Patent US4631056A successfully refreshed from Google Patents.
US4631056A
Expired / Lapsed
US
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Tamper discouraging system
Assignee: Kendall Co
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Filing: 1984-07-12
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Granted: 1986-12-23
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Expires: 2004-07-12
Abstract
Abstract A tamper discouraging system comprising, a catheter having an elongated shaft and a hollow connector at a proximal end of the shaft. The system has a drainage tube having an adapter at an upstream end of the drainage tube, with the adapter being received in the connector. The system has a first semi-annular shell for placement over the connector, and a second semi-annular shell for placement over the connector. The system has a hinge connecting one end of the first shell to one end of the second shell, and a locking device for locking the other end of the first shell to the other end of the second shell.
Inventors
- 👤 John F. Dye
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:50
CPC Classifications
A; A61; A61M; A61M39/00; A61M39/10; A61M39/1011; A61M2039/1027; A61M2039/1077; Y; Y10; Y10S; Y10S604/00; Y10S604/905
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
135 words
A tamper discouraging system, comprising: a catheter having an elongated shaft and a hollow connector at a proximal end of the shaft; a drainage tube having an adapter at an upstream end of the drainage tube, with said adapter being received in the connector; a first semi-annular shell for placement over the connector; a second semi-annular shell for placement over the connector; hinge means connecting one end of the first shell to one end of the second shell; and means for locking the other end of the first shell to the other end of the second shell, wherein the hinge means comprises a spaced pair of lines of weakness adjacent the one end of the first and second shells, and including an outwardly directed tab intermediate the lines of weakness to rupture the hinge means.
Claim 2
Dependent Claim
135 words
A tamper discouraging system, comprising: a catheter having an elongated shaft and a hollow connector at a proximal end of the shaft; a drainage tube having an adapter at an upstream end of the drainage tube, with said adapter being received in the connector; a first semi-annular shell for placement over the connector; a second semi-annular shell for placement over the connector; hinge means connecting one end of the first shell to one end of the second shell; and means for locking the other end of the first shell to the other end of the second shell, wherein the hinge means comprises a spaced pair of lines of weakness adjacent the one end of the first and second shells, and including an outwardly directed tab intermediate the lines of weakness to rupture the hinge means.
Claim 3
Dependent Claim
17 words
The system of claim 1 wherein said first and second shells include means for gripping the catheter.
Claim 4
Dependent Claim
23 words
The system of claim 2 wherein the gripping means comprises inwardly directed flanges on a distal end of the first and second shells.
Claim 5
Dependent Claim
21 words
The system of claim 1 wherein the hinge means comprises a line of weakness adjacent the one end of the shells.
Claim 6
Dependent Claim
36 words
The system of claim 1 wherein the locking means comprises at least one tab adjacent the other end of one shell, and an opening adjacent the other end of the other shell to receive the tab.
Claim 7
Dependent Claim
21 words
The system of claim 5 wherein said tab includes an outwardly directed boss to securely lock the tab in the opening.
Claim 8
Dependent Claim
48 words
The system of claim 1 wherein said adapter includes an upstanding member, and in which one of said shells includes a pair of proximately directed arms and an arcuate flange connecting a proximal end of the arms, said flange being placed against a proximal end of said member.
Claim 9
Dependent Claim
12 words
The system of claim 7 wherein said member comprises a sampling port.
References Cited (Backward Citations)
US4013064A
Cited
US4116227A
Cited
US4432767A
Cited
US4194509A
Cited
US4194509B1
Cited
US4326516A
Cited
US4286640A
Cited
US4340052A
Cited
US4340052B1
Cited
US4405312A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1989-12-22 | 1990-06-23 | 1990-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-12-22 | 1994-06-23 | 1994-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-12-22 | 1998-06-23 | 1998-12-23 | $7700.00 | Window Closed / Lapsed |