CN115363328B - Cornea contact lens preservation and wearing device - Google Patents
Cornea contact lens preservation and wearing device Download PDFInfo
- Publication number
- CN115363328B CN115363328B CN202210336330.2A CN202210336330A CN115363328B CN 115363328 B CN115363328 B CN 115363328B CN 202210336330 A CN202210336330 A CN 202210336330A CN 115363328 B CN115363328 B CN 115363328B
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- CN
- China
- Prior art keywords
- contact lens
- pushing
- cornea
- wearing
- accommodating cavity
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
- A45C11/005—Contact lens cases
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/008—Details; Accessories for making water- or air-tight
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C15/00—Purses, bags, luggage or other receptacles covered by groups A45C1/00 - A45C11/00, combined with other objects or articles
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/0061—Devices for putting-in contact lenses
Abstract
The utility model discloses a preservation and wearing device of a cornea contact lens, which comprises a shell and a pushing piece; the shell is provided with an inner space and a corneal contact lens accommodating cavity which are communicated with each other; the front end of the accommodating cavity of the cornea contact lens is provided with an opening sealing piece; the pushing piece is arranged in the inner space in a mode of being capable of moving back and forth and can be locked at a certain fixed position; when the pushing member is pushed forward to a certain position, the front end of the pushing member can push the contact lens placed in the contact lens accommodating cavity out of the opening. The preservation and wearing device of the cornea contact lens can be used for preserving the soft cornea contact lens, and can directly push the soft cornea contact lens preserved in the preservation and wearing device into eyes, so that contact between the cornea contact lens and the external environment is reduced, and the risk of pollution is reduced.
Description
Technical Field
The utility model relates to the technical field of preservation and wearing of cornea contact lenses, in particular to a preservation and wearing device of cornea contact lenses.
Background
The contact lens is also called a contact lens, and functions of correcting the vision of a wearer are realized by wearing an optical lens system on the surface of the cornea, and commonly used contact lens materials comprise a hard oxygen permeable material, a hydrogel material, a silicon hydrogel material and the like.
The utility model provides a cornea contact lens's save mode is mostly not sealed little box that is equipped with liquid, for example, chinese patent literature publication No. CN215820059U discloses a spectacle case convenient to take contact lens, including base and reservoir box, the left side of base is run through there is drive mechanism, drive mechanism's right side is provided with climbing mechanism, climbing mechanism's upper surface is fixed with places the dish, set up flutedly on the place the dish, the inner wall bottom of base is fixed with the backup pad, the upper surface of reservoir box is fixed with the apron, drive mechanism includes first spring, the right side of first spring is fixed with the fixed block, the inner wall of fixed block is fixed with the push rod, the left end of push rod is fixed with the button.
The contact lens is usually worn by placing the contact lens on the fingertip and then applying the contact lens with the finger to the eye, which is extremely vulnerable to contamination and presents a risk of infection to the eye.
The existing wearing device of the cornea contact lens is similar to wearing with fingers, for example, publication No. CN215689007U discloses a novel cornea contact lens wearing device, which comprises a sleeve, a piston outer cylinder is arranged in the sleeve in a sliding way, a plurality of clamping assemblies for clamping the piston outer cylinder are arranged on the sleeve, an adsorption port is arranged at one end of the piston outer cylinder, a guide pipe is arranged at the other end of the piston outer cylinder, the guide pipe is penetrated through with a piston inner cylinder in a sliding way, the outer wall of the piston inner cylinder is in sealing sliding connection with the inner wall of the piston outer cylinder, a through hole I is arranged on the side wall of the piston outer cylinder, and a through hole II corresponding to the through hole I is arranged on the side wall of the piston inner cylinder; according to the utility model, the adsorption effect of the adsorption port on the cornea contact lens is realized through the relative sliding of the arranged piston inner cylinder and the piston outer cylinder, so that the wearing process is more stable, and when the piston inner cylinder and the piston outer cylinder reversely slide, the through hole II is communicated with the through hole I, so that the falling of the cornea contact lens and the cornea fitting can be realized.
Existing contact lenses are extremely susceptible to bacterial contamination, both in storage and in wear.
Disclosure of Invention
The utility model provides a storage and wearing device for a cornea contact lens, which solves the technical problems that the existing cornea contact lens storage and wearing modes are extremely easy to pollute and inconvenient to carry.
The technical scheme of the utility model is as follows:
a preservation and wearing device of a cornea contact lens comprises a shell and a pushing piece;
the shell is provided with an inner space and a corneal contact lens accommodating cavity which are communicated with each other; the front end of the accommodating cavity of the cornea contact lens is provided with an opening sealing piece;
the pushing piece is arranged in the inner space in a mode of being capable of moving back and forth and can be locked at a certain fixed position;
when the pushing member is pushed forward to a certain position, the front end of the pushing member can push the contact lens placed in the contact lens accommodating cavity out of the opening.
By "lockable in a fixed position" is meant that the position after adjustment can be locked and the lock can be released, not just in one position.
The front and rear ends refer to the ends which are closer to the human eyes and the ends which are far away from the human eyes are called front ends and rear ends relative to the positions of the human eyes when the cornea contact lens is worn by the preservation and wearing device in normal use.
The preservation and wearing device of the cornea contact lens can be used for preserving the soft cornea contact lens, and can directly push the soft cornea contact lens preserved in the preservation and wearing device into eyes, so that contact between the cornea contact lens and the external environment is reduced, and the risk of pollution is reduced.
When the cornea contact lens is stored, the cornea contact lens is placed in a cornea contact lens accommodating cavity, an opening of the accommodating cavity is sealed by a sealing piece, and the pushing piece is locked at a certain position; when the cornea contact lens is needed to be worn, the sealing element is removed, the opening is arranged above the human eye, the pushing element is pushed forward, the cornea contact lens in the accommodating cavity can be pushed out from the opening by the front end of the pushing element, the cornea contact lens falls into the human eye due to gravity and is naturally unfolded due to self tension, and the cornea contact lens is attached to the surface of the eye to complete the wearing process.
The inner diameter of the accommodating cavity is smaller than the diameter of the cornea contact lens, in the placing process, an opening of the accommodating cavity is aligned to the convex surface of the cornea contact lens, the cornea contact lens is jacked into the accommodating cavity by a round-head glass rod with the diameter slightly smaller than the inner diameter of the accommodating cavity for a fixed distance, then excessive cornea contact lens preservation solution is added into the accommodating cavity, and then the sealing plug is assembled.
Preferably, the pushing piece comprises a pushing rod and a piston arranged at the front end of the pushing rod; the piston is in interference fit with the accommodating cavity.
The piston and the sealing member form a sealed space in the accommodating cavity for storing the cornea contact lens.
Preferably, at least one sealing plug is movably arranged in the accommodating cavity, the sealing plug divides the accommodating cavity into at least two chambers which are arranged in front and back, and each chamber can accommodate one cornea contact lens. Each chamber is filled with a corneal contact lens preserving fluid after the corneal contact lens is placed in the chamber.
The sealing plug may be pushed out of the opening when pushing the pusher to a certain position.
Further preferably, the preservation and wearing device of the cornea contact lens is also provided with a plurality of positioning pieces; the positioning piece divides the forward pushing process of the pushing piece into a plurality of pushing strokes, and one sealing plug and one cornea contact lens are pushed out by each pushing stroke of the pushing piece. The length of each pushing stroke is the same as the distance between two adjacent sealing plugs to ensure that one sealing plug and contact lens are pushed out per pushing stroke of the pushing member.
The positioning piece can control the pushing stroke of the pushing piece and the number of the adhesive film contact lenses pushed each time.
Further preferably, the positioning piece comprises an elastic limit buckle arranged on the pushing rod and a limit clamping groove arranged on the inner wall of the inner space; the limit clamping groove is matched with the limit clamping buckle to realize the positioning of the pushing piece.
The limiting buckle can be clamped into the limiting clamping groove to lock the pushing piece, and the limiting buckle is elastic and can be pushed out of the limiting clamping groove by applying force to the pushing piece, so that the pushing piece is unlocked.
When pushing the pushing piece, the limiting buckle forms a pushing stroke from the last limiting clamping groove to the next limiting clamping groove, and one pushing stroke can push out one cornea contact lens.
Preferably, the accommodating cavity of the cornea contact lens is cylindrical.
Preferably, the sealing plug is made of soft rubber or silicon rubber.
Preferably, the hard component of the device for preserving and wearing the contact lens is made of a thermoplastic polymer material or metal.
When the thermoplastic polymer material is adopted, the thermoplastic polymer material can be obtained through a three-dimensional printing technology.
Compared with the prior art, the utility model has the beneficial effects that:
the preservation and wearing device of the cornea contact lens can be used for preserving the cornea contact lens, and the cornea contact lens is in a relatively sealed environment, so that bacterial pollution is reduced;
the cornea contact lens preservation and wearing device can push the cornea contact lens preserved in the cornea contact lens preservation and wearing device into eyes directly by pushing the pushing piece, so that contact between the cornea contact lens and the external environment is reduced, and the risk of pollution is reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an exploded view of the present utility model;
FIG. 3 is a partial cross-sectional view of the present utility model;
FIG. 4 is a schematic representation of the use of the present utility model.
Detailed Description
The utility model will be described in further detail below with reference to the drawings and examples, it being noted that the examples described below are intended to facilitate an understanding of the utility model and are not intended to limit the utility model in any way.
As shown in fig. 1-4, the present embodiment discloses a preservation and wearing device for a contact lens, which comprises a housing 1 and a pushing member.
The housing has an interior space and a cylindrical contact lens receiving chamber 12, the interior space being in communication with the contact lens receiving chamber 12, the contact lens receiving chamber 12 being for receiving the soft contact lens 3, the front end having an opening, the opening being sealed by a seal 14.
The pushing member includes a pushing rod 21 and a piston 22 fixed to the front end of the pushing rod 21. The pusher can be moved back and forth in the interior space, the piston 22 being in an interference fit with the receiving chamber 12, the piston 22 being adapted to push the contact lens 3 placed in the receiving chamber 12 out of the opening when the pusher is pushed forward to a certain position.
The terms "anterior" and "posterior" refer to the ends of the lens that are closer to the human eye, relative to the position of the human eye, and the ends that are farther from the human eye, relative to the position of the human eye, when the lens is worn by the lens during normal use.
As shown in fig. 1, the receiving chamber 12 can be divided into a plurality of chambers arranged one behind the other by a plurality of sealing plugs 13 in the receiving chamber 12, each of which can receive a contact lens 3.
As shown in fig. 2, an elastic limit buckle 23 is arranged on the push rod, and a plurality of limit clamping grooves 15 corresponding to the limit buckle 23 are arranged on the inner wall of the inner space; the limit clamping groove 15 is matched with the limit clamping buckle 23 to realize the positioning of the pushing piece. The limiting buckle 23 can be clamped into the limiting clamping groove 15 to lock the pushing piece, and the limiting buckle 23 is elastic, so that the limiting buckle 23 can be pushed out of the limiting clamping groove 15 by applying force to the pushing piece to unlock the pushing piece. When pushing the pushing element, the limit catch 23 forms a pushing stroke from the last limit catch slot 15 to the next limit catch slot 15, which pushing stroke can push out a sealing plug 13 and a contact lens 3.
When the cornea contact lens is stored, the cornea contact lens 3 is placed in the cornea contact lens accommodating cavity 12, the opening of the accommodating cavity 12 is sealed by the sealing piece 14, and the pushing piece is locked at a certain position; when the contact lens is needed to be worn, as shown in fig. 4, the sealing element 14 is taken down, the opening is arranged above the human eye, the pushing element is pushed forward, the front end of the pushing element pushes the contact lens 3 in the accommodating cavity 12 out of the opening, the contact lens 3 falls into the human eye due to gravity and naturally spreads due to self tension, and the contact lens is attached to the surface of the eye, so that the wearing process is completed.
In the corneal contact lens storage and wearing device, the sealing plug 13 and the sealing member 14 are preferably made of soft rubber or silicone rubber materials. The hard component of the device can be formed by three-dimensionally printing thermoplastic polymer materials, and can also be obtained by metal processing.
The inner diameter of the accommodating cavity 12 of the contact lens is smaller than the diameter of the contact lens, in the process of placing, the contact lens is placed at the outer end of the accommodating cavity in convex contact, the contact lens is jacked into the accommodating cavity by a round-head glass rod with the diameter slightly smaller than the inner diameter of the accommodating cavity for a fixed distance, then excessive contact lens preserving fluid is added into the accommodating cavity, and then the contact lens is assembled into the sealing plug.
In each device, a plurality of contact lenses can be filled, and the device can be recycled after the contact lenses are filled manually or by other means.
The foregoing embodiments have described the technical solutions and advantages of the present utility model in detail, and it should be understood that the foregoing embodiments are merely illustrative of the present utility model and are not intended to limit the utility model, and any modifications, additions, substitutions and the like that fall within the principles of the present utility model should be included in the scope of the utility model.
Claims (7)
1. A preservation and wearing device of a cornea contact lens, which is characterized by comprising a shell and a pushing piece;
the shell is provided with an inner space and a corneal contact lens accommodating cavity which are communicated with each other; the front end of the accommodating cavity of the cornea contact lens is provided with an opening sealing piece;
the pushing piece is arranged in the inner space in a mode of being capable of moving back and forth and can be locked at a certain fixed position;
when the pushing piece is pushed forward to a certain position, the front end of the pushing piece can push the cornea contact lens placed in the cornea contact lens accommodating cavity out of the opening;
a plurality of positioning pieces are also arranged; the positioning piece divides the forward pushing process of the pushing piece into a plurality of pushing processes, and one sealing plug and one cornea contact lens are pushed out by each pushing process of the pushing piece.
2. The device for preserving and wearing a contact lens according to claim 1, wherein the pushing member comprises a pushing rod and a piston arranged at the front end of the pushing rod; the piston is in interference fit with the accommodating cavity.
3. The device for preserving and wearing contact lenses according to claim 1, in which at least one sealing plug is movably arranged in the receiving chamber, the sealing plug dividing the receiving chamber into at least two chambers arranged one behind the other, each chamber being able to receive one contact lens.
4. The device for preserving and wearing a contact lens according to claim 3, wherein the positioning member comprises an elastic limit buckle arranged on the push rod and a limit clamping groove arranged on the inner wall of the inner space; the limit clamping groove is matched with the limit clamping buckle to realize the positioning of the pushing piece.
5. The device for preserving and wearing a contact lens as claimed in claim 1, wherein said contact lens receiving cavity is cylindrical.
6. The device for preserving and wearing a contact lens according to claim 1, wherein the hard member of the device for preserving and wearing a contact lens is made of a thermoplastic polymer material or a metal.
7. A device for preserving and wearing a contact lens as claimed in claim 3, wherein the material of the sealing plug is soft rubber or silicone rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210336330.2A CN115363328B (en) | 2022-03-31 | 2022-03-31 | Cornea contact lens preservation and wearing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210336330.2A CN115363328B (en) | 2022-03-31 | 2022-03-31 | Cornea contact lens preservation and wearing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115363328A CN115363328A (en) | 2022-11-22 |
| CN115363328B true CN115363328B (en) | 2023-10-20 |
Family
ID=84060217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210336330.2A Active CN115363328B (en) | 2022-03-31 | 2022-03-31 | Cornea contact lens preservation and wearing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115363328B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2175308A1 (en) * | 1995-05-01 | 1996-11-02 | Wallace Anthony Martin | Post hydration method and apparatus for transporting, inspecting and packaging contact lenses |
| CA2204462A1 (en) * | 1996-05-07 | 1997-11-07 | Darren Scott Keene | Automated method and apparatus for hydrating soft contact lenses |
| CA2393274A1 (en) * | 2002-07-22 | 2004-01-22 | John William Yee | Reversing nearsightedness |
| CN101243996A (en) * | 2007-02-15 | 2008-08-20 | 爱尔康制造有限公司 | Lens delivery system |
| EP2060243A1 (en) * | 2007-11-16 | 2009-05-20 | STAAR Japan Inc. | Insertion device for intraocular lens |
| CN103505305A (en) * | 2007-07-23 | 2014-01-15 | 力景公司 | Lens delivery system |
| CH714883A1 (en) * | 2018-04-12 | 2019-10-15 | Medicel Ag | Injector with two operating modes, in particular suitable for injecting an intraocular lens. |
| CN212657658U (en) * | 2020-07-30 | 2021-03-05 | 江苏博度信息科技有限公司 | Lens module and light source structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4922174B2 (en) * | 2005-09-28 | 2012-04-25 | Ｈｏｙａ株式会社 | Intraocular lens insertion device |
-
2022
- 2022-03-31 CN CN202210336330.2A patent/CN115363328B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2175308A1 (en) * | 1995-05-01 | 1996-11-02 | Wallace Anthony Martin | Post hydration method and apparatus for transporting, inspecting and packaging contact lenses |
| CA2204462A1 (en) * | 1996-05-07 | 1997-11-07 | Darren Scott Keene | Automated method and apparatus for hydrating soft contact lenses |
| CA2393274A1 (en) * | 2002-07-22 | 2004-01-22 | John William Yee | Reversing nearsightedness |
| CN101243996A (en) * | 2007-02-15 | 2008-08-20 | 爱尔康制造有限公司 | Lens delivery system |
| CN103505305A (en) * | 2007-07-23 | 2014-01-15 | 力景公司 | Lens delivery system |
| EP2060243A1 (en) * | 2007-11-16 | 2009-05-20 | STAAR Japan Inc. | Insertion device for intraocular lens |
| CH714883A1 (en) * | 2018-04-12 | 2019-10-15 | Medicel Ag | Injector with two operating modes, in particular suitable for injecting an intraocular lens. |
| CN212657658U (en) * | 2020-07-30 | 2021-03-05 | 江苏博度信息科技有限公司 | Lens module and light source structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115363328A (en) | 2022-11-22 |
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