system-familySiemensNuclear Medicine

Siemens Symbia (family)

Siemens's SPECT and SPECT / CT family — Symbia Evo (SPECT-only), Symbia Intevo (SPECT / CT with xSPECT quantitative reconstruction), and predecessor Symbia S / T configurations. Common in hospital nuclear-medicine departments for bone, cardiac, renal, parathyroid, thyroid, V/Q lung, and theranostic follow-up imaging. Symbia Intevo bridges to PET-quality reconstruction through xSPECT, enabling quantitative SPECT in clinical workflow.

History

  • 2000s — predecessor Siemens e.cam / Symbia S / T platforms establish the installed base.
  • 2010s — Symbia Evo (SPECT-only) and Symbia Intevo (SPECT / CT with xSPECT) refresh the line.
  • 2020s — Symbia Pro.specta extends the lineage; Intevo continues as the SPECT / CT workhorse.

Variants

  • Symbia Evo — SPECT-only; Evo Excel is the latest tier.
  • Symbia Intevo — SPECT / CT with diagnostic-grade CT (16-slice or higher), xSPECT reconstruction.
  • Symbia S / T — predecessor configurations, large legacy installed base.

Shared platform characteristics

  • Dual-head Anger-camera configuration with NaI(Tl) scintillator + PMT array.
  • xSPECT (on Intevo) — quantitative SPECT reconstruction integrating CT anatomic information for attenuation / scatter correction at PET-equivalent quality.
  • syngo.via workstation integration for analytics and reporting.
  • Diagnostic-grade CT on Intevo (vs attenuation-correction-only CT on competing low-dose-CT-side platforms).

Shared parts

Nuclear-medicine parts shared across the Symbia family and the broader dual-head Anger-camera class:

Distinctive technology

  • xSPECT Quant + xSPECT Bone — quantitative SPECT enables theranostic dosimetry and absolute quantification (Bq/mL) on Lu-177, I-131, and Y-90 follow-up imaging.
  • Diagnostic-grade CT on Intevo — vs attenuation-correction-only on legacy hybrid platforms; enables one-stop diagnostic imaging without separate CT.

Market position

Top-tier in SPECT / CT alongside GE Discovery NM/CT 670 and Philips BrightView XCT. Strong global installed base in hospital nuclear-medicine departments. Symbia Intevo is the premium-tier SPECT / CT competing for theranostic and quantitative workflows.

Refurb posture

  • Symbia S / T legacy are value-tier refurbs; Symbia Evo / Intevo carry premium.
  • xSPECT licensing is the price-determining variable on Intevo deals — confirm in writing.
  • CT-side service history on Intevo follows standard CT-decommissioning service patterns.
  • NRC license transferability is the gating regulatory constraint, not the equipment.

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