Technical Specifications
The document provides detailed specifications for the Rigid Ring for Valve Annuloplasty by Braile. The ring is available in various sizes, with dimensions specified for A, B, C, and D in millimeters, each with a tolerance of ±0.5 mm. The sizes range from 24 mm to 38 mm, with corresponding codes for each size.

Materials
The ring is constructed from stainless steel, covered with a silicon tube, and coated with polyester fabric. This combination of materials ensures durability and compatibility with surgical procedures.

Indication
The Rigid Ring is specifically designed for use in Mitral valve repair during reconstructive surgery. Its purpose is to restore the mitral valve to its natural anatomical position, remodel distended commissures, and correct dilatation of the Mitral ring. This is achieved by distributing traction forces effectively.

Contact Information
Braile Biomédica Indústria, Comércio e Representações Ltda. is located in São José do Rio Preto, SP, Brazil. Contact can be made via phone or fax, with details provided in the document.