A practice model for brain tumor surgery made from placenta
Original title: Development of a Placenta-Based Microsurgical Training Model for Vestibular Schwannoma Resection.
How far along is this research?
- Lab cells
- Animals
- Review
- Tested in people
This was done on cells in a lab, not in people. It is a very early step.
This is an early practice tool for surgeons, not something a patient can get.
The short version
Surgeons built a hands-on model to practice a hard brain tumor operation.
What was studied. Doctors made a training model from a human placenta and a 3D-printed skull opening. It copied the steps of removing a tumor called vestibular schwannoma. Two expert brain surgeons and two senior trainees tried the model and rated it.
What they found. The model took 21 minutes to put together using standard tools. One placenta gave up to 9 practice tumors, so it could be used again and again. The raters gave it good marks for practicing hand skills and working in a narrow, deep space. They rated how real the anatomy looked lower, because that part of the brain is very hard to copy.
What this means, and what it doesn't
What it could mean: This does not change your treatment today. It is a teaching tool for surgeons in training. Cheaper, repeatable practice may help doctors build skills before they operate on people.
What it doesn't mean: This is not a treatment and not a cure. No patient was treated or studied here. It is an early, first-of-its-kind practice model, rated by only four doctors. It says nothing about how anyone's surgery will turn out.
Source: PubMed, September 2, 2026 · Read the original
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