A kind of fixator for corneal graft suture operation

A technology for implants and surgery, which is applied in the field of ophthalmic surgery auxiliary devices, can solve the problems of complex structure of the fixer and inconvenient use, and achieve the effect of convenient use

CN111449702BInactive Publication Date: 2021-05-07THE AFFILIATED HOSPITAL OF QINGDAO UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Publication Date
2021-05-07
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention discloses a fixer for corneal graft suturing operation, which relates to the technical field of ophthalmic operation auxiliary devices. The invention comprises a bottom ring and a movable ring. A number of mounting holes are evenly distributed on the side of the bottom ring, and a guide column is installed in each mounting hole; slot; the guide hole and the guide column are matched and installed in one-to-one correspondence; studs are installed in the screw hole; a movable block is installed in the installation groove; a clamping mechanism is slidably installed on the movable block, and the chuck in the clamping mechanism Located on the inside of the active ring. The movable ring of the present invention is equipped with studs to facilitate the adjustment of the distance between the bottom ring and the movable ring, and is convenient to use. At the same time, the movable ring is rotated and installed with a movable block and a clamping mechanism installed on the movable block, which is convenient for fixing the user's eyelids , convenient and reliable.
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Description

technical field

[0001] The invention belongs to the technical field of ophthalmic operation auxiliary devices, in particular to a fixer for corneal graft suture operation. Background technique

[0002] At present, when performing ophthalmic surgery for patients clinically, it is generally necessary to stretch the patient's eyelids for surgical operations. Most of the existing technologies use eyelid openers, but for some special patients: such as conjunctival sac scars, deformities, curved For patients with long shallow skin and small eyeballs, it is difficult to open the eyelids with conventional eyelid speculum, which is time-consuming and labor-intensive, which adds great difficulty to the operator. Contents of the invention

[0003] The object of the present invention is to provide a kind of fixer for corneal graft suturing operation, the movable ring is equipped with studs to facilitate the adjustment of the distance between the bottom ring and the movable ring, which...

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Embodiment Construction

[0023] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

[0024] In describing the present invention, it is to be understood that the terms "opening", "upper", "lower", "thickness", "top", "middle", "length", "inner", "surrounding" etc. Indicating orientation or positional relationship is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a sp...