MEDIUMClinicalTier 2

5 tips to the perfect inferior alveolar injection

SourceRDH MagazineTier 2Clinical & Visual

By Shelley Brown, MEd, BSDH, RDH, FADHA

Originally at rdhmag.com

Summary & scoring by The Bell Brief (Dr. Jennifer Bell) using the Drill-Down Protocol (Drill-Down Score) — not the original publisher.

Why it matters for dental

Hygienists and dentists who refine inferior alveolar block technique can reduce failed blocks and intravascular injections, improving patient comfort and clinical predictability in routine practice.

Key points

  • Article states that proper syringe barrel alignment over the premolars aligns with the contralateral labial commissure and guides the needle toward the pterygomandibular space.
  • Article states that insertion of two-thirds to three-fourths of a long 25-gauge needle (approximately 20-25 mm) places the tip near the inferior alveolar nerve before it enters the mandibular foramen.
  • Article states that aspiration on two separate planes reduces risk of intravascular injection at this site, which has a higher incidence of positive aspirations than other blocks.
  • Article states that deposition of 1.5 mL over at least 60 seconds reduces tissue distension and injection pain.

Who should care

AssociateStaffSpecialist

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