DECLARE @name NVARCHAR(50) -- database name
DECLARE @path NVARCHAR(256) -- path for backup files
DECLARE @fileName NVARCHAR(256) -- filename for backup
DECLARE @fileDate NVARCHAR(20) -- used for file name

SET @path = 'C:\'

SELECT @fileDate = CONVERT(VARCHAR(20),GETDATE(),112)

DECLARE db_cursor CURSOR FOR
SELECT name
FROM master.dbo.sysdatabases
WHERE name NOT IN ('master','model','msdb','tempdb') -- AND name LIKE 'Eskulap%'

OPEN db_cursor
FETCH NEXT FROM db_cursor INTO @name

WHILE @@FETCH_STATUS = 0
BEGIN
SET @fileName = @path + @name + '.bak'
PRINT @fileName
BACKUP DATABASE @name TO DISK = @fileName

FETCH NEXT FROM db_cursor INTO @name
END

CLOSE db_cursor
DEALLOCATE db_cursor