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Note: This record shows only the 20 elements of the WHO Trial Registration Data Set. To view changes that have been made to the source record, or for additional information about this trial, click on the URL below to go to the source record in the primary register.
Register: Netherlands Trial Register
Last refreshed on: 28 April 2013
Main ID:  NTR849
Date of registration: 07/12/2006
Primary sponsor: Academic Medical Center (AMC)
Public title: Feasibility and Safety of Inhaled Heparin in Intubated and Mechanically Ventilated Patients: A Randomized Controlled Trial Comparing Three Doses of Inhaled Unfractionated Heparin.
Scientific title: Feasibility and Safety of Inhaled Heparin in Intubated and Mechanically Ventilated Patients: A Randomized Controlled Trial Comparing Three Doses of Inhaled Unfractionated Heparin. - NebHep study
Date of first enrolment: 1/2/2007
Target sample size: 24
Recruitment status: pending
URL:  http://www.trialregister.nl/trialreg/admin/rctview.asp?TC=849
Study type:  intervention
Study design:  Randomised: Yes; Masking: None; Control: Placebo; Group: Parallel; Type: -  
Countries of recruitment
The Netherlands
Contacts
Name: J.J.  Hofstra
Address:  Academic Medical Center (AMC) IC Unit, P.O. Box 22660, Meibergdreef 9 IC Unit, C3-423 1100 DD Amsterdam The Netherlands
Telephone: +31(0)20 5668224
Email: J.J.Hofstra@amc.uva.nl
Affiliation: 
Name: J.J.  Hofstra
Address:  Academic Medical Center (AMC) IC Unit, P.O. Box 22660, Meibergdreef 9 IC Unit, C3-423 1100 DD Amsterdam The Netherlands
Telephone: +31(0)20 5668224
Email: J.J.Hofstra@amc.uva.nl
Affiliation: 
Key inclusion & exclusion criteria
Inclusion criteria: 1. Patients who are mechanically ventilated;
2. Age > 18 years.

Exclusion criteria: 1. Acute Lung Injury (consensus criteria);
2. Increased risk of bleeding:
a. Within 24 hours after major surgery;
b. Thrombocytes < 50 * 109 / L;
c. PT > 20 sec;
d. APTT > 60 sec;
3. Acute bleeding at any site;
4. Pregnancy or breast feeding.


Age minimum:
Age maximum:
Gender:
Health Condition(s) or Problem(s) studied


Intervention(s)
Administration of unfractionated heparin or placebo by aerosol generator (AeronebPro, Aerogen Inc., Sunnyvale, CA, USA) during mechanical ventilation. Bloodsamples and lungfluid will be collected before treatment and at 1, 3, 6 and 24 hours after the beginning of the last nebulization
Primary Outcome(s)
Area under the curve of serial anti-Xa measurements in plasma.
Secondary Outcome(s)
1. Blood:
a. Area under the cure of serial aPTT measurements;
b. Whole blood clotting time lung fluid:
area under the curve of serial anti-Xa measurements, heparin, factor VII/VIIa, TF, TFPI-antigen, TFPI activity, protein C / activated protein C, prothrombine fragment 1.2, TATc, ETP (Endogenous Thrombin Potential), Fibrin monomers, soluble thrombomodulin, PAPc, PAI;
2. Occurrence and severity of bleeding events.
Secondary ID(s)
ISRCTN28587216
N/A
Source(s) of Monetary Support
Academic Medical Center (AMC)
Secondary Sponsor(s)
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