NCT02812602

Brief Summary

Lidocaine patch is a safe and effective topical anesthetic agent for removal of metal staples after total knee replacement

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
60

participants targeted

Target at P25-P50 for not_applicable

Timeline
Completed

Started Apr 2016

Shorter than P25 for not_applicable

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

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Study Timeline

Key milestones and dates

Study Start

First participant enrolled

April 1, 2016

Completed
16 days until next milestone

First Submitted

Initial submission to the registry

April 17, 2016

Completed
2 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 1, 2016

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

June 1, 2016

Completed
23 days until next milestone

First Posted

Study publicly available on registry

June 24, 2016

Completed
Last Updated

June 24, 2016

Status Verified

June 1, 2016

Enrollment Period

2 months

First QC Date

April 17, 2016

Last Update Submit

June 21, 2016

Conditions

Keywords

Total Knee ReplacementStitchRemovalPain

Outcome Measures

Primary Outcomes (1)

  • Visual analog scale for pain

    The person who removes the staples evaluated the pain intensity. The pain intensity is evaluated with visual analog scale for pain

    30min

Secondary Outcomes (1)

  • Complication rate of lidocaine patch

    Two weeks

Study Arms (2)

Lidocaine patch

EXPERIMENTAL

The patients was randomly assigned to experimental group or placebo group. In this arm, lidocaine patches will be applied to the skin surrounding the surgical wound by one nurse practitioner. After more than 20 minutes the patch will be removed. Another nurse practitioner (double blinded) will remove the metal staples and record pain scale.

Drug: Lidocaine patch

Placebo

PLACEBO COMPARATOR

The patients was randomly assigned to experimental group or placebo group. In this arm, a placebo patch will be applied to the skin surrounding the surgical wound by one nurse practitioner. After more than 20 minutes the patch will be removed. Another nurse practitioner (double blinded) will remove the metal staples and record pain scale.

Drug: placebo

Interventions

Lidocain patch will be applied around the surgical wound about 20 minutes before removal of staples.

Lidocaine patch

Placebo patch will be applied around the surgical wound about 20 minutes before removal of staples.

Placebo

Eligibility Criteria

Age50 Years - 100 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Males and females, aged 50-100 years
  • The patients who undergo primary total knee replacement (performed by the same surgeon, Dr.Jiang)
  • Clear consciousness
  • No contraindication for staple removal on the post-operative day 7

You may not qualify if:

  • Allergy to lidocaine
  • Patient with second or third degree atrio-ventricular block
  • Patients with severe Sinoatrial node block
  • Patients taking class I antiarrhythmia drugs
  • Pregnant patients
  • Patients undergoing revision total knee replacement
  • Contraindication for removal of staples on post-operative day 7

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

National Taiwan University Hospital

Taipei, Test2, test3, Taiwan

RECRUITING

MeSH Terms

Conditions

Pain

Condition Hierarchy (Ancestors)

Neurologic ManifestationsSigns and SymptomsPathological Conditions, Signs and Symptoms

Study Officials

  • Ching-Chuan Jiang

    Department of Orthopedic Surgery, National Taiwan University Hospital

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Ching-Chuan Jiang

CONTACT

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
TRIPLE
Who Masked
PARTICIPANT, CARE PROVIDER, OUTCOMES ASSESSOR
Purpose
PREVENTION
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

April 17, 2016

First Posted

June 24, 2016

Study Start

April 1, 2016

Primary Completion

June 1, 2016

Study Completion

June 1, 2016

Last Updated

June 24, 2016

Record last verified: 2016-06

Locations