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.
Definition of contribution. 1  1 : a payment (such as a levy or tax) imposed by military, civil, or ecclesiastical authorities usually for a special or extraordinary purpose. 2  2 : the act of contributing; also : the thing contributed his $100 contribution to the cancer research fund.