Carlos Castelar

Photo of Carlos Castelar

Research Scientist


Institute for Electrical Engineering in Medicine
Universität zu Lübeck
Moislinger Allee 53-55
23558 Lübeck
Gebäude 19

Email: carlos.castelar(at)uni-luebeck.de
Phone: +49 451 3101 6233

 

Research

Research Interests

  • Safe Autonomous or Semi-Autonomous Operation of Unmanned Aerial Systems (UAS)
  • Reinforcement Learning / Deep Reinforcement Learning

Current Projects

 

Curriculum Vitae

Carlos E. Castelar Wembers holds a B.Sc. degree in Biomedical Engineering from Universidad Don Bosco (Soyapango, El Salvador) since 2010. He completed his M.Sc. degree in Biomedical Engineering from Fachhochschule Aachen in 2014. He then worked as a Research Associate at the Chair of Medical Information Technology at RWTH Aachen University. Since 2021 he is at the Institute of Electrical Engineering in Medicine at Universität zu Lübeck working in the field of Autonomous Systems.
 

Memberships and Commitments

  • Verein Deutscher Ingenieure e.V.
  • VDE e.V.
  • IEEE Engineering in Medicine and Biology Society 
  • IEEE Robotics and Automation Society

 

Awards

  • 2nd Place in the Young Investigators Award at the 9th Meeting of the International Society for Hydrocephalus and Cerebrospinal Fluid Disorders (ISHCSF), Kobe, Japan, 2017
  • 2nd Place in the Biomedical Engineering Session at the 20th International Student Conference on Electrical Engineering POSTER, Prague, Czech Republic, 2016
  • Honor Award (Ehrenplakette) from Fachhochschule Aachen, 2014

 

Conferences, Workshops and Talks

2019

  • ICP (Leuven): C Castelar, B Maurer, S Leonhardt, C Ngo, „Hardware-in-the-Loop Model of the Pulsating Brain“, International Symposium on Intracranial Pressure, September 8th-11th, 2019

2018

  • Hydrocephalus (Bologna): C Castelar, F Flürenbrock, A Benninghaus, K Radermacher, S Leonhardt, „Test-bench setup for bioimpedance-based monitoring of ventricular dilation“, Annual Conference of the International Society for Hydrocephalus and Cerebrospinal Fluid Disorders, Kobe, September 23rd-25th, 2017
  • RGC2018 (Aachen): A. Ismail, C. Castelar, S. Leonhardt, “Are Thigh and Calf Bioimpedance Spectroscopy less Susceptible to the Influence of Body Posture during Continuous Applications?”, 13th Russian-German Conference on Biomedical Engineering (RGC 2018), Aachen, 23-25 May, 2018

2017

  • BSN (Eindhoven), „Electrical Impedance Tomography for Bladder Volumetry“, Invited Workshop: 1st Symposium on Human Hydration Monitoring Technologies, International Conference on Wearable and Implantable Body Sensor Networks, Eindhoven, May 9th-12th,
  • DGBMT (Dresden) „FEM modeling of bioimpedance controlled monitoring of Normal Pressure Hydrocephalus“, Focus session on Normal Pressure Hydrocephalus, Annual Conference of the German Society for Biomedical Engineering, Dresden 10.-13. September
  • Hydrocephalus (Kobe): C. Castelar, A. Arslanova, S. Leonhardt, BJE. Misgeld, „A 3D Finite Element Study of a Bioimpedance Sensor to Monitor CSF Pulsation“, Annual Conference of the International Society for Hydrocephalus and Cerebrospinal Fluid Disorders, Kobe, September 23rd-25th, 2017

2016

  • ICEBI/EIT Conference (Stockholm)  C. Castelar, N. Schmidt, T. Schlebusch, D. Leonhäuser, F. Bergamo, C. Disselhorst-Klug, S. Leonhardt, M. Walter,  „Influence of body movement in EIT bladder volume estimation“, 16th International Conference on Biomedical Applications of Electrical Impedance Tomography, Stockholm, 19th - 23rd June
  • POSTER 2016 (Prag): C. Castelar, „Internal Electrode Bladder Volume EIT for routine urodynamic test application: An FEM study using EIDORS  Framework“
  • C. Castelar, D. Leonhäuser, T. Schlebusch, M. Rohm, R.Rupp, I.Zraik,  S. Leonhardt, M.Walter, JO. Grosse, „Feasibility of Electrical impedance tomography (EIT) as a novel cystovolumetric technique – a comparative study to standard ultrasound methods”,  68. Kongress der Deutschen Gesellschaft für Urologie, Leipzig, 28th Sept. – 1st Oct
  • International Continence Society (Tokyo), Castelar C, Leonhäuser D, Rohm M, Rupp R, Zraik I, Leonhardt S, Walter M, Grosse J „Reliability of Electrical impedance tomography (EIT) as a novel non-invasive cystovolumetric technique for self monitoring– a comparative study to standard ultrasound methods“ Tokyo, 16th Sept – 19th Sept

2015

  • EIT Conference (Neuchâtel): C. Castelar, T. Schlebusch, S. Leonhardt, “Tomographic vs. Parametric approaches for the Impedance Cystovolumetry”, 16th International Conference on Biomedical Applications of Electrical Impedance Tomography, Neuchâtel, June 2nd – 5th, 2015.
  • EIT Conference (Neuchâtel): S. Aguiar Santos, C. Castelar Wembers, K. Horst, R. Pfeifer, T.P. Simon, H.C. Pape and S. Leonhardt, “Monitoring of lung contusion in poly-trauma pigs using EIT” 16th International Conference on Biomedical Applications of Electrical Impedance Tomography, Neuchâtel, June 2nd – 5th, 2015.

Publications

Carlos Castelar Wembers, Fabian Flürenbrock, Benedikt Maurer, Anne Benninghaus, Klaus Radermacher, and Steffen Leonhardt,
A mechatronic test-bench to investigate the impact of ventricular pulsation in hydrocephalus, Biomedical Signal Processing and Control , vol. 75, pp. 103579, 2022. Elsevier.
Bibtex: BibTeX
@article{wembers2022mechatronic,
  title={A mechatronic test-bench to investigate the impact of ventricular pulsation in hydrocephalus},
  author={Wembers, Carlos Castelar and Fl{\"u}renbrock, Fabian and Maurer, Benedikt and Benninghaus, Anne and Radermacher, Klaus and Leonhardt, Steffen},
  journal={Biomedical Signal Processing and Control},
  volume={75},
  pages={103579},
  year={2022},
  publisher={Elsevier}
}
Fabian Domberg, Carlos Castelar Wembers, Hiren Patel, and Georg Schildbach,
Deep Drifting: Autonomous Drifting of Arbitrary Trajectories using Deep Reinforcement Learning, in 2022 International Conference on Robotics and Automation (ICRA) , 2022. pp. 7753-7759.
DOI:10.1109/ICRA46639.2022.9812249
Bibtex: BibTeX
@INPROCEEDINGS{9812249,
  author={Domberg, Fabian and Wembers, Carlos Castelar and Patel, Hiren and Schildbach, Georg},
  booktitle={2022 International Conference on Robotics and Automation (ICRA)}, 
  title={Deep Drifting: Autonomous Drifting of Arbitrary Trajectories using Deep Reinforcement Learning}, 
  year={2022},
  volume={},
  number={},
  pages={7753-7759},
  doi={10.1109/ICRA46639.2022.9812249}}
Anne Benninghaus, Olivier Balédent, Armelle Lokossou, Carlos Castelar, Steffen Leonhardt, and Klaus Radermacher,
Enhanced in vitro model of the CSF dynamics, Fluids and barriers of the CNS , vol. 16, no. 1, pp. 11, 2019.
DOI:10.1186/s12987-019-0131-z
Bibtex: BibTeX
@article{Benninghaus.2019,
 abstract = { },
 author = {Benninghaus, Anne and Bal{\'e}dent, Olivier and Lokossou, Armelle and Castelar, Carlos and Leonhardt, Steffen and Radermacher, Klaus},
 year = {2019},
 title = {Enhanced in vitro model of the CSF dynamics},
 pages = {11},
 volume = {16},
 number = {1},
 journal = {Fluids and barriers of the CNS},
 doi = {10.1186/s12987-019-0131-z}
}
Carlos Castelar, Fabian Fluerenbrock, Leonie Korn, Anne Benninghaus, Sergey Shchukin, Klaus Radermacher, and Steffen Leonhardt,
FEM simulation of bioimpedance-based monitoring of ventricular dilation and intracranial pulsation, International Journal of Bioelectromagnetism , vol. 21, no. 1, pp. 7--20, 2019.
Bibtex: BibTeX
@article{Castelar.2019,
 author = {Castelar, Carlos and Fluerenbrock, Fabian and Korn, Leonie and Benninghaus, Anne and Shchukin, Sergey and Radermacher, Klaus and Leonhardt, Steffen},
 year = {2019},
 title = {FEM simulation of bioimpedance-based monitoring of ventricular dilation and intracranial pulsation},
 keywords = {Bioimpedance;Brain Phantom;FEM;Hydrocephalus;Intracranial Pulsation;Ventricular Volumetry},
 pages = {7--20},
 volume = {21},
 number = {1},
 journal = {International Journal of Bioelectromagnetism}
}
Dorothea Leonhäuser, Carlos Castelar, Thomas Schlebusch, Martin Rohm, Rüdiger Rupp, Steffen Leonhardt, Marian Walter, and Joachim O Grosse,
Evaluation of electrical impedance tomography for determination of urinary bladder volume: comparison with standard ultrasound methods in healthy volunteers, Biomedical engineering online , vol. 17, no. 1, pp. 1--13, 2018. Springer.
Bibtex: BibTeX
@article{leonhauser2018evaluation,
  title={Evaluation of electrical impedance tomography for determination of urinary bladder volume: comparison with standard ultrasound methods in healthy volunteers},
  author={Leonh{\"a}user, Dorothea and Castelar, Carlos and Schlebusch, Thomas and Rohm, Martin and Rupp, R{\"u}diger and Leonhardt, Steffen and Walter, Marian and Grosse, Joachim O},
  journal={Biomedical engineering online},
  volume={17},
  number={1},
  pages={1--13},
  year={2018},
  publisher={Springer}
}
Susana Aguiar Santos, Carlos Castelar Wembers, Klemens Horst, Roman Pfeifer, Tim-Philipp Simon, Hans-Christoph Pape, Frank Hildebrand, Michael Czaplik, Steffen Leonhardt, and Daniel Teichmann,
Monitoring lung contusion in a porcine polytrauma model using EIT: an application study, Physiological measurement , vol. 38, no. 8, pp. 1542, 2017. IOP Publishing.
Bibtex: BibTeX
@article{santos2017monitoring,
  title={Monitoring lung contusion in a porcine polytrauma model using EIT: an application study},
  author={Santos, Susana Aguiar and Wembers, Carlos Castelar and Horst, Klemens and Pfeifer, Roman and Simon, Tim-Philipp and Pape, Hans-Christoph and Hildebrand, Frank and Czaplik, Michael and Leonhardt, Steffen and Teichmann, Daniel},
  journal={Physiological measurement},
  volume={38},
  number={8},
  pages={1542},
  year={2017},
  publisher={IOP Publishing}
}
Klemens Horst, Tim P Simon, Roman Pfeifer, Michel Teuben, Khalid Almahmoud, Qiao Zhi, S Aguiar Santos, C Castelar Wembers, Steffen Leonhardt, Nicole Heussen, and others,
Characterization of blunt chest trauma in a long-term porcine model of severe multiple trauma, Scientific reports , vol. 6, no. 1, pp. 1--13, 2016. Nature Publishing Group.
Bibtex: BibTeX
@article{horst2016characterization,
  title={Characterization of blunt chest trauma in a long-term porcine model of severe multiple trauma},
  author={Horst, Klemens and Simon, Tim P and Pfeifer, Roman and Teuben, Michel and Almahmoud, Khalid and Zhi, Qiao and Santos, S Aguiar and Wembers, C Castelar and Leonhardt, Steffen and Heussen, Nicole and others},
  journal={Scientific reports},
  volume={6},
  number={1},
  pages={1--13},
  year={2016},
  publisher={Nature Publishing Group}
}