Table 4.

Summary of the main differences between conventional drug delivery methods and the proposed drug delivery systems.

	Disposable Mechanical Pumps	Intravenous Administration Systems	Wearable Device	Extracorporeal Device
Type of system	Existing		Proposed
Transport	×	×	✓	×
Reusability	×	✓	✓	✓
Independence of an energy source	✓	×	✓	✓
Independence of environmental factors	×	✓	✓	✓