Texas Category for medical technology by country Subcategories This category has the following 6 subcategories, out of 6 total. Birth control by country (16 C, 8 P) Blood donation by country (2 C) Medical imaging by country (2 C)R Medical technology in Russia (1 C)U Medical technology in the United Kingdom (4 C, 1 P) Medical technology in the United States (2 C)