CN211633874U - Amnion fixing ring - Google Patents
Amnion fixing ring Download PDFInfo
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- CN211633874U CN211633874U CN201922383659.0U CN201922383659U CN211633874U CN 211633874 U CN211633874 U CN 211633874U CN 201922383659 U CN201922383659 U CN 201922383659U CN 211633874 U CN211633874 U CN 211633874U
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- ring piece
- amnion
- elastic ring
- face
- elasticity ring
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Abstract
The embodiment of the utility model discloses amnion fixing ring belongs to medical auxiliary equipment technical field, and its technical scheme is as follows, including the elasticity ring piece, the elasticity ring piece is oval, the area of terminal surface is greater than the area of elasticity ring piece up end under the elasticity ring piece, and the edge of elasticity ring piece is the arc, and one side that the elasticity ring piece is close to elasticity ring piece center is interior concave surface, and the opposite side is the evagination surface to solve among the prior art because to operate to some patient's eyes need fix the amnion to the conjunctiva through sewing up and relatively hard and easily cause the amnion to tear and the problem of dissolving.
Description
Technical Field
The embodiment of the utility model provides a relate to medical auxiliary assembly technical field, concretely relates to fixed ring of amnion.
Background
The amnion is a semi-transparent thin film located at the innermost layer of the placenta, has the characteristics of smoothness, no blood vessels, nerves and lymph tissues, and has certain elasticity.
In the conventional amnion covering operation, under local infiltration anesthesia or general anesthesia, 10-0 nylon suture is intermittently or continuously sewed to fix the amnion to conjunctiva or superficial scleral tissue, each operation takes about 40-60 minutes, and the suture is easy to cause postoperative conjunctiva granuloma. Meanwhile, because the amnion is thin and has a thickness of about 0.02-0.05mm, the amnion is often torn due to the traction of forceps or sewing needles during the operation, so that the amnion is prematurely fallen off after the operation, and the amnion operation needs to be performed again or even for multiple times. However, some patients with severe erythema multiforme or toxic epidermal necrolysis, even patients with chemical injury on the ocular surface and combined systemic lesions are often accompanied with large-area loss of ocular surface epithelium, and the acute stage is the operation time covered by the whole ocular surface amnion, so that the patients with serious lesions on the systemic condition are inconvenient to enter an operation room for operation or general anesthesia to increase the risk of the patients, and therefore, the patients cannot be operated quickly and safely by using the method, and the patients are difficult to remove.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides an amnion fixing ring to solve in the prior art because carry out the operation to some patient's eyes and need fix the amnion to the conjunctiva through sewing up and make the problem that the amnion is torn and is dissolved relatively difficultly and easily cause.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:
according to the first aspect of the embodiment of the utility model provides an amnion fixed ring, including the elasticity ring piece, the elasticity ring piece is oval, the area of terminal surface is greater than the area of elasticity ring piece up end under the elasticity ring piece, and the edge of elasticity ring piece is the arc, and one side that the elasticity ring piece is close to elasticity ring piece center is interior concave surface, and the opposite side is outer convex surface.
Furthermore, the edge thickness of the elastic ring piece is 0.5-0.8 mm.
Furthermore, the length of the long axis of the lower end face of the elastic ring piece is 28-32mm, the length of the short axis of the elastic ring piece is 26-30mm, and the distance from the vertical projection of the edge of the upper end face of the elastic ring piece on the lower end face to the edge of the lower end face is 2 mm.
Further, the elastic ring piece is made of polylactic acid material.
The embodiment of the utility model provides a have following advantage: through the amnion fixing ring made of the elastic ring piece, when an operation is required, the amnion fixing ring can cover the amnion on the whole ocular surface, including the conjunctival sac fornix part, the amnion fixing ring can be fixed on the eye of a human body only by opening the eye of the human body during covering, so that the amnion fixing ring is relatively stable in fixation and not easy to fall off, and meanwhile, the amnion fixing ring is convenient to put into the eye of the human body, a large amount of time can be saved, and then when the amnion fixing ring is required to be taken out, the eyelid can be pulled out only by slightly pressing the eyelid, and the amnion fixing ring is convenient to use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic view of an overall structure of an amnion fixing ring according to an embodiment of the present invention.
In the figure: 1. an elastic ring piece; 2. an inner concave surface; 3. an outer convex surface.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.
Examples
An amnion fixing ring, as shown in figure 1, comprises an elastic ring sheet 1, the elastic ring sheet 1 is oval, the diameter of the lower end face of the elastic ring sheet 1 is larger than that of the upper end face of the elastic ring sheet 1, the edge of the elastic ring sheet 1 is arc, one side of the elastic ring sheet 1 close to the center of the elastic ring sheet 1 is an inner concave surface 2, the other side is an outer convex surface 3, when the amnion fixing ring is used, the amnion fixing ring can prop open the eyes of people and cover the eyes on the culm of conjunctiva sac, meanwhile, the amnion is tightly attached to the surface of the eye by the natural closing action of eyelids, so that the amnion fixing ring can be stably fixed, the operation time can be relatively reduced, and in addition, when the amnion fixing ring is taken down, the amnion fixing ring can be pulled out only by slightly pressing.
The edge thickness of the elastic ring piece 1 is 0.5-0.8mm, so that the phenomenon that the eye is uncomfortable after the elastic ring piece is covered in the eye of a human body due to the fact that the elastic ring piece is too thick is avoided.
The length of the long axis of the lower end face of the elastic ring piece 1 is 28-32mm, the length of the short axis is 26-30mm, and the distance from the vertical projection of the edge of the upper end face of the elastic ring piece on the lower end face to the edge of the lower end face is 2 mm.
In addition, the elastic ring piece 1 is semitransparent, and after the amnion fixing ring is fixed in the eye, medical staff can relatively clearly see the specific situation of the pressing position of the elastic ring piece 1 due to the fact that the elastic ring piece 1 is semitransparent.
In addition, the elastic ring piece 1 is made of polylactic acid material, and the elastic ring piece 1 made of the polylactic acid material has relatively good elasticity and is relatively environment-friendly.
The utility model discloses an utilize the fixed ring of amnion that this elasticity ring piece 1 made, when needs were operated, can cover conjunctiva sac vault portion with this fixed ring of amnion, only need prop open human eye during the cover, just can fix it to human eye, make its fixed relatively stable like this, be difficult for droing, it is more convenient to put into the eye with it simultaneously, can save a large amount of time, later when needs take out it, only need slightly push down the eyelid, can pull out this fixed ring of amnion, it is more convenient to use.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (4)
1. An amniotic membrane fixation ring, comprising: the elastic ring piece is elliptical, the area of the lower end face of the elastic ring piece is larger than that of the upper end face of the elastic ring piece, the edge of the elastic ring piece is arc-shaped, one side, close to the center of the elastic ring piece, of the elastic ring piece is an inner concave face, and the other side of the elastic ring piece is an outer convex face.
2. The amniotic membrane fixation ring of claim 1, wherein: the edge thickness of the elastic ring piece is 0.5-0.8 mm.
3. The amniotic membrane fixation ring of claim 1, wherein: the length of the long axis of the lower end face of the elastic ring piece is 28-32mm, the length of the short axis of the elastic ring piece is 26-30mm, and the distance from the vertical projection of the edge of the upper end face of the elastic ring piece on the lower end face to the edge of the lower end face is 2 mm.
4. The amniotic membrane fixation ring of claim 1, wherein: the elastic ring piece is made of polylactic acid material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922383659.0U CN211633874U (en) | 2019-12-26 | 2019-12-26 | Amnion fixing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922383659.0U CN211633874U (en) | 2019-12-26 | 2019-12-26 | Amnion fixing ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211633874U true CN211633874U (en) | 2020-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922383659.0U Active CN211633874U (en) | 2019-12-26 | 2019-12-26 | Amnion fixing ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211633874U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116115423A (en) * | 2023-04-04 | 2023-05-16 | 健诺维(成都)生物科技有限公司 | Ocular surface prosthetic devices and supporting component thereof |
-
2019
- 2019-12-26 CN CN201922383659.0U patent/CN211633874U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116115423A (en) * | 2023-04-04 | 2023-05-16 | 健诺维(成都)生物科技有限公司 | Ocular surface prosthetic devices and supporting component thereof |
| CN116115423B (en) * | 2023-04-04 | 2023-06-30 | 健诺维(成都)生物科技有限公司 | Ocular surface prosthetic devices and supporting component thereof |
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