The upperdenture on a bar or pushbuttons?

A comparison between bar versus ball mesostructures in the maxilla to support an overdenture; 1-year results from a randomized controlled trial.

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

NL-OMON

Registry ID

NL-OMON29628

Enrollment

100

Registered

2013-01-23

Start date

2013-09-01

Completion date

Unknown

Last updated

2024-06-11

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Overdenture, maxilla, locator, bar Overkappingsprothese, bovenkaak, locator, staaf

Interventions

The testgroup will get 4 implants with a ballmesostructure in combination with an overdenture in the maxilla. The controlgroup will get 4 implants with a barmesostructure in combination with an over

Eligibility

Inclusion criteria

Inclusion criteria: At least two years edentulous in the upper jaw problems with retention and stability of the conventional complete denture and/or unpleasant feeling due to extended palatal plate of the denture Patient is endentulous in the lower jaw.

Exclusion criteria

Exclusion criteria: 1. No history of preprosthetic surgery in the upper jaw; 2. No medical contraindications for surgery; 3. Patient does not smoke (or is willing to give up smoking six weeks before surgery); 4. No history of radiotherapy in the head and neck region.

Design outcomes

Primary

Measure	Time frame
Peri-implant bone height changes.	—

Secondary

Measure	Time frame
1. Implant survival; 2. Overdenture survival; 3. The clinical condition of the peri-implant mucosa; 4. Masticatory efficiency and patient satisfaction.	—

Contacts

Public ContactG.C. Boven

UMCG Hanzeplein 1

g.c.boven@umcg.nl

Outcome results

None listed

Source: NL-OMON (via WHO ICTRP)