Study of the local-anesthetic-effect time and the range of a lidocaine with epinephrine

Study of the local-anesthetic-effect time and the range of a lidocaine with epinephrine - Study of the local-anesthetic-effect time and the range of a lidocaine

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000008969

Enrollment

Registered

2012-09-24

Start date

2011-05-24

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

A healthy volunteer without a sickness

Interventions

2%lidocaine, 2%lidocaine with 1/80000epinehrine, 2%lidocaine with 1/200000epinehrine

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: The healthy volunteer up to 20-40 years old

Exclusion criteria

Exclusion criteria: (1) Those who have an allergy in a local anesthetic (2) Those who have a sickness of the circulatory system (3) Those who have a sugar diabetes (4) Those who have a toxic goiter (5) Those who have serious hepatic function disorder and renal impairment (6) In addition, those who judged that a test doctor in attendance was unsuitable

Design outcomes

Primary

Measure	Time frame
It is each test solution 1 mL to the root-tip equivalent part gingival of a left-side up-and-down jaw fang.Until it recovers the range in every 10 minutes from an operation using the 2-point-discrimination method of transfusion .6 mm on the same level as record . 2-hour and 30 minutes, or perception's time until sense of pain of labia oris is recovered by record . Pinprick method study-before by a side periosteum narcosis,It recorded, the front masque photography was taken at the time of the termination of termination ., and the variation of the range was evaluated based on marking at the time of each measure.	—

Measure

Time frame

It is each test solution 1 mL to the root-tip equivalent part gingival of a left-side up-and-down jaw fang.Until it recovers the range in every 10 minutes from an operation using the 2-point-discrimination method of transfusion .6 mm on the same level as record . 2-hour and 30 minutes, or perception's time until sense of pain of labia oris is recovered by record . Pinprick method study-before by a side periosteum narcosis,It recorded, the front masque photography was taken at the time of the termination of termination ., and the variation of the range was evaluated based on marking at the time of each measure.

—

Countries

Japan

Contacts

Public ContactShigeki Fujiwara

Kyushu university Department of Dental Anesthesiology Faculty of Dental Science

fujiwara@dent.kyushu-u.ac.jp092-642-6480

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026