High vapor pressure attenuation device
US7374532B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 20, 2005 |
| Grant date | May 20, 2008 |
| Priority date | — |
| Expiry date | Dec 20, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2250/0067
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Disclosed herein is an attenuation device, comprising a flexible housing and a high vapor pressure media having a vapor pressure approximately equal to the intravesical pressure of the bladder and a permeability of less than 1 ml/day at body temperature through the outer wall of the flexible housing. In one embodiment, the high vapor pressure media comprises perfluorooctylbromide. In another embodiment, the high vapor pressure media comprises perfluorohexane. In yet another embodiment, the high vapor pressure media comprises perfluorodecalin. Also disclosed herein is a method of treating a patient, comprising providing a compressible attenuation device and introducing within the attenuation device at least one high vapor pressure media.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.