Jean Ruiz

ORCID: 0009-0007-9700-6503
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About
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Research Areas
  • Ultrasound in Clinical Applications
  • Hemodynamic Monitoring and Therapy
  • Sepsis Diagnosis and Treatment
  • Diabetic Foot Ulcer Assessment and Management
  • Respiratory Support and Mechanisms
  • Radiology practices and education
  • Photonic Crystal and Fiber Optics
  • Cardiovascular Health and Disease Prevention
  • Phonocardiography and Auscultation Techniques
  • Emergency and Acute Care Studies
  • Cardiovascular Function and Risk Factors
  • Advanced Fiber Laser Technologies
  • Anesthesia and Pain Management
  • Pleural and Pulmonary Diseases
  • Nausea and vomiting management
  • Thermal Regulation in Medicine
  • Healthcare Operations and Scheduling Optimization
  • Healthcare Quality and Management
  • Radiation Dose and Imaging
  • Airway Management and Intubation Techniques
  • Anesthesia and Sedative Agents
  • Advanced Fiber Optic Sensors
  • Cardiac, Anesthesia and Surgical Outcomes

Universidad de Antioquia
2024

Université Toulouse III - Paul Sabatier
2014-2019

Hôpital Purpan
2011-2014

Hôpital André Mignot
2014

Hôpital Rangueil
2013

Universidad Central
1992

It has been suggested that the complementary use of echocardiography could improve diagnostic accuracy lung ultrasonography (LUS) in patients with acute respiratory failure (ARF). Nevertheless, additional value echocardiographic data when coupled LUS is still debated this setting. The aim current study was to compare and an integrative cardiopulmonary ultrasound approach (thoracic [TUS]) ARF.We prospectively recruited consecutively admitted for ARF ICU a university teaching hospital over...

10.1378/chest.14-0681 article EN cc-by-nc-nd CHEST Journal 2014-08-21

Echocardiographic indices based on respiratory variations of superior and inferior vena cavae diameters (ΔSVC ΔIVC, respectively) have been proposed as predictors fluid responsiveness in mechanically ventilated patients, but they never compared simultaneously the same patient sample. The aim this study was to compare predictive value these echocardiographic when concomitantly recorded septic patients.Septic shock patients requiring hemodynamic monitoring were prospectively enrolled over a...

10.1186/s13054-014-0473-5 article EN cc-by Critical Care 2014-09-05

Abstract Background Recent studies suggest that isolated sonographic assessment of the respiratory, cardiac, or neuromuscular functions in mechanically ventilated patients may assist identifying at risk postextubation distress. The aim present study was to prospectively investigate value an integrated thoracic ultrasound evaluation, encompassing bedside and diaphragm data predicting Methods Longitudinal from 136 who were extubated after passing a trial pressure support ventilation measured...

10.1097/aln.0000000000001773 article EN Anesthesiology 2017-06-23

Transcutaneous oxygen pressure (PtcO2) value in response to an increase of FiO2 or challenge test (OCT) ventilated patients has been reported be related peripheral perfusion and outcome during septic shock. However, with sepsis-related acute respiratory distress syndrome could demonstrate compromised arterial oxygenation OCT impairment decoupled circulatory failure. The aims this study were confirm the prognostic explore influence status on results. This was a prospective set intensive care...

10.1097/shk.0000000000000156 article EN Shock 2014-03-25

10.1016/j.annfar.2013.10.007 article EN Annales Françaises d Anesthésie et de Réanimation 2013-10-31

Central venous catheter (CVC) insertion is a common practice for anesthetists, but this invasive procedure generates anxiety and pain in patients that are often underestimated. We compared target-controlled infusion of remifentanil local lidocaine infiltration with placebo to decrease scores during CVC placement.We included conscious, adult without contraindication or lidocaine. excluded pregnant women, emergency situations, opioid abuse. Patients requiring were randomly assigned, using...

10.1097/ajp.0000000000000725 article EN Clinical Journal of Pain 2019-05-16

This paper presents the performance results of a hybrid machine-learning model in task classifying light pulse spectra regimes (modes) following optical system: mode-locked Erbium-doped fiber laser using nonlinear polarization rotation based on monolayer graphene. The four modes studied are continuous waves, pulses at wavelengths 1533 and 1555 <italic xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">nm</i> , Dual-Band (both wavelengths). is mix an...

10.1109/access.2024.3409565 article EN cc-by IEEE Access 2024-01-01

Reduced microvascular perfusion has been implicated in organ dysfunction and multiple failure associated with severe sepsis. Near-infrared spectroscopy (NIRS) can provide a non-invasive estimation of local tissue oxygenation (StO2) related to circulation. Previous investigators have reported prognosis value StO2 measurements realized during Hyperbaric oxygen (HBO) is recommended as an treatment soft-tissue infection. Interestingly, microcirculation improvement reportedly identified septic...

10.1186/cc9704 article EN cc-by Critical Care 2011-02-01

Acute respiratory failure does not always present in conditions that are ideal for immediate diagnosis, which sometimes compromises outcome. Physical examination and bedside radiography imperfect, resulting a need sophisticated test results delay management. Recently, decision tree utilizing ultrasonography has been proposed to guide diagnosis of severe dyspnoea. This study examines the relevance this approach diagnose acute emergency room (ER).

10.1186/cc9448 article EN cc-by Critical Care 2011-02-01

Transthoracic echocardiography (TTE) is now widely used in the ICU to assess hemodynamic status. Combined mitral index measured by TTE, as Doppler inflow E wave velocity annular tissue Ea ratio (E/Ea), a reliable diastolic indicator cardiologic patients. In ICU, E/Ea has only been investigated pulmonary arterial occlusion pressure surrogate which poorly reflects fluid responsiveness (FR). Therefore, aim of this study was evaluate reliability FR setting ventilated

10.1186/cc9477 article EN cc-by Critical Care 2011-02-01
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