Apparatus and method for assessing eye disease
AssigneeCase Western Reserve University
InventorDAVID S. BARDENSTEIN
Life of this patent
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Abstract
An apparatus for assessing eye disease in a subject includes a body member including an arm portion, a handle portion, and an alignment portion. The arm and handle portions each have a first end portion oppositely disposed from a second end portion. Each of the first end portions are operably connected to the alignment portion. The arm portion includes a scale in degrees, and the alignment portion includes an alignment mechanism for aligning the body member with the visual field of the subject.
Claims15
An apparatus for assessing eye disease in a subject, said apparatus comprising:
- a body member including an arm portion, a handle portion, and an alignment portion, said arm and handle portions each having a first end portion oppositely disposed from a second end portion, each of said first end portions being operably connected to said alignment portion;
- said arm portion including a scale in degrees;
- said alignment portion including an alignment mechanism for aligning said body member with the visual field of the subject.
A method for assessing diplopia in a subject, said method comprising the steps of:
- providing a body member comprising an arm portion, a handle portion, and an alignment portion, the arm and handle portions each having a first end portion oppositely disposed from a second end portion, each of the first end portions being operably connected to the alignment portion, the arm portion including a scale in degrees and the alignment portion including an alignment mechanism for aligning the body member with the visual field of the subject;
- aligning the alignment mechanism of the alignment portion with the visual field of the subject;
- moving a target radially outward from the alignment portion towards the arm portion;
- and
- determining the point on the scale where diplopia occurs.
A method for assessing nystagmus in a subject, said method comprising the steps of:
- providing a body member including an arm portion, a handle portion, and an alignment portion, the arm and handle portions each having a first end portion oppositely disposed from a second end portion, each of the first end portions being operably connected to the alignment portion, the arm portion including a scale in degrees and the alignment portion including an alignment mechanism for aligning the body member with the visual field of the subject;
- aligning the alignment mechanism of the alignment portion with the visual field of the subject;
- moving a target radially outward from the alignment portion towards the arm portion;
- and
- determining the point on the scale where nystagmus occurs.
Dependencies are inferred from the claim text.