Method and apparatus for treating adult-onset dementia of the Alzheimer's type
First Claim
1. An apparatus for removing cerebrospinal fluid comprising:
- a conduit comprising a first opening and a second opening, the first opening of the conduit being adapted to be disposed in fluid communication with a space within a patient'"'"'s subarachnoid space the second opening being adapted to be disposed in fluid communication with another portion of the patient'"'"'s body; and
a pump attached to the conduit between the first and second openings;
said pump being adapted for coupling to structure within the patient'"'"'s body so that the pumping is effected by motion of the structure or changes in internal body pressure as the patient moves.
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Accused Products
Abstract
A method for treating a patient for adult-onset dementia of the Alzheimer'"'"'s type by removing a portion of the patient'"'"'s cerebrospinal fluid, preferably (although not necessarily) by transporting the fluid to another portion of the patient'"'"'s body. The invention also provides an apparatus for removing cerebrospinal fluid including (1) a conduit with a first opening and a second opening, the first opening of the conduit being adapted to be disposed in fluid communication with a space within a patient'"'"'s subarachnoid space, the second opening being adapted to be disposed in fluid communication with another portion of the patient'"'"'s body; and (2) a flow rate control device attached to the conduit.
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Citations
12 Claims
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1. An apparatus for removing cerebrospinal fluid comprising:
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a conduit comprising a first opening and a second opening, the first opening of the conduit being adapted to be disposed in fluid communication with a space within a patient'"'"'s subarachnoid space the second opening being adapted to be disposed in fluid communication with another portion of the patient'"'"'s body; and
a pump attached to the conduit between the first and second openings;
said pump being adapted for coupling to structure within the patient'"'"'s body so that the pumping is effected by motion of the structure or changes in internal body pressure as the patient moves. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification