- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT01254253
Functional and Clinical Benefits of PCI in Patients With CTO
Multimodality Imaging Evaluation of Functional and Clinical Benefits of Percutaneous Coronary Intervention in Patients With Chronic Total Occlusion Lesion
Studieoversigt
Status
Betingelser
Intervention / Behandling
Detaljeret beskrivelse
Noninvasive imaging modalities have shown high diagnostic accuracy in the detection of coronary artery lesions, and for the estimation of their hemodynamic relevance.Thus, noninvasive assessment of myocardial perfusion defects may be preferred for patients with chronic total occlusion (CTO).
In particular, myocardial perfusion is measured with single photon emission CT (SPECT).Multislice coronary CT angiography (CCTA) with dual-source scanners reveals the anatomic location of coronary artery disease (CAD). These two techniques assess distinct aspects of heart morphology and function parameters of the heart, and should therefore be regarded as complementary rather than competing methods.Taking this into consideration, decisions regarding whether invasive revascularization therapy is adequate or not and which strategy is the best for long-term survival cannot be supported by anatomic information alone. Therefore, noninvasive complementary imaging of structure and perfusion, in conjunction with three-dimensional (3D) image fusion, has emerged as a technique for reliable allocation of perfusion defects to their supplying coronary artery.
Undersøgelsestype
Tilmelding (Forventet)
Fase
- Ikke anvendelig
Kontakter og lokationer
Studiesteder
-
-
Shaanxi
-
Xi'an, Shaanxi, Kina, 710032
- Rekruttering
- Fourth Military Medical University
-
Kontakt:
- Dongdong Sun, MD, PhD
- Telefonnummer: 86 13572242509
- E-mail: wintersun3@gmail.com
-
-
Deltagelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
Inclusion Criteria:
- Patients were eligible for enrolment in this study if coronary angiography showed a CTO (at least for 3 months and confirmed by angiography and/or history of earlier MI).
Exclusion Criteria:
- Hypersensitivity to iodinated contrast agent, cardiomyopathy, non-sinus rhythm, severe valvular heart disease, NYHA functional class IV heart failure at baseline, previous coronary bypass surgery, renal insufficiency, severe lung and liver disease or cancer.
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: Ikke-randomiseret
- Interventionel model: Parallel tildeling
- Maskning: Ingen (Åben etiket)
Våben og indgreb
Deltagergruppe / Arm |
Intervention / Behandling |
|---|---|
|
Eksperimentel: Group a
no severe cardiac perfusion defects
|
PCI was performed using standard techniques for CTO.
Andre navne:
|
|
Eksperimentel: Gooup b
reversible cardiac perfusion defects
|
PCI was performed using standard techniques for CTO.
Andre navne:
|
|
Eksperimentel: Group c
irreversible cardiac perfusion defects
|
PCI was performed using standard techniques for CTO.
Andre navne:
|
Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Tidsramme |
|---|---|
|
Left ventricular ejection fraction
Tidsramme: 2year
|
2year
|
Sekundære resultatmål
Resultatmål |
Tidsramme |
|---|---|
|
Mål revaskularisering af læsionen
Tidsramme: 2 år
|
2 år
|
|
cardiac death
Tidsramme: 2year
|
2year
|
|
Non-fatal myocardial infarction
Tidsramme: 2 year
|
2 year
|
|
Angina pectoris score index
Tidsramme: 2 year
|
2 year
|
|
Six-minute walk distance
Tidsramme: 2 year
|
2 year
|
Samarbejdspartnere og efterforskere
Sponsor
Efterforskere
- Ledende efterforsker: Feng Cao, MD, PhD, Air Force Military Medical University, China
Datoer for undersøgelser
Studer store datoer
Studiestart
Primær færdiggørelse (Faktiske)
Studieafslutning (Forventet)
Datoer for studieregistrering
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først opslået (Skøn)
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Skøn)
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Nøgleord
Andre undersøgelses-id-numre
- EFFECT
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