CN214511354U

CN214511354U - Periosteum nail remover

Info

Publication number: CN214511354U
Application number: CN202120208362.5U
Authority: CN
Inventors: 黄胜利
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-10-29
Anticipated expiration: 2031-01-26

Abstract

The utility model provides a periosteum nail remover, which belongs to the field of oral medical equipment and comprises an operating handle, wherein one end of the operating handle is provided with a first clamping head, the other end of the operating handle is provided with a second clamping head, one end of the operating handle, which is far away from the first clamping head, is arranged in an arc shape, and the thickness of the tail end of the operating handle is thinned; an open slot is formed in one end, far away from the operating handle, of the first clamping head, a clamping hole is formed in one end, close to the operating handle, of the open slot, a clearance hole is further formed in the first clamping head, and a connecting groove for communicating the clamping hole and the clearance hole is formed between the clamping hole and the clearance hole; the structure of the second clamping head is the same as that of the first clamping head, and the specifications of the first clamping head and the second clamping head are the same or different. The utility model discloses can take out periosteum nail smoothly, practice thrift operation time, the operation of being convenient for goes on smoothly.

Description

Periosteum nail remover

Technical Field

The utility model belongs to oral cavity medical equipment field relates to the implant tooth operation, especially relates to periosteum nail remover.

Background

In the operation process of the mode treatment tooth disappearance of adopting kind implant, there is some patients' alveolar bone volume not enough, need split the alveolar bone, fill the bone meal, then cover with the periosteum, fix the periosteum nail on the alveolar bone with the periosteum nail to avoid the periosteum to flow out, treat that the alveolar bone heals up again and grows up the back, need get rid of the periosteum nail, do not have the instrument of taking out of periosteum nail at present, adopt dental forceps or needle-holding forceps to press from both sides and get out generally.

The periosteum nail taking-out tool used at present is quite uncomfortable and can not be pulled out for a long time, so that the operation time is prolonged, the psychological pressure of doctors and patients is caused, the operation is not facilitated, instruments can be damaged sometimes, the process is complicated, and even more, healed alveolar bones are cracked, so that the operation fails.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is to provide a periosteum nail remover, solve above-mentioned problem, take out the periosteum nail smoothly, practice thrift operating time, the operation of being convenient for goes on smoothly.

In order to solve the technical problem, the utility model discloses a technical scheme is: the periosteum nail remover comprises an operating handle, wherein one end of the operating handle is provided with a first clamping head, the other end of the operating handle is provided with a second clamping head, one end of the first clamping head, which is far away from the operating handle, is arranged in an arc shape, and the thickness of the tail end of the first clamping head is thinned, and one end of the second clamping head, which is far away from the operating handle, is arranged in an arc shape, and the thickness of the tail end of the second clamping head is thinned; an open slot is formed in one end, far away from the operating handle, of the first clamping head, a clamping hole is formed in one end, close to the operating handle, of the open slot, a clearance hole is further formed in the first clamping head, and a connecting groove for communicating the clamping hole and the clearance hole is formed between the clamping hole and the clearance hole; the structure of the second clamping head is the same as that of the first clamping head, and the specifications of the first clamping head and the second clamping head are the same or different.

Furthermore, the arc bending directions of the first clamping head and the second clamping head are opposite, the thickness of the tail end of the first clamping head is sequentially reduced and thinned, and the thickness of the tail end of the second clamping head is sequentially reduced and thinned.

Furthermore, the open slot is the V-arrangement groove, the V-arrangement groove with be equipped with first transition circular arc between the centre gripping hole, the centre gripping hole with be equipped with second transition circular arc between the spread groove.

Furthermore, the vertical central planes of the clamping hole, the connecting groove and the avoiding hole are arranged in a superposition mode, the width of the connecting groove is 4% -5% of the radius of the clamping hole, and the diameter of the avoiding hole is larger than that of the clamping hole.

Furthermore, the diameter of the clamping hole is D, the size L of the intersection of the clamping hole and the open slot is L, the diameter of the neck of the periosteal nail is D, D is less than D, D-0.02 is less than or equal to D-0.1, L is less than D, and D-0.02 is less than or equal to L is less than or equal to D-0.1.

Furthermore, the tail end of the first clamping head is fan-shaped, and the radian of the outer side of the first clamping head is larger than that of the inner side.

Furthermore, operating handle is the column, and the outer lane is equipped with a plurality of centre gripping planes, and operating handle's both ends are the ground calabash structure of increase frictional force.

Furthermore, both ends of the operating handle are provided with countersunk holes, and the first clamping head and the second clamping head are respectively inserted into the countersunk holes and are in clearance fit with each other.

Compared with the prior art, the utility model has the advantages and positive effect as follows.

1. The utility model is provided with an operating handle, the two ends of the handle are provided with a first clamping head, the first clamping head is provided with an open slot, a clamping hole and a position avoiding hole, the open slot is used for conveniently and accurately positioning the periosteum nail in the clamping hole, the position avoiding hole is used for providing certain elasticity for the working end part, the clamping hole is convenient for clamping the periosteum nail, the whole structure is simple and rapid to operate, the working efficiency is greatly improved, the operation time is saved, and the operation is smoother; 2. on the basis of the arrangement of the first clamping head, a second clamping head can be arranged at the other end of the operating handle, the specification of the second clamping head is different from that of the first clamping head, different use conditions can be met, and the replacement frequency is reduced; 3. the utility model discloses set up detailed parameter, the diameter of centre gripping hole is D, the size L of the crossing mouth of centre gripping hole and open slot, the neck diameter of periosteum nail is D, D < D, D-0.02 is less than or equal to D and is less than or equal to D-0.1, L < D, D-0.02 is less than or equal to L and is less than or equal to D-0.1, satisfy under the prerequisite of above parameter, the centre gripping is more reliable and more stable.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

FIG. 1 is a schematic view of the periosteal nail remover of the present invention;

FIG. 2 is a sectional view of the operating handle of the present invention;

FIG. 3 is a front view of the first clamping head of the present invention;

FIG. 4 is a rear view of the first clamping head of the present invention;

figure 5 is a detail view of section a of figure 3 of the present invention;

FIG. 6 is a front view of the second clamping head of the present invention;

fig. 7 is a rear view of the second clamping head of the present invention;

fig. 8 is a schematic structural view of the periosteal nail of the present invention.

Reference numerals:

1. an operating handle; 11. clamping a plane; 12. a countersunk hole; 2. a first gripping head; 21. an open slot; 22. a clamping hole; 221. a first transition arc; 222. a second transition arc; 23. connecting grooves; 24. avoiding holes; 3. a second gripping head; 5. periosteum screws.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

As shown in fig. 1-8, the utility model relates to a periosteum nail remover, which comprises an operating handle 1, wherein one end of the operating handle 1 is provided with a first clamping head 2, the other end is provided with a second clamping head 3, the end of the first clamping head 2 far away from the operating handle 1 is arranged in an arc shape and the thickness of the tail end is thinned, and the end of the second clamping head 3 far away from the operating handle 1 is arranged in an arc shape and the thickness of the tail end is thinned;

an open slot 21 is formed in one end, far away from the operating handle 1, of the first clamping head 2, a clamping hole 22 is formed in one end, close to the operating handle 1, of the open slot 21, a clearance hole 24 is further formed in the first clamping head 2, and a connecting groove 23 for communicating the clamping hole 22 with the clearance hole 24 is formed between the clamping hole 22 and the clearance hole 24; the structure of second holding head 3 is the same with the structure of first holding head 2, and the specification of first holding head 2 and second holding head 3 is the same or different, according to actual conditions, sets up to different specifications more, can satisfy different service conditions, has reduced the frequency of changing.

Preferably, the crooked opposite direction of arc of first clamping head 2 and second clamping head 3, the in-process that different ends were used, but operating handle 1 equidirectional and position atress promote operating handle 1's life, and the terminal thickness of first clamping head 2 diminishes the attenuation in proper order, and the terminal thickness of second clamping head 3 diminishes the attenuation in proper order, conveniently inserts the below of 5 tip of periosteum nail, promotes the convenience of operation.

Preferably, open slot 21 is the V-arrangement groove, is equipped with first transition circular arc 221 between V-arrangement groove and the centre gripping hole 22, is equipped with second transition circular arc 222 between centre gripping hole 22 and the spread groove 23, has avoided stress concentration in the use, can not cause the damage to periosteum nail 5 moreover, avoids having some bits foam to drop in the oral cavity, promotes clean cleanliness.

Preferably, the vertical central planes of the clamping hole 22, the connecting groove 23 and the avoiding hole 24 are overlapped, the width of the connecting groove 23 is 4% -5% of the radius of the clamping hole 22, and the diameter of the avoiding hole 24 is larger than that of the clamping hole 22; more preferably, the diameter of the clamping hole 22 is D, the size L of the intersection of the clamping hole 22 and the open slot 21 is L, the diameter of the neck of the periosteal nail 5 is D, D is less than D, D-0.02 is less than or equal to D-0.1, L is less than D, D-0.02 is less than or equal to L is less than or equal to D-0.1, and the clamping is more stable and reliable on the premise of meeting the parameters.

Preferably, the end of first holding head 2 is fan-shaped, and the radian in the 2 outsides of first holding head is greater than inboard radian, and inboard radian is close the plane setting, conveniently fixes a position and the centre gripping to periosteum nail 5, and difficult skidding, the setting of upwarping of the end of inboard radian moreover, difficult landing after periosteum nail 5 takes out further promotes the stability in the use.

Preferably, the operating handle 1 is columnar, so that materials can be conveniently taken, the processing cost is reduced, the outer ring is provided with the plurality of clamping planes 11, so that the clamping is conveniently carried out by a pair of pliers, the slipping is not easy, the stability is improved, the friction force can be increased by manual operation, and the friction force is increased by the aid of the ground hoist structure for increasing the friction force at the two ends of the operating handle 1; more preferably, the two ends of the operating handle 1 are conical, and the operating handle is conveniently matched with the first clamping head 2 and the second clamping head 3, so that the appearance connection is smoother, and the appearance is good; first holding head 2 and second holding head 3 are the toper structure, and the end reduces gradually, guarantees the intensity of upper end, and the fan-shaped and structure of lower extreme reduces, and occupation space is little, the operation in the oral cavity of being convenient for.

Preferably, operating handle 1's both ends all are equipped with counter sink 12, and stair structure can carry out the accurate positioning to first holding head and/or second holding head 3 after changing, and first holding head 2 and second holding head 3 are pegged graft respectively at counter sink 12 and clearance fit, and the convenience is at the in-process of in-service use, changes the first holding head 2 and the second holding head 3 of different specifications, satisfies different operation requirements, promotes operating handle 1's the rate of adaptation, reduce cost.

In the actual working process, the first clamping head 2 or the second clamping head 3 is determined to be used according to the specification of the periosteal nail 5, or the clamping head with the corresponding specification is selected, namely the diameter of the clamping hole 22 is close to that of the periosteal nail 5, the following conditions that D is less than D, D-0.02 is more than or equal to D and is less than or equal to D-0.1 are met, the opening groove 21 of the working end faces the periosteal nail 5, the periosteal nail 5 is wedged between periosteal nail 5 and periosteum, force is applied along a handle until the neck of the periosteal nail 5 reaches the clamping hole 22 and is clamped in the clamping hole 22, the periosteal nail 5 is pried out from the alveolar bone by utilizing lever force and then taken out of the oral cavity of a patient, the opening groove 21 has the function of conveniently and accurately positioning the periosteal nail 5 in the clamping hole 22, the position avoiding hole 24 has the function of providing certain elasticity for the working end part, the clamping hole 22 is convenient to clamp the periosteal nail 5, the whole structure is simple to operate, the operation is rapid, the working efficiency is greatly improved, the operation time is saved, and the operation is smoother.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. Periosteum nail remover, its characterized in that: including operating handle, operating handle's one end is equipped with first supporting head, first supporting head is kept away from operating handle's one end becomes the arc setting and terminal thickness attenuation, first supporting head is kept away from operating handle's one end is equipped with the open slot, the open slot is close to operating handle's one end is equipped with the centre gripping hole, still be equipped with on the first clamping head and keep away a hole, the centre gripping hole with keep away and be equipped with the two spread groove of intercommunication between the hole.

2. The periosteal nail remover as claimed in claim 1, wherein: the other end of the operating handle is provided with a second clamping head, one end of the second clamping head, which is far away from the operating handle, is arranged in an arc shape, the thickness of the tail end of the second clamping head is thinned, the structure of the second clamping head is the same as that of the first clamping head, and the specifications of the first clamping head and the second clamping head are the same or different.

3. The periosteal nail remover as claimed in claim 2, wherein: the arc bending directions of the first clamping head and the second clamping head are opposite, the thickness of the tail end of the first clamping head is sequentially reduced and thinned, and the thickness of the tail end of the second clamping head is sequentially reduced and thinned.

4. The periosteal nail remover as claimed in claim 1, wherein: the open slot is the V-arrangement groove, the V-arrangement groove with be equipped with first transition circular arc between the centre gripping hole, the centre gripping hole with be equipped with second transition circular arc between the spread groove.

5. A periosteal nail remover according to any one of claims 1-4, wherein: the clamping hole, the connecting groove and the vertical central plane of the avoiding hole are arranged in a superposition mode, the width of the connecting groove is 4% -5% of the radius of the clamping hole, and the diameter of the avoiding hole is larger than that of the clamping hole.

6. A periosteal nail remover according to any one of claims 1-4, wherein: the diameter of the clamping hole is D, the size L of the intersection of the clamping hole and the open slot is L, the diameter of the neck of the periosteal nail is D, D is less than D, D-0.02 is less than or equal to D-0.1, L is less than D, and D-0.02 is less than or equal to L is less than or equal to D-0.1.

7. A periosteal nail remover according to any one of claims 1-4, wherein: the tail end of the first clamping head is fan-shaped, and the radian of the outer side of the first clamping head is larger than that of the inner side.

8. A periosteal nail remover according to any one of claims 1-4, wherein: the operating handle is columnar, the outer ring is provided with a plurality of clamping planes, and two ends of the operating handle are of ground hoist structures for increasing friction force.

9. A periosteal nail remover according to any one of claims 1-4, wherein: the two ends of the operating handle are provided with countersunk holes, and the first clamping head and the second clamping head are respectively inserted into the countersunk holes and are in clearance fit with each other.