a body implantable lead and insertion tool for attaching the lead to an internal body organ . the lead carries an electrode having first and second spaced organ engaging pincers . the insertion tool comprises jaws for firmly grasping the first and second spaced organ engaging pincers for facilitating the attachment thereof to a fold of the internal organ between the pincers . the pincers may be mechanically deformed to a closed position through opposing sides of the body organ fold by the application of a mechanical deforming force to and through the insertion tool . the tool also has a stop member for limiting the deformation of the first and second spaced organ engaging pincers to a predetermined extent .