バネ駆動の注入ポンプ - リージェンツオブザユニバーシティオブミネソタ

Title:

バネ駆動の注入ポンプ

Document Type and Number:

Japanese Patent JP2528920

Kind Code:

B2

Abstract:

An implantable infusion pump (20) for infusing drugs or other chemicals or solutions into the body. A flexible spring diaphragm (25) forms an outer back wall portion (26) of a housing (22) of the infusion pump (20). The spring diaphragm (25) applies substantially constant force over a range of displacement and communicating internal body pressure to the drug chamber (30) so as to maintain a substantially uniform pressure difference between the drug chamber (30) and the internal body pressure.

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Inventors:

ドーマン，フランク，ディー．
ブッシュワルド，ヘンリ−

Application Number:

JP50104387A

Publication Date:

August 28, 1996

Filing Date:

February 02, 1987

Export Citation:

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Assignee:

リージェンツオブザユニバーシティオブミネソタ

International Classes:

A61M1/00; A61M5/142; A61M5/00; A61M37/00; A61M5/145; (IPC1-7): A61M1/00; A61M5/00; A61M37/00

Attorney, Agent or Firm:

青木朗（外４名）

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