Patent ID: 7335188

Claim:
A device for collecting spinal fluid during a medical procedure, the collection device comprising: a) an upper, generally cup-shaped portion comprising an open top, an upper cup side wall, an upper cup base plate at a lower end of the upper cup side wall, and a drain hole in the upper cup base plate; b) a lower, generally cup-shaped portion comprising an open top, a lower cup side wall, and a lower cup base plate at a lower end of the lower cup side wall, the lower cup base plate comprising a plurality of generally circular openings; wherein the upper, generally cup-shaped portion is removably insertable in and rotatable in the lower, generally cup-shaped portion, and the upper, generally cup-shaped portion comprises a rotation mechanism for rotating the upper, generally cup-shaped portion in the lower cup-shaped portion; and wherein the lower cup base plate openings are threaded for accommodating a correspondingly threaded end of a test tube.