Class B large medical equipment What are

Categorization of large medical equipment --------- ----- Category A: 1. X-ray positron emission tomography (PET-CT, including positron emission tomography PET). 2. Gamma ray stereotactic treatment system (γ knife). 3. Medical electron cyclotron accelerated therapy system (MM50). 4. Proton therapy system. 5. Other large medical equipment with a unit cost of 5 million yuan. Gamma ray stereotactic treatment system (γ-knife). 3. Medical electron cyclotron accelerated treatment system (MM50). 4. Proton therapy system. 5. Other large-scale medical equipment with a unit price of 5 million yuan and above. ---------- Category B: 1 X-ray computed tomography (CT). 2 medical magnetic **** vibration imaging equipment (MRI). 3 digital subtraction angiography X-ray machine (DSA). 4 medical electronic linear gas pedal (LA). 5 single-photon emission computed tomography (SPECT). ---------- ----LA = Linear Accelerator = Medical Linear Accelerator (used for radiation treatment of tumors) Ultrasound is not classified as a Class B large medical device.