Dental Procedures. For patients with high cardiac risk, antibiotic prophylaxis is recommended for all dental procedures that involve manipulation of gingival tissue or the periapical region of teeth or perforation of the oral mucosa.
Medical Definition of amperage. : the strength of a current of electricity expressed in amperes.
If the previous owner of the JCM has taken care of it, and you do the same, it will last forever, keep in mind electronics and parts like that do need replacing from time to time, but that goes for everything electronic, tube amps are easily maintained, solid state amps will not last as long as a tube amp imo.