Lip Bumper Appliance: Indications, Uses, And Clinical Applications
Write short note on lip bumper.
Answer. It is also known as lip plumper. It is a functional component which is used with upper or lower fied appliance.
Types
Based on availability of removal.
- Combined fixed removable: Portion of lip bumper is removed from fixed part.
- Component of fixed appliance: Lip bumper is soldered to molar band where it cannot be removed separately.
Based on Arch Used
- Maxillary lip bumper or Denholtz appliance.
- Mandibular lip bumper.
Design
- Lip bumper is the vestibular arch which has acrylic pad attached to lower molar bands.
- Acrylic pad is placed 2 to 3 mm away from gums as well as teeth.
- Appliance should be 4 mm below cervical margin of mandibular incisors.
- Wire used has diameter of 0.93 mm.
- Wire should be soldered or be inserted in molar tube with the help of U bend or coil springs.
Mode of Action
- Use in cases where upper or lower lips are problematic.
- It prevents hyperactivity of mentalis muscle in the manner as vestibular screen do.
- Prevents abnormal forces acting over incisors.
- It leads to proclination of incisors and distalization of the molars.
Lip Bumper Indications/Uses
- In lip traps.
- For uprighting molars.
- For reduction of overjet due to proclination of the incisors.
- For distalization of molars.
- As space regainers in mesial drif of fist molar.
- As anchorage saver.
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