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Способ имплантации и шовной фиксации S-образной интраокулярной линзы к радужке
专利权人:
Aktsionernoe obshchestvo "Ekaterinburgskij tsentr MNTK "Mikrokhirurgiya glaza"
发明人:
Fechin Oleg Borisovich,Фечин Олег Борисович
申请号:
RU2017133687
公开号:
RU0002665182C1
申请日:
2017.09.27
申请国别(地区):
RU
年份:
2018
代理人:
摘要:
FIELD: medicine.SUBSTANCE: invention relates to the field of medicine, namely, to ophthalmic surgery. For implantation and suture fixation of the S-shaped intraocular lens (IOL) to the iris in the absence of capsular support, the pupil is narrowed and lens implantation through a small tunnel incision into the anterior chamber, a consecutive establishment behind the iris of a first haptic element, suture fixation of the IOL in the area of the induced haptic element, then the second haptic element, and the suture fixation of the IOL in the zone of the second haptic element. Fixation is performed by puncturing the lens with a needle, first, using tweezers inserted through the paracentesis into the anterior chamber, the edge of the optics of the IOL is seized next to the haptic element, lead this haptic element through the pupil beyond the iris and, continuing to hold the lens with tweezers, draw a suture needle through the paracentesis in the cornea, in the sector of the haptic connected to the iris, further, the iris is pierced by a needle 1.5–2.0 mm from the pupillary margin, after which the needle, bending over the haptic element, is punctured through the lens at a point located in the middle of the base of the haptic element, or puncture the needle, moving from this point along the axis of the lens, which passes through the middle of the base of one and the other haptic element, by up to 0.5 mm in one direction or the other. Further, the needle is punctured into the anterior chamber through the iris at a distance of 1.5–2.0 mm from the pupillary edge and at a distance of 1.5–2.0 mm from the initial needle injection into the iris. Then puncture the needle through the cornea to the outside, cut the thread. After this, a second haptic element is formed behind the iris, the lens is centered and likewise fixed to the iris from the diametrically opposite side relative to the axis of the lens that passes through the middle of the base of one and the other haptic element.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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