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Home  /  What we print on, and what we mill.

What we print on, and what we mill.

Ask any laboratory what your surgical guide is made from. Most will not tell you, and some do not know. Here is ours, in full, with the figures and the documents behind them.

The surgical guide

KeyPrint KeyGuide, and nothing else

Every guide we ship is printed in KeyPrint® KeyGuide® from Keystone Industries — a Class I biocompatible medical device resin formulated for one purpose: transparent surgical guides for guided implant placement. We do not substitute. We do not print guides in a generic model resin because a batch ran out.

Flexural strength
106 MPa
Flexural modulus
2,400 MPa
Elongation at break
6.3 %
Hardness
95 Shore D
ASTM D790ASTM D638ASTM D2240ISO 10993-5 — passISO 10993-10 — passClass I

A guide flexes under hand pressure and under the drill. 106 MPa of flexural strength with a 2,400 MPa modulus is what keeps the sleeve where it was planned while you are cutting. A template that deforms does not warn you — it simply gives you a different angle and a different depth than the one you approved, and you find out afterwards.

KeyGuide prints clear, so you keep direct visual control of seating. You can confirm the guide is fully seated before the first drill enters bone, rather than inferring it.

The provisional

Ivoclar Ivotion, milled from a monolithic disc

Provisionals are milled from Ivoclar Ivotion discs. In an Ivotion disc the highly cross-linked PMMA tooth material and the denture base material are co-polymerised in a single manufacturing process, with no additional adhesive component — a direct chemical bond, formed industrially under controlled conditions.

There is no adhesive layer, because there is no adhesive. The interface that usually fails first in a provisional does not exist in this one.

01

Ivotion Dent

Monochromatic DCL tooth material with high translucency and lifelike fluorescence. 20 mm disc.

BL3 · A1 · A2 · A3 · A3.5 · B1 · B3 · C2 · D2
02

Industrially polymerised

The disc is manufactured under factory-controlled conditions, not cured on a laboratory bench. Consistency between one case and the next is a property of the material, not of the day it was made.

Cross-linked PMMA · direct chemical bond
Milling
vhf S5 and K5 — 5-axis
Repetition accuracy
3 µm
Machine build
Engineered and manufactured in Germany

The disc is cut on vhf S5 and K5 five-axis machines, built by vhf camfacture in Germany, holding 3 µm repetition accuracy. The fit of a provisional is decided at this step, not at the chairside.

Sterilisation

A validated cycle, not a suggestion

Guides are supplied with the manufacturer-validated steam sterilisation protocol, and any part that fails inspection is remade rather than shipped. Pouches comply with EN ISO 11607 and ANSI/AAMI ST79, rated to at least 137 °C.

Europe
134 °C / 3 min — prevacuum
United States
132 °C / 4 min — prevacuum
Drying
30 min

The full protocol, written to be printed and kept in the sterilisation room, is on the surgical guides page.

Who makes it

Named people, not an anonymous queue

Laboratory
Pantelis Xydas — a team of 12
Case and guide design, set-up
Georgios Kouratiadis
Scientific advisor and clinician
Dimitris Kolovos
Cases planned in R2GATE
6,000+
Cases planned in SMOP
1,500+
Implant systems supported
74

Seventy-four systems means one laboratory for every brand in your practice, rather than a separate captive service for each manufacturer you work with.

Why this page exists

The cheapest way to cut a price is to cut the material

Guided surgery services compete on price. The savings have to come from somewhere, and they come from the parts you cannot see: a generic resin instead of a device-grade one, a printed provisional instead of a milled disc, an inspection step quietly dropped. None of it shows in a photograph. None of it shows on a website — which is precisely why almost nobody publishes what is on this page.

Ask any laboratory for the same list: the resin by name, the provisional material by name, the biocompatibility standards it passed, the sterilisation parameters it was validated to. It is a reasonable question and it takes a minute to answer. If it cannot be answered, you have learned something useful.

Start here

Send us a case

CBCT and intraoral scan. You get a plan, a price and a delivery date — and nothing is manufactured until you approve it.

Submit a case →CBCT protocol
Email
info@digitalguides.eu
WhatsApp
+30 693 715 0146
Telephone
+30 211 333 2568
Design
Fokidos 40, Goudi, 11527 Athens
Laboratory
Protopapadaki 21, 11147 Galatsi, Athens
Scientific team
Vas. Sofias 63, 11521 Athens