The effect of intravenous infusion of ketamine on postoperative pain after idiopathic scoliosis surgery

The effect of intravenous infusion of ketamine on postoperative pain after idiopathic scoliosis surgery - The effect of intravenous infusion of ketamine on postoperative pain after idiopathic scoliosis surgery

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000010469

Enrollment

Registered

2013-04-16

Start date

2013-07-01

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

Idiopathic scoliosis, scheduled to undergo psterior instrumentation

Interventions

Intervention:Ketamine preincisional:0.5mg/kgof ketamine bolus iv intra- and postoperative until 48hr after surgery: ketamine 2mcg/kg/min, continuous infusion Control:Saline preincisional: equ

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: ASA physical status 1-2 patients, aged 10-19 yr, scheduled to undergo posterior instrumentation for idiopathic scoliosis

Exclusion criteria

Exclusion criteria: mental retardation, history of opioid use within 3 months before surgery, inability to self-administer morphine using patient-controlled analgesia pump, younger than 6 years old, renal dysfunction asthama congenital vertebra deformities

Design outcomes

Primary

Measure	Time frame
Postoperative morphine consumption	—

Secondary

Measure	Time frame
Verbal Rating Scale, Numerical Rating Scale	—

Countries

Japan

Contacts

Public ContactShizuko Kosugi

Keio University, School of Medicine Department of Anesthesiology

shizuko.kosugi@gmail.com

Outcome results

None listed

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