3D printed anatomical models turn a patient''s CT or MRI scan into a physical replica of their anatomy, letting surgeons rehearse complex procedures, brief patients clearly, and train residents on real geometry. For tumours, cardiac, orthopaedic, and craniomaxillofacial cases, a hand-held model beats any screen. Here is the scan-to-model workflow in India.
Key Takeaways
- Built from DICOM (CT/MRI) data — patient-specific accuracy.
- Used for surgical rehearsal, patient consent, and training.
- Multi-material/colour models distinguish bone, vessels, and tumour.
- Shortens OR time and improves planning for complex cases.
- Biocompatible options for sterilisable intra-operative guides.
How is an anatomical model made?
Radiology exports the CT/MRI as DICOM; the relevant anatomy is segmented into a 3D mesh, cleaned, and printed. SLA delivers fine detail for vessels and bone; multi-material or post-painting separates structures by colour. The result is a true-to-scale replica the surgical team can hold and cut.
What can be modelled?
| Specialty | Model use |
|---|---|
| Orthopaedics | Fracture/joint planning, jig fit |
| Cardiac | Defect visualisation, device sizing |
| Oncology | Tumour-margin rehearsal |
| CMF / dental | Reconstruction planning |
What about sterile intra-operative use?
Models used in the sterile field need biocompatible, sterilisable materials — see biocompatible 3D printing. We follow biocompatible-material quality workflows; see our surgical-guide case study.
Frequently Asked Questions
Can you work directly from DICOM?
Yes — send the CT/MRI data and the region of interest; we segment and print. Discuss a case.
Can different tissues be different colours?
Yes — via multi-material printing or post-painting to distinguish bone, vessels, and pathology.