Clinical trials: Perfusion Pressures
Endotracheal Intubation, Continuous IV Sedation
Cerebral Perfusion Pressure Using Precedex and Other Sedatives
The purpose of this study is to examine the effects of using dexmedetomidine (Precedex) in addition to the current standard-of-care for sedation.
- Conditions
- Endotracheal Intubation, Continuous IV Sedation, ICP Monitoring
- Trial name
- C3PO (NCT01169467)
- Testing
- Standard-of-Care plus Dexmedetomidine, Standard-of-Care
- Where
- United States
- Volunteers
- 89 people
- Sponsor
- Duke University
Hypertension
Effects of Nebivolol on Skeletal Muscle During Exercise in Hypertensive Patients
The purpose of this study is to determine if Nebivolol improves microvascular perfusion in skeletal muscle during exercise in hypertensive patients and whether this improvement is accompanied by reduction in vascular oxidative…
- Trial name
- NCT01501929
- Testing
- Metoprolol succinate, Nebivolol, Non-invasive measurement of Cardiac Output (CO)
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Perfusion; Complications
The Effect of Nitroglycerin Ointment, Fluorescent Angiography, and Incisional Negative Pressure Wound Therapy on Mastectomy Skin Flap Perfusion-Related Problems
This is a randomized study using a variety of techniques to compare and examine blood flow to the remaining skin after mastectomy. All treatments being used are considered standard of care and are not experimental.
- Trial name
- NCT03716050
- Testing
- Nitroglycerin, Negative Pressure Wound Therapy/ Wound VAC, Fluorescent Angiography with indocyanine-green (not to exceed 5mg/kg)
- Where
- United States
- Volunteers
- 17 people
- Sponsor
- Wake Forest University Health Sciences
Normal Tension Glaucoma
Intraocular Pressure and Ocular Perfusion Pressure of Cosopt in Normal Tension Glaucoma
To prove the non-inferiority of the fixed timolol-dorzolamide combination (Cosopt) compared to 0.005% latanoprost (Xalatan) in the aspects of intraocular pressure (IOP) and ocular perfusion pressure (OPP) in subjects with normal…
- Trial name
- NCT01175902
- Testing
- dorzolamide/timolol, latanoprost
- Where
- South Korea
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- The Catholic University of Korea
Traumatic Brain Injury
Early Propranolol After Traumatic Brain Injury: Phase II
The primary objective of this study is to determine in patients with traumatic brain injury (TBI) the safe dosing of propranolol.
- Trial name
- EPAT: Phase II (NCT01202110)
- Testing
- Propranolol
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Cedars-Sinai Medical Center
Infant, Premature, Diseases, Respiratory Insufficiency Syndrome of Newborn
Impact of CPAP Level on V/Q Mismatch in Premature Infants
Continuous positive airway pressure (CPAP) is used in premature infants to maintain lungs open and facilitate gas exchange. When ventilation/perfusion (V/Q) mismatch is present, areas of the lung that are open for gas exchange do…
- Trial name
- NCT02983825
- Testing
- Continuous positive airway pressure (CPAP); level changes
- Where
- 3 sites in United States
- Volunteers
- 21 people
- Sponsor
- Children's Hospital of Philadelphia
Primary Open Angle Glaucoma
The Effects of an Antioxidant Formulation on Ocular Blood Flow
The objective is to evaluate the effects of an antioxidant formula versus placebo on ocular blood flow in a randomized double-blind, crossover design.
- Trial name
- NCT01930487
- Testing
- dietary supplement with antioxidants
- Where
- United States
- Volunteers
- 47 people
- Sponsor
- ScienceBased Health
Anesthesia
Clonidine Added Lidocaine in Intraocular Pressure and Hemodynamics Ocular in Sub-Tenon's and Peribulbar Anesthesia
Regional anesthesia in orbit can reduce ocular blood flow, increase in intraocular pressure (IOP) or the pharmacological action of local anesthetics.
- Trial name
- NCT02733757
- Testing
- Clonidine
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Federal University of Minas Gerais
Glaucoma, Open-angle, Hypertension, Ocular
The Diurnal and Nocturnal Effect of Pilocarpine on Intraocular Pressure and Ocular Perfusion Pressure
The aim of this study will be to determine the effects of pilocarpine as an adjunct medication to latanoprost monotherapy at multiple intervals throughout a 24-hour period and compare these effects to latanoprost alone.
- Trial name
- NCT02754570
- Testing
- Pilocarpine
- Where
- United States
- Volunteers
- 27 people
- Sponsor
- University of Colorado, Denver
Pressure Distribution, Military Litters
NATO Litter: Fluid Immersion System (FIS) Versus Traditional Mattress for Pressure Dispersion
The purpose of this study is to measure peak skin interface pressures and the total area of the body exposed to skin interface pressure above 30 mm Hg at different areas of the body in the supine position on two different support…
- Conditions
- Pressure Distribution, Military Litters, Peak Pressure Index, Total Surface Area
- Trial name
- NCT03483623
- Testing
- NATO WELP combination, NATO FIS combination, RAVEN WELP combination
- Where
- United States
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- David Grant U.S. Air Force Medical Center
Glaucoma
Aqueous Suppressant Versus Aqueous Outflow on Ocular Blood Flow
The purpose of this study will be to compare the aqueous production suppressant to aqueous outflow drugs in terms of the response to known vascular parameters.
- Trial name
- NCT01308788
- Where
- United States
- Volunteers
- 35 people
- Sponsor
- Indiana University
Hypotension, Pressure Ulcer
Comparison of Nasal and Forehead Oximetry in Critically Ill Patients at Risk for Decreased Peripheral Perfusion
Continuous pulse oximetry monitoring is the standard of care in critically ill patients in emergency departments, operating rooms and intensive care units.
- Trial name
- NCT02382133
- Testing
- Nasal alar oxygen sensor
- Where
- United States
- Volunteers
- 43 people
- Sponsor
- Washington University School of Medicine
Head Injury, Intracranial Pathology
Effect of Intrathoracic Pressure Regulation on Decreased Cerebral Perfusion (4hour)
The purpose of the study is to evaluate the physiological response to application of the Intrathoracic Pressure Regulator (ITPR) in patients with compromised cerebral circulation.
- Conditions
- Head Injury, Intracranial Pathology, Compromised Cerebral Perfusion
- Trial name
- NCT02388880
- Testing
- ITPR
- Where
- United States
- Volunteers
- 3 people
- Sponsor
- Advanced Circulatory Systems
Head Injury, Intracranial Pathology
Effect of Intrathoracic Pressure Regulation on Decreased Cerebral Perfusion
The purpose of the study is to evaluate the physiological response to application of the Intrathoracic Pressure Regulator (ITPR) in patients with compromised cerebral circulation.
- Conditions
- Head Injury, Intracranial Pathology, Compromised Cerebral Perfusion
- Trial name
- NCT01824576
- Testing
- ITPR
- Where
- 2 sites in United States
- Volunteers
- 9 people
- Sponsor
- Advanced Circulatory Systems
Glaucoma
Trusopt and Cosopt; Ocular Perfusion Pressure and Blood Flow: New Long-term Prospective Data
To analyze Cosopt® in terms of its effects on ocular perfusion pressure and comprehensive ocular blood flow and in relation to visual field progression and optic nerve structural changes in an ongoing 3 year prospective study…
- Trial name
- NCT01145898
- Testing
- (Cosopt®, prostaglandin)
- Where
- United States
- Volunteers
- 56 people
- Sponsor
- Indiana University
Traumatic Brain Injury
Vasopressin Versus Catecholamines for Cerebral Perfusion Pressure Control in Brain Injured Trauma Patients
Traumatic brain injury (TBI) is among the leading causes of trauma death and disability in both civilian and military populations.
- Trial name
- AVP (NCT00795366)
- Testing
- arginine vasopressin, Standard catecholamine
- Where
- United States
- Volunteers
- 96 people
- Sponsor
- University of Miami
Congenital Heart Surgery, Cardiopulmonary Bypass
Use of Phenoxybenzamine [PBZ] IV to Assist High Flow Low Pressure Perfusion [HFLPP] on Cardio-pulmonary Bypass
Cardiopulmonary bypass [CPB] in small size bodies can result in decreased peripheral perfusion. This results in anaerobic metabolism as evidenced by lactic acidosis.
- Trial name
- NCT00620945
- Testing
- Phenoxybenzamine
- Volunteers
- 87 people
- Sponsor
- The Cleveland Clinic
Glaucoma
Circadian Ocular Perfusion Pressure and Ocular Blood Flow
The purpose of this study was to compare the short term effects of two intraocular pressure (IOP) lowering medications on ocular perfusion pressure (OPP), ocular blood flow, intraocular pressure, and blood pressure in patients…
- Trial name
- NCT00800540
- Testing
- Brinzolamide 10 mg/ml/Timolol 5 mg/ml eye drops suspension, Brimonidine 20 mg/ml/Timolol 5 mg/ml eye drops solution
- Where
- United States
- Volunteers
- 35 people
- Sponsor
- Alcon Research