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Total Hip and Knee ArthroplastyPhase 4NCT02543801

A Clinical Trial of Two Periarticular Multimodal Drug Injections in Total Hip and Knee Arthroplasty

A Phase 4 study testing Liposomal Bupivacaine, Ropivacaine and Bupivacaine in people with Total Hip and Knee Arthroplasty, run by Kootenai Health.

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

This study evaluates two routinely used drug combinations for periarticular injection following total hip and knee arthroplasty for pain control. One group will receive liposomal bupivacaine, bupivacaine, clonidine, epinephrine and ketorolac. Read more about this study

Who is it for?
Ages 30 to 85 years
Conditions the study is for
Total Hip and Knee Arthroplasty
What is being tested?
Liposomal Bupivacaine, Ropivacaine and Bupivacaine
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
239 participants
Where
No sites listed yet
Study dates
25 Jan 2016to 21 Aug 2018
Phase
Phase 4
Are there results?
Yes, posted in the registrySummary in the doctors' view

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 30 to 85 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Hip Arthritis (osteoarthritis, post traumatic, inflammatory, and avascular necrosis)

Who cannot join

  • Current use of opioid drugs
  • Revision surgery
  • Surgical complication (femoral fracture with implant insertion)
  • Inability to provide Informed Consent

About this study

Official title: A Prospective, Randomized Clinical Trial of Two Periarticular Multimodal Drug Injections in Total Hip and Knee Arthroplasty

This study evaluates two routinely used drug combinations for periarticular injection following total hip and knee arthroplasty for pain control. One group will receive liposomal bupivacaine, bupivacaine, clonidine, epinephrine and ketorolac. The other group will receive ropivacaine, clonidine, epinephrine and ketorolac.

Read the detailed description

A key component of the multimodal approach to pain management is the intra-operative surgical site injection of a local anesthetic or drug cocktail. There are many formulations used for this purpose. A formulation documented in the literature was implemented by this institution which has dropped the average length of stay dramatically. Concern over the limited half-life of the administered anesthetic and the continued need for opioid administration has led to a search for better drug formulations and administration vehicles. Recently, the FDA approval of an extended release bupivacaine called liposomal bupivacaine was thought to extend the effective half-life of the anesthetic agent and thereby prolong post-operative anesthesia. Use of liposomal bupivacaine in total joint surgery was almost universally adopted after its recent approval and has been an integral part of the "same day total joint" movement.

Studies have suggested improvement in pain control and shortened hospitalizations with the use of liposomal bupivacaine. Other studies have raised questions about the effectiveness of this agent. Recently a randomized double blind study was performed with total knees which demonstrated no improvement in pain management with the addition of liposomal bupivacaine to the multimodal pain management protocol. This study has not been performed in the hip arthroplasty population.

Being tested
Liposomal Bupivacaine, Ropivacaine, Bupivacaine, Clonidine, Ketorolac

What participants receive

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

  • Liposomal BupivacaineDrug

    Also called Exparel

    Periarticular injection

  • RopivacaineDrug

    Also called Naropin

    Periarticular injection

  • BupivacaineDrug

    Also called Marcaine

    Included as an element of the Liposomal bupivacaine intervention periarticular injection

  • ClonidineDrug

    Also called Duraclon

    Included as an element of both interventions as a standard of care periarticular injection

  • KetorolacDrug

    Also called Toradol

    Included as an element of both interventions as a standard of care periarticular injection

  • EpinephrineDrug

    Also called Adrenaline

    Included as an element of both interventions as a standard of care periarticular injection

Study groups in NCT02543801
Study groupRoleWhat they receive
Hip Cohort Liposomal BupivacaineActive comparatorLiposomal bupivacaine Bupivacaine Clonidine Epinephrine Ketorolac
Receives: Drug: Liposomal Bupivacaine; Drug: Bupivacaine; Drug: Clonidine; Drug: Ketorolac; Drug: Epinephrine
Hip Cohort RopivacaineActive comparatorRopivacaine Clonidine Epinephrine Ketorolac
Receives: Drug: Ropivacaine; Drug: Clonidine; Drug: Ketorolac; Drug: Epinephrine
Knee Cohort Liposomal BupivacaineActive comparatorLiposomal bupivacaine Bupivacaine Clonidine Epinephrine Ketorolac
Receives: Drug: Liposomal Bupivacaine; Drug: Bupivacaine; Drug: Clonidine; Drug: Ketorolac; Drug: Epinephrine
Knee Cohort RopivacaineActive comparatorRopivacaine Clonidine Epinephrine Ketorolac
Receives: Drug: Ropivacaine; Drug: Clonidine; Drug: Ketorolac; Drug: Epinephrine

What is being measured

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

  1. Pain Score

    Self-reported pain score 0-10 (0=no pain - 10=worst possible pain experienced) and higher scores indicate a worse outcome

    Pain scores, collected every 4 hours per hospital care standards, were averaged (post-operatively up to 48 hours) to obtain individual mean pain scores and a mean score for the group was then calculated.

    Measured: Starting post operatively and then every four hours up to 48 hours

Secondary outcomes (2)
  1. Narcotic Consumption

    Total amount of narcotics administered as calculated in oral morphine equivalent dose immediate post operatively up to 48 hours.

    Measured: Starting immediately post operatively up to 48 hours

  2. Length of Stay

    Measured in hours

    Measured: Start of surgery to hospital discharge up to 140 hours

Timeline

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

  1. First posted7 Sep 2015 (estimated)
  2. Study start25 Jan 2016
  3. Primary completion21 Aug 2018
  4. Study completion21 Aug 2018

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 4
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Who is masked
Participant, Outcomes assessor
Enrolment
239 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02543801
Sponsor's protocol ID
IRB2022
Status last verified
Oct 2019
First submitted
21 Aug 2015
Last updated
18 Oct 2019
Data monitoring committee
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing Liposomal Bupivacaine, Ropivacaine and Bupivacaine in people with Total Hip and Knee Arthroplasty, run by Kootenai Health.

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 1 inclusion and 4 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 18 Oct 2019. Status can change between updates, so confirm with the study contact before making plans.

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.

What does this phase mean?

Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 18 Oct 2019). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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?

Pain Score (time frame: Starting post operatively and then every four hours up to 48 hours). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 18 Oct 2019.

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