The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 6923989 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 02, 2005

Filed:

Feb. 27, 2001
Applicants:

Jean-louis Lacout, Toulouse, FR;

Michèle Freche, Fonsegrives-Quint, FR;

Stephane Goncalves, Toulouse, FR;

Fernand Rodriguez, Aureville, FR;

Inventors:

Jean-Louis Lacout, Toulouse, FR;

Michèle Freche, Fonsegrives-Quint, FR;

Stephane Goncalves, Toulouse, FR;

Fernand Rodriguez, Aureville, FR;

Assignee:

Ceravic, Vic en Bigorre, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K033/42 ; A61K031/661 ; A61K033/06 ; A61K047/00 ;
U.S. Cl.
CPC ...
Abstract

A method for preparing a calcium phosphate pasty material for injection which after, setting, is designed to form an apatite material consists in: producing from water and calcium phosphates pasty mixture capable of developing, hardening and forming a hydroxyapatite. The method is characterised in that it consists in adding to the calcic phosphates or to the pasty mixture before it is injected a methicone having relative to the mixture more than 0.30 wt. % and less than 10 wt. %. The resulting material can be injected, that is it can be transported in pasty form into a conduit under moderate pressure levels. The material sets on the site of implantation and hardens to form an apatite biomaterial in a manner similar to known methicone-free calcium phosphate mixtures.


Find Patent Forward Citations

Lacout, Jean-Louis. (2005). Method for preparing a calcium phosphate pasty material for injection (U.S. Patent No. 6923989). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6923989

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