A Femtosecond Laser System for Simultaneous Imaging and Surgery

A femtosecond laser and surgery technology, applied in the field of femtosecond laser systems, can solve the problems of whether the imaging effect is clear enough and the corneal tissue effect cannot be clearly distinguished, and achieve the effect of clear observation

A femtosecond laser and surgery technology, applied in the field of femtosecond laser systems, can solve the problems of whether the imaging effect is clear enough and the corneal tissue effect cannot be clearly distinguished, and achieve the effect of clear observation

CN104382689BActive Publication Date: 2016-09-14ACAD OF OPTO ELECTRONICS CHINESE ACAD OF SCI

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  • A Femtosecond Laser System for Simultaneous Imaging and Surgery
  • A Femtosecond Laser System for Simultaneous Imaging and Surgery
  • A Femtosecond Laser System for Simultaneous Imaging and Surgery

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Embodiment Construction

[0028] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

[0029] In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not constitute a conflict with each other. ,

[0030] In the drawings of the present invention, unless otherwise indicated, a single arrow represents a laser light path, and a double arrow with a solid line represents a second harmonic signal light path.

[0031] An embodiment of the present invention provides a femtosecond laser system used for both imaging and surgery, which can not only perform femtosecond laser corneal ablati...

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Abstract

The invention relates to the technical field of laser ophthalmologic operations and provides a femtosecond laser system using for imaging and an operation at the same time. The system comprises a sample module, a femtosecond laser operation module and a secondary harmonic signal imaging module. The femtosecond laser operation module is used for the femtosecond laser cornea cutting operation and provided with a femtosecond laser oscillator. The laser light source generated by the femtosecond laser oscillator is irradiated to the sample of the sample module to generate a secondary harmonic signal, and the secondary harmonic signal imaging module collects the secondary harmonic signal to perform imaging so as to observe femtosecond laser cornea cutting effect. The femtosecond laser system is applicable to actual operations, the femtosecond laser cornea cutting effect can be observed clearly, and large modification of existing operation systems is not needed.

Description

【Technical field】 [0001] The invention relates to the technical field of laser eye surgery, in particular to a femtosecond laser system used for both imaging and surgery. 【Background technique】 [0002] In the past ten years, due to the precise cutting precision and minimized side effects, the field of femtosecond laser eye surgery has developed rapidly and has broad clinical application prospects. In actual operations, femtosecond laser corneal transplantation and femtosecond laser Second laser in situ keratomileusis. In order to achieve the best surgical effect, the femtosecond laser system used in the operation will simultaneously observe the femtosecond laser ablation effect. Accurate observation of the femtosecond laser corneal ablation effect has very urgent application requirements for surgical applications. [0003] The commonly used method to measure the corneal ablation effect of femtosecond laser is to observe through the microscope system of visible light imagin...

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Application Information

Patent Timeline
14 Sep 2016
Publication
CN104382689B
IPC
A61F9/01; A61B3/10
Inventors
孙辉; 樊仲维