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.
In the United States, the legal definition of a defined contribution plan is a plan providing for an individual account for each participant, and for benefits based solely on the amount contributed to the account, plus or minus income, gains, expenses and losses allocated to the account (see 26 U.S.C. Â§ 414(i)).n defined contribution plans, future benefits fluctuate on the basis of investment earnings. The most common type of defined contribution plan is a savings and thrift plan.