Voice prosthesis with disposable inner cannual valve assembly
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Nov 7, 2019
app pub date -
May 3, 2018
filing date -
May 3, 2018
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
A voice prosthesis to be mounted in a fistula between trachea and esophagus includes an outer cannula and a removable, disposable inner cannula. Both outer and inner cannula are tubular shaped with the inner cannula fitting inside the outer cannula. The inner cannula element with a through passage and a valve mechanism controlling the connection through said passage. A coupling mechanism is provided on the proximal end of the inner cannula to provide easy, releasable attachment of the inner cannula to the outer cannula. The inner cannula is inexpensively constructed and is dimensionally compatible with the outer cannula.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully