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P. Opfermann · SciRah

Researcher profile · Semantic Scholar

P. Opfermann

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P. Opfermann — researcher profile on SciRah

h-index: 12
Works: 39
Citations: 725

Most-cited papers

Effect of hemoadsorption during cardiopulmonary bypass surgery – a blinded, randomized, controlled pilot study using a novel adsorbent
M. Bernardi, Harald Rinoesl, K. Dragosits, R. Ristl +7 more
2016Critical Care155 citations Open access
Semantic Scholar
Self-made pericardial tube graft: a new surgical concept for treatment of graft infections after thoracic and abdominal aortic procedures.
M. Czerny, R. V. von Allmen, P. Opfermann, G. Sodeck +8 more
2011Annals of Thoracic Surgery111 citations Open access
Semantic Scholar
Delayed volume resuscitation during initial management of ruptured abdominal aortic aneurysm.
F. Dick, G. Erdoes, P. Opfermann, B. Eberle +2 more
2013Journal of Vascular Surgery60 citations Open access
Semantic Scholar
Endovascular suitability and outcome after open surgery for ruptured abdominal aortic aneurysm
F. Dick, N. Diehm, P. Opfermann, R. V. von Allmen +2 more
2012British Journal of Surgery60 citations Open access
Semantic Scholar
A pilot study on reparixin, a CXCR1/2 antagonist, to assess safety and efficacy in attenuating ischaemia–reperfusion injury and inflammation after on‐pump coronary artery bypass graft surgery
P. Opfermann, U. Derhaschnig, A. Felli, J. Wenisch +5 more
2015Clinical and Experimental Immunology52 citations Open access
Semantic Scholar
Prognostic Impact of Persistent Thrombocytopenia During Extracorporeal Membrane Oxygenation: A Retrospective Analysis of Prospectively Collected Data From a Cohort of Patients With Left Ventricular Dysfunction After Cardiac Surgery
P. Opfermann, M. Bevilacqua, A. Felli, M. Mouhieddine +6 more
2016Critical Care Medicine38 citations
Semantic Scholar
Brachial plexus block with ultrasound guidance for upper-limb trauma surgery in children: a retrospective cohort study of 565 cases.
M. Zadrazil, P. Opfermann, P. Marhofer, A. Westerlund +1 more
2020British Journal of Anaesthesia32 citations Open access
Semantic Scholar
Liposomal Bupivacaine for Peripheral Nerve Blockade: A Randomized, Controlled, Crossover, Triple-blinded Pharmacodynamic Study in Volunteers
M. Zadrazil, Peter Marhofer, P. Opfermann, Werner Schmid +4 more
2024Anesthesiology27 citations Open access
Semantic Scholar
Risk factors for early bleeding complications after lung transplantation – a retrospective cohort study
D. Adelmann, S. Koch, J. Menger, P. Opfermann +5 more
2019Transplant International24 citations
Semantic Scholar
Repair of ruptured abdominal aortic aneurysm in octogenarians.
P. Opfermann, R. V. von Allmen, N. Diehm, M. Widmer +2 more
2011European Journal of Vascular and Endovascular Surgery22 citations Open access
Semantic Scholar
Brainwave entrainment to minimise sedative drug doses in paediatric surgery: a randomised controlled trial.
W. Schmid, P. Marhofer, P. Opfermann, M. Zadrazil +4 more
2020British Journal of Anaesthesia20 citations Open access
Semantic Scholar
Pediatric Regional Anesthesia: A Practical Guideline for Daily Clinical Practice
Peter Marhofer, M. Zadrazil, P. Opfermann
2025Anesthesiology17 citations
Semantic Scholar
Ultrasound-Guided Dorsal Penile Nerve Block in Children: An Anatomical-Based Observational Study of a New Anesthesia Technique
M. Zadrazil, Georg Feigl, P. Opfermann, Peter Marhofer +2 more
2023Children12 citations Open access
Semantic Scholar
Perioperative Risk Factors for Intensive Care Unit Readmissions and Mortality After Cardiac Surgery.
C. Holaubek, F. Winter, Anita Lesjak, A. Aliabadi-Zuckermann +6 more
2021Journal of Cardiothoracic and Vascular Anesthesia12 citations Open access
Semantic Scholar
Ultrasound‐guided caudal blockade and sedation for paediatric surgery: a retrospective cohort study
P. Opfermann, F. Kraft, M. Obradovic, M. Zadrazil +2 more
2022Anaesthesia10 citations Open access
Semantic Scholar
A prospective observational study on the feasibility of subumbilical laparoscopic procedures under epidural anesthesia in sedated spontaneously breathing infants with a natural airway
P. Opfermann, P. Marhofer, A. Springer, M. Metzelder +2 more
2021Paediatric anaesthesia9 citations Open access
Semantic Scholar
Different Heparin Contents in Prothrombin Complex Concentrates May Impair Blood Clotting in Outpatients With Ventricular Assist Devices Receiving Phenprocoumon.
A. Felli, P. Zeidler, B. Jilma, P. Opfermann +4 more
2016Journal of Cardiothoracic and Vascular Anesthesia9 citations
Semantic Scholar
ADV6209 for Premedication in Pediatric Anesthesia: A Double-Blinded, Randomized Controlled Trial
M. Zadrazil, P. Marhofer, W. Schmid, D. Marhofer +1 more
2022Pharmaceutics8 citations Open access
Semantic Scholar
Epidural versus general anesthesia for open pyloromyotomy in infants: A retrospective observational study
P. Opfermann, C. Wiener, W. Schmid, M. Zadrazil +3 more
2020Paediatric anaesthesia7 citations Open access
Semantic Scholar
A Prospective Observational Study on Multiplate®-, ROTEM®- and Thrombin Generation Examinations Before and Early After Implantation of a Left Ventricular Assist Device (LVAD)
P. Opfermann, A. Felli, Christine Schlömmer, M. Dworschak +5 more
2022Frontiers in Medicine6 citations Open access
Semantic Scholar
Early sST2 Liberation after Implantation of a Left Ventricular Assist Device in Patients with Advanced Heart Failure
P. Opfermann, E. Simader, A. Felli, M. Bevilacqua +6 more
2020Journal of Immunological Research5 citations Open access
Semantic Scholar
Ultrasound-guided epidural anesthesia and sedation for open transvesical Cohen ureteric reimplantation surgery in 20 consecutive children: a prospective case series and proof-of-concept study.
P. Opfermann, M. Zadrazil, U. Tonnhofer, M. Metzelder +2 more
2022Minerva Anestesiologica4 citations
Semantic Scholar
Generic versus reference listed ropivacaine for peripheral nerve blockade: A randomised, triple-blinded, crossover, equivalence study in volunteers.
P. Opfermann, P. Marhofer, P. Hopkins, M. Columb +4 more
2021European Journal of Anaesthesiology4 citations
Semantic Scholar
Argatroban in Thrombocytopenic Patients Sensitized to Circulating Protamine-Heparin Complexes.
P. Wadowski, A. Felli, A. Schiferer, S. Panzer +5 more
2017Journal of Cardiothoracic and Vascular Anesthesia4 citations
Semantic Scholar
Sex differences in pediatric caudal epidural anesthesia under sedation without primary airway instrumentation
P. Opfermann, W. Schmid, Mina Obradović, F. Kraft +3 more
2023PLoS ONE3 citations Open access
Semantic Scholar
Limitations of Cerebral Oximetry in a Patient With an Intracerebral Hemorrhage and Brain Edema on Extracorporeal Membrane Oxygenation: A Case Report.
A. Felli, K. Skhirtladze-Dworschak, P. Opfermann, M. Dworschak
2018A&A practice3 citations
Semantic Scholar
Argatroban in the managment of patients with heparin-induced thrombocytopenia type II (HIT) undergoing implantation of a left ventricular assist device. An institutional experience
A. Felli, P. Opfermann, H. Schima, D. Zimpfer +1 more
20133 citations
Semantic Scholar
Intestinal Reconstruction in Infants Under Epidural Anesthesia Without Invasive Airway: A Prospective Case Study
D. Marhofer, M. Zadrazil, P. Opfermann, Caspar Wiener +2 more
2025Journal of Clinical Medicine2 citations
Semantic Scholar
Virtual Reality-Assisted Informed Consent for Anesthesia: A Prospective and Randomized Proof-of-Concept Study
S. Simon, P. Opfermann, J. Hofstaetter, Peter Marhofer
2024Journal of Clinical Medicine2 citations Open access
Semantic Scholar
The impact of biological sex in peripheral nerve blockade: A prospective pharmacodynamic, pharmacokinetic and morphometric study in volunteers
M. Zadrazil, Peter Marhofer, M. Columb, P. Opfermann +6 more
2024PLoS ONE2 citations Open access
Semantic Scholar
Risks and complications pertaining to anesthesia management in patients with huge pulmonary artery aneursyms undergoing double lung transplantation.
P. Opfermann, M. Eder, B. Moser, S. Taghavi +1 more
2015Minerva Anestesiologica2 citations
Semantic Scholar
Prone Position and Epidural Anesthesia Without Secured Airway: Prospective Case Study in Infants Undergoing Surgery for Anorectal Malformations
Mira Zeilberger, Peter Marhofer, M. Zadrazil, P. Opfermann +2 more
2026Journal of Clinical Medicine1 citations Open access
Semantic Scholar
Ad-hoc preoperative management and respiratory events in pediatric anesthesia during the first COVID-19 lockdown–an observational cohort study
M. Zadrazil, P. Marhofer, W. Schmid, Melanie Marhofer +1 more
2022PLoS ONE1 citations Open access
Semantic Scholar
Pediatric Regional Anesthesia: Reply.
Peter Marhofer, M. Zadrazil, P. Opfermann
2026Anesthesiology0 citations
Semantic Scholar
Pediatric Anesthesia: Excellence in Patient Care
Peter Marhofer, M. Zadrazil, P. Opfermann
2026Journal of Clinical Medicine0 citations Open access
Semantic Scholar
Sex Differences in Paediatric Anaesthesia: Caudal Epidural Blocks Under Sedation Without Airway Instrumentation
P. Opfermann, W. Schmid, Mina Obradović, F. Kraft +3 more
2022Social Science Research Network0 citations Open access
Semantic Scholar
Ultrasound-guided epidural anesthesia and sedation foropen abdominal surgery in 20 consecutive children:a prospective case series and proof-of-concept study
W. Schmid, P. Opfermann, M. Zadrazil, U. Tonnhofer +2 more
20200 citations Open access
Semantic Scholar
OP35 – Cerebrovascular CO2 reactivity after cardiac surgery in patients with depressed left ventricular function
K. Skhirtladze-Dworschak, A. Felli, H. Menger, P. Opfermann +1 more
20170 citations
Semantic Scholar
[Acute complications after endoscopic resection of duodenal adenomas].
J. König, A. Kaiser, P. Opfermann, H. Manner +3 more
2014Zeitschrift für Gastroenterologie - German Journal of Gastroenterology0 citations
Semantic Scholar

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M. Zadrazil×20
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P. Marhofer×12
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W. Schmid×10
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A. Felli×9
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B. Steinlechner

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Peter Marhofer×9

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M. Dworschak×8

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Werner Schmid×5

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R. V. von Allmen×4

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A. Zuckermann×4

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