Patent DE2516640A1 successfully refreshed from Google Patents.
DE2516640A1
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Applicator/extractor for introducing or removing substances from body - esp the nasal cavity, having invertable tubular balloon
Assignee: Siemens Corp
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Filing: 1975-04-16
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Granted: —
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Expires: 1995-04-16
Abstract
Abstract In an appts. for the application and removal of substances to or from cavities, esp. body cavities near the surface, consisting of a tubular balloon which can be blown in, and is connected at its distal end with a pressure producer, an excess or reduced pressure is produced in the tubular balloon by means of a volume change in a variable volume hollow body, particularly of elastic material, constituting the pressure produced, the variable volume being twice the volume of the tubular balloon in its blown-out state. Enables material to be introduced into a body cavity particularly the main nasal cavity.
Inventors
- 👤 Max Biller
- 👤 Helmut Dipl Phys Reichenberger
- 👤 Hans Rochling
- 👤 Volker Dipl Ing Walz
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-23 23:00
CPC Classifications
A; A61; A61M; A61M31/00
Claims Analysis
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