I've found !

CREATE PROCEDURE fgirtest(@my_cursor CURSOR VARYING  OUTPUT)

AS

 SET @my_cursor =  CURSOR STATIC FOR SELECT name FROM chain

 OPEN @my_cursor

RETURN

GO

DECLARE @MyCursor CURSOR

DECLARE @name VARCHAR(250)

EXEC fgirtest @MyCursor OUTPUT

FETCH NEXT FROM...

I use a cursor, because I want to create a system of rules based on stored procedure which allows to the user to create him self stored procedures with existing...

of course, i have a field "name" in my table "chain" ....