CN209770434U - Novel eyelid retractor - Google Patents
Novel eyelid retractor Download PDFInfo
- Publication number
- CN209770434U CN209770434U CN201822194328.8U CN201822194328U CN209770434U CN 209770434 U CN209770434 U CN 209770434U CN 201822194328 U CN201822194328 U CN 201822194328U CN 209770434 U CN209770434 U CN 209770434U
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- China
- Prior art keywords
- connecting rod
- rod
- adjusting
- elastic
- groove
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Abstract
The utility model discloses a novel eyelid retractor, which comprises a supporting arm, a connecting rod and a threaded ring; the two support arms are connected through the elastic connecting piece, and the support arms are operated through the handheld part; the connecting rod is connected with the supporting arm through the adjusting rod, and the position of the sliding rod on the adjusting through groove is moved, so that the position of the adjusting rod in the embedded hole groove is driven, the connecting point of the connecting rod and the supporting arm is adjusted, and the length of different eyelid opening heads is adapted; the top end of the connecting rod is provided with a connecting hole groove, the bottom of the connecting hole groove is provided with an elastic fixing plug, the eyelid opening head connecting rod to be connected is inserted into the connecting hole groove, the positioning is carried out through the elastic fixing plug, the threaded ring is rotated upwards along the rotating thread until the threaded ring is rotated to the top end of the connecting rod, and the elastic connecting sleeve keeps the threaded ring to be tightly attached to the connecting rod; the rubber sleeve is upwards turned to the connected eyelid opening head connecting rod through the flanging bulge to help the fixation.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a novel eyelid retractor.
Background
The general term of ophthalmology is "ophthalmology specialty", which is the discipline for studying diseases occurring in the visual system, including the eyeball and its associated tissues. In ophthalmology, various ophthalmic diseases such as vitreous body, retinal diseases, ocular optics, glaucoma, optic neuropathy, cataract and the like are generally researched. Common ophthalmic diseases are: central serous retinopathy, dry eye, sympathetic ophthalmia, nyctalopia, blindness, amblyopia, astigmatism, trachoma, cataract, diabetic retinopathy, conjunctivitis, presbyopia, achromatopsia, iridochromism, retinitis pigmentosa, central retinal artery occlusion, retinal detachment, myopia, hyperopia, pinprick, snow blindness, aragonima, glaucoma, muscae volitantes and the like. The eyelid retractor is often used in ophthalmologic examination or operation, is a common instrument used in ophthalmologic operation, is mainly used for widening the operation visual field of doctors, can better perform operation, has a working principle similar to that of a necessary tool in surgical operation, namely a drag hook, and is a drag hook in ophthalmologic operation in terms of the performance of the product.
The existing eyelid retractor for ophthalmologic examination and operation generally comprises a handle, an eyelid retractor arm which is V-shaped is movably connected to the front end of the handle, an eyelid retractor head is arranged at the end of the eyelid retractor arm, and when the ophthalmologic examination or operation is performed, an upper eyelid and a lower eyelid of a patient can be unfolded through the eyelid retractor head so that a doctor can perform better operation. The existing eyelid retractor has different eyelid retractor heads according to different use positions and use requirements, but needs to be used for a plurality of positions in the process of performing ophthalmologic operation and examination, so that different eyelid retractors need to be used, and the equipment is too much and inconvenient to use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel eyelid retractor to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a novel eyelid retractor comprises a supporting arm, a connecting rod and a threaded ring; the bottom end of the supporting arm is connected with the handheld part, the two supporting arms are arranged in a crossed manner, the supporting arms are provided with connecting through holes, and elastic connecting pieces are arranged at the connecting through holes; an embedded hole groove is formed in the front end of the support arm, a connecting rod is arranged at the front end of the support arm, and the bottom end of the connecting rod is connected with an adjusting rod corresponding to the embedded hole groove; an adjusting through groove is formed in one side of the embedded hole groove, a sliding rod corresponding to the adjusting through groove is connected to the adjusting rod, and a fixing buckle is installed at the tail end of the sliding rod; the top end of the connecting rod is provided with a connecting hole groove, the bottom of the connecting hole groove is provided with an elastic fixing plug, the outer side of the connecting rod is provided with a fixing ring, the fixing ring is connected with an elastic connecting sleeve, and the top end of the elastic connecting sleeve is connected with a threaded ring; the connecting rod outside is provided with the rotatory screw thread corresponding with the screw thread ring, and the cladding of screw thread ring outside has the rubber sleeve, is provided with the turn-ups arch on the rubber sleeve.
Preferably, the sliding rod and the adjusting rod are vertically arranged, and the length of the adjusting through groove is the same as that of the adjusting rod.
Preferably, the two sides of the adjusting through groove are provided with elastic sealing side edges, and the sliding rod penetrates out of a gap between the two elastic sealing side edges.
Preferably, the outer side of the rotating thread is provided with an anti-wear coating.
Preferably, the length of the elastic connecting sleeve is greater than the length of the rotary threaded section, and the minimum diameter of the rubber sleeve is smaller than the diameter of the replaced eyelid retractor connecting rod.
Compared with the prior art, the beneficial effects of the utility model are that: the two support arms are connected through the elastic connecting piece, and the support arms are operated through the handheld part; the connecting rod is connected with the supporting arm through the adjusting rod, and the position of the sliding rod on the adjusting through groove is moved, so that the position of the adjusting rod in the embedded hole groove is driven, the connecting point of the connecting rod and the supporting arm is adjusted, and the length of different eyelid opening heads is adapted; inserting the eyelid opening head connecting rod to be connected into the connecting hole groove, positioning through the elastic fixing plug, and rotating the threaded ring upwards along the rotating thread until the threaded ring rotates to the top end of the connecting rod, wherein the elastic connecting sleeve keeps the threaded ring tightly attached to the connecting rod; the rubber sleeve is upwards turned to the connected eyelid opening head connecting rod through the flanging bulge to help the fixation. The utility model discloses simple structure, maneuverability is strong, can change different eyelid retractor heads to the demand of difference under the circumstances that uses a pair eyelid retractor, has practiced thrift the apparatus and has prepared, convenient operation.
Drawings
FIG. 1 is a schematic structural view of a connection member of the present invention;
Fig. 2 is a schematic view of the overall structure of the present invention.
In the figure: 1. a support arm; 2. a hand-held portion; 3. a connecting through hole; 4. an elastic connecting member; 5. embedding a hole groove; 6. a connecting rod; 7. adjusting a rod; 8. adjusting the through groove; 9. a slide bar; 10. fixing the buckle; 11. a connecting hole groove; 12. an elastic fixing plug; 13. a fixing ring; 14. an elastic connecting sleeve; 15. a threaded collar; 16. rotating the screw thread; 17. a rubber sleeve; 18. the flanging is convex.
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.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
in the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-2, the present invention provides a technical solution: a novel eyelid retractor comprises a supporting arm 1, a connecting rod 6 and a threaded ring 15; the bottom end of the support arm 1 is connected with the handheld part 2, the two support arms 1 are arranged in a crossed manner, a connecting through hole 3 is formed in each support arm 1, and an elastic connecting piece 4 is arranged at each connecting through hole 3; an embedded hole groove 5 is formed in the front end of the support arm 1, a connecting rod 6 is arranged at the front end of the support arm 1, and the bottom end of the connecting rod 6 is connected with an adjusting rod 7 corresponding to the embedded hole groove 5; an adjusting through groove 8 is formed in one side of the embedded hole groove 5, a sliding rod 9 corresponding to the adjusting through groove 8 is connected to the adjusting rod 7, and a fixing buckle 10 is installed at the tail end of the sliding rod 9; the top end of the connecting rod 6 is provided with a connecting hole groove 11, the bottom of the connecting hole groove 11 is provided with an elastic fixing plug 12, the outer side of the connecting rod 6 is provided with a fixing ring 13, the fixing ring 13 is connected with an elastic connecting sleeve 14, and the top end of the elastic connecting sleeve 14 is connected with a threaded ring 15; the outer side of the connecting rod 6 is provided with a rotating thread 16 corresponding to the thread ring 15, the outer side of the thread ring 15 is coated with a rubber sleeve 17, and the rubber sleeve 17 is provided with a flanging bulge 18.
Furthermore, the sliding rod 9 is perpendicular to the adjusting rod 7, and the length of the adjusting through groove 8 is the same as that of the adjusting rod 7.
Furthermore, elastic sealing side edges are arranged on two sides of the adjusting through groove 8, and the sliding rod 9 penetrates out of a gap between the two elastic sealing side edges.
Further, an anti-wear coating is arranged outside the rotating thread 16.
Further, the length of the elastic connecting sleeve 14 is larger than that of the rotary thread 16, and the minimum diameter of the rubber sleeve 17 is smaller than that of the replaced eyelid retractor connecting rod.
The working principle is as follows: the bottom end of the support arm 1 is connected with the handheld part 2, the two support arms 1 are arranged in a crossed manner, the support arm 1 is provided with a connecting through hole 3, and an elastic connecting piece 4 is arranged at the connecting through hole 3; the two support arms 1 are connected through the elastic connecting piece 4, and the support arms 1 are operated through the handheld part 2; an embedded hole groove 5 is formed in the front end of the support arm 1, a connecting rod 6 is arranged at the front end of the support arm 1, and the bottom end of the connecting rod 6 is connected with an adjusting rod 7 corresponding to the embedded hole groove 5; an adjusting through groove 8 is formed in one side of the embedded hole groove 5, a sliding rod 9 corresponding to the adjusting through groove 8 is connected to the adjusting rod 7, and a fixing buckle 10 is installed at the tail end of the sliding rod 9; the connecting rod 6 is connected with the supporting arm 1 through the adjusting rod 7, and the position of the sliding rod 9 on the adjusting through groove 8 is moved, so that the position of the adjusting rod 9 in the inner embedded hole groove 5 is driven, the connecting point of the connecting rod 6 and the supporting arm 1 is adjusted, and the length of different eyelid opening heads is adapted;
The top end of the connecting rod 6 is provided with a connecting hole groove 11, the bottom of the connecting hole groove 11 is provided with an elastic fixing plug 12, the outer side of the connecting rod 6 is provided with a fixing ring 13, the fixing ring 13 is connected with an elastic connecting sleeve 14, and the top end of the elastic connecting sleeve 14 is connected with a threaded ring 15; the outer side of the connecting rod 6 is provided with a rotating thread 16 corresponding to the thread ring 15, the outer side of the thread ring 15 is coated with a rubber sleeve 17, and the rubber sleeve 17 is provided with a flanging bulge 18; inserting the eyelid opening head connecting rod to be connected into the connecting hole groove 11, positioning through the elastic fixing plug 12, rotating the threaded ring 15 upwards along the rotating thread 16 until the connecting rod 6 rotates to the top end, and keeping the threaded ring 15 tightly attached to the connecting rod 6 by the elastic connecting sleeve 14; the rubber sleeve 17 is turned upwards to the connected eyelid retractor connecting rod through the flanging bulge 18 to help the fixation.
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. a novel eyelid retractor is characterized in that: comprises a supporting arm (1), a connecting rod (6) and a threaded ring (15); the bottom end of the supporting arm (1) is connected with the handheld part (2), the two supporting arms (1) are arranged in a crossed manner, the supporting arm (1) is provided with a connecting through hole (3), and an elastic connecting piece (4) is arranged at the connecting through hole (3); an embedded hole groove (5) is formed in the front end of the supporting arm (1), a connecting rod (6) is arranged at the front end of the supporting arm (1), and the bottom end of the connecting rod (6) is connected with an adjusting rod (7) corresponding to the embedded hole groove (5); an adjusting through groove (8) is formed in one side of the embedded hole groove (5), a sliding rod (9) corresponding to the adjusting through groove (8) is connected to the adjusting rod (7), and a fixing buckle (10) is installed at the tail end of the sliding rod (9); the top end of the connecting rod (6) is provided with a connecting hole groove (11), the bottom of the connecting hole groove (11) is provided with an elastic fixing plug (12), the outer side of the connecting rod (6) is provided with a fixing ring (13), the fixing ring (13) is connected with an elastic connecting sleeve (14), and the top end of the elastic connecting sleeve (14) is connected with a threaded ring (15); the outer side of the connecting rod (6) is provided with a rotating thread (16) corresponding to the thread ring (15), the outer side of the thread ring (15) is coated with a rubber sleeve (17), and the rubber sleeve (17) is provided with a flanging bulge (18).
2. The novel eyelid retractor of claim 1, wherein: the sliding rod (9) and the adjusting rod (7) are vertically arranged, and the length of the adjusting through groove (8) is the same as that of the adjusting rod (7).
3. The novel eyelid retractor of claim 1, wherein: the two sides of the adjusting through groove (8) are provided with elastic sealing side edges, and the sliding rod (9) penetrates out of a gap between the two elastic sealing side edges.
4. The novel eyelid retractor of claim 1, wherein: and an anti-abrasion coating is arranged on the outer side of the rotating thread (16).
5. The novel eyelid retractor of claim 1, wherein: the length of the elastic connecting sleeve (14) is greater than the length of the rotary thread (16), and the minimum diameter of the rubber sleeve (17) is less than the diameter of the replaced eyelid retractor connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822194328.8U CN209770434U (en) | 2018-12-26 | 2018-12-26 | Novel eyelid retractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822194328.8U CN209770434U (en) | 2018-12-26 | 2018-12-26 | Novel eyelid retractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209770434U true CN209770434U (en) | 2019-12-13 |
Family
ID=68790849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822194328.8U Expired - Fee Related CN209770434U (en) | 2018-12-26 | 2018-12-26 | Novel eyelid retractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209770434U (en) |
-
2018
- 2018-12-26 CN CN201822194328.8U patent/CN209770434U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191213 Termination date: 20201226 |