Coronary artery stenting: Absorb BVS
Device- Scaffold diameters: 2.5, 3.0 and 3.5 mm
- Scaffold lengths: 8, 12, 18, and 28 mm
NCT Number: NCT02229864
The ABSORB III PK sub-study is a prospective, open-label, non-blinded study enrolling approximately 12 subjects in up to 5 US sites. ABSORB III PK sub-study is a part of ABSORB III RCT (NCT01751906). The objective is to determine the pharmacokinetics of everolimus delivered by the Absorb BVS in a separate and non-randomized cohort of subjects who only receive Absorb BVS with a maximum of two de novo native coronary artery lesions after implantation of the Absorb BVS.
Note: The ABSORB III PK subjects will not contribute to the determination of the ABSORB III RCT primary endpoint.
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Notify Me18 year and older
All sexes
Interventional
Not applicable
Scottsdale Healthcare, Scottsdale, Arizona, United States
To ensure the PK measurements reflect everolimus exposure due to Absorb BVS only, the PK sub-study will not allow non-target lesion treatment.
Blood Sampling Timing:
o Baseline is defined as prior to implantation of the first Absorb BVS; the blood sample will be drawn on the day of the index procedure either through a heparin lock, venous sheath, or venipuncture.
Pharmacokinetic (PK) parameters will include time to maximum concentration (tmax); maximum concentration (Cmax); AUC24h: Area under the blood analyte concentration vs. time curve from time 0 up to 24 hours post placement of the last Absorb BVS; AUClast: Area under the blood analyte concentration vs. time curve from time 0 up to the last quantifiable concentration; AUC 0-infinity: Area under the blood analyte concentration vs. time curve from time zero and extrapolated to infinite time; terminal elimination rate constant (λz); terminal elimination half-life (t1/2term); drug clearance (CL).
Healthy volunteers accepted: No
Only the study team can determine whether someone qualifies for participation.
General Inclusion Criteria:
Angiographic Inclusion Criteria:
General Exclusion Criteria:
Angiographic Exclusion Criteria:
All exclusion criteria apply to the target lesion(s) or target vessel(s).
Time frame: 0 to 30 days
Maximal observed blood analyte concentration. Cmax is the highest blood everolimus concentration reached during the 30 day period of the study after assessing at different time frames (10 minutes, 30 minutes, 1 hr, 2 hrs, 4 hrs, 6 hrs , 12 hrs, 1 day, 2 days, 3 days, 4 days, 5 days, 7 days, 14 days, and 30 days post implantation).
Time frame: 0 to 30 days
Time to reach the maximal observed blood analyte concentration during the 30 day period of the study after assessing at different time frames (10 minutes, 30 minutes, 1 hr, 2 hrs, 4 hrs, 6 hrs , 12 hrs, 1 day, 2 days, 3 days, 4 days, 5 days, 7 days, 14 days, and 30 days post implantation).
Time frame: 0 to 24 hours
Area under the blood analyte concentration vs. time curve from time 0 up to 24 hours post placement of the last Absorb BVS. Calculated by the Lin Up Log Down trapezoidal method.
Time frame: 0 to 30 days
Area under the blood analyte concentration vs. time curve from time 0 up to the last quantifiable concentration reached during the 30 day period of the study. After assessing at different time frames (10 minutes, 30 minutes, 1 hr, 2 hrs, 4 hrs, 6 hrs , 12 hrs, 1 day, 2 days, 3 days, 4 days, 5 days, 7 days, 14 days, and 30 days post implantation). Calculated by the Lin Up Log Down trapezoidal method.
Time frame: 0 to 30 days
AUC 0-infinity: Area under the blood analyte concentration vs. time curve from time zero and extrapolated to infinite time, reached during the 30 day period of the study. After assessing at different time frames (10 minutes, 30 minutes, 1 hr, 2 hrs, 4 hrs, 6 hrs , 12 hrs, 1 day, 2 days, 3 days, 4 days, 5 days, 7 days, 14 days, and 30 days post implantation).
calculated as: AUC0-∞ = AUClast + (Clast/λz)
The percentage of AUC0-∞ obtained by extrapolation (%AUC0-∞ex) is calculated as:
%AUC0-∞ex = (AUC0-∞ - AUClast)/ AUC0-∞ * 100
Time frame: 0 to 30 days
The apparent terminal elimination rate constant during the 30 day period of the study. After assessing at different time frames (10 minutes, 30 minutes, 1 hr, 2 hrs, 4 hrs, 6 hrs , 12 hrs, 1 day, 2 days, 3 days, 4 days, 5 days, 7 days, 14 days, and 30 days post implantation). Determined by linear regression of terminal points of the ln-linear analyte concentration-time curve.
Time frame: 0 to 30 days
The apparent terminal elimination half-life, reached during the 30 day period of the study. After assessing at different time frames (10 minutes, 30 minutes, 1 hr, 2 hrs, 4 hrs, 6 hrs , 12 hrs, 1 day, 2 days, 3 days, 4 days, 5 days, 7 days, 14 days, and 30 days post implantation).
calculated as: t1/2term = 0.693/λz.
Time frame: 0 to 30 days
The systemic drug clearance, reached during the 30 day period of the study. After assessing at different time frames (10 minutes, 30 minutes, 1 hr, 2 hrs, 4 hrs, 6 hrs , 12 hrs, 1 day, 2 days, 3 days, 4 days, 5 days, 7 days, 14 days, and 30 days post implantation).
Calculated as: CL = Dose/AUC0 - ∞ .
Time frame: 0 to 1853 Days
Target Lesion Failure (TLF) includes Cardiac Death, Target vessel - myocardial infarction and Target Lesion Revascularization (TLR).
Time frame: 0 to 1853 Days
All death includes cardiac death, vascular death, and non-cardiac death.
Time frame: 0 to 1853 Days
All myocardial infarction includes target vessel myocardial infarction (TV-MI) and not attributable to target vessel myocardial infarction (NTV-MI).
Time frame: 0 to 1853 Days
All target lesion revascularization includes ischemia-driven target lesion revascularization (ID-TLR) and non ischemia-driven target lesion revascularization (NID-TLR).
Time frame: 0 to 1853 Days
All target vessel revascularization includes ischemia driven target vessel revascularization (ID-TVR) and non ischemia driven target vessel revascularization (NID-TVR).
Time frame: 0 to 1853 Days
All revascularization includes ischemia driven revascularization and non ischemia driven revascularization.
Time frame: ≤ 1 day
Scaffold/Stent thrombosis should be reported as a cumulative value at the different time points and with the different separate time points. Time 0 is defined as the time point after the guiding catheter has been removed and the subject left the catheterization lab.
Timings:
Acute scaffold/stent thrombosis : 0 - 24 hours post stent implantation Subacute scaffold/stent thrombosis: >24 hours - 30 days post stent implantation Late scaffold/stent thrombosis: 30 days - 1 year post stent implantation Very late scaffold/stent thrombosis: >1 year post stent implantation
Time frame: >1 to 30 days
Scaffold/Stent thrombosis should be reported as a cumulative value at the different time points and with the different separate time points. Time 0 is defined as the time point after the guiding catheter has been removed and the subject left the catheterization lab.
Timings:
Acute scaffold/stent thrombosis : 0 - 24 hours post stent implantation Subacute scaffold/stent thrombosis: >24 hours - 30 days post stent implantation Late scaffold/stent thrombosis: 30 days - 1 year post stent implantation Very late scaffold/stent thrombosis: >1 year post stent implantation
Time frame: 31 to 393 days
Scaffold/Stent thrombosis should be reported as a cumulative value at the different time points and with the different separate time points. Time 0 is defined as the time point after the guiding catheter has been removed and the subject left the catheterization lab.
Timings:
Acute scaffold/stent thrombosis : 0 - 24 hours post stent implantation Subacute scaffold/stent thrombosis: >24 hours - 30 days post stent implantation Late scaffold/stent thrombosis: 30 days - 1 year post stent implantation Very late scaffold/stent thrombosis: >1 year post stent implantation
Time frame: 0 to 1853 Days
Scaffold/Stent thrombosis should be reported as a cumulative value at the different time points and with the different separate time points. Time 0 is defined as the time point after the guiding catheter has been removed and the subject left the catheterization lab.
Timings:
Acute scaffold/stent thrombosis : 0 - 24 hours post stent implantation Subacute scaffold/stent thrombosis: >24 hours - 30 days post stent implantation Late scaffold/stent thrombosis: 30 days - 1 year post stent implantation Very late scaffold/stent thrombosis: >1 year post stent implantation
Abbott Medical Devices
Industry
ABSORB III RCT Pharmacokinetics (PK) Sub-study
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