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Completed Phase 4 Interventional Results available

Does PAI Reduce Pain After TKA Among Knee Arthroplasty Patients Receiving ACB & IPACK?

ClinicalTrials.gov ID: NCT04749615

Public ClinicalTrials.gov record NCT04749615. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 22, 2026, 2:43 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Does Periarticular Injection (PAI) Reduce Pain After TKA Among Knee Arthroplasty Patients Receiving Adductor Canal Block and Infiltration Between the Popliteal Artery and the Capsule of the Posterior Knee (ACB&IPACK)? A Blinded, Randomized Controlled Trial.

Study identification

NCT ID
NCT04749615
Recruitment status
Completed
Study type
Interventional
Phase
Phase 4
Lead sponsor
Hospital for Special Surgery, New York
Other
Enrollment
94 participants

Conditions and interventions

Interventions

  • Periarticular Injection (PAI) Drug
  • Saline Control Periarticular Injection (PAI) Drug

Drug

Eligibility (public fields only)

Age range
25 Years to 80 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Dec 16, 2020
Primary completion
Mar 31, 2022
Completion
Jun 30, 2022
Last update posted
Dec 26, 2024

2020 – 2022

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Hospital for Special Surgery New York New York 10021

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04749615, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Dec 26, 2024 · Synced Jul 22, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04749615 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →