CN111973321A - Chin implant with split embedded structure - Google Patents

Abstract

The invention provides a chin implant with a split fitting structure, comprising a left prosthesis part, a right prosthesis part and a butt joint; wherein the butt part comprises a first butt joint formed on the right side of the left prosthesis part and a second abutting part formed on the left side of the right prosthesis part, the first butt joint part and the second abutting part are fitted with each other to connect the left prosthesis part and the right prosthesis part as a whole. The invention reduces the difficulty of implantation, and the incision is small to reduce the damage to the blood vessels of the mandibular gingiva.

Description

A chin implant with split chimeric structure

technical field

The present invention relates to a chin implant with a split-body fitting structure.

Background technique

At present, the main methods of mandibular plastic surgery are implantation and injection. Among them, in the prosthesis implantation method, a mandibular prosthesis (chin implant) made of, for example, silicone rubber or expanded polytetrafluoroethylene is implanted into the mandible of the beautician, and the shape of the chin of the beautician is repaired. , to achieve the beauty effect of making the beautician's chin full and coordinating with the face. The shape of the chin implant can be customized according to the facial proportions and mandibular shape of the plastic surgeon.

Chinese patent document CN201759700U discloses a mandibular prosthesis, the mandibular prosthesis is arc-shaped, comprising a reinforced expanded polytetrafluoroethylene layer, and several soft layers disposed outside the reinforced expanded polytetrafluoroethylene layer type expanded polytetrafluoroethylene layer. Among them, the reinforced expanded polytetrafluoroethylene plays a role of bone support, and the hardness of the soft expanded polytetrafluoroethylene layer is close to that of the dermis, so that after the patient is implanted with the mandibular prosthesis, the appearance is realistic and natural.

Chinese patent document CN105030371A discloses a chin prosthesis. The main body of the chin prosthesis is in the shape of an arc strip, the projection in the front view is in the shape of an arc, and the projection in the top view is in the shape of a shuttle. It also includes a fixing structure arranged on the body, and the chin prosthesis is closely combined with the human tissue through the fixing structure; The fixing structure is arranged on the body, so that the chin prosthesis is closely combined with the human tissue, which overcomes the defect that the chin prosthesis is easy to move and causes easy deformation, and improves the reliability and stability of the cosmetic effect.

The chin implant in the prior art is a whole, the operation of the implantation process is difficult, the required incision is large, and the blood vessels below the incision must be cut off, which easily causes great damage to the blood vessels of the mandibular gingiva;

In addition, the chin implants in the prior art also have problems of warping or hollowing in the middle caused by poor application effect.

SUMMARY OF THE INVENTION

In view of the defects of the prior art, the main purpose of the present invention is to provide a chin implant with a split chimeric structure, which reduces the difficulty of implantation, and the incision is small to reduce the damage to the blood vessels of the mandibular gingiva. .

In order to achieve the above-mentioned object of the present invention, the present invention provides a chin implant with a split chimeric structure, comprising:

left prosthetic component;

right prosthetic component; and

docking parts;

The abutting part includes a first abutting part formed on the right side of the left prosthesis part, and a second abutting part formed on the left side of the right prosthesis part. The component and the right prosthetic component are connected in one piece.

In the above technical solution of the present invention, the split fitting structure is adopted, and the left prosthesis part and the right prosthesis part are connected into one through the fitting relationship between the first butt joint part and the second butt joint part, which greatly reduces the The size of the incision during the implantation process is greatly reduced, and the damage to the blood vessel during the implantation process is greatly reduced. Shaping effect.

According to another specific embodiment of the present invention, at least one set of mating structures that can be snap-fitted to each other are provided on the first butt-joint part and the second butt-joint part, and the first butt-joint part and the second butt-joint are realized by the fit-in structures. The parts are perfectly butted, and the left prosthetic part and the right prosthetic part can be tightly connected as a whole.

According to another specific embodiment of the present invention, the fitting structure includes a concave portion formed with a notch, a protruding portion that can be inserted into the concave portion and matched with the notch of the concave portion, and when the protruding portion is completely inserted into the concave portion, the right prosthesis part of the left The side edge and the left edge of the right prosthetic component are in close contact with each other.

According to another specific embodiment of the present invention, it is characterized in that the fitting structure further comprises a locking portion and a holding portion, and the locking portion and the holding portion are respectively provided in the corresponding regions of the protruding portion and the concave portion for limiting The first abutting member and the second abutting member in the fitted state relatively move in the pull-out direction.

After the implantation of the left prosthesis part and the right prosthetic part is completed, the prosthetic part and the concave part are fitted with each other. At this time, under the cooperation of the locking part and the holding part, the left prosthesis part and the right prosthetic part are kept in the same position. Fitting state without loose phenomenon, good fitting effect.

According to another specific embodiment of the present invention, two sets of upper and lower fitting structures are provided, and the concave portion in the upper fitting structure is formed on the first abutting member and the protruding portion is formed on the second abutting member, which is located below In the fitting structure, the protrusions are formed on the first abutting part and the concave parts are formed on the second abutting part.

According to another specific embodiment of the present invention, it is characterized in that, the inner side and/or the outer side of the chin implant that fits with the tissues of the lower chin of the human body is provided with a non-slip attachment structure, and the chin implant passes through The non-slip attachment structure is closely attached to human tissue.

According to another specific embodiment of the present invention, the non-slip attachment structure includes a recessed attachment groove formed to match the shape of the main body of the chin implant, and a number of sand particles and/or anti-slip particles are arranged in the attachment slot. A channel, in which a number of sand particles occupy at least part of the attachment channel in a uniform arrangement or in a sheet arrangement or in an opposite arrangement.

The grooves may at least partially occupy the attachment grooves in a lateral distribution or a longitudinal distribution or a combination of lateral and vertical.

According to another specific embodiment of the present invention, the height of the several sand bodies does not exceed the groove depth of the attachment groove, that is, the sand surface formed by the surfaces of the several sand bodies is set to be no larger than the chin implant. body surface.

Specifically, the shape of the sand particles can be regular shapes such as uprights, cylinders, prisms, etc., or other irregular shapes.

According to another specific embodiment of the present invention, both the left prosthesis part and the right prosthesis part are provided with one or more fixing holes penetrating through themselves.

According to another specific embodiment of the present invention, the chin implant has an arcuate main body, and the upper edge of the middle portion of the chin implant protrudes upward and then folds inward to form an arc-shaped positioning portion.

The present invention has the following beneficial effects:

The chin implant of the present invention adopts a split chimeric structure, and the incision required in the implantation process is small, which greatly reduces the damage to the mandibular gingival blood vessels and reduces the difficulty of implantation.

The chin implant in the present invention is divided into two parts, the left prosthesis part and the right prosthesis part can fit closely with the mandible respectively, and the left prosthesis part and the right prosthesis part are applied to the mandible of the patient. The effect is good, avoiding the occurrence of the chin implant being lifted or the hollow in the middle.

The chin implant of the present invention adopts a non-slip attachment structure, has mutually matched attachment grooves, sand bodies and/or grooves, has a neat appearance, good anti-slip effect, and will not cause displacement after implantation.

The present invention will be further described in detail below in conjunction with the accompanying drawings.

Description of drawings

Fig. 1 is the structural representation of the chin implant embodiment 1 of the present invention;

Fig. 2 is the top view of Fig. 1;

Fig. 3 is the rear view of Fig. 1;

Fig. 4 is the side view of Fig. 1;

Fig. 5 is the schematic diagram of the separated state of the chin implant embodiment 1 of the present invention;

Fig. 6 is the structural representation of the chin implant embodiment 2 of the present invention;

Fig. 7 is the top view of Fig. 6;

Fig. 8 is the rear view of Fig. 6;

FIG. 9 is a side view of FIG. 6 .

Detailed ways

Example 1

A chin implant with a split fitting structure, as shown in Figures 1-5, includes a left prosthesis part 10, a right prosthesis part 20, and is used for connecting the left prosthesis part 10 and the right prosthesis part 20. The docking part 30 of the present invention, wherein the docking part 30 comprises a first docking part 31 and a second docking part 32, the first docking part 31 is formed on the right side of the left prosthesis part 10, and the second docking part 32 is formed on the right prosthesis part 20 On the left side, the first abutting part 31 and the second abutting part 32 are fitted with each other to connect the left prosthesis part 10 and the right prosthesis part 20 as a whole.

Referring again to FIG. 1 , the first butt joint 31 and the second butt joint 32 are connected by opposite snap-fit connections through the upper and lower sets of fitting structures 40a and 40b, and the fitting structure 40a located in the upper group is taken as an example for introduction. , as shown in Figure 5:

The fitting structure 40a includes a concave portion 41 formed on the first abutting member 31 and a protruding portion 42 formed on the second abutting member 32, wherein the right side of the concave portion 41 has a notch, and the shape of the protruding portion 42 is the same as the shape of the notch. The shape is adapted to be able to be inserted into the recess 41 in the left-right direction.

The connection between the protruding part 42 and the concave part 41 is fitted with each other so that the right edge of the left prosthesis part 10 and the left edge of the right prosthesis part 20 are closely integrated with each other.

Further, in order to maintain the stability of the fitting state, in a preferred example of the present invention, the fitting structure 40 further includes a locking portion 43 and a holding portion 44, and the locking portion 43 and the holding portion 44 are respectively provided on the protruding portion 42 and the concave portion. The contact area on the 41 is used to limit the relative movement of the first abutting member 31 and the second abutting member 32 in the mating state in the pulling out direction, wherein the locking portion 43 is, for example, a friction provided at the edge of the recessed portion 41. The retaining portion 44 is, for example, a friction surface, an anti-slip tooth, or a bump or the like that is fastened with the locking portion 43 .

In the present embodiment, an anti-slip attachment structure 50 is provided on the inner side of the chin implant body that adheres to the tissues of the lower chin of the human body, and the outer surface is a smooth surface. Tissue fits tightly.

A preferred anti-slip attachment structure 50 includes a recessed attachment groove 51 formed to match the shape of the main body of the chin implant, and a plurality of channels 52 for anti-slip are provided in the attachment slot 51, referring to FIG. 3 again, The channel 52 may occupy the main area of the attachment groove 51 in a horizontal and vertical combination. The longitudinal distribution occupies the main area of the attachment groove 51 .

In this embodiment, the attachment groove 51 cooperates with a plurality of channels 52 to form a second-order groove structure, which can more effectively prevent displacement, improve the anti-slip ability, and has a good application effect on the mandible of the patient, which can almost Completely avoid the occurrence of chin implants that are tilted up or hollowed out in the middle.

In this embodiment, the left prosthesis part 10 and the right prosthesis part 20 are connected as a whole by the docking part 30 , forming an arcuate main body 60 and an arcuate positioning part 70 formed above the middle of the main body 60 . The positioning portion 70 is formed by protruding upward from the upper edge of the middle portion of the main body 60 and then being folded inward to provide better positioning effect.

Wherein, the left prosthesis part 10 is provided with a fixing hole 11 that penetrates itself, and the right prosthesis part 20 is provided with a fixing hole 21 that penetrates itself. The fixing holes 11 and 21 are preferably symmetrical to each other; the fixing hole 11 The aperture of 21 is preferably 1 mm to 5 mm. On the one hand, it provides space for the growth of human tissue after surgery, so as to effectively prevent the sliding and displacement of the prosthesis after surgery. The tissue is separated from the prosthesis, reducing the difficulty of the operation and the pain of the patient.

Example 2

A chin implant with a split fitting structure, as shown in FIGS. 6-9 , this embodiment differs from Embodiment 1 in that the arrangement of the anti-slip attachment structure 50 is different.

In this embodiment, an anti-slip attachment structure 50 is provided on both the inner side and the outer side of the chin implant body that adheres to the tissue of the lower chin of the human body, and the chin implant body is closely attached to the human body tissue through the anti-slip attachment structure 50 fit.

The anti-slip attachment structure 50 in this embodiment includes an attachment groove 51 formed in a recess that matches the shape of the main body of the chin implant, and a number of sand particles 53 are provided in the attachment groove 51 for anti-slip, wherein several sand particles The attachment grooves 51 are at least partially occupied by 53 in a uniform arrangement or in a sheet arrangement or in an opposite arrangement.

Further, the height of the several sand bodies 53 does not exceed the groove depth of the attachment groove 51, that is, the sand surface formed by the surfaces of the several sand bodies 53 is set to not exceed the main body surface of the chin implant, so as to be compatible with the chin implant. The attachment grooves 51 form an anti-slip effect to improve comfort.

Specifically, the shape of the sand body 53 may be the same or different, for example, the shape of the sand body may be a regular shape such as a column, a cylinder, a prism, or other irregular shapes.

In other examples of the present invention, the channel 52 and the sand body 53 may be provided in the attachment groove 51 at the same time.

Although the present invention is disclosed above with preferred embodiments, it is not intended to limit the scope of implementation of the present invention. Any person of ordinary skill in the art can make some improvements without departing from the scope of the present invention, that is, all equivalent improvements made according to the present invention should be covered by the scope of the present invention.

Claims (10)

1. A chin implant having a split engagement structure, comprising:

a left prosthetic component;

a right prosthetic component; and

a docking component;

the butt joint component comprises a first butt joint component formed on the right side of the left prosthesis component and a second butt joint component formed on the left side of the right prosthesis component, and the first butt joint component and the second butt joint component are mutually embedded to connect the left prosthesis component and the right prosthesis component into a whole.

2. A chin implant having split engagement structures according to claim 1, wherein the first and second parts have at least one set of engagement structures for snap-fit engagement in opposing directions.

3. A chin implant according to claim 2 wherein the engagement formation includes a recess defining a gap, and a projection that is insertable into the recess and mates with the gap of the recess, wherein when the projection is fully inserted into the recess, the right side edge of the left prosthetic component and the left side edge of the right prosthetic component abut one another.

4. A chin implant having a split-body fitting structure according to claim 3, wherein the fitting structure further includes a catching portion and a holding portion, the catching portion and the holding portion being provided at corresponding regions of the projecting portion and the recessed portion, respectively, for restricting relative movement of the first and second abutting members in the fitted state in a direction of extraction.

5. A chin implant having split fitting structures according to claim 3, wherein there are provided upper and lower sets of the fitting structures, a concave portion in the upper fitting structure being formed on the first butt member and a convex portion being formed on the second butt member, and a convex portion in the lower fitting structure being formed on the first butt member and a concave portion being formed on the second butt member.

6. A chin implant according to any one of claims 1 to 5 having a split engagement structure, wherein the chin implant is provided with an anti-slip attachment structure on the inner side and/or outer side to which the chin tissue of the human body is attached, and the chin implant is brought into close contact with the tissue of the human body via the anti-slip attachment structure.

7. A chin implant according to claim 6, wherein the anti-slip attachment structure comprises an attachment groove recessed to match the shape of the main body of the chin implant, and a plurality of anti-slip granules and/or channels are provided in the attachment groove, wherein the granules at least partially occupy the attachment groove in a uniform arrangement, a sheet arrangement, or an opposing arrangement.

8. A chin implant having a split fit arrangement as claimed in claim 7, wherein the height of the plurality of granules does not exceed the depth of the attachment groove.

9. A chin implant having a split engagement structure as claimed in claim 1, wherein the left prosthetic component and the right prosthetic component each have one or more fixation holes therethrough.

10. A chin implant having a split engagement structure as claimed in claim 1, wherein the chin implant has an arcuate main body, and an upper middle edge of the chin implant protrudes upward and then converges inward to form an arc-shaped positioning portion.

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