Siemens Healthineers

One of the Big Three global medical imaging OEMs. Siemens has the longest operating history in medical imaging — Siemens AG shipped the first commercial X-ray system in 1896, the year after Röntgen discovered X-rays.

Company history

• 1896 — first commercial X-ray apparatus (via Reiniger, Gebbert & Schall, acquired by Siemens).
• 1969 — SIRESCOP (first CT competitor to EMI Mark I).
• 1983 — MAGNETOM (first MRI).
• 2006 — acquired ACUSON (ultrasound).
• 2016 — Siemens Healthcare renamed Siemens Healthineers.
• 2018 — IPO as separate public company (while Siemens AG retained majority).
• 2021 — acquired Varian (radiation oncology).

Product line by modality

• CT — SOMATOM Definition family, SOMATOM Force (dual-source flagship), SOMATOM go (compact)
• MRI — MAGNETOM family: Symphony (legacy 1.5T), Avanto, Aera (1.5T wide-bore), Skyra, Prisma (3T)
• Ultrasound — ACUSON Sequoia, ACUSON S2000
• Nuclear Medicine — Symbia family
• PET/CT — Biograph mCT, Biograph Vision
• PET/MR — Biograph mMR
• Mammography — MAMMOMAT Inspiration, MAMMOMAT Revelation
• Interventional X-ray — Artis family
• C-arm — Cios family (legacy Arcadis)
• Digital radiography — Ysio Max
• Mobile DR — Mobilett Mira
• Fluoroscopy fixed-table — Luminos dRF
• Rad onc — via Varian

Market position

Leader in MRI (especially 3T Prisma / 7T research), leader in CT dual-source (Definition Flash / Force). Varian acquisition gives Siemens the radiation-oncology crown; now dominant across diagnostic + therapy.