Mouthguard advice by BOS
A mouthguard is a resilient device placed inside the mouth, which helps
reduce injuries to the teeth and associated tissues specifically during sport
1. In children, sports accidents reportedly accountfor 10-39% of all dental
injuries. (Newsome, 2001)
2. Peak incidence of 8 to 11 years.
3. Boys are more likely to incur injuries than girls
4. Patients with an increased overjet and proclined upper incisors are more
prone to trauma. (Todd & Dodd, 1983)
5. Injury to the maxillary incisors is very common and can account for as
much as 80% of all cases. (Cavalleri &Zerman, 1995)
1. Ethylene vinyl acetate (EVA)
2. Polyvinylchloride (PVC) material (Similar to Pressure Form Retainer).
3. Rubber base silicon.
Mohammed Almuzian, 2013 1
Types of mouthguard
They are preformed mouthguards
Available over the counter in a variety of sizes.
made from EVA
cannot be modified
They are also known as ‘boil and bite’
Made from a thermoplastic material, which is
softened in hot water for 45-60 seconds and then
moulded by the patient on to their own teeth and
bulky, uncomfortable and poorly retentive.
They are fabricated in a dental laboratory
Vacuum-formed or a 3-5mm thick sheet of EVA
Made for the maxillary dentition only.
They are stockmouthguards for orthodontic use, which
cover both the upper and lower
fixed appliances at the same time.
They are made from rubber and
can be trimmed to size for greater
Mohammed Almuzian, 2013 2
Orthoguards They are the most recent addition to the market
They have an instant fit with an incorporated channel to
accommodatea fixed appliance and any potential tooth
The literature does not provide clear evidence on which
type of mouthguard should be recommended for
orthodontic patients with fixed appliances.
It is suggested that custom-formed laminate mouthguards
with their greater number of layers and thickness have led
to greatly improved orofacial protection. (Salam, 2008)
Recommendations: All orthodontic patients wearing
fixed appliances, who participate in contactsports, should
wear a sports mouthguard to protect against possible