Insert system for the crystalline lens in eyes
An insertion system for an intraocular lens (20) having a deformable optical portion (21) and loop-shaped support portions (22a,b) for supporting the optical portion (21) within an eye includes a holding means (10) for holding the intraocular lens (20) at a standby position in a state in which no st...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | An insertion system for an intraocular lens (20) having a deformable optical portion (21) and loop-shaped support portions (22a,b) for supporting the optical portion (21) within an eye includes a holding means (10) for holding the intraocular lens (20) at a standby position in a state in which no stress acts on the optical portion (21) of the lens (20); a deforming means (10,32) for deforming the lens (20) to a reduced size; an insertion tube (32) through which the deformed lens (20) is inserted into the eye; a pusher mechanism (34) having a push rod (33) for pushing and inserting the lens (20) into the eye; and a lens moving mechanism (13) for moving the lens (20) from the standby position to an insertion position at which the pusher mechanism (34) can push and insert the lens (20) into the eye. When the lens (20) is moved to the insertion position, the optical portion (21) and the support portions (22a,b) of the lens (20) are placed in different spaces in order to fix the positional relationship between the optical portion (21) and the support portions (22a,b) of the lens. |
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