US5014718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blood collection and testing method
Assignee: Biosafe Diagnostics Corp
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Filing: 1989-09-22
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Granted: 1991-05-14
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Expires: 2009-09-22
Abstract
Abstract A relatively painless method of safely collecting and testing blood comprises piercing a patient's skin, bathing the pierced area with a vehicle liquid and collecting a sample of the vehicle liquid and any blood on a test disk in the apparatus. A novel disposable apparatus for practicing the method also is described.
Inventors
- 👤 Joel R. Mitchen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:51
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/15; A61B5/151; A61B5/15142; A61B5/150007; A61B5/150015; A61B5/150022; A61B5/150053; A61B5/150061; A61B5/150099; A61B5/150374; A61B5/150381; A61B5/150412; A61B5/150969; A61B5/15101; A61B5/15103; A61B5/15105; A61B5/15144
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
89 words
A nominally invasive, safe method for the relatively painless collection, transportation and testing of blood components from a man or animal comprises pretreating a portion of the skin of the man or animal to make it antiseptic; piercing the skin in that area; bathing the area with a vehicle liquid and moisterizing a solid test medium; collecting and transporting a sample blood and the vehicle liquid from the pierced skin area with vacuum assistance onto the solid test medium which has been moistened; and then determining the test results.
Claim 2
Dependent Claim
89 words
A nominally invasive, safe method for the relatively painless collection, transportation and testing of blood components from a man or animal comprises pretreating a portion of the skin of the man or animal to make it antiseptic; piercing the skin in that area; bathing the area with a vehicle liquid and moisterizing a solid test medium; collecting and transporting a sample blood and the vehicle liquid from the pierced skin area with vacuum assistance onto the solid test medium which has been moistened; and then determining the test results.
Claim 3
Dependent Claim
21 words
The method of claim 1 in which the skin is pretreated with a solution which contains an antiseptic and an anesthetic.
Claim 4
Dependent Claim
20 words
The method of claim 1 in which the skin is treated with a solution which contains a vasodilator, or anticoagulant.
Claim 5
Dependent Claim
19 words
The method of claim 1 in which the sample is treated with a solution which contains an antiviral agent.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1994-05-13 | 1994-11-12 | 1995-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-05-13 | 1998-11-12 | 1999-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-05-13 | 2002-11-12 | 2003-05-14 | $7700.00 | Window Closed / Lapsed |