用于眼科激光手术系统的患者接口
By introducing a tapered wall and various optical structures into the patient interface, the problem of uneven illumination at the surgical site in ophthalmic laser surgery was solved, achieving brighter and more uniform illumination and improving the accuracy of camera imaging and feature recognition.
CN115989010BActive Publication Date: 2026-07-17ALCON INC
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- ALCON INC
- Filing Date
- 2021-08-19
- Publication Date
- 2026-07-17
AI Technical Summary
Technical Problem
Existing patient interfaces result in insufficient and/or uneven illumination of the surgical site during ophthalmic laser surgery, affecting the accuracy of camera imaging and feature recognition.
Method used
A patient interface was designed, comprising a conical wall and various optical structures, such as a diffuser, a reflector, and a light guide, to direct light from the conical wall toward the interior of the cone and the central area of the contact portion, ensuring brighter and more uniform illumination.
Benefits of technology
It improves the lighting quality of the surgical site, making the camera image clearer and more reliable in identifying eye features, thus ensuring accurate alignment for laser treatment.
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Smart Images
Figure CN115989010B_ABST
Abstract
在某些实施例中，一种用于眼科激光系统的患者接口包括接口部分和附接部分。接口部分包括接触部分、锥形壁和一个或多个结构。接触部分具有抵接面，该抵接面被构造成与眼睛的角膜接触。锥形壁从接触部分向外设置，并限定锥形内部。锥形壁具有内表面和外表面，其中内表面限定了锥形内部。锥形壁具有上部部分和下部部分，其中下部部分联接到接触部分。该一个或多个结构将光从锥形壁引导向锥形内部。附接部分将接口部分贴附到眼睛的角膜。
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