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NCT ID: NCT01223027 Completed - Clinical trials for Metastatic Renal Cell Carcinoma

Study of Dovitinib Versus Sorafenib in Patients With Metastatic Renal Cell Carcinoma

Start date: March 2011
Phase: Phase 3
Study type: Interventional

This study will evaluate the safety and efficacy of Dovitinib versus sorafenib in patients with metastatic renal cell cancer.

NCT ID: NCT01222533 Completed - Clinical trials for Pulmonary Disease, Chronic Obstructive

Tiotropium Respimat Pharmacokinetic Study in COPD

Start date: October 2010
Phase: Phase 2
Study type: Interventional

The purpose of this study is compare the effect of different doses of tiotropium delivered by the HandiHaler and Respimat device on lung function. Additionally, the study will investigate the pharmacokinetic profile of these different doses. Studying the pharmacokinetic profile shows what happens to the medication in the body over a period of hours and provides information on potential effects of the medication.

NCT ID: NCT01220908 Completed - Emphysema Clinical Trials

Evaluation of the PneumRx Lung Volume Reduction Coil to Treat Emphysema

Start date: January 2008
Phase: N/A
Study type: Interventional

The objective of this study is to demonstrate the safety of the PneumRx Lung Volume Reduction Coil (LVRC) in a population of patients with emphysema. The PneumRx, Inc. LVRC is a used as a less invasive alternative to lung volume reduction surgery. The PneumRx LVRC is designed as an alternative to lung volume reduction surgery, potentially achieving the desired reduction in lung volume limiting the risks associated with major surgery, such as illness or death. This device is deployed through a bronchoscope and requires no incision.

NCT ID: NCT01220765 Completed - Clinical trials for Alveolar Hypoventilation Resulting in Hypoxemia

Capnography During Nurse Administered Propofol Sedation

Start date: April 2010
Phase: N/A
Study type: Interventional

Rationale: The current standard of respiratory monitoring for patients during deep sedation is continuous pulse oximetry with visual assessment of the patient. Clinical research has demonstrated that depressed respiratory activity is a principal risk factor for hypoxemia during sedation. Capnography may provide early detection of alveolar hypoventilation before hypoxemia has occurred in nonintubated patients and thereby improve patient safety during sedation. Objective: At the Centre for Contraception, Sexuality and Abortion Leiden, abortion procedures are performed under deep sedation using propofol. Patient's monitoring is performed by nurses qualified in patient sedation management, using pulse oximetry and their clinical judgement. The aim of this study is to examine the effectiveness of capnography in early detection of alveolar hypoventilation during deep sedation in comparison to standard monitoring with pulse oximetry in abortion procedures. Study design: This protocol describes a prospective, open, randomized controlled trial with two study arms. All patients receive standard care of monitoring performed by the medical staff. The study investigates whether capnography prevents patients from having respiratory events during deep sedation in abortion procedures by early detection and therapy. Patients randomized to the standard care group receive standard of respiratory monitoring using pulse oximetry. In the capnography arm, respiratory monitoring is performed with pulse oximetry and capnography. Study population: The study population comprises female patients (≥ 18 years) undergoing abortion procedures during first or second trimester pregnancies. Abortion procedures are performed until 22 weeks of gestational age. Capnography: In addition application of capnography during deep sedation with propofol is performed. Before the trial starts, all nurses qualified in patient sedation management and abortion doctors will be trained in assessment of capnography. In the capnography arm, patients' breathing is additionally monitored with capnography. If alveolar hypoventilation is detected medical staff will intervene by arousing the patient, performing chin lift, repositioning the head, provision of oxygen, or abandon from giving additional propofol. These interventions represent the standard of care currently used by the clinical staff to respond to hypoventilation and hypoxemia. Main study parameters/endpoints: The primary outcome is the occurrence of oxygen saturations to ≤90% in the population, as measured by continuous pulse oximetry. Secondary study outcomes include occurrence of oxygen saturations < 80%, dose of administered propofol, arousal or movement of the patient during the procedure, airway interventions, early termination of the procedure due to respiratory problems, episodes of bradycardia, and administration of atropine. Nature and extent of the burden and risks associated with participation, benefit and group relatedness: The risks related to the conduct of this study are negligible and the burden minimal. Patients in both groups receive the current standard of care. Patients randomized in the capnography group could get benefit from the addition of capnography to the monitoring by early detection of alveolar hypoventilation. Capnography is a noninvasive measurement by means of a cannula under the nose, which before the sedation may tickle, but during sedation no inconvenience is expected.

NCT ID: NCT01220245 Completed - Clinical trials for Cardiovascular Diseases

SuperB Trial: SUrgical Versus PERcutaneous Bypass

SuperB
Start date: October 2010
Phase: N/A
Study type: Interventional

In this multicentre Randomized Clinical Trial, the heparin-bonded endoluminal bypass will be compared to the surgical venous femoro-popliteal bypass, based on the non-inferiority principle for the patency. Besides equal patency, an improved quality of life is expected. Recruitment will take the first two years and patients will be followed during five years. Patients with an indication for surgical bypass, classified category 3-6 with a >50% stenosis or occlusion of the SFA over >/=10 cm in length will be included. At least one crural artery should be patent without significant lesions.

NCT ID: NCT01220037 Completed - Standardized Diet Clinical Trials

Resistance Exercise in Healthy Men

Start date: April 2010
Phase: N/A
Study type: Interventional

In the present study, the effects of age and dietary intake will be assessed on myocellular characteristics during 72 hours after a resistance type exercise session.

NCT ID: NCT01219699 Completed - Clinical trials for Estrogen Receptor Positive Breast Cancer

A Study of BYL719 in Adult Patients With Advanced Solid Malignancies, Whose Tumors Have an Alteration of the PIK3CA Gene

Start date: October 5, 2010
Phase: Phase 1
Study type: Interventional

This is a first-in-man trial, in which BYL719 will be administered to adult patients with advanced solid tumors, whose tumors have an alteration of the PIK3CA gene and whose disease has progressed despite standard therapy or for whom no standard therapy exists. A combination of BYL719 with fulvestrant will also be investigated in post-menopausal patients with locally advanced or metastatic breast cancer whose tumors have an alteration of the PIK3CA gene. The single agent MTD dose expansion cohort and the fulvestrant combination MTD dose expansion cohort will also include ER+/HER2- breast cancer patients whose tumors have the wild type PIK3CA gene

NCT ID: NCT01219218 Completed - Clinical trials for Refractory Angina Pectoris

Extracorporeal Shockwave Therapy for the Treatment of Advanced Angina Pectoris

Start date: January 2009
Phase: Phase 1
Study type: Interventional

Low intensity shockwaves have been proven in animal studies to induce local growth of new blood vessels from existing ones. The hypothesis of this study is that shockwave therapy could improve the symptoms of patients with refractory angina not amenable to revascularization with angioplasty or bypass surgery.

NCT ID: NCT01218893 Completed - Clinical trials for Plasmodium Falciparum Malaria

Immunization With Different Doses of Plasmodium Falciparum Sporozoites Under Chloroquine Prophylaxis

ZonMw1
Start date: April 2011
Phase: N/A
Study type: Interventional

Malaria is one of the major infectious diseases in the world with a tremendous impact on the quality of life significantly contributing to the ongoing poverty in endemic countries. It causes almost one million deaths per year, the majority of which are children under the age of five. The malaria parasite enters the human body through the skin, by the bite of an infected mosquito. Subsequently, it invades the liver and develops and multiplies inside the hepatocytes. After a week, the hepatocytes burst open and the parasites are released in the blood stream, causing the clinical phase of the disease. As a unique opportunity to study malaria immunology and efficacy of immunisation strategies, a protocol has been developed in the past to conduct experimental human malaria infections (EHMIs). EHMIs generally involve small groups of malaria-naïve volunteers infected via the bites of P. falciparum infected laboratory-reared Anopheline mosquitoes. Although potentially serious or even lethal, P. falciparum malaria can be radically cured at the earliest stages of blood infection where risks of complications are virtually absent. The investigators have shown previously that healthy human volunteers can be protected from a malaria mosquito (sporozoite) challenge by immunization with sporozoites (by mosquito bites) under chloroquine prophylaxis (CPS immunization). However, it is unknown how many mosquito bites are necessary to confer protection. Moreover, as all volunteers were protected in this study, no correlates of protection could be established. For future development of vaccines and understanding of protective immunity to malaria, it is important to investigate the lowest dose of CPS immunization that confers 100% protection and to find correlates of protection. Therefore, the present study aims to make the CPS immunization protocol more sensitive by lowering the number of infected mosquito bites, in order to study the underlying mechanisms of protection.

NCT ID: NCT01218672 Completed - Clinical trials for Benign Prostatic Hyperplasia

Photoselective Vaporization of the Prostate With the GreenLight XPS™ Laser System vs TURP for the Treatment of BPH

Start date: April 2011
Phase: N/A
Study type: Interventional

The study compares procedural and post procedural outcomes for photoselective vaporization of the prostate (PVP) and transurethral resection of the prostate (TURP) for the treatment of lower urinary tract symptoms due to benign prostatic enlargement causing bladder outlet obstruction. The study requires use of the CE marked GreenLight XPS™ Laser System (GreenLight XPS) or a CE marked monopolar or bipolar loop TURP system for the treatment of benign prostatic hyperplasia (BPH).