matched installation tool 200 are clamped and connected through the positioning groove 5 and the bayonet 7 so as to assemble a target component;

200, moving a marking assembly to the bone surface of a target area of a patient and aligning by a positioning tip 1;

step 300, knocking one end of the operating rod 8, which is far away from the clamping part, so as to knock the thread main body 3 and the positioning tip 1 of the orthopedic marking impaction positioning piece 100 into the bone and enable the depth fixing cover 4 to contact the bone surface;

and step 400, withdrawing the matched mounting tool 200 out of the positioning groove 5.

In the preferred embodiment, in steps 200 and 300, the bayonet 7 of the mating installation tool 200 faces upward when aligning. In step 400, the mating installation tool 200 is withdrawn vertically downward out of the positioning slot 5.

In a preferred embodiment, the orthopedic marker method comprises the step of removing the orthopedic marker impaction retainer 100, and removing the orthopedic marker impaction retainer 100 comprises the steps of:

step 10, detecting the target position of the orthopedic marker impaction positioning piece 100 by using a probe;

step 20, moving the matched installation tool 200 to a target position and clamping and connecting the matched installation tool with the orthopedics mark impaction positioning piece 100;

and 30, rotating the matched mounting tool 200, and removing the orthopedic marker impaction positioning piece 100.

In step 20, after the probe test is completed, the bayonet 7 of the matched installation tool 200 is vertically upward to be matched with the positioning groove 5. In step 30, the removal of the orthopaedic marker impaction locator 100 is achieved by rotating the mating installation tool 200 clockwise or counterclockwise, depending on the actual design requirements.

In the invention, through the matching of the caulking positioning piece 100 and the matched installation tool 200, the installation process of the marking positioning piece can be simplified, other auxiliary tools do not need to be additionally introduced, and the operation cost is saved. In addition, compare in prior art need use electric tool and supporting little drill bit to bore the mark process of a bottom hole on the bone surface in target area earlier, the mark process in this scheme can not introduce new operational risk, can reduce doctor's the operation degree of difficulty greatly simultaneously, does benefit to and shortens operation time, improves operation efficiency.

While specific embodiments of the invention have been described above, it will be understood by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.

Claims (10)

1. The utility model provides an orthopedics mark caulking setting element, its characterized in that, the caulking setting element includes head, the fixed lid of degree of depth, screw thread main part and location pointed end from the head end to the tail end along the axis direction, the fixed lid of degree of depth is used for covering to locate the bone surface of treating carrying out the orthopedics mark, the head with be formed with the constant head tank between the fixed lid of degree of depth.

2. The orthopedic marker impaction locator of claim 1 wherein said head portion and said depth fixation cap are connected by a connecting portion having two said locating grooves disposed opposite each other in a circumferential direction thereof, said locating grooves being enclosed by said head portion, said connecting portion and said depth fixation cap.

3. The orthopedic marker impaction positioning element of claim 1, wherein the outer wall surface of the threaded body is provided with tapered threads, and the pitch diameter of the tapered threads increases progressively from the trailing end to the leading end along the axial direction of the impaction positioning element.

4. The orthopedic marker impaction spacer of claim 3, wherein the outer wall surface of the threaded body is provided with a plurality of grooves along the circumferential direction, the grooves being along the axial direction of the impaction spacer, and the plurality of grooves dividing the threaded body into a plurality of protrusion units arranged at intervals.

5. A kit for use with an orthopaedic marker impaction locator according to any of claims 1 to 4;

the matched mounting tool comprises an operating rod and a clamping component connected to one end of the operating rod, the clamping component is provided with an accommodating cavity and a bayonet communicated with the accommodating cavity, the clamping component realizes clamping connection of the orthopedics mark embedding positioning piece through matching of the bayonet and the positioning groove, and the head part is embedded in the accommodating cavity;

wherein, the one end that the joint part is kept away from the action bars is the open end, the fixed lid of degree of depth, screw thread main part and location pointed end stretch from the open end in order to be located the outside of joint part.

6. The mating installation tool of claim 5 wherein said snap-fit member has an end-to-end front side wall, a left side wall, a rear side wall and a right side wall in a circumferential direction, said bayonet being formed in said front side wall.

7. The complementary installation tool of claim 5, further comprising a handle bar perpendicularly connected to the other end of the operating bar and forming a criss-cross configuration with the operating bar;

when the orthopaedics mark caulking positioning piece and the clamping component are in a clamping state, the opening direction of the positioning groove is consistent with the axial direction of the handle rod.

8. Marking assembly for performing orthopaedic marking, characterized in that it comprises an orthopaedic marking impaction locator according to any of claims 1 to 4 and a complementary installation tool according to any of claims 5 to 7.

9. An orthopaedic marking method using a marking assembly according to claim 8, comprising the step of installing the orthopaedic marking impaction locator and the step of installing the orthopaedic marking impaction locator comprises the steps of:

the orthopedic marker impaction positioning piece and the matched installation tool are clamped and connected through the positioning groove and the bayonet so as to assemble a target assembly;

moving a marker assembly to a bone surface of a target region of a patient and registering with the locating tip;

knocking one end of the operating rod far away from the clamping part so as to knock the thread main body and the positioning tip of the orthopaedics mark impaction positioning piece into a bone and enable the depth fixing cover to contact the surface of the bone;

and withdrawing the matched mounting tool from the positioning groove.

10. The orthopedic marking method of claim 9, comprising the step of removing the orthopedic marking impaction locator, and wherein removing the orthopedic marking impaction locator comprises the steps of:

detecting the target position of the orthopedic marker impaction positioning piece by using a probe;

moving the matched installation tool to the target position and clamping and connecting the matched installation tool with the orthopaedics mark caulking positioning piece;

and rotating the matched mounting tool, and taking down the orthopaedics mark caulking positioning piece.

Images