US3898044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Eluting device for nuclide generators
Assignee: Hoechst AG
•
Filing: 1973-07-24
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Granted: 1975-08-05
•
Expires: 1993-07-24
Abstract
Abstract Device for eluting nuclide generators comprising a nuclide generator, conveying means, container for eluting agent, and eluate container, wherein the container for the eluting agent, the eluate container and the conveying means are connected with the nuclide generator by conduits, the conveying means are mounted between the container for the eluting agent and the eluate container and the conveying means comprise a control mechanism which permits to convey freely chosen amounts of eluate into the eluate container.
Inventors
- 👤 Helmut Strecker
- 👤 Karl-Heinz Tetzlaff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:48
CPC Classifications
G; G21; G21G; G21G1/00; G21G1/0005; G21F; G21F7/00; G21F7/06; G21F7/068
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
186 words
A DEVICE FOR ELUTING NUCLIDE GENERATORS COMPRISING A RADIATION SHIELD CONTAINER HAVING AN OPEN TOP, A NUCLIDE GENERATOR POSITIONED IN SAID CONTAINER, A HOUSING REMOVABLY MOUNTED ON SAID CONTAINER ADJACENT SAID OPEN TOP AND INCLUDING A CONTAINER FOR AN ELUTING AGENT, A CONTAINER FOR RECEIVING ELUATE FROM SAID GENERATOR, A PLURALITY OF CONDUITS CONNECTING SAID ELUTING AGENT CONTAINER THROUGH SAID OPEN TOP TO SAID GENERATOR AND SAID GENERATOR TO SAID ELUATE CONTAINER, AND PUMP MEANS MOUNTED IN SAID HOUSING SAID OPERATIVELY CONNECTED TO SAID CONDUITS FOR PUMPING LIQUID THERETHROUGH, SAID PUMP MEANS INCLUDING SELECTIVELY OPERABLE CONTROL MEANS FOR LIMITING OPERATION OF SAID PUMP TO PUMP ONLY A PREDETERMINED AMOUNT OF ELUATE INTO THE ELUATE CONTAINER SAID PUMP MEANS BEING INSTALLED IN SAID HOUSING BETWEEN THE CONTAINER FOR THE ELUTING AGENT AND THE CONTAINER FOR SAID NUCLIDE GENERATOR AND BEING OPERATIVELY ASSOCIATED WITH THE CONDUIT THEREBETWEEN, AND SAID CONDUIT CONNECTING THE NUCLIDE GENERATOR WITH THE CONELUATE CONTAINER INCLUDING A BRANCHING CONDUIT CONNECTED TO THE CONDUIT CONNECTING THE NUCLIDE GENERATOR WITH THE CONTAINER FOR ELUTING AGENT, THEREBY TO PROVIDE A RECIRCULATING PATH BETWEEN SAID HOUSING AND SAID GENERATOR.
Claim 2
Independent Claim
186 words
A DEVICE FOR ELUTING NUCLIDE GENERATORS COMPRISING A RADIATION SHIELD CONTAINER HAVING AN OPEN TOP, A NUCLIDE GENERATOR POSITIONED IN SAID CONTAINER, A HOUSING REMOVABLY MOUNTED ON SAID CONTAINER ADJACENT SAID OPEN TOP AND INCLUDING A CONTAINER FOR AN ELUTING AGENT, A CONTAINER FOR RECEIVING ELUATE FROM SAID GENERATOR, A PLURALITY OF CONDUITS CONNECTING SAID ELUTING AGENT CONTAINER THROUGH SAID OPEN TOP TO SAID GENERATOR AND SAID GENERATOR TO SAID ELUATE CONTAINER, AND PUMP MEANS MOUNTED IN SAID HOUSING SAID OPERATIVELY CONNECTED TO SAID CONDUITS FOR PUMPING LIQUID THERETHROUGH, SAID PUMP MEANS INCLUDING SELECTIVELY OPERABLE CONTROL MEANS FOR LIMITING OPERATION OF SAID PUMP TO PUMP ONLY A PREDETERMINED AMOUNT OF ELUATE INTO THE ELUATE CONTAINER SAID PUMP MEANS BEING INSTALLED IN SAID HOUSING BETWEEN THE CONTAINER FOR THE ELUTING AGENT AND THE CONTAINER FOR SAID NUCLIDE GENERATOR AND BEING OPERATIVELY ASSOCIATED WITH THE CONDUIT THEREBETWEEN, AND SAID CONDUIT CONNECTING THE NUCLIDE GENERATOR WITH THE CONELUATE CONTAINER INCLUDING A BRANCHING CONDUIT CONNECTED TO THE CONDUIT CONNECTING THE NUCLIDE GENERATOR WITH THE CONTAINER FOR ELUTING AGENT, THEREBY TO PROVIDE A RECIRCULATING PATH BETWEEN SAID HOUSING AND SAID GENERATOR.
Claim 3
Dependent Claim
21 words
The device of claim 1, wherein said pump means comprises an electrically driven pump which is hermetically sealed in said housing.
Claim 4
Dependent Claim
34 words
The device of claim 1, wherein the nuclide generator, the container for the eluting agent, the pump means and the eluate container are connected with one another by socket connections associated with said conduits.
Claim 5
Dependent Claim
16 words
The device of claim 1, wherein the eluate container is in a transparent radiation protecting container.
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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) | 1978-08-04 | 1979-02-03 | 1979-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-08-04 | 1983-02-03 | 1983-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-08-04 | 1987-02-03 | 1987-08-05 | $7700.00 | Window Closed / Lapsed |