NCT01997801

Brief Summary

In this prospective double-blinded study, The investigators compared acute postoperative pain and rescue analgesic demand during postoperative period after robot thyroidectomy between ketamine and placebo groups.

Trial Health

43
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
64

participants targeted

Target at P50-P75 for not_applicable

Timeline
Completed

Started Dec 2013

Geographic Reach
1 country

1 active site

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

November 18, 2013

Completed
10 days until next milestone

First Posted

Study publicly available on registry

November 28, 2013

Completed
3 days until next milestone

Study Start

First participant enrolled

December 1, 2013

Completed
1 year until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2014

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2014

Completed
Last Updated

November 28, 2013

Status Verified

November 1, 2013

Enrollment Period

1 year

First QC Date

November 18, 2013

Last Update Submit

November 24, 2013

Conditions

Keywords

ThyroidectomyEndoscopyKetamineAcute PainChronic PainPostoperative period

Outcome Measures

Primary Outcomes (1)

  • Pain at 24 hour postoperatively

    Pain at 24 hour postoperatively will be evaluates using 11 point scale (0:no pain, 10:worst imaginable)

    at 24 hour postoperatively

Secondary Outcomes (4)

  • Pain at 3, 6, 12, 48 and 72 hour postoperatively

    at 3, 6, 12, 48 and 72 hour postoperatively

  • Time to the first analgesics postoperatively

    At 24 hours postoperatively

  • Analgesic requirements for 24 hours after surgery

    at 24 hours postoperatively

  • Chronic pain at 3 month after surgery

    At 3 month after surgery

Study Arms (2)

C group

PLACEBO COMPARATOR

In C group, NS infusion will be done intraoperatively.

Drug: NS infusion

KET group

EXPERIMENTAL

In KET group, ketamine infusion will be done intraoperatively(0.25 mg/kg bolus injection following 100 mcg/kg/hr till the end of surgery).

Drug: Ketamine infusion

Interventions

Ketamine will be infused intraoperatively (0.25 mg/kg intravenous bolus following continuous infusion of 100 mcg/kg/hr).

KET group

Normal saline will be infused intraoperatively.

C group

Eligibility Criteria

Age19 Years - 80 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Patients scheduled for robot-assisted thyroidectomy
  • ASA I-III

You may not qualify if:

  • Patients with renal dysfunction
  • Patients with hepatic dysfunction
  • Patients with neurologic dysfunction
  • Patients with the history of drug addiction
  • Patients with chronic pain
  • Patients who are allergic to ketamine
  • Patients with increased ocular or intracranial pressure
  • Patients with the risk of aspiration

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Seoul National University Hospital

Seoul, 110-744, South Korea

Location

Related Publications (1)

  • Lee J, Park HP, Jeong MH, Son JD, Kim HC. Efficacy of ketamine for postoperative pain following robotic thyroidectomy: A prospective randomised study. J Int Med Res. 2018 Mar;46(3):1109-1120. doi: 10.1177/0300060517734679. Epub 2017 Nov 10.

MeSH Terms

Conditions

Thyroid DiseasesAcute PainChronic Pain

Condition Hierarchy (Ancestors)

Endocrine System DiseasesPainNeurologic ManifestationsSigns and SymptomsPathological Conditions, Signs and Symptoms

Study Officials

  • Hee-Pyoung Park, PhD

    Seoul National University of Hospital

    STUDY DIRECTOR

Central Study Contacts

Hee-Pyoung Park, PhD

CONTACT

Hyun-Chang Kim, MD

CONTACT

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
PREVENTION
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Associate professor

Study Record Dates

First Submitted

November 18, 2013

First Posted

November 28, 2013

Study Start

December 1, 2013

Primary Completion

December 1, 2014

Study Completion

December 1, 2014

Last Updated

November 28, 2013

Record last verified: 2013-11

Locations