CN219000627U

CN219000627U - Toothless implantation nail

Info

Publication number: CN219000627U
Application number: CN202222853283.7U
Authority: CN
Inventors: 宋洋
Original assignee: Hangzhou Deep Blue Weixiao Medical Technology Co ltd
Current assignee: Hangzhou Deep Blue Weixiao Medical Technology Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-05-12
Anticipated expiration: 2032-10-26

Abstract

The utility model relates to the technical field of medical appliances, in particular to a toothless implantation nail. Comprising the following steps: an implant part for being embedded and installed in an alveolar bone; a retention portion for securing the crown; the expansion pipe is of a hollow tubular structure, the implantation portion is located below the retention portion and integrally connected with the hollow tubular structure, the implantation portion comprises a threaded portion and an embedded portion, the threaded portion is located above the embedded portion, and external threads are arranged on the periphery of the outer side of the threaded portion. The design is a toothless jaw planting nail, through setting up the expansion pipe, fix planting nail, prevent that it from taking place not hard up, and avoid using the binder, guarantee planting nail's wholeness.

Description

Toothless implantation nail

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a toothless implantation nail.

Background

The implant nail is also called an implant, namely, the artificial tooth root is manufactured by titanium, the implant nail is usually implanted into the jawbone through operation, then the wound is completely healed, and after the implant nail is stabilized, the implant is connected with the dental crown of the implant.

The planting nail mainly plays roles of fixing and borrowing. The implant nail is usually used for correcting serious malformation or bucktooth, can prevent the implant from falling off, and can effectively prolong the service life of the implant. Or the occlusion relation of the teeth can be restored by making the teeth into the implant, in addition, the teeth can be tidier, and excessively hard food is not needed to be eaten in a short time after the implant is finished, so that the gum restoration is avoided. The planting nail can play a role of a fulcrum. After the dental alveolus is implanted, the teeth can be rearranged by the force of the alveolar bone, so that the teeth are tidy, the upper teeth and the lower teeth can be better engaged, and the feeding effect is better.

Some existing planting nails are bound by ligature wires, bent by arch wires or firmly adhered by adhesives, so that food residues of patients can be caused, and the using effect is affected; other existing implant nails adopt a central bolt to fix the dental crowns, and are easy to loosen and rotate during long-term use, so that the implant teeth fall off, and the toothless implant nail is designed according to the problems.

Disclosure of Invention

In view of the shortcomings of the background technology, the utility model relates to a toothless implant nail, according to the problems, a toothless implant nail is designed, the implant nail is fixed through the arrangement of an expansion pipe, loosening of the implant nail is prevented, an adhesive is avoided, and the integration of the implant nail is ensured.

The utility model relates to a toothless jaw planting nail, comprising: an implant part for being embedded and installed in an alveolar bone; a retention portion for securing the crown; the expansion pipe is of a hollow tubular structure, the implantation portion is located below the retention portion and integrally connected with the hollow tubular structure, the implantation portion comprises a threaded portion and an embedded portion, the threaded portion is located above the embedded portion, and external threads are arranged on the periphery of the outer side of the threaded portion.

The beneficial effect of above-mentioned scheme is: the implant part, the retention part and the expansion pipe are arranged, the effect of fixing the dental crown is good, the implant part is embedded into the alveolar bone, loosening of the implant part is avoided through arrangement of the expansion pipe, the effect is better in actual use, the contact surface can be increased by the external thread, and the holding force is stronger.

Further, the implantation part is positioned in the expansion pipe, four expansion shells are arranged below the expansion pipe, and openings are arranged between the adjacent expansion shells.

The beneficial effect of above-mentioned scheme is: the expansion tube is used for fixing the implantation part inside, and the expansion shell is convenient for embedding and fixing the implantation part and prevents the implantation part from sliding.

Further, a plurality of oblique cutting blocks are arranged on two sides of the expansion pipe, and the oblique cutting blocks incline upwards.

The beneficial effect of above-mentioned scheme is: the oblique cutting block is clamped and fixed with the alveolar bone, so that the loosening of the expansion tube is avoided, and the loosening of the implanted part is further caused.

Further, the bottom of the expansion shell is fixedly provided with a clamping part.

The beneficial effect of above-mentioned scheme is: the clamping part prevents the implanted part from sliding up and down to separate from the expansion pipe, so that looseness occurs.

Further, the implant part and the retention part are made of medical titanium metal.

The beneficial effect of above-mentioned scheme is: due to the biocompatibility of titanium, after the titanium is implanted to replace damaged tissues of a human body, the titanium can be better compatible with the tissues, and the titanium is beneficial to better growth of the tissues of the human body; the titanium metal has stable property, can resist the erosion of human secretion, is not easy to generate corrosion damage phenomenon, and can not generate toxic and harmful effects on human body.

Further, the diameter of the threaded portion is smaller than the diameter of the embedded portion.

Further, the bottom of the embedded part is spherical.

The beneficial effect of above-mentioned scheme is: the conical bottom is not used, and the spherical surface can avoid great abrasion to the alveolar bone.

Drawings

The utility model will be further described with reference to the drawings and examples.

Fig. 1 is a schematic plan view of an embodiment of the present utility model.

Fig. 2 is a schematic diagram of a split structure according to an embodiment of the present utility model.

Fig. 3 is a partial schematic view of an implant portion according to an embodiment of the present utility model.

Reference numerals: 1. an implant; 2. a retention portion; 3. an expansion tube; 4. a threaded portion; 5. an embedding part; 6. an external thread; 7. an expansion shell; 8. an opening; 9. obliquely cutting into blocks; 10. and a clamping part.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Embodiment 1 of the present utility model, referring to fig. 1, 2 and 3, comprises an implant 1 for fitting into an alveolar bone; a retention portion 2 for fixing a dental crown; the device further comprises an expansion pipe 3, wherein the expansion pipe 3 is of a hollow tubular structure, the implantation portion 1 is located below the retention portion 2 and integrally connected, the implantation portion 1 comprises a threaded portion 4 and an embedded portion 5, and the diameter of the threaded portion 4 is smaller than that of the embedded portion 5. The bottom of the insertion portion 5 is spherical. The conical bottom is not used, and the spherical surface can avoid great abrasion to the alveolar bone. The screw thread part 4 is positioned above the embedded part 5, and an external screw thread 6 is arranged on the outer side of the screw thread part 4 in a circle. The implant part 1, the retention part 2 and the expansion tube 3 are arranged, the effect of fixing the dental crown is good, the implant part 1 is embedded into an alveolar bone, the implant part is prevented from loosening through the arrangement of the expansion tube 3, the effect is better in actual use, the contact surface can be increased by the external thread 6, and the holding force is stronger. The implant part 1 and the retention part 2 are made of medical titanium metal. Due to the biocompatibility of titanium, after the titanium is implanted to replace damaged tissues of a human body, the titanium can be better compatible with the tissues, and the titanium is beneficial to better growth of the tissues of the human body; the titanium metal has stable property, can resist the erosion of human secretion, is not easy to generate corrosion damage phenomenon, and can not generate toxic and harmful effects on human body.

The implantation part 1 is positioned in the expansion pipe 3, four expansion shells 7 are arranged below the expansion pipe 3, and openings 8 are arranged between the adjacent expansion shells 7. The expansion tube 3 fixes the implantation part 1 inside, and the expansion shell 7 facilitates the embedding and fixing of the implantation part 1 and prevents the implantation part 1 from sliding. The bottom of the expansion shell 7 is fixedly provided with a clamping part 10. The clamping part 10 prevents the implant part 1 from sliding up and down off the expansion tube 3, resulting in loosening.

A plurality of oblique cutting blocks 9 are arranged on two sides of the expansion pipe 3, and the oblique cutting blocks 9 incline upwards. The oblique cutting block 9 is clamped and fixed with the alveolar bone, so that the loosening of the expansion pipe 3 is avoided, and the loosening of the implantation part 1 is further caused.

The working principle and the steps of the utility model are as follows: when in use, the expansion tube 3 is firstly implanted into the alveolar bone of a patient needing to replace teeth, the embedded part 5 and the threaded part 4 are put into the expansion tube 3 from top to bottom, when the embedded part 5 comes out of the expansion tube 3, the fixing is finished, and at the moment, the dental crown is installed on the fixing part 2 for fixing.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A toothless implant nail, characterized in that: comprising the following steps:

an implant (1) for being fitted into an alveolar bone;

a retention portion (2) for fixing the dental crown;

still include expansion pipe (3), expansion pipe (3) are cavity tubular structure, wherein, implant portion (1) are located retainer portion (2) below, and connect in an organic whole, implant portion (1) include screw thread portion (4) and embedded part (5), screw thread portion (4) are located embedded part (5) top, screw thread portion (4) outside a week sets up external screw thread (6).

2. A toothless implant nail according to claim 1, characterized in that: the implantation part (1) is positioned in the expansion pipe (3), four expansion shells (7) are arranged below the expansion pipe (3), and openings (8) are arranged between the adjacent expansion shells (7).

3. A toothless implant nail according to claim 2, characterized in that: a plurality of beveling blocks (9) are arranged on two sides of the expansion pipe (3), and the beveling blocks (9) incline upwards.

4. A toothless implant nail according to claim 3, characterized in that: the bottom of the expansion shell (7) is fixedly provided with a clamping part (10).

5. The toothless implant nail according to claim 4, wherein: the implant part (1) and the retention part (2) are made of medical titanium metal.

6. The toothless implant nail according to claim 5, wherein: the diameter of the threaded portion (4) is smaller than the diameter of the embedded portion (5).

7. The toothless implant nail according to claim 6, wherein: the bottom of the embedded part (5) is spherical.