pris·tem /’prɪstəm/ n.

1. A pristem is a universal medical equipment designed specifically for primary health care (PHC) contexts. It generally consists in electro-mechanical equipment combining a complementary set of features that make it appropriate for any hospital, even those with poor or not functioning water, electricity, ICT or waste disposal infrastructures. Pristems must provide easy, safe, efficient and durable access to essential medical technologies, with minimum cost of ownership. 2. Pristem also refers to primary medical system, aimed at strengthening primary health care and contributing to make it universally accessible. Pristems are vital to provide health services such as diagnosis and treatments to large populations and should be available anytime at every hospital of any health care system. 3. Essential pristems include but are not limited to: Radiography equipment; Ultrasonography; Surgical suction pump; Electrosurgical unit; Oxygen Concentrator; Anesthesia unit; Steam Autoclave; Pulse oximeter; Fetal Monitor; Infant Incubator; Blood analysis devices (e.g. Hemoglobinometer).