Screw Retained Crown on Implant Fixture: Identify the Implant?

Dr. R. asks:

I have a new patient who presented with this screw retained crown on an implant fixture that I do not recognize and cannot identify. The implant fixture was installed 3-years ago so this implant brand should still be in use and not some obsolete system. I need to replace the abutment screw. I would appreciate if you could view this implant fixture on the radiograph and help me with this identification. Thanks.

12 Comments on Screw Retained Crown on Implant Fixture: Identify the Implant?

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Dr.B
10/3/2011
Don't know what the implant is, but I had to comment on the restoration: I don't like it. But hey, it worked for three years, albeit the bone loss.
Brian Banton
10/4/2011
Looks like the old CoreVent basket implant with a tapered titanium insert (TTI..) which had a 5 or 8mmL cuff height. Check the screw to see if it has a score line around the top, this would be helpful to know when speaking to technical staff. Call Zimmer and speak with Jeff Yota who is in technical to see if they have any of these in their old products.
Lars Hansson
10/4/2011
I'm a dental tech at BayView dental lab and this is a Zimmer Core-vent implant. I would direct you to a website called whatimplantisthat.com There you can find all implant systems and it's a great tool. Lars
Alejandro Berg
10/4/2011
this is an extremely old core vent, luck
domis
10/4/2011
Core-Vent it is, but you said it has been there for only 3 years.. and I thought this design is already extinct for a long time
jon
10/4/2011
This is a Core Vent definitely. Call Zimmer as stated before and see what they can do for you. This was placed 3 years ago??? Either the surgeon placed implants that "expired" 20 years ago or this patient has a bad memory (maybe he is Rip Van Winkle). Good luck.
Richard Schuhmacher
10/5/2011
Thanks Lars great resource and it's great to see/hear another Technician on the blog Rich
dr. bob
10/5/2011
This is for sure a CoreVent implant. Has not been used for a long time. Contact the Dentist that placed it for help with parts, also Zimmer may be able to help. What diameter is the implant? Some one on this blog may have some old parts. (even me, I could look if I knew more) I had a problem like this a few years ago with a cement in CoreVent and had to make a new abutment myself. Advise your patient of the problem. Best of luck.
Baker vinci
10/18/2011
This is an absolute joke! The referring doctor that placed this doesn't have notes in progress records. If it's just three years old the "surgeon" that placed this needs a phone call. This is when the " implant wars" hurt out patients and our profession. I find the communication in the dental arena is poor , relative to medical community. I would be afraid to pick up the phone, if I had placed screw with road bumps . Bv
edward
10/18/2011
agree this looks like corevent - an implant that had its day and now extinct.guess the implantologist decided to use old stock from the back of his cupboard. must be said the implant seems to be holding its own, joined to a tooth and supporting 3\4 crowns!! the prosthetic concept here is outdated as is the implant... this is not zimmers problem tho l guess they bought into it when they took over screwvent system. l would contact the founder of corevent ,mr.niznick. you will find him at implant direct
Gregori M. Kurtzman, DDS,
10/25/2011
Thats an old Corevent implant which they have not sold since the late 1980's
Fabio B.
11/12/2011
It is Absolutely a Corevent but It seems difficult to' believe it was inserted only 3 years ago..

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