Cast framework for osseointegrated implant retained prostheses need to be passively fitting so as not to place undue forces and stress concentrations around the fixtures. Impression materials and techniques play a key role ...
Brittleness and low strength render conventional ceramic
systems unsuitable for routine restorative use in molars.
Modern, high-strength ceramic core materials such as
high purity aluminum oxide (Al2O3) ...
The introduction of dental implants spawned an exponential
growth in the number of fixtures being placed to meet the
increasing functional and aesthetic demands of patients.
In response, manufacturers have flooded the ...
This in vitro investigation compared the effect of using either
gold or titanium retaining screws on preload in the dental implant-
abutment complex. Inadequate preload can result in
screw loosening, whilst fracture may ...
OBJECTIVES: The aim of this in-vitro study was to assess the long-term effects of hydrochloric acid on the surface roughness of three all-ceramic restorative materials CEREC VITABLOC® Mark II CAD, IPS Empress CAD® and IPS ...
INTRODUCTION: Micro-organism adhesion and plaque formation
is affected by surface free energy (SFE), surface roughness,
hydrophilicity, surface chemistry, surface charge and
the presence of proteins.
AIMS: The aim of ...
Sykes, Leanne M.; Evans, William G.; Gani, Fatima; Vally, Zunaid Ismail; Dullabh, Hemant D.(South African Dental Association, 2017-11)
On a regular basis, dental practitioners have to make decisions regarding their care of their patients. Previously, dentists did this almost instinctively, drawing upon personal resources such as clinical experience, ...
Sykes, Leanne M.; Evans, William G.; Dullabh, Hemant D.(South African Dental Association, 2018-03)
A health-care practitioner is an individual who provides preventive,
curative, promotional or rehabilitative health care services in a
systematic manner to people, families or communities. Sadly,
many clinicians could ...
Consider this proposed study.
AIM: This cohort case study will use a causal, cross sectional design, based on historical records, to explore and describe the long-term, sequential effects of eating.
HO: This study will ...
Sykes, Leanne M.; Dullabh, Hemant D.(South African Dental Association, 2012-06)
Dental teaching institutions in South Africa recently implemented
“learner-centred” curricula and expected educators
to alter their teaching styles accordingly, but perhaps without
providing adequate training in this ...
Sykes, Leanne M.; Dullabh, Hemant D.; Brandt, Paul Dieter; Evans, Paul(South African Dental Association, 2016-11)
For clinicians wishing to embark on research, the obvious
choice may be to use their large patient pool, already
at their disposal. Gathering information from old files
and records is relatively easy and harmless, as ...