The efficacy of infiltration anaesthesia for adult mandibular incisor teeth

Completed

• Conditions: ocal anaesthetic methods in anterior mandible; Oral Health; Anaesthesia for anterior mandible

• Registration Number: ISRCTN21993885
• Lead Sponsor: ewcastle upon Tyne Hospitals NHS Foundation Trust (UK)

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2008-05-09
• Last Update Posted: 13 January 2015

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: 31

Inclusion Criteria

1. Healthy adult volunteers, both men and women
2. Staff or students at the Newcastle University

Exclusion Criteria

The volunteers:
1. Individuals under 18 years old
2. Systemic disorders which may place volunteers at risk from local anaesthetic injection for example bleeding disorder, history of infective endocarditis, pregnant women
3. Allergies to local anaesthetics.
4. Facial anaesthesia or paraesthesia
5. In dental pain at the time of trial
6. Individuals unable to give informed consent form

The teeth:
1. Teeth which respond negatively to baseline pulp testing
2. Key test teeth missing

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
umbness of lower anterior teeth (front teeth) following local anaesthetic injection. This will be assessed by electric pulp testing every 2 minutes after injection for 30 minutes then every 5 minutes until 45 minutes.

Secondary Outcome Measures

Name	Time	Method
1. Injection discomfort, assessed by a visual analogue scale at each visit<br>2. Duration of numbness after injection <br>3. Spreading of anaesthetic solution to adjacent teeth