ICD Therapy. The ICD was developed in the 1970s as a device to detect and automatically terminate ventricular tachyarrhythmias.5,6 Early ICDs were large devices that required a thoracotomy to implant. Improvements in batteries, capacitors, and microprocessors7 have resulted in the rapid evolution of ICD technology.
A designated Roth contribution is a type of elective deferral that employees can make to their 401(k), 403(b) or governmental 457(b) retirement plan.
Pretax Contribution. DEFINITION of 'Pretax Contribution'. Any contribution made to a designated pension plan, retirement account or other tax deferred investment vehicle where the contribution is made before federal and/or municipal taxes are deducted.