Submucosal esophageal bulking device
US6401718B1 · kind B1 · utility
59Cited by
40References
43Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 2000 |
| Grant date | Jun 11, 2002 |
| Priority date | — |
| Expiry date | Dec 8, 2020 |
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.