What are 3 problems causing incorrect implant position?
- Angulation problem
- Position (M-D, B-L) problem
- Alignment (adjacent teeth, between implants)
What is often the best treatment of a malposed implant?
Replacement, but could be nonsurgical completely
What are 3 things to manage paresthesia if you place an implant that is too long?
- Back out implant and replace with shorter fixture ASAP.
- Steroids post op, follow progress with sensory nerve testing protocol.
- Referal to microneurosurgeon if no improvement in 3 months post injury.
The failure of all implants to integrate versus just one not integrating suggests what 2 things?
- Technique Problem
2. Host problem
What are some things to do to avoid problems pre- surgery?
- Consent
- General dentist-OMFS communication
- Have correct parts and enough of them
- Anticipate equipment problems
Post operatively, if the fixture is mobile and has been in place for the usual amount of time time, what should be done?
Remove and replace with larger diameter fixture or remove and graft before replaceing
Have the overall results been favorable when treating an ailing (peri-implantitis) implant (e.g. debridement, surface treatment, Graft, unload and monitor)?
No
Chronic soft tissue inflammation or hypertrophy around fixtures is common where and usually due to what?
Common anterior mandible with overdenture usually due to inadequate attached tissue around implants or excessive tissue thickness
What can be done when have soft tissue inflammation or hypertrophy around fixtures under implant retained overdenture?
PIP the denture and adjust
What determines how much you can cantilever?
Arch length (1.5 times the A-P distance [of the most anterior and most posterior fixture])
What is the “all on four” technique?
Prosthesis put on 4 implants not placed completely parallel to give more retention
What are the guidelines with patients on bisphosphonates?
If on oral bisphosphonates for <3yrs, may need to take a drug holiday
What is the omnivac splint material thickness we used for provisional restoration?
.020
