US5205829A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety disposable intravenous (I.V. assembly)
Assignee: Individual
•
Filing: 1990-02-09
•
Granted: 1993-04-27
•
Expires: 2010-02-09
Abstract
Abstract An intravenous catheter which protects a clinician from accidental puncture from needle stick injuries which may result in the dangerous transfer of infectious diseases is disclosed which is easily operated with one hand and is compact for easy disposal.
Inventors
- 👤 Andrew E. Lituchy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:05
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/01; A61M25/06; A61M25/0612; A61M25/0631
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
122 words
A disposable safety needle apparatus comprising: (a) a needle assembly comprising a base and a needle having a pointed forward end adapted to intentionally puncture the skin of a patient; (b) a handle means secured to the needle rearwardly of said pointed forward end said handle means having at least one wing which extends substantially outwardly and further comprising a locking means for securing said handle means to said needle assembly which is released by pressing backward on an outer portion of said handle means to release a latch; and (c) a protective housing means for receiving the needle and having a slot contained therein adapted to enable said handle means to traverse rearwardly along the length of said protective housing means.
Claim 2
Dependent Claim
122 words
A disposable safety needle apparatus comprising: (a) a needle assembly comprising a base and a needle having a pointed forward end adapted to intentionally puncture the skin of a patient; (b) a handle means secured to the needle rearwardly of said pointed forward end said handle means having at least one wing which extends substantially outwardly and further comprising a locking means for securing said handle means to said needle assembly which is released by pressing backward on an outer portion of said handle means to release a latch; and (c) a protective housing means for receiving the needle and having a slot contained therein adapted to enable said handle means to traverse rearwardly along the length of said protective housing means.
Claim 3
Dependent Claim
104 words
A disposable safety apparatus as defined in claim 1 further comprising: a catheter, one end of which is adapted to be inserted into a patient's blood vessel by means of said needle, and a catheter fitting secured to an opposite end of the catheter; whereby following insertion of the needle and catheter into a patient, rearward withdrawal of said needle from said catheter by said handle means is automatically effective to withdraw said needle assembly into said protective housing; the catheter and catheter fitting remaining with the patient; and the housing and enclosed needle assembly are separated from the catheter, catheter fitting and patient.
References Cited (Backward Citations)
US4026287A
Cited
US4170993A
Cited
US4563176A
Cited
US4507117A
Cited
US4507117B1
Cited
US4790829A
Cited
US4692155A
Cited
US4592744A
Cited
US4659330A
Cited
US4692156A
Cited
US4695274A
Cited
US4685905A
Cited
US4747830A
Cited
US4675005A
Cited
US4772264A
Cited
US4710170A
Cited
US4762516A
Cited
US4846192A
Cited
US4834718A
Cited
US4735618A
Cited
US4790828A
Cited
US4950252A
Cited
US4917669A
Cited
US5000740A
Cited
US5092845A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1996-04-26 | 1996-10-26 | 1997-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-04-26 | 2000-10-26 | 2001-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-04-26 | 2004-10-26 | 2005-04-27 | $7700.00 | Window Closed / Lapsed |