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Knee OsteoarthritisNCT02228759

Ambulatory Continuous Adductor Canal Block to Facilitate Same Day Discharge Following Total Knee Arthroplasty: A Pilot Study

A study testing Adductor canal block in people with Knee Osteoarthritis, run by London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's at 1 site in Canada.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Patients scheduled to undergo total knee arthroplasty will receive motor sparing knee blocks with continuous adductor canal block along with multimodal analgesia started pre-operatively and continued into the postoperative period. Read more about this study

Who is it for?
Ages 40 to 70 years
Conditions the study is for
Knee Osteoarthritis
What is being tested?
Adductor canal block
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
25 participants
Where
1 siteCanada
Study dates
Apr 2015to Dec 2015
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 40 to 70 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Male and females of 40-70years of age
  • Scheduled to undergo unilateral primary total knee arthroplasty
  • ASA Class I, II

Who cannot join

  • ASA 3, 4
  • Revision surgery
  • Narcotic dependent (opioid intake morphine equivalent > 10 mg/ day for more than 3 months)
  • Other sources of chronic pain like fibromyalgia
  • Patients with associated significant cardiac, CNS or respiratory disease (poor cardio-respiratory reserve)
  • Major conduction defects in EKG (bifascilular block, CHB); significant valvular heart disease
Show all 21Show fewer
  • Recent MI/ Stroke/ CHF (in the past 3 months)
  • BMI> 35
  • Obstructive sleep apnea (AHI > 15)
  • Patients with coexisting hematological disorder or with deranged coagulation parameters.
  • Patients with pre-existing major organ dysfunction such as hepatic and renal failure.
  • Psychiatric illnesses
  • Uncontrolled diabetes mellitus
  • Lack of informed consent.
  • Allergy to any of the drugs used in the study
  • Preoperative neurological deficits
  • Use of walking aids preoperatively
  • Living alone (Lack of Chaperone/home help)
  • Language barrier
  • Contralateral leg weakness
  • Pregnancy

Trial locations and contacts

1 site in 1 country.

Canada1 site
  • University hospital, London Health Sciences centre

    London, Ontario, N6A 5A5

Other trials in Canada

About this study

Patients scheduled to undergo total knee arthroplasty will receive motor sparing knee blocks with continuous adductor canal block along with multimodal analgesia started pre-operatively and continued into the postoperative period. The study will evaluate the feasibility of home discharge within the first 24 hours following total knee arthroplasty. We will also evaluate the pain scores in the first 5 days following the surgery, causes of delayed discharge and any adverse events.

Being tested
Adductor canal block
Keywords
Ambulatory home regional, adductor canal block, Postoperative pain, total knee arthroplasty, Home regional, Fast track arthroplasty
Medical subject headings
Osteoarthritis, Knee, Pain, Postoperative

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Adductor canal blockProcedure or surgery

    All patients will recieve fast tracking with reduced fasting times, multimodal analgesia and adductor canal block

Study groups in NCT02228759
Study groupRoleWhat they receive
Adductor canal blockExperimentalThe study is an open label pilot study to determine the feasibility of same day discharge following total knee arthroplasty with the use of a fast track regimen employing motor sparing knee blocks. The study will be performed on 25 American Society of Anesthesiologists class (ASA) 1-2 patients satisfying the inclusion criteria and undergoing unilateral primary total knee arthroplasty. First and second patients of the day undergoing surgery between Monday to Thursday in a week will be accessed for the study.
Receives: Procedure: Adductor canal block

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. percentage of patients discharged at 23 hours based on a composite of various factors represented on a pre-determined criteria

    Measured: 24 hours

Secondary outcomes (4)
  1. first 24 hour pain scores

    Measured: 24 hours

  2. first 96 hour pain scores

    Measured: 96 hours

  3. Rescue analgesic frequency

    Measured: 24 hours

  4. total analgesic usage in the first 24 and 96 postoperative hours

    Measured: 96 hours

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted29 Aug 2014 (estimated)
  2. Study startApr 2015
  3. Primary completionDec 2015
  4. Study completionDec 2015

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Supportive care
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
25 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02228759
Sponsor's protocol ID
105097
Status last verified
Mar 2017
First submitted
18 Aug 2014
Last updated
9 Mar 2017
Results posted
No
Data monitoring committee
No

Publications

  • Ilfeld BM, Le LT, Meyer RS, Mariano ER, Vandenborne K, Duncan PW, Sessler DI, Enneking FK, Shuster JJ, Theriaque DW, Berry LF, Spadoni EH, Gearen PF. Ambulatory continuous femoral nerve blocks decrease time to discharge readiness after tricompartment total knee arthroplasty: a randomized, triple-masked, placebo-controlled study. Anesthesiology. 2008 Apr;108(4):703-13. doi: 10.1097/ALN.0b013e318167af46.

    PubMed 18362603

Questions about this trial

What is this clinical trial studying?

A study testing Adductor canal block in people with Knee Osteoarthritis, run by London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's at 1 site in Canada.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 21 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 9 Mar 2017. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Canada. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

percentage of patients discharged at 23 hours based on a composite of various factors represented on a pre-determined criteria (time frame: 24 hours). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02228759, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 9 Mar 2017.

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