Eyelid speculum for ophthalmic surgery

Abstract

The invention discloses an eyelid speculum for the ophthalmic surgery. A fixed clamping piece is welded to the bottom of a fixed support. An adjusting support is inserted in an inner cavity of the fixed support. Fixed stop pieces are arranged at the left end and the right end of the top of the adjusting support respectively. An eyelid opening device is connected with the bottoms of the fixed stop pieces in a screwed mode. An adjusting rotary button is arranged on the outer wall of the fixed support. The outer wall of the bottom of the adjusting support is sleeved with a circular limiting block. The eyelid opening device comprises a fixed screw. A rotary bearing is arranged at the right end of the fixed screw. A rotary sleeve is fixed to the right end of the rotating bearing through a connecting piece. A V-shaped distraction support is inserted in an inner cavity of the rotary sleeve through a shaft rod. A distraction adjusting spring is fixed to an inner cavity of the V-shaped distraction support. The distraction end of the V-shaped distraction support is sleeved with a rubber sleeve. A silicon rubber wafer is arranged on the outer wall of the rubber sleeve. The eyelid speculum is simple in structure and convenient to operate.

Description

technical field [0001] The invention relates to the technical field of ophthalmic medical devices, in particular to an eyelid speculum for ophthalmic surgery. Background technique [0002] Ophthalmic surgery is a very delicate surgical method. When the hospital performs surgery on patients with eye diseases, the operation of patients with loose eyelids is often affected by the problem of eyelid expansion. Clear vision is very important for the surgical process. Ophthalmic surgery It is necessary to open the eyelids and eyelashes to expose the eyeball and other surgical sites. In clinical practice, it is not easy to open the patient's eyelids during eye examination and surgery. The general eyelid opener is fastened by the inner eyelid. Infection or damage of the inner eyelid is caused, and the effect of the operation is often affected by the adjustment that cannot be well fixed. Therefore, we propose an eyelid speculum for ophthalmic surgery. Contents of the invention [0...

AI Technical Summary

Problems solved by technology

[0002] Ophthalmic surgery is a very delicate surgical method. When the hospital performs surgery on patients with eye diseases, the operation of patients with loose eyelids is often affected by the problem of eyelid expansion. Clear vision is very important for the surgical process. Ophthalmic surgery It is necessary to open the eyelids and eyelashes to expose the eyeball and other surgical sites. In clinical practice, it is not easy to open the patient's eyelids during eye examination and surgery. The general eyelid opener is fastened by the inner eyelid. Cause inner eyelid infection or damage, and often should not be well fixed adjustment and affect the effect of surgery, for this reason, we propose an eyelid speculum for ophthalmic surgery

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