CN216058959U

CN216058959U - Cornea bearing box

Info

Publication number: CN216058959U
Application number: CN202122188238.XU
Authority: CN
Inventors: 张晋南; 宇咏梅
Original assignee: Shenzhen Ainier Cornea Engineering Co ltd
Current assignee: Shenzhen Ainier Cornea Engineering Co ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-03-18
Anticipated expiration: 2031-09-09

Abstract

The utility model discloses a cornea bearing box, and relates to the technical field of cornea preservation. The cornea storage box aims to solve the problem that the cornea in the cornea storage box in the prior art is easy to move back and forth in the box body, so that the cornea is easy to wrinkle and deform. The cornea bearing box comprises a box body and a box cover, wherein an opening is formed in the top of the box body, and a cornea supporting table for bearing a cornea is arranged in the box body; the box cover is detachably connected to the opening, a blocking ring is arranged at the position, corresponding to the cornea supporting table, of the box cover, and the blocking ring is arranged on the periphery of the cornea supporting table in a surrounding mode. The cornea bearing box can be used for cornea packaging, preservation and transportation and cornea rehydration before use.

Description

Cornea bearing box

Technical Field

The utility model relates to the technical field of cornea preservation, in particular to a cornea bearing box.

Background

The cornea is a transparent film on the front end of the eye. When the cornea is damaged or diseased, treatment by corneal transplantation surgery is required. The cornea used in the cornea transplantation operation can be a cornea of an artificial biological eye or a cornea of a human donation eye.

The artificial biological cornea or human donated cornea is packaged, stored and transported before transplantation operation. During corneal preservation, it is generally necessary to preserve the cornea dry, and the cornea preserved dry needs to be rehydrated in water before use.

The cornea packing carton of prior art is ordinary box body structure, and the cornea is placed and is not had location structure in the box body, consequently, when transporting the cornea, the cornea easily round trip movement in the box body to easily lead to the cornea to take place fold deformation, damage even.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a cornea bearing box, which can effectively position a cornea in a box body and avoid the cornea from wrinkling and deforming.

To achieve the above object, an embodiment of the present invention provides a cornea carrying box, including:

the corneal tissue taking device comprises a box body, wherein the top of the box body is provided with an opening, and a corneal support table for bearing a cornea is arranged in the box body;

the box cover is detachably connected to the opening, a blocking ring is arranged at the position, corresponding to the cornea supporting table, of the box cover, and the blocking ring is arranged on the periphery of the cornea supporting table in a surrounding mode.

According to the cornea bearing box provided by the embodiment of the utility model, the cornea supporting table for bearing the cornea is arranged in the box body, so that the cornea can be placed on the cornea supporting table when the cornea is placed. And because the position that the box cover corresponds to the cornea brace table is equipped with the retaining ring, therefore after placing the cornea, when connecting the box cover in the opening part, the retaining ring can encircle set up in the periphery of cornea brace table to the diagonal membrane has formed effective location, when the box body takes place to rock, the retaining ring can prevent that the cornea from coming off by on the cornea brace table, thereby can avoid the cornea to take place fold deformation, even damage.

In one possible implementation, the corneal support table comprises a support surface for placing the cornea, and a stop portion is provided around the support surface for preventing the cornea from slipping out.

In a possible implementation manner, the blocking portion includes a plurality of protruding columns disposed around the supporting surface for a circle, a gap is provided between two adjacent protruding columns, and the blocking ring is disposed around the peripheries of the plurality of protruding columns.

In one possible implementation, the support surface is a spherical structure that is convex upward.

In a possible implementation mode, the box cover comprises a top wall and a side wall surrounding the top wall for a circle, a clamping ring is arranged on the inner side of the side wall of the box cover, and a gap used for clamping the side wall of the box body is formed between the clamping ring and the side wall of the box cover.

In a possible implementation manner, a sealing ring is arranged between the side wall of the box cover and the side wall of the box body.

In one possible implementation, the bottom surface of the box body is recessed inwards to form a cavity corresponding to the position of the cornea support platform.

In a possible implementation manner, the outer surface of the side wall of the box cover comprises a conical surface section and a cylindrical surface section from top to bottom, and the conical surface section and the cylindrical surface section are connected through a step surface.

In a possible implementation mode, the lower end of the side wall of the box body exceeds the bottom surface of the box body, and a plurality of gaps are formed in the exceeding part.

In a possible implementation manner, a plurality of grooves are formed at the edge of the bottom surface of the box body, and every two adjacent grooves are separated by a separation rib.

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 is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a corneal cassette according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a cover structure of a cornea carrying case according to an embodiment of the utility model;

FIG. 3 is an assembled cross-sectional view of a corneal cassette according to an embodiment of the utility model;

FIG. 4 is a schematic view of the outer structure of the corneal cassette according to an embodiment of the present invention;

FIG. 5 is a schematic view of the outer structure of the cover of the cornea carrying case according to the embodiment of the utility model;

FIG. 6 is a bottom view of a corneal cassette according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. The terms "first", "second" and "first" 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" or "second" 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, fig. 1 to 3 are specific embodiments of a cornea bearing box according to an embodiment of the present invention, the cornea bearing box of the embodiment includes a box body 1 and a box cover 2, the top of the box body 1 has an opening, and a cornea supporting table 11 for supporting a cornea is arranged in the box body 1; the box cover 2 is detachably connected to the opening, a baffle ring 21 is arranged at the position, corresponding to the cornea support table 11, of the box cover 2, and when the box cover 2 is connected to the opening, the baffle ring 21 is arranged on the periphery of the cornea support table 11 in a surrounding mode.

According to the cornea carrying box provided by the embodiment of the utility model, the cornea supporting table 11 for carrying the cornea is arranged in the box body 1, so that the cornea can be placed on the cornea supporting table 11 when the cornea is placed. And because the box cover 2 is provided with the baffle ring 21 corresponding to the position of the cornea supporting platform 11, after placing the cornea, when the box cover 2 is connected with the opening, the baffle ring 21 can be arranged around the periphery of the cornea supporting platform 11, thereby effectively positioning the cornea, when the box body 1 shakes, the baffle ring 21 can prevent the cornea from falling off from the cornea supporting platform 11, thereby avoiding the cornea from generating fold deformation and even damage.

In order to further prevent the cornea from sliding off the cornea supporting table 11, as shown in fig. 3, the cornea supporting table 11 includes a supporting surface 111 for placing the cornea, and a stopping portion 112 for preventing the cornea from sliding off is provided around the supporting surface 111. Therefore, when the cover 2 is opened to place the cornea on the supporting surface 111, the stop ring 21 on the cover 2 cannot limit the position of the cornea because the cover 2 is not closed, but the stop part 112 around the supporting surface 111 can limit the position of the cornea, so that the cornea can be prevented from sliding off the cornea supporting table 11 during the process of installing the cover 2.

Specifically, the stopping portion 112 may have various implementations, for example, the stopping portion 112 may be an integral ring structure similar to the stopping ring 21. In addition, as shown in fig. 1 and 3, the stopping portion 112 may further include a plurality of protruding columns disposed around the supporting surface 111, a gap is formed between two adjacent protruding columns, and after the box cover 2 is covered, the stopping ring 21 is disposed around the outer peripheries of the plurality of protruding columns. From this, can make things convenient for the doctor to stretch into tweezers from the interval of two convex columns and press from both sides and get the cornea, when preventing directly to stretch into tweezers and get the cornea, tweezers damage the cornea to keep off ring 21 and center on a plurality of the periphery setting of convex column can prevent the cornea by the landing of the clearance department between the two adjacent convex columns, thereby to the spacing double-deck protection of formation of cornea, even take place to acutely rock the cornea and also can not break away from cornea brace table 11.

In addition, when the gap size between two adjacent convex columns is set, the gap size can be set to be smaller than the size of the cornea, so that the cornea can be prevented from sliding from the gap.

In the above embodiment, the cornea support table 11 may have a cylindrical structure, and as shown in fig. 3, a step surface 113 may be formed on the side wall of the cornea support table 11, the step surface 113 dividing the cornea support table 11 into upper and lower sections, the upper section having a diameter smaller than that of the lower section. Therefore, the cornea supporting table 11 is convenient to manufacture, the appearance is attractive, the length of the upper section with the smaller diameter of the cornea supporting table 11 does not need to be made very long, and deformation is prevented. Because the cornea is in a convex spherical sheet structure, in order to effectively maintain the structural shape of the cornea, the supporting surface 111 can be made into a convex spherical surface, and the curvature of the convex spherical surface is close to that of the cornea, so that the cornea and the convex spherical surface can be completely attached, the contact area between the cornea and the bearing surface can be effectively increased, and the cornea is prevented from sliding off and being folded and deformed.

The specific structure of the box body 1 and the box cover 2 is shown in fig. 3, the box body 1 comprises a bottom plate 12 and a side wall 13 arranged on the periphery of the bottom plate, and the box cover 2 comprises a top wall 22 and a side wall 23 surrounding the periphery of the top wall.

The detachable connection between the box body 1 and the box cover 2 can be realized in various forms. For example, the connection may be by screwing. As shown in fig. 3 and 4, an external thread 131 may be provided on an outer surface of the side wall 13 of the case body 1, and an internal thread 231 may be provided on an inner surface of the side wall 23 of the cap 2, and then the cap 2 is screwed to the opening of the case body 1, and the connection between the cap 2 and the case body 1 is achieved by the cooperation of the external thread 131 and the internal thread 231. In addition, a clamping structure can be adopted to clamp the box cover 2 and the box body 1.

In order to prevent water vapor in the outside air from entering the case body 1 when preserving the cornea, a seal ring may be provided between the case cover 2 and the case body 1. Specifically, as shown in fig. 3 and 4, an annular groove 132 for accommodating a sealing ring may be formed on the outer side of the sidewall of the box body 1, and the sealing ring (not shown) is inserted into the annular groove 132, so that when the box cover 2 is screwed down, the portion of the sealing ring exposed from the annular groove is pressed against the inner wall of the box cover 2, thereby forming a waterproof sealing structure.

In addition, because the cornea needs to be rehydrated before use, the cornea can be directly rehydrated in the box body 1, namely, the cornea is directly soaked in water added into the box body 1. At this time, the sealing ring can also prevent water from flowing out from the connection part of the box body 1 and the box cover 2 during the rehydration operation.

The water used for reconstitution is water suitable for clinical use, and water for injection is preferred.

In order to enhance the stability of the box cover 2 during screwing, as shown in fig. 3, a snap ring 232 may be disposed on the inner side of the sidewall 23 of the box cover 2, and a gap for clamping the sidewall 13 of the box body 1 may be formed between the snap ring 232 and the sidewall 23 of the box cover 2. Thus, when the box cover 2 is rotatably installed, the side wall 13 of the box body 1 is engaged with the gap, so that the rotation operation can be guided, and the rotation motion is stabilized. In addition, the snap ring 232 can further increase the sealing performance and the connection fastening performance of the joint of the box body 1 and the box cover 2.

The outer surface of the side wall 23 of the box cover 2 may be made into a cylindrical straight cylinder shape, or may be made into a structure shown in fig. 5, that is, the outer surface of the side wall 23 of the box cover 2 includes a conical surface section 233 and a cylindrical surface section 234 from top to bottom, and the conical surface section 233 and the cylindrical surface section 234 are connected by a step surface 235. Compared with a cylindrical straight-tube structure, the structure can save materials and occupied space, and improve the comfort and the attractiveness during taking. And due to the existence of the conical surface section 233, when a plurality of cornea bearing boxes are stacked up and down, the top conical surface section of the lower cornea bearing box can be matched with the bottom concave cavity of the upper cornea bearing box so as to position the upper cornea bearing box and prevent the upper cornea bearing box from falling off.

As shown in FIG. 3, a cavity 121 is formed by recessing the bottom surface of the case 1 corresponding to the position of the corneal support table 11. The cavity 121 is located at a position corresponding to the cornea support platform 11, thereby saving material and providing a single layer of separation between the cornea support platform 11 and the outside, which facilitates temperature control of the cornea carried in the case 1. Accordingly, the top wall 22 of the cover 2 is also formed with a recessed cavity 221, and the cavity 221 allows the top wall of the cover 2 to be closer to the corneal support platform 11, so that the stopper 112 does not need to be too long to avoid deformation.

In addition, as shown in fig. 4, the lower end of the sidewall 13 of the box body 1 exceeds the bottom surface of the box body 1, and a plurality of notches 133 are formed at the exceeding part. The lower end of the side wall is provided with the notch 133, so that the friction force of the box body 1 on hand can be increased, and the slipping phenomenon of the box body 1 when the box cover 2 is screwed on can be prevented. Accordingly, as shown in fig. 2, a slip prevention protrusion 236 may be further provided on the outer wall of the box cover 2, thereby increasing the friction of the box cover 2 when the box cover 2 is screwed on, and preventing the box cover 2 from slipping on the hand.

As shown in fig. 6, a plurality of grooves 122 are further disposed at the bottom edge of the box body 1, the plurality of grooves 122 are disposed around the bottom edge of the box body 1, and two adjacent grooves 122 are separated by a separation rib 123. From this, can save the material of box body 1, and separate the intensity that muscle 123 can strengthen box body 1 bottom, prevent that box body 1 from taking place deformation.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. A corneal carrier, comprising:

2. The cornea carrying case of claim 1, wherein the cornea supporting table comprises a supporting surface for placing the cornea, and a stopping part for preventing the cornea from sliding out is arranged around the supporting surface.

3. The cornea carrying box of claim 2, wherein the stopping portion comprises a plurality of convex pillars disposed around the supporting surface, a gap is provided between two adjacent convex pillars, and the stopping ring is disposed around the outer circumference of the plurality of convex pillars.

4. The corneal carrier box of claim 2 wherein the support surface is a convex spherical structure.

5. The cornea carrying box according to any one of claims 1 to 4, wherein the box cover comprises a top wall and a side wall surrounding the top wall for one circle, a clamping ring is arranged on the inner side of the side wall of the box cover, and a gap for clamping the side wall of the box body is formed between the clamping ring and the side wall of the box cover.

6. The cornea carrying box of claim 5, wherein a sealing ring is arranged between the side wall of the box cover and the side wall of the box body.

7. A cornea carrying box according to any one of claims 1 to 3, wherein the bottom surface of the box body is recessed inwards to form a cavity corresponding to the position of the cornea supporting platform.

8. The cornea carrying box according to any one of claims 1 to 3, wherein the outer surface of the side wall of the box cover comprises a conical surface section and a cylindrical surface section from top to bottom, and the conical surface section is connected with the cylindrical surface section through a step surface.

9. The cornea carrying box according to any one of claims 1 to 3, wherein the lower end of the side wall of the box body exceeds the bottom surface of the box body, and the exceeding part is formed with a plurality of notches.

10. The cornea carrying box according to any one of claims 1 to 3, wherein a plurality of grooves are formed at the edge of the bottom surface of the box body, and two adjacent grooves are separated by a separation rib.