Iris retractor for use in surgical procedure on the eye of a living being
AssigneeGrieshaber & Co. AG Schaffhausen
InventorsHans R. Grieshaber, Werner Maag
Life of this patent
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Abstract
An instrument for use in ophthalmic surgery, includes an elongated body portion having one end formed with an engagement member for insertion through an incision into the anterior chamber of the eye for retracting the iris. A fixation member is slidably secured to the body portion for positioning and fixing the body portion in place. The body portion is made of a flexible polymeric material having a hue which contrasts a hue of the iris, at least along an area starting from the engagement member to at least half the length of the body portion.
Claims23
An instrument for use in ophthalmic surgery, comprising
- an elongated body portion having one end formed with an engagement member for insertion into the anterior chamber of the eye for retracting the iris, said body portion being defined by a length;
- and
- a fixation member slidably secured to the body portion for positioning and fixing the body portion in place;
- said body portion being made of a flexible polymeric material having a hue at least along an area starting from the engagement member to at least half the length of the body portion, said hue of the body portion being selected to contrast a hue of the iris of a patient and from a plurality of hues which contrasts a plurality of iris hues from a plurality of patients.
An instrument for use in ophthalmic surgery, comprising
- an elongated body portion having one end formed with an engagement member for insertion into the anterior chamber of the eye for retracting the iris;
- and
- a fixation member slideably secured to the body portion for positioning and fixing the body portion in place,
- wherein at least the body portion is made of a flexible polymeric material having a hue which is selected to contrast a hue of the iris of a patient and selected from a plurality of hues to contrast iris hues from different patients.
A kit, comprising a plurality of iris retractors made of flexible polymeric material, wherein the iris retractors have different hues and are selected so as to contrast a hue of the iris of a patient during a surgical procedure on the eye.
Dependencies are inferred from the claim text.