Clinical trials: Anesthesia; Functional
Nasal Polyps
Comparison of Metoprolol and Tramadol With Remifentanil in Endoscopic Sinus Surgery
Functional endoscopic sinus surgery (FESS) is indicated in diseases such as chronic sinusitis refractory to medical treatment, nasal polyposis, mass lesions in the nasal cavity.
- Trial name
- NCT02484859
- Testing
- Remifentanil, Tramadol, Metoprolol
- Where
- Turkey (Türkiye)
- Volunteers
- 88 people, healthy volunteers welcome
- Sponsor
- Recep Tayyip Erdogan University
Lung Function, Bariatric Surgery
Pre-op Use of Incentive Spirometry in Obese Patients
The purpose of this study is to evaluate the use of preoperative incentive spirometry (IS) as an aid to improve postoperative lung function.
- Trial name
- IS (NCT01004146)
- Testing
- Incentive Spirometry
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- The University of Texas Health Science Center, Houston
Anesthesia, Pain
Neural Correlates of Lidocaine Analgesia
The purpose of this study is to characterize the effects of intravenous lidocaine on pain processing and cognitive function. Functional magnetic resonance imaging will be used to identify the neural correlates of these phenomena.
- Trial name
- NeuCLA (NCT05501600)
- Testing
- Peripheral Nerve Stimulation, Lidocaine IV
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Keith M Vogt
Anesthesia, Pain
Memory & Conditioning Under Anesthesia
The purpose of this study is to determine the effects of pain on long-term memory and conditioned physiologic responses in the presence and absence of distinct intravenous anesthetics.
- Trial name
- MCA (NCT04062123)
- Testing
- Dexmedetomidine, Propofol, Fentanyl
- Where
- United States
- Volunteers
- 92 people, healthy volunteers welcome
- Sponsor
- Keith M Vogt
Changes in Brain Network Connectivity
Anesthesia and Functional Connectivity: An Analysis of fMRI Changes
Functional connectivity is defined as a correlation in neural activity between distinct regions of the brain. Several recent studies have demonstrated areas of low-frequency functional connectivity inherent to brain tissue at…
- Trial name
- NCT02196259
- Testing
- Anesthetics, Dissociative
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Mental Function
Ultrasonic Deep Brain Stimulation During Anesthetic Sedation
The purpose of this study is to see if mental functions take place during different levels of anesthesia. The researchers expect to gain a deeper understanding of mental function during different levels of anesthesia, and to…
- Trial name
- NCT05495945
- Testing
- Low-intensity focused ultrasound pulsation (LIFUP), Functional Magnetic Resonance Imaging (fMRI) using Propofol
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- University of Michigan