Bioengineered vocal fold mucosa for functional voice restoration

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United States of America Patent

PATENT NO 11896480
APP PUB NO 20190117384A1
SERIAL NO

16218667

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An engineered vocal fold mucosa, including an engineered lamina propria layer and an engineered squamous epithelium layer, is disclosed. The engineered lamina propria is made by seeding and culturing human vocal fold fibroblasts within a polymerized collagen scaffold, and the engineered squamous epithelium is made by culturing human vocal fold epithelial cells on the scaffold surface. The resulting engineered vocal fold mucosa is not immunogenic, and is capable of exhibiting the vibratory function and acoustic output of a native vocal fold mucosa. Accordingly, the engineered vocal fold mucosa may be implanted into the larynx to treat voice impairment.

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Patent Owner(s)

Patent OwnerAddress
WISCONSIN ALUMNI RESEARCH FOUNDATION614 WALNUT STREET 13TH FLOOR MADISON WI 53726

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ling, Changying Madison, US 2 3
Welham, Nathan Madison, US 2 3

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