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Status unknownNCT00973375AIFSIDDESUpdated Sep 9, 2009

Angiographic and Intravascular Ultrasound (IVUS) Follow-up After Simultaneously Implanted Different Drug-eluting Stents in Same Individuals

An observational study in Drug Eluting Stent, sponsored by Liuhuaqiao Hospital. Status unknown at 1 site in China. Open to participants aged 18 Years to 75 Years. Per ClinicalTrials.gov, last updated 2009-09-09.

Sponsored by Liuhuaqiao Hospital · Observational

The sponsor has not verified this record recently (last verified Sep 2009), so the status shown — last known as Recruiting — may be out of date.
Study type
Observational
Model
Case-control
Time perspective
Cross-sectional
Enrollment
30
Ages
18 Years to 75 Years
Sex
All
01

Study summary

The purpose of this study is to investigate if there is any different follow-up results by angiography and IVUS between two different drug-eluting stents after implanted simultaneously in same individuals.

02

Conditions studied

  • Drug Eluting Stent

Keywords

  • Drug-eluting stent
  • coronary restenosis
  • coronary thrombosis
03

In context

Lead sponsor

Liuhuaqiao Hospital is the lead sponsor of 3 studies on the registry; none are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 75 Years
Sexes eligible
All
Accepts healthy volunteers
No
Sampling method
Non-probability sample

Study population

These patients who received two kinds of drug-eluting stent (Endeavor and Excel) im simultaneously.

Inclusion criteria

  • These patients who received two kinds of drug-eluting stent (Endeavor and Excel) im simultaneously.

Exclusion criteria

Exclusion Criteria:

  • Dual anti-platelet therapy less than 12 months.
05

Study design

Observational model
Case-control
Time perspective
Cross-sectional
Enrollment
30 participants (estimated)

Groups and cohorts

  • Endeavor group and Excel group

    Endeavor group: measurements from the vessels implanted Endeavor stent(s). Excel group: measurements from the vessels implanted Excel stent(s).

06

What researchers measure

Primary outcomes

  1. Segment and instent restenosis measured by coronary angiography and IVUS.

    Time frame: at 12 months after implantation

Secondary outcomes

  1. Uncovered and malposition of stent.

    Time frame: at 12 months after implantation.

07

Study locations

1 of 1 sites recruiting
  • Liuhuaqiao Hospital
    Guangzhou, Guangdong 510010, China
    • Dingcheng Xiang, MD, Ph.D · Contact · dcxiang@foxmail.com · +86-20-3665 3325
    • Dingcheng Xiang, MD, Ph.D · Principal investigator
    Recruiting
08

References and documents

Publications

  • Waseda K, Miyazawa A, Ako J, Hasegawa T, Tsujino I, Sakurai R, Yock PG, Honda Y, Kandzari DE, Leon MB, Fitzgerald PJ; ENDEAVOR IV Trial Investigators. Intravascular ultrasound results from the ENDEAVOR IV trial: randomized comparison between zotarolimus- and paclitaxel-eluting stents in patients with coronary artery disease. JACC Cardiovasc Interv. 2009 Aug;2(8):779-84. doi: 10.1016/j.jcin.2009.05.015. PubMed 19695548 ↗
  • Lee CH, Zhang J, Kailasam A, Tai BC, Ye F, Low AF, Hou X, Hay ET, Teo SG, Lim YT, Chen S, Tan HC. An intravascular ultrasound study of Cypher, Taxus, and endeavor stents on relation between neointimal proliferation and residual plaque burden. J Interv Cardiol. 2008 Dec;21(6):519-27. doi: 10.1111/j.1540-8183.2008.00397.x. Epub 2008 Oct 21. PubMed 18973509 ↗
  • Miyazawa A, Ako J, Hongo Y, Hur SH, Tsujino I, Courtney BK, Hassan AH, Kandzari DE, Honda Y, Fitzgerald PJ; ENDEAVOR III Investigators. Comparison of vascular response to zotarolimus-eluting stent versus sirolimus-eluting stent: intravascular ultrasound results from ENDEAVOR III. Am Heart J. 2008 Jan;155(1):108-13. doi: 10.1016/j.ahj.2007.08.008. Epub 2007 Sep 14. PubMed 18082499 ↗
09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Sep 9, 2009, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT00973375
Lead sponsor
Liuhuaqiao Hospital
First posted
Sep 9, 2009
Start date
May 2009
Last update
Sep 9, 2009

Oversight

Data monitoring committee
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is status unknown, as verified in Sep 2009. You cannot join it, but the record below documents what was studied.

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