CN213552505U - Maxillary sinus floor lifting device - Google Patents

Abstract

The utility model discloses a maxillary sinus bottom lifting device, which comprises a maxillary sinus body, wherein a maxillary sinus membrane is arranged in the maxillary sinus body, a plurality of absorbable bone materials are filled in the maxillary sinus body, a first barrier membrane is arranged between the absorbable bone materials and the maxillary sinus membrane, an internal implant is inserted in the maxillary sinus body, the top end of the internal implant is embedded in the absorbable bone materials, an external implant is arranged at the bottom end of the internal implant and is positioned on the external thread of the maxillary sinus body, a second barrier membrane is fixedly bonded on the outer wall of the maxillary sinus body, the maxillary sinus bottom lifting device is provided with an internal implant and an external implant, the external implant is arranged on the internal implant by thread, the external implant is convenient to replace, when a damaged dental prosthesis is replaced, the external implant only needs to be detached from the internal implant, the built-in implant does not need to be replaced, and the maintenance convenience is greatly improved.

Description

Maxillary sinus floor lifting device

Technical Field

The utility model relates to a hoisting device, in particular to maxillary sinus floor hoisting device belongs to dentistry technical field.

Background

Dentistry, one of the medical disciplines, generally incorporated in the oral department in large hospitals, mainly treats tooth and periodontal related diseases, and particularly, when a denture is implanted, a maxillary sinus floor lifting device is required, when a maxillary posterior tooth is lost, the bottom wall of a maxillary sinus is lowered to the position of the original root of the lost tooth, and at this time, once the implant is implanted, the maxillary sinus wall can be penetrated, and in order to implant the implant, a synthetic bone substitute is often required to be transplanted to lift the implant to the original position, so that the implant can be ensured to be in the maxillary bone.

Traditional maxillary sinus floor lifting device in actual use, the firm gomphosis of the internal bone tissue of implant and maxillary sinus is when changing after the tooth false body damages, is difficult to change the implant, greatly reduced its convenience of maintaining to this, need design a maxillary sinus floor lifting device.

SUMMERY OF THE UTILITY MODEL

The utility model provides a maxillary sinus floor hoisting device, the effectual implant that exists among the prior art of having solved and the internal firm gomphosis of bone tissue of maxillary sinus when changing after the tooth false body damages, is difficult to change the implant, has reduced the problem of its convenience of maintaining.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a maxillary sinus bottom hoisting device, including the maxillary sinus body, the internal maxillary sinus membrane that is equipped with of maxillary sinus, the internal packing of maxillary sinus has a plurality of bone materials that can absorb, and is a plurality of can absorb be equipped with first barrier membrane between bone material and the maxillary sinus membrane, the internal built-in planting body that has inserted of maxillary sinus, just the top of built-in planting body imbeds in a plurality of bone materials that can absorb and is connected rather than the block, external planting body is installed to the bottom of built-in planting body and the outside screw thread that is located the maxillary sinus body, it has second barrier membrane to fix on the outer wall of maxillary sinus body to bond.

As an optimal technical scheme of the utility model, it has the notes material opening to cut on the lateral wall of the maxillary sinus body, just second protective screen membrane sets up with annotating material opening phase-match.

As an optimal technical scheme of the utility model, it has the planting opening to cut on the diapire of the maxillary sinus body, just the planting opening sets up with built-in planting body is matched, the top of built-in planting body is passed and is planted the opening and insert in a plurality of absorbable bone material.

As the utility model discloses an optimized technical scheme, the top of built-in planting body is dug flutedly, it has the inlay screw thread to dig on the outer wall of built-in planting body, just it is connected with a plurality of absorbable bone material blocks to inlay the screw thread, the bottom of built-in planting body is dug flutedly.

As a preferred technical scheme of the utility model, external planting body is including planting the cap, just it installs in the bottom of built-in planting body to plant the cap screw thread, the top fixed mounting who plants the cap has the screw thread post, just the screw thread post inserts in the thread groove and rather than threaded connection.

The utility model discloses the beneficial effect who reaches is: this device is provided with built-in planting body and external planting body, ensure built-in planting body and can absorb the firm gomphosis of bone material through inlaying screw thread and recess, then let the firm installation on the maxillary sinus body of built-in planting body, and external planting body adopts threaded connection structure to install on built-in planting body, be convenient for go on more to it, if long-time use appear when the tooth prosthesis damages, only need to pull down external planting body and the tooth organism of damage from built-in planting body, and more new external planting body and tooth prosthesis can, need not to dismantle and install again built-in planting body, the convenience of its maintenance has improved greatly.

Drawings

The accompanying drawings 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 and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the implant of the present invention;

fig. 3 is a schematic view of the external implant structure of the present invention.

In the figure: 1. a maxillary sinus body; 11. opening the material injection port; 12. planting the opening; 2. a first barrier film; 3. maxillary sinus membrane; 4. a second barrier film; 5. an absorbable bone material; 6. an implant is arranged inside; 61. a groove; 62. inlaying threads; 63. a thread groove; 7. an external implant; 71. planting a cap; 72. a threaded post.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): as shown in figures 1-3, the utility model relates to a maxillary sinus lifting device, which comprises a maxillary sinus body 1, a maxillary sinus membrane 3 is arranged in the maxillary sinus body 1, a plurality of absorbable bone materials 5 are filled in the maxillary sinus body 1, a first barrier membrane 2 is arranged between the absorbable bone materials 5 and the maxillary sinus membrane 3, a built-in implant 6 is inserted in the maxillary sinus body 1, the top end of the built-in implant 6 is embedded in the absorbable bone materials 5 and is clamped and connected with the same, an external implant 7 is arranged at the bottom end of the built-in implant 6 and is positioned at the external thread of the maxillary sinus body 1, a second barrier membrane 4 is fixed on the outer wall of the maxillary sinus body 1, the external implant 7 is ensured to be installed on the built-in implant 6 by the thread connection between a thread column 72 and a thread groove 63, a dental prosthesis can be arranged in the tooth groove by a cap 71, the dental prosthesis can be firmly connected with the maxillary sinus body 1 into a whole, because the planting cap 71 is arranged at the bottom end of the built-in implant 6 by adopting a threaded connection structure, after long-time use, if the tooth prosthesis is damaged, the planting cap 71 only needs to be taken down from the built-in implant 6 and then replaced by the planting cap 71 matched with a new tooth prosthesis, the built-in implant 6 does not need to be reinstalled, and the maintenance convenience is greatly improved.

A groove 61 is cut at the top end of the built-in implant 6, an embedded thread 62 is cut on the outer wall of the built-in implant 6, the embedded thread 62 is connected with a plurality of absorbable bone materials 5 in a clamping way, a thread groove 63 is cut at the bottom end of the built-in implant 6, the built-in implant 6 and the absorbable bone materials 5 can be connected into a whole more firmly through the embedded thread 62, the groove 61 can be embedded with the absorbable bone materials 5 to further enhance the firmness of the built-in implant 6 after the new bone and the absorbable bone materials 5 are fused into a whole, the built-in implant 6 can be firmly fixed in the maxillary sinus body 1, a material injection opening 11 is cut on the side wall of the maxillary sinus body 1, the second barrier membrane 4 is matched with the material injection opening 11, the maxillary sinus membrane 3 can be peeled through the material injection opening 11, and the maxillary sinus membrane 3 is separated from the inner bone wall of the maxillary sinus body 1, then the absorbable bone material 5 is injected into the maxillary sinus body 1 from the injection opening 11 to ensure that the absorbable bone material 5 is filled in the stripping cavity, the external implant 7 comprises an implant cap 71, and the planting cap 71 is screwed at the bottom end of the built-in planting body 6, the top end of the planting cap 71 is fixedly provided with a screw thread column 72, the screw thread column 72 is inserted into the screw thread groove 63 and is in screw thread connection with the screw thread, the planting cap 71 is conveniently arranged on the built-in planting body 6 through the threaded connection between the threaded column 72 and the threaded groove 63, the subsequent planting and replacement of false teeth are convenient, the bottom wall of the maxillary sinus body 1 is drilled with a planting opening 12, and the implantation opening 12 is matched with the built-in implant 6, the top end of the built-in implant 6 penetrates through the implantation opening 12 and is inserted into the absorbable bone materials 5, the built-in implant 6 is inserted into the maxillary sinus body 1 from the implantation opening 12, and the part of the built-in implant 6 positioned in the maxillary sinus body 1 is completely covered by the absorbable bone materials 5.

Specifically, when the utility model is used, firstly, the side wall of the maxillary sinus body 1 is drilled with the injection opening 11, the operation tool can be extended into the maxillary sinus body 1 through the injection opening 11, then the maxillary sinus membrane 3 is peeled off, a peeling cavity is formed between the maxillary sinus membrane 3 and the inner bone wall of the maxillary sinus body 1, the first barrier membrane 2 is plugged into the peeling cavity from the injection opening 11 and is tightly attached to the maxillary sinus membrane 3, the regeneration of bone tissues can be promoted, and the absorbable bone material 5 can be naturally decomposed by the body, then the absorbable bone material 5 is injected into the peeling cavity from the injection opening 11, then the maxillary sinus floor is promoted, after the absorbable bone material 5 is injected, the injection opening 11 is covered by the second barrier membrane 4, the second barrier membrane 4 can be regenerated after the bone tissues at the injection opening 11 and is naturally decomposed by the body, finally, the built-in implant 6 is squeezed into the maxillary sinus body 1 from the implant opening 12, the absorbable bone material 5 and the built-in implant 6 can be more firmly embedded into a whole by embedding the threads 62 and the grooves 61, the absorbable bone material 5 plays a role of a bracket in the growth process of a new bone, the new bone grows into the absorbable bone material 5 and forms new bone tissues, the built-in implant 6 and the maxillary sinus body 1 are firmly connected into a whole, the external implant 7 can be ensured to be installed on the built-in implant 6 in a threaded manner by the threaded connection between the threaded column 72 and the threaded groove 63, the dental prosthesis can be implanted in the dental groove by the implant cap 71, the dental prosthesis can be ensured to be firmly connected with the maxillary sinus body 1 into a whole, because the implant cap 71 is installed at the bottom end of the built-in implant 6 by adopting a threaded connection structure, after long-time use, if the dental prosthesis is damaged, the implant cap 71 only needs to be taken down from the built-in implant 6, and then the implant cap 71 matched with the new dental prosthesis is replaced, the built-in implant 6 does not need to be reinstalled, and the maintenance convenience is greatly improved.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element 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", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a hoisting device at bottom of maxillary sinus, includes the maxillary sinus body (1), its characterized in that, be equipped with maxillary sinus membrane (3) in the maxillary sinus body (1), the internal packing of maxillary sinus body (1) is equipped with a plurality of bone material (5) that can absorb, and is a plurality of can absorb be equipped with first barrier membrane (2) between bone material (5) and maxillary sinus membrane (3), inserted built-in planting body (1) and have built-in planting body (6), just the top embedding of built-in planting body (6) is a plurality of can absorb in bone material (5) and be connected with its block, the bottom of built-in planting body (6) and the outside screw thread that is located maxillary sinus body (1) install external planting body (7), it has second barrier membrane (4) to bond on the outer wall of maxillary sinus body (1).

2. The maxillary sinus floor elevating device of claim 1 wherein the maxillary sinus body (1) has an injection opening (11) bored in the side wall thereof and the second barrier membrane (4) is provided to match the injection opening (11).

3. A maxillary sinus floor lifting device according to claim 1 wherein the maxillary sinus body (1) has an implant opening (12) cut in the bottom wall and the implant opening (12) is matched with an internal implant (6) and the top end of the internal implant (6) passes through the implant opening (12) and is inserted into the bone absorbable materials (5).

4. The maxillary sinus floor lifting device of claim 1 wherein the implant (6) is grooved (61) at its top end, the implant (6) is grooved with an insert thread (62) on its outer wall, and the insert thread (62) is snap-fitted to a plurality of absorbable bone materials (5), and the implant (6) is grooved with a thread groove (63) at its bottom end.

5. The maxillary sinus floor elevating device of claim 1, wherein the external implant (7) comprises an implant cap (71), and the implant cap (71) is screw-mounted at the bottom end of the internal implant (6), and a screw post (72) is fixedly mounted at the top end of the implant cap (71), and the screw post (72) is inserted into and screw-coupled with the screw groove (63).

Images