METHOD FOR PREPARING HYALURONIC ACID DERMAL FILLERS, DERMAL FILLERS OBTAINED THEREBY AND THEIR USE

METHOD FOR PREPARING HYALURONIC ACID DERMAL FILLERS, DERMAL FILLERS OBTAINED THEREBY AND THEIR USE

The present invention generally relates to the field of hyaluronic acid (HA) dermal fillers, and more specifically to methods for preparing crosslinked HA-based compositions in the form of a gel comprising high-temperature dialysis and/or crosslinking in the presence of phosphate and an alkaline met...

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Hauptverfasser: HAGEDORN, Nadine, BELKOVI, Lubin, EL-BANNA, Radia, STRAGIES, Roland
Format: Patent
Sprache:eng
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HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS
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creator HAGEDORN, Nadine
BELKOVI, Lubin
EL-BANNA, Radia
STRAGIES, Roland
description The present invention generally relates to the field of hyaluronic acid (HA) dermal fillers, and more specifically to methods for preparing crosslinked HA-based compositions in the form of a gel comprising high-temperature dialysis and/or crosslinking in the presence of phosphate and an alkaline metal halide salt. The present invention further relates to crosslinked HA-based gel compositions prepared by said methods and their use as dermal fillers in aesthetic applications such as wrinkle treatments.
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subjects HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS
title METHOD FOR PREPARING HYALURONIC ACID DERMAL FILLERS, DERMAL FILLERS OBTAINED THEREBY AND THEIR USE
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