Why your surgical guide did not seat
Four causes, ranked by how often we actually see them — and the one that is almost always the real culprit.
Journal
Working notes, not marketing.
Things we learned the expensive way, written down so you do not have to. Mostly about the parts of digital dentistry nobody demonstrates at a trade show.
Featured
The margin is a decision, not a line you trace.
Software will happily draw a margin for you. It will draw one on blood, on tissue, on a scan artefact and on a spot your bur never reached — and it will look confident doing it.
This piece walks through how we decide where a margin should be before we let anyone mark it, what to do when the scan genuinely does not contain the answer, and why “the software found it” is the most dangerous sentence in digital dentistry.
Archive
Recent writing.
Article pages are not built yet — these are the planned pieces. Link each card to its own page as you publish.
The five scan errors that cost you a remake
Margin capture, bite registration, trimmed neighbours, motion artefact and the deep box nobody could reach.
Choosing between monolithic and layered
A decision tree based on the space you have, the load you expect and the shade you promised.
Vertical dimension is a decision, not a measurement
How to make the call, record it properly, and communicate it so the lab is not guessing.
What a scanner actually costs in year one
Hardware is the small number. Training, downtime, licences and the cases you redo while learning are the big ones.
Designing splints that patients keep wearing
Thickness, coverage, contact scheme and the small comfort details that decide whether it lives in the bathroom drawer.
Newsletter
One email, when there is something worth saying.
Case breakdowns, workflow notes and the occasional admission that something did not work. No product pushes, and unsubscribing takes one click.
Taking new cases
Reading is not the same as designing.
If a post raises a question about a case you have in front of you, send it over — we would rather look at the actual data.