Title:
体腔近傍組織処置のための真空器具
Document Type and Number:
Japanese Patent JP4563180
Kind Code:
B2
Abstract:
Devices and methods are provided for applying vacuum near to devices for delivering treatments to tissue adjacent a body cavity, effective to draw adjacent tissue near to such devices and to enhance treatment of the tissue. Body cavities include natural body cavities and cavities remaining after removal of tissue such as cancerous tissue. A device may include an inner balloon assembly with an inflation conduit. A sheath assembly having a fluid-permeable sheath wall may enclose the inner balloon assembly. Vacuum applied to the space between the sheath and the inner balloon is useful to draw tissue into contact with the device, improving treatment effectiveness. Methods for treating tissue with such devices and systems are also provided.; Treatment may include providing radioactive material for radiation treatment, providing chemotherapeutic material for chemotherapy, providing thermal treatment, and combinations thereof. Systems may include devices of the invention and a vacuum source.
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Inventors:
Paul Lubbock
Application Number:
JP2004551571A
Publication Date:
October 13, 2010
Filing Date:
October 28, 2003
Export Citation:
Assignee:
Senox Incorporated
International Classes:
A61F2/958; A61M36/04; A61M25/00; A61N5/10
Domestic Patent References:
| JP2001510716A | ||||
| JP3505622B2 | ||||
| JP2003530139A | ||||
| JP3267074A | ||||
| JP2001509036A |
Foreign References:
| US5611767 | ||||
| US4998930 |
Attorney, Agent or Firm:
Hiroshi Yamazaki
Yasushi Ohata
Yasushi Ohata