Clinical trials: Phrenic Nerves
Heart Failure
Effectiveness and Reliability of VectSelect™ Feature for Avoidance of Phrenic Nerve Stimulation in Cardiac Resynchronisation Therapy (CRT) Patients
It's the aim of this study to analyse efficacy and reliability of VectSelect Feature for avoidance of phrenic nerve stimulation in cardiac resynchronisation therapy (CRT) patients.
- Trial name
- Efface (NCT01244308)
- Where
- 10 sites in Germany
- Volunteers
- 132 people
- Sponsor
- Abbott Medical Devices
Tetraplegia
Diaphragmatic Reinnervation of Tetraplegic Patients With Respiratory Insufficiency
This study evaluates the diaphragmatic reinnervation by inferior laryngeal nerve in tetraplegic patients with ventilatory insufficiency.
- Trial name
- TETRADIA-UNI (NCT01350297)
- Testing
- reinnervation
- Where
- France
- Volunteers
- 5 people
- Sponsor
- University Hospital, Rouen
Sleep Apnea
Mapping for Acute Transvenous Phrenic Nerve Stimulation Study
The Mapping for Transvenous Phrenic Nerve Stimulation Study (MAPS) is being conducted to evaluate the feasibility of transvascular stimulation of phrenic nerves via an electrophysiology (EP) catheter advanced into the great veins.
- Trial name
- MAPs (NCT01981590)
- Testing
- Stimulating the phrenic nerve intravenously using high frequency electrical pulses using an EP catheter connected to external pulse stimulator.
- Where
- 2 sites in Netherlands, Sweden
- Volunteers
- 15 people
- Sponsor
- Medtronic BRC
Unilateral Diaphragmatic Paralysis
Phrenic Nerve Conduction Study to Diagnose Unilateral Diaphragmatic Paralysis
The study aims as the principal objective to compare two approaches to diagnosis unilateral diaphragmatic paralysis: transdiaphragmatic pressure (Pdi) measurement versus phrenic nerve conduction (NPC) study.
- Trial name
- ENMG-DIAPH (NCT04142684)
- Where
- France
- Volunteers
- 28 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Central Sleep Apnea (Diagnosis), Central Sleep Apnea Syndrome
Registry of Central Sleep Apnea Patients Undergoing remedē System Implant
The goal of this observational study is to collect information on the safety and performance of the remedē System in patients with central sleep apnea who are undergoing the remedē System implant procedure.
- Conditions
- Central Sleep Apnea (Diagnosis), Central Sleep Apnea Syndrome, Central Sleep Apnea, Phrenic Nerve Stimulation
- Trial name
- ROSTER (NCT07907068)
- Testing
- Phrenic nerve stimulation
- Volunteers
- 300 people
- Sponsor
- Zoll Medical Corporation
Diaphragm
Effects of Transcutaneous Electrical Phrenic Nerve Stimulation and Transcutaneous Electrical Diaphragmatic Stimulation
Transcutaneous electrical phrenic nerve stimulation (TEPNS) and transcutaneous electrical diaphragm stimulation (TEDS) are modalities that use surface electrodes placed on the patients' skin to generate action potentials and…
- Trial name
- NCT06339632
- Testing
- Transcutaneous electrical phrenic nerve stimulation (TEPNS), Transcutaneous electrical diaphragm stimulation (TEDS)
- Where
- Brazil
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Hospital Sirio-Libanes
Respiratory Paralysis
Diaphragmatic Height Index: the New Diagnostic Test for Phrenic Nerve Dysfunction
Diaphragmatic contraction is controlled by phrenic nerve which consists of anterior rami of 3rd- 5th cervical nerve roots. Usually, It can't be evaluated from history taking and physical examination.
- Trial name
- NCT01450917
- Volunteers
- 245 people
- Sponsor
- Mahidol University
External Mechanical Ventilatory Support
Implanted Phrenic Nerve Stimulator Database.
Phrenic nerve stimulation is a neurostimulation technique that allows patients who are dependent on external mechanical ventilatory support to regain their breathing autonomy.
- Trial name
- SPi-REG (NCT03659019)
- Testing
- Quality of life questionnaires
- Where
- France
- Volunteers
- 100 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Heartfailure
Maximizing CRT Delivery by Using MultipolAr Coronary Sinus Lead FamiLy ACUITY® X4 - RALLY X4 Study
The objective of this study is to collect clinical data on safety and performance of ACUITY X4® leads when used in a standard clinical setting.
- Trial name
- RallyX4 (NCT02066467)
- Testing
- Left Ventricular lead implant: ACUITY X4® Lead Family
- Where
- 83 sites in Austria, Belgium and 16 more
- Volunteers
- 863 people
- Sponsor
- Boston Scientific Corporation
Diaphragm; Paralysis
Neck Anatomy and Phrenic Nerve Palsy After BPB
The purpose of this study was to determine the association between the anatomical characteristics of neck and postoperative diaphragmatic paralysis in patients undergoing interscalene brachial plexus block before shoulder…
- Trial name
- NCT04783064
- Testing
- Interscalene brachial plexus block
- Where
- South Korea
- Volunteers
- 100 people
- Sponsor
- Seoul National University Hospital
Inspiratory Strength Training (IST), Transcutaneous Spinal Stimulation
Rehab and Mechanical Ventilation
The goal of this research study is to evaluate the effects of a single session of rehabilitation in healthy adults, before noninvasive mechanical ventilation (MV). MV can help support breathing function during sleep or illness.
- Conditions
- Inspiratory Strength Training (IST), Transcutaneous Spinal Stimulation, Sham Spinal Stimulation
- Trial name
- REHAB-MV (NCT07427121)
- Testing
- Spinal cord stimulation, Inspiratory Strength Training
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of Florida
Sleep Disordered Breathing, Cheyne-Stokes Respiration
Feasibility Study to Determine the Effects of Phrenic Nerve Stimulation in Patients With Periodic Breathing
The purpose of this feasibility study is to determine the effect of stimulating the phrenic nerve to treat periodic breathing (a pattern of breathing characterized by hyperpneas followed by hypopneas or apneas).
- Conditions
- Sleep Disordered Breathing, Cheyne-Stokes Respiration, Sleep Apnea
- Trial name
- NCT00909259
- Testing
- Phrenic stimulation device
- Where
- 5 sites in United States, China and 1 more
- Volunteers
- 50 people
- Sponsor
- Respicardia, Inc.
Phrenic Nerve Paralysis, Diaphragm Sellae Meningioma
Comparison of Different Approaches for Supraclavicular Block and Their Effects on Diaphragm Muscle Function
Brachial plexus blocks used for anesthesia in upper extremity operations can be performed with interscalene, axillary, supraclavicular and infraclavicular approaches.
- Conditions
- Phrenic Nerve Paralysis, Diaphragm Sellae Meningioma, Complications, Respiratory Complication
- Trial name
- NCT04756050
- Testing
- Bupivacaine HCl 0.5% Injectable Solution, Prilocaine HCl % 2 injectable solution, adrenaline amp 0.5mg
- Where
- Turkey (Türkiye)
- Volunteers
- 90 people
- Sponsor
- Bozyaka Training and Research Hospital
Anesthesia, Local, Phrenic Nerve Paralysis
Interscalene Brachial Plexus Block Washout to Reverse Inadvertent Phrenic Nerve Blockade
One of the most frequently performed peripheral nerve blocks (the injection of local anesthetic near nerves to block sensation/ movement to a specific part of the body) is the interscalene brachial plexus block for upper…
- Conditions
- Anesthesia, Local, Phrenic Nerve Paralysis, Upper Extremity Injury, Phrenic Nerve Palsy on the Left
- Trial name
- NCT03677778
- Testing
- Normal saline injected via interscalene nerve catheter
- Where
- United States
- Volunteers
- 43 people
- Sponsor
- Stanford University
Neuromuscular Diseases, Respiratory Failure
Establishment of a Non-invasive and Indirect Measure of Volitional Pimax
Respiratory failure is the main death cause in muscular diseases. Non-invasive and volitional measures of inspiratory muscles strength include the nasal pressure with an occluded nostril and the maximal inspiratory pressure…
- Trial name
- PI MAX STIM (NCT02242162)
- Testing
- phrenic nerves magnetic stimulations
- Where
- France
- Volunteers
- 75 people
- Sponsor
- Centre d'Investigation Clinique et Technologique 805
Ventilator Induced Diaphragm Dysfunction
Percutaneous Temporary Placement of a Phrenic Nerve Stimulator for Diaphragm Pacing (RESCUE1)
An early feasibility study to investigate the safety and feasibility of the Lungpacer Diaphragm Pacing Therapy System (DPTS) as a therapy to recondition and strengthen the diaphragm of patients who have been intubated and…
- Trial name
- RESCUE1 (NCT03107949)
- Testing
- Lungpacer DPTS (Diaphragm Pacing Therapy System)
- Where
- 4 sites in United States
- Volunteers
- 9 people
- Sponsor
- Lungpacer Medical Inc.
Paresis
Bupivacaine Versus Ropivacaine on Diaphragmatic Motility and Ventilatory Function
Background: Outpatient continuous interscalene brachial plexus blocks are used to control pain after shoulder surgery, with infusions of 0.125% bupivacaine or 0.2% ropivacaine.
- Trial name
- NCT02059070
- Testing
- Ropivacaine, Bupivacaine
- Where
- United States
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Anesthesiology WSU/DMC-NorthStar
Heart Failure, Congestive, Cardiac Pacing, Artificial
Acoustic Cardiographic Assessment of Heart Function and the Role of Phrenic Nerve Stimulation
In this study, the investigators sought to determine whether a stimulation of the phrenic nerve affects heart function. Heart function is assessed by acoustic cardiography.
- Conditions
- Heart Failure, Congestive, Cardiac Pacing, Artificial, Transcutaneous Electric Nerve Stimulation
- Trial name
- NCT00541541
- Testing
- Phrenic nerve stimulation
- Where
- Switzerland
- Sponsor
- Luzerner Kantonsspital
Pectus Excavatum, Cryo Analgesia
Phrenic Infiltration as Cryoanalgesia Adjuvant for Early Postoperative Pain Following the Nuss Procedure
The goal of this observational ambispective study is to compare the effectiveness of two pain management strategies in pediatric patients undergoing the Nuss procedure for pectus excavatum.
- Conditions
- Pectus Excavatum, Cryo Analgesia, Phrenic Nerve-related Diaphragmatic Impairment
- Trial name
- PHABULA (NCT07290582)
- Where
- Italy
- Volunteers
- 50 people
- Sponsor
- Papa Giovanni XXIII Hospital
Ventilator-Induced Lung Injury
Percutaneous Temporary Placement of a Transvenous Phrenic Nerve Stimulator for Diaphragm Pacing Using Jugular Access
Study conducted to confirm phrenic nerve stimulation using the a transvenous Phrenic Nerve Stimulator in the left jugular vein.
- Trial name
- NCT03659552
- Testing
- LIVE Catheter
- Where
- Paraguay
- Volunteers
- 13 people
- Sponsor
- Lungpacer Medical Inc.