Urine occult blood test apparatus
OwnerHiroki Watanabeinventor
Life of this patent
Estimating the term…
Abstract
A urine occult blood test apparatus includes an insert member insertable in a working channel of a cystoscope and a urine occult blood test member provided at a tip portion of the insert member. The urine occult blood test member is covered during insertion of the insert member and exposed after the insertion. The urine occult blood test apparatus is inserted and advanced to just before the ureteral opening by using the cystoscope. It is directly observed that urine coming out from the ureteral opening is received by the tip portion of the insert member having the urine occult blood test member. Therefore, such a urine occult blood test enables to confirm which is bleeding, the right or left kidney or the right or left ureter.
Claims7
A urine occult blood test apparatus comprising:
- an elongated catheter (1a) insertable in a working channel of a cystoscope;
- a urine occult blood test member (2), said test member (2) being provided on a surface of a tip portion of said catheter (1a) and covered with a substance (3) harmless to a human body and soluble in several minutes after insertion into a human body;
- and
- wherein said test member (2) is covered with said substance (3) during insertion, but exposed after positioning near a ureteral meatus due to solution of said substance (3) and existence of urine occult blood near the ureteral meatus can be tested.
A urine occult blood test apparatus comprising:
- a catheter (1a) insertable in a working channel of a cystoscope and having a valve (4) in a tip portion;
- a wire (1b) slidably inserted in the catheter (1a) and projectable out from and retractable into said tip portion of said catheter (1a) through said valve (4);
- a urine occult blood test member (2) covered with a substance (3) harmless to a human body and soluble in several minutes after insertion into a human body provided at a tip portion of said wire (1b);
- an operation member for said wire (1b);
- and
- wherein operating said operation member allows said test member (2) to be kept in said catheter (1a) during insertion, and to move out from said catheter (1a) after positioning near a ureteral meatus and existence of urine occult blood near the ureteral meatus can be tested.
Dependencies are inferred from the claim text.