Hans Proquitte

Summary

Affiliation: Humboldt University
Country: Germany

Publications

  1. doi A comparison of conventional surfactant treatment and partial liquid ventilation on the lung volume of injured ventilated small lungs
    Hans Proquitte
    Clinic of Neonatology, Charite University Medicine, Berlin, Germany
    Physiol Meas 34:915-24. 2013
  2. pmc The effect of changing ventilator settings on indices of ventilation inhomogeneity in small ventilated lungs
    G Schmalisch
    Clinic of Neonatology, Charite Universitatsmedizin Berlin, Berlin, Germany
    BMC Pulm Med 6:20. 2006
  3. ncbi Observational study to compare the clinical efficacy of the natural surfactants Alveofact and Curosurf in the treatment of respiratory distress syndrome in premature infants
    Hans Proquitte
    Clinic of Neonatology Charité Campus Mitte, Humboldt University Berlin, Berlin
    Respir Med 101:169-76. 2007
  4. ncbi Measurements of evaporated perfluorocarbon during partial liquid ventilation by a zeolite absorber
    Hans Proquitte
    Clinic of Neonatology Charité Campus Mitte, Humboldt University, Berlin, Germany
    Artif Cells Blood Substit Immobil Biotechnol 32:375-86. 2004
  5. doi The effect of surgery on lung volume and conventional monitoring parameters in ventilated newborn infants
    H Proquitte
    Clinic of Neonatology, Charite Universitatsmedizin Berlin, Berlin, Germany
    Eur Respir J 35:1072-8. 2010
  6. ncbi Comparison of lung volume measurements by multiple-breath heptafluoropropane washout and computed tomography in small ventilated piglets
    Hans Proquitte
    Clinic of Neonatology Charité Campus Mitte, Charite Universitatsmedizin, Berlin, Germany
    Med Sci Monit 15:BR275-280. 2009
  7. ncbi Measurement of changes in respiratory mechanics during partial liquid ventilation using jet pulses
    Gerd Schmalisch
    Clinic of Neonatology Charité, Humboldt University Berlin, Germany
    Crit Care Med 31:1435-41. 2003
  8. ncbi Changes in FiO2 affect PaO2 with minor alterations in cerebral concentration of oxygenated hemoglobin during liquid ventilation in healthy piglets
    Wolfram Burkhardt
    Clinic of Neonatology, Charité Mitte, Schumannstrasse 20, 10098, Berlin, Germany
    Intensive Care Med 30:315-20. 2004
  9. ncbi Current limitations of volumetric capnography in surfactant-depleted small lungs
    Hans Proquitte
    Clinic of Neonatology Charité Campus Mitte, Humboldt University, Berlin, Germany
    Pediatr Crit Care Med 5:75-80. 2004
  10. ncbi Aerosolization of perfluorocarbons during mechanical ventilation: an in vitro study
    Tobias Gregor
    Clinic for Neonatology, Charite Campus Mitte, Schumannstrasse 21, 10098, Berlin, Germany
    Intensive Care Med 29:1354-60. 2003

Detail Information

Publications39

  1. doi A comparison of conventional surfactant treatment and partial liquid ventilation on the lung volume of injured ventilated small lungs
    Hans Proquitte
    Clinic of Neonatology, Charite University Medicine, Berlin, Germany
    Physiol Meas 34:915-24. 2013
    ..A 4 h PLV treatment of injured ventilated small lungs increased VL by 30% and decreased lung density by 31% compared to ST treatment, indicating greater lung distension after PLV compared to ST. ..
  2. pmc The effect of changing ventilator settings on indices of ventilation inhomogeneity in small ventilated lungs
    G Schmalisch
    Clinic of Neonatology, Charite Universitatsmedizin Berlin, Berlin, Germany
    BMC Pulm Med 6:20. 2006
    ..We studied how changes in ventilator settings affected VI indices in this particular population...
  3. ncbi Observational study to compare the clinical efficacy of the natural surfactants Alveofact and Curosurf in the treatment of respiratory distress syndrome in premature infants
    Hans Proquitte
    Clinic of Neonatology Charité Campus Mitte, Humboldt University Berlin, Berlin
    Respir Med 101:169-76. 2007
    ..The aim of this retrospective, observational study was to compare the effects of A and C on gas exchange and outcome in premature infants...
  4. ncbi Measurements of evaporated perfluorocarbon during partial liquid ventilation by a zeolite absorber
    Hans Proquitte
    Clinic of Neonatology Charité Campus Mitte, Humboldt University, Berlin, Germany
    Artif Cells Blood Substit Immobil Biotechnol 32:375-86. 2004
    ..The aim of our in vitro study was to determine the PFC loss in the mixed expired gas by an absorber and to investigate the effect of the evaporated PFC on ventilatory measurements...
  5. doi The effect of surgery on lung volume and conventional monitoring parameters in ventilated newborn infants
    H Proquitte
    Clinic of Neonatology, Charite Universitatsmedizin Berlin, Berlin, Germany
    Eur Respir J 35:1072-8. 2010
    ..MBWO can be advantageously used to measure the effect of surgery on the lung. While FRC and VI indices changed following surgery, conventional monitoring parameters did not...
  6. ncbi Comparison of lung volume measurements by multiple-breath heptafluoropropane washout and computed tomography in small ventilated piglets
    Hans Proquitte
    Clinic of Neonatology Charité Campus Mitte, Charite Universitatsmedizin, Berlin, Germany
    Med Sci Monit 15:BR275-280. 2009
    ..The aim of this study was to compare lung volume measurements by multiple-breath heptafluoropropane (HFP) washout (MBW) and by respiratory gated computed tomography (CT) in ventilated newborn piglets...
  7. ncbi Measurement of changes in respiratory mechanics during partial liquid ventilation using jet pulses
    Gerd Schmalisch
    Clinic of Neonatology Charité, Humboldt University Berlin, Germany
    Crit Care Med 31:1435-41. 2003
    ..To compare the changes in respiratory mechanics within the breathing cycle in healthy lungs between gas ventilation and partial liquid ventilation using a special forced-oscillation technique...
  8. ncbi Changes in FiO2 affect PaO2 with minor alterations in cerebral concentration of oxygenated hemoglobin during liquid ventilation in healthy piglets
    Wolfram Burkhardt
    Clinic of Neonatology, Charité Mitte, Schumannstrasse 20, 10098, Berlin, Germany
    Intensive Care Med 30:315-20. 2004
    ..To measure the impact of changes in the fraction of inspired oxygen (FiO2) on systemic and cerebral oxygen supply in gas and liquid ventilated healthy animals...
  9. ncbi Current limitations of volumetric capnography in surfactant-depleted small lungs
    Hans Proquitte
    Clinic of Neonatology Charité Campus Mitte, Humboldt University, Berlin, Germany
    Pediatr Crit Care Med 5:75-80. 2004
    ..To investigate the suitability of volumetric capnography for assessing alveolar gas exchange in very small, surfactant-depleted lungs...
  10. ncbi Aerosolization of perfluorocarbons during mechanical ventilation: an in vitro study
    Tobias Gregor
    Clinic for Neonatology, Charite Campus Mitte, Schumannstrasse 21, 10098, Berlin, Germany
    Intensive Care Med 29:1354-60. 2003
    ..Therefore, the aim of the in vitro study was to investigate the influence of physical properties of PFC and the ventilatory settings on the amount of PFC delivered into the lung...
  11. ncbi Functional residual capacity measurement by heptafluoropropane in ventilated newborn lungs: in vitro and in vivo validation
    Hans Proquitte
    Clinic of Neonatology, Charite Campus Mitte, and Institute of Legal Medicine, Charite Universitatsmedizin, Berlin, Germany
    Crit Care Med 34:1789-95. 2006
    ..The aim of the present study was to validate functional residual capacity measurements by heptafluoropropane wash-in/wash-out (0.8%) during mechanical ventilation in small, surfactant-depleted lungs using a newborn piglet model...
  12. ncbi Cerebral oxygenation is affected by filling mode and perfluorochemical volume in partial liquid ventilation of healthy piglets
    Wolfram Burkhardt
    Clinic of Neonatology, Charité Mitte, Berlin, Germany
    Biol Neonate 82:250-6. 2002
    ..According to our data, PLV with 10 ml/kg should be preferred since cerebral alterations are minimal. If complete filling of the lung is needed PFC should be administered slowly to minimize side effects...
  13. doi Impaired somatic growth and delayed lung development in infants with congenital diaphragmatic hernia--evidence from a 10-year, single center prospective follow-up study
    Charles Christoph Roehr
    Department of Neonatology, Charite Campus Mitte, Charite Universitatsmedizin Berlin, 10117 Berlin, Germany
    J Pediatr Surg 44:1309-14. 2009
    ..The aim of the study was to investigate the somatic growth and pulmonary function after discharge and to compare CDH patients with a group of matched controls...
  14. pmc Development of lung function in very low birth weight infants with or without bronchopulmonary dysplasia: longitudinal assessment during the first 15 months of corrected age
    Gerd Schmalisch
    Department of Neonatology, Charite University Medicine, Berlin, Germany
    BMC Pediatr 12:37. 2012
    ..We compared functional lung development after discharge from hospital between VLBW infants with and without BPD...
  15. ncbi Dynamic computed tomography of the neonatal lung: volume calculations and validation in an animal model
    Thomas Elgeti
    Department of Radiology and the Clinic of Neonatology, Campus Charite Mitte, Universitatsmedizin Berlin, Berlin, Germany
    Invest Radiol 40:761-5. 2005
    ..The purpose of this study was to evaluate and validate dynamic volume calculation by respiratory-gated multislice computed tomography (CT) in small neonatal animals...
  16. ncbi Perfluorocarbons are taken up by isolated type II pneumocytes and influence its lipid synthesis and secretion
    Mario Rudiger
    Clinic for Neonatology, Charité Mitte, Humboldt University Berlin, Germany
    Crit Care Med 31:1190-6. 2003
    ..performed to answer the following questions: Do isolated type II pneumocytes take up perfluorocarbons? Do perfluorocarbons affect lipid synthesis of type II cells? Do perfluorocarbons change surfactant secretion of type II pneumocytes?..
  17. ncbi Mid-facial anthropometry in second-trimester fetuses with trisomy 21: a three-dimensional ultrasound study
    Anna Bergann
    Department of Obstetrics and Gynecology of the Charité University Hospital Campus Mitte, Berlin, Germany
    Prenat Diagn 26:158-62. 2006
    ..The aim of this study was to evaluate whether fetuses with trisomy 21 and detectable nasal bones have a distinct facial anthropometry that can be objectively defined using three-dimensional (3D) ultrasonography...
  18. doi Standardized diaper care regimen: a prospective, randomized pilot study on skin barrier function and epidermal IL-1α in newborns
    Natalie Garcia Bartels
    Department of Dermatology and Allergy, Clinical Research Center for Hair and Skin Science, Charite Campus Mitte, Charite Universitatsmedizin Berlin, Berlin, Germany
    Pediatr Dermatol 29:270-6. 2012
    ..Longer observations on larger populations could provide more insight into postnatal skin barrier maturation...
  19. ncbi Value of Doppler sonography near term: can umbilical and uterine artery indices in low-risk pregnancies predict perinatal outcome?
    Nora Bolz
    Department of Obstetrics, Charite University Medical Center, Berlin, Germany
    J Perinat Med 41:165-70. 2013
    ..The goal of this study was to evaluate the umbilical and uterine Doppler velocimetry waveforms for predicting the perinatal outcome of low-risk pregnancies at term...
  20. pmc Early lung function testing in infants with aortic arch anomalies identifies patients at risk for airway obstruction
    Charles Christoph Roehr
    Department of Neonatology, Charite Universitatsmedizin Berlin, Berlin, Germany
    PLoS ONE 6:e24903. 2011
    ..Right-sided and double-sided aortic arch anomalies (RAAA, DAAA) are distinguished, both may cause airway obstructions. We studied the degree of airway obstruction in infants with AAA by neonatal lung function testing (LFT)...
  21. doi Differential effects of immaturity and neonatal lung disease on the lung function of very low birth weight infants at 48-52 postconceptional weeks
    Gerd Schmalisch
    Department of Neonatology, Charite University Medical Center, Berlin, Germany
    Pediatr Pulmonol 48:1214-23. 2013
    ..Therefore, the aim of this study was to examine the differential effects of immaturity and NLD requiring MV on lung function test (LFT) parameters within 4 months after discharge...
  22. doi Maternal characteristics and twin gestation outcomes over 10 years: impact of conception methods
    Christian Bamberg
    Department of Obstetrics, Charite University Medical Center, Berlin, Germany
    Fertil Steril 98:95-101. 2012
    ..To compare maternal characteristics and obstetric outcomes of spontaneously conceived (SC) and after-fertility treatment (FT) twins...
  23. doi Weaning of neonates from mechanical ventilation by use of nasopharyngeal high-frequency oscillatory ventilation: a preliminary study
    Christoph Czernik
    Department of Neonatology, Charite University Medical Center, Berlin, Germany
    J Matern Fetal Neonatal Med 25:374-8. 2012
    ..To investigate the feasibility of nasopharyngeal high-frequency oscillatory ventilation (nHFOV) immediately after extubation in difficult-to-wean preterm infants...
  24. doi Equipment and operator training denote manual ventilation performance in neonatal resuscitation
    Charles C Roehr
    Clinic of Neonatology, Charite Universitatsmedizin Berlin, Berlin, Germany
    Am J Perinatol 27:753-8. 2010
    ..For operators with no specific training in manual ventilation, use of T-piece devices is advised to control for excessive PIP and V(T) application...
  25. doi Manual ventilation devices in neonatal resuscitation: tidal volume and positive pressure-provision
    Charles C Roehr
    Clinic of Neonatology, Charite Universitatsmedizin Berlin, Chariteplatz 1, 10117 Berlin, Germany
    Resuscitation 81:202-5. 2010
    ..We compared the influence of different manual ventilation devices and individual professional experience on the extent of applied Vt and PIP in simulated neonatal resuscitation...
  26. ncbi Heparin-induced thrombocytopenia type II in an infant with a congenital heart defect--anticoagulation during cardiopulmonary bypass with epoprostenol sodium and heparin
    Christian von Heymann
    Department of Anesthesiology and Intensive Care Medicine, Charite University Hospital Berlin, Campus Charite Mitte, Berlin, Germany
    Pediatr Crit Care Med 7:383-5. 2006
    ..Hitherto, only few reports on HIT II in infants and children have been published. In particular, infants and children who have to be operated under cardiopulmonary bypass are at risk as an alternative anticoagulation is required...
  27. doi Is volume and leak monitoring feasible during nasopharyngeal continuous positive airway pressure in neonates?
    Hendrik S Fischer
    Clinic of Neonatology CCM, Charite University Medicine Berlin, Charite Platz 1, 10117 Berlin, Germany
    Intensive Care Med 35:1934-41. 2009
    ..To investigate tidal volume (VT) and leak measurements during continuous positive airway pressure (CPAP) in neonates using a commercial ventilatory device equipped with a flow sensor at the Y-piece...
  28. doi [Pediatric resuscitation. Current guidelines and treatment recommendations]
    Roland C E Francis
    Klinik für Anästhesiologie undoperative Intensivmedizin der Charité Universitätsmedizin Berlin
    Anasthesiol Intensivmed Notfallmed Schmerzther 43:8-17; quiz 18. 2008
    ..This article is a practical approach to the current european guidelines (ERC), including basic and advanced life support algorithms, as well as recommendations on the post-resuscitation periode and parental presence...
  29. ncbi Evaluation of a reduced dose protocol for respiratory gated lung computed tomography in an animal model
    Thomas Elgeti
    Department of Radiology, Charite Campus Mitte, Universitatsmedizin Berlin, Germany
    Invest Radiol 42:230-4. 2007
    ..We sought to evaluate and validate a low-dose protocol for respiratory-gated multislice computed tomography (CT) for volume calculations in small ventilated neonatal animals as a model for the ventilated human neonatal lung...
  30. ncbi Inertance measurements by jet pulses in ventilated small lungs after perfluorochemical liquid (PFC) applications
    Gerd Schmalisch
    Clinic of Neonatology Charité, Humboldt University of Berlin, Schumannstrasse 20 21, D 10098 Berlin, Germany
    Physiol Meas 26:239-49. 2005
    ..Large differences between I(in) and I(ex) are an indicator for liquid in airways or the ETT...
  31. pmc Fetal and neonatal samples of a precursor surfactant protein B inversely related to gestational age
    Christoph Czernik
    Department of Neonatology, Charite University Medical Center, Berlin, Germany
    BMC Pediatr 13:164. 2013
    ..The purpose of this study was to measure the concentration of C-proSP-B, a SP-B precursor that includes C-terminal domains, in various body fluids of newborn infants and determine its dependence on gestational age...
  32. doi Tracheal tube airleak in clinical practice and impact on tidal volume measurement in ventilated neonates
    Ramadan A Mahmoud
    Department of Neonatology, Charite University Medical Center, Berlin, Germany
    Pediatr Crit Care Med 12:197-202. 2011
    ..Monitoring of Vt is important for implementation of lung-protective ventilation strategies but becomes meaningless in the presence of large TT airleaks...
  33. ncbi Perfluorocarbon species and nebulizer type influence aerosolization rate and particle size of perfluorocarbon aerosol
    Mario Rudiger
    Clinic for Neonatology, Charite Campus Mitte, Berlin, Germany
    J Crit Care 19:42-7. 2004
    ..Aerosolization of perfluorocarbons (PFC) has been proven beneficial in vivo. The present in vitro study was performed to investigate, how PFC-aerosolization is affected by type of nebulizer and PFC properties...
  34. doi Influence of nose and mouth leaks on peripheral oxygen saturation during continuous positive airway pressure in neonates
    Hendrik Stefan Fischer
    Department of Neonatology, Charite University Medicine Berlin, Berlin, Germany
    World J Pediatr 9:318-22. 2013
    ..This study investigated the influence of nose leaks and spontaneous mouth opening on peripheral oxygen saturation (SpO₂) and respiratory rate (RR) using nasopharyngeal CPAP...
  35. ncbi Somatostatin or octreotide as treatment options for chylothorax in young children: a systematic review
    Charles C Roehr
    Department of Neonatology, Charite Campus Mitte, Universitatsmedizin Berlin, Schumannstrasse 20 21, 10098, Berlin, Germany, and John Radcliffe Hospital, Department of Paediatric Surgery, Oxford, UK
    Intensive Care Med 32:650-7. 2006
    ..Somatostatin and octreotide have recently been used for treating chylothorax in children. We set out to summarise the evidence on the efficacy and safety of somatostatin and octreotide in treating young children with chylothorax...
  36. doi Hydrops fetalis--has there been a change in diagnostic spectrum and mortality?
    Christoph Czernik
    Department of Neonatology, Charite University Medical Center, Berlin, Germany
    J Matern Fetal Neonatal Med 24:258-63. 2011
    ..To investigate the impact of medical progress on the diagnostic spectrum and outcome of infants with hydrops fetalis (HF)...
  37. ncbi Three-dimensional multi-slice view: new prospects for evaluation of congenital anomalies in the fetus
    Karim D Kalache
    Department of Obstetrics and Gynecology, Charite University Hospital, Berlin, Germany
    J Ultrasound Med 25:1041-9. 2006
    ..The purpose of this study was to describe the use and potential of Multi-Slice View 3-dimensional (3D) ultrasonographic software (Medison Co, Ltd, Seoul, Korea) in showing fetal congenital anomalies...
  38. doi Effect of standardized skin care regimens on neonatal skin barrier function in different body areas
    Natalie Garcia Bartels
    Department of Dermatology and Allergy, Clinical Research Center for Hair and Skin Science, Charite Universitatsmedizin Berlin, Berlin, Germany
    Pediatr Dermatol 27:1-8. 2010
    ..Skin care regimens did not harm physiologic neonatal skin barrier adaptation within the first 8 weeks of life. However, significant influence of skin care on barrier function was found in a regional specific fashion...
  39. ncbi Three-dimensional ultrasonographic reslicing of the fetal brain to assist prenatal diagnosis of central nervous system anomalies
    Karim D Kalache
    Department of Obstetrics and Gynecology, Charité University Hospital Campus Mitte, Berlin, Germany
    J Ultrasound Med 25:509-14. 2006
    ..The purpose of this study was to evaluate the potential of 3-dimensional ultrasonographic planar and nonplanar reslicing techniques...