Patent ID: 7930032

Claim:
An electrical feedthrough for insertion into an opening of an implantable electrical treatment device comprising: at least one terminal pin ( 3 ) that is electrically conductive; an insulation body ( 4 ; 5 ) which is electrically insulating, through which the at least one terminal pin ( 3 ) passes; a solder ( 2 ) that is made of glass or glass ceramic; a flange ( 1 ); wherein said solder ( 2 ) simultaneously connects said flange ( 1 ), said at least one terminal pin ( 3 ), said insulation body ( 4 ; 5 ) to one another; wherein said at least one terminal pin ( 3 ) is indirectly connected and hermetically sealed to said insulation body ( 4 ; 5 ) with said solder ( 2 ) that is made of glass or glass ceramic; wherein said at least one terminal pin ( 3 ) is indirectly connected and hermetically sealed to said flange ( 1 ) with said solder ( 2 ) that is made of glass or glass ceramic; wherein said flange ( 1 ) is situated against said insulation body ( 4 ; 5 ) but does not directly attach with said insulation body ( 4 ; 5 ) and wherein said flange ( 1 ) is indirectly hermetically sealed to said insulation body ( 4 ; 5 ) with said solder ( 2 ) that is made of glass or glass ceramic; and, wherein said insulation body ( 4 ; 5 ) and said flange ( 1 ) do not melt into one another or wet one another.