Method of treating gastroesophageal reflux disease
US6725866B2 · kind B2 · utility
35Cited by
43References
42Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 7, 2002 |
| Grant date | Apr 27, 2004 |
| Priority date | — |
| Expiry date | Jun 7, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2002/044
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Disclosed is an esophageal bulking device for implantation below the mucosa in the vicinity of the lower esophageal sphincter. Preferably, the bulking device comprises an expandable hydrogel implant. Also disclosed are methods of treating gastroesophageal reflux disease, by implanting an expandable bulking device below the mucosa in the vicinity of the lower esophageal sphincter. The bulking device may be subsequently explanted from the vicinity of the lower esophageal sphincter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.