Personal profile
Research interests
Katharine’s overall goal is to develop improved mechanical circulatory support devices for patients with severe heart failure. To do this Katharine works in three main areas:
- Design optimisation of ventricular assist devices (VADs) and other types of artificial heart. Katharine mainly uses CFD and numerical models of blood damage, but also works on validation, using optical methods, and improvement of CFD methods.
- Investigation of the interaction between mechanical circulatory support and the native cardiovascular system. This involves studying the effects of altered blood flow on blood, for example the trauma induced on the blood cells and proteins, as well as on the blood vessels.
- Development of new techniques for studying the above, for example Ultrasound Imaging Velocimetry, a novel method for using ultrasound to measure blood velocity.
Katharine is also interested in other biofluid mechanics, and related bioengineering, problems and has recently worked on mock artery flow rigs, altering the flow in vascular bioreactors and measuring flow changes after nephrectomy.
Katharine’s research has led to consultancy work for companies including Calon Cardio-Technology Ltd and CorWave SAS, and has been used by the US Food and Drug Administration.
Willing to supervise doctoral students
Currently seeking applicants for a PhD project:
Multiscale analysis of the interactions between a novel Total Artificial Heart and the native Cardiovascular System
All areas of blood flow, mechanical circulatory support, and cardiovascular biomechanics
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Collaborations and top research areas from the last five years
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EPSRC IAA - Fluidised bed bioreactors for manufacture of therapeutic mammalian suspension cells
Moise, S. (PI), Fraser, K. (CoI) & Phillips, D. (Researcher)
Engineering and Physical Sciences Research Council
17/08/25 → 4/05/26
Project: Research council
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Myocardial Infarction Project
Gill, R. (PI), Fraser, K. (CoI) & Cookson, A. (CoI)
1/12/15 → …
Project: Research-related funding
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EPSRC IAA - Fluidised bed bioreactors for manufacture of therapeutic mammalian suspension cells (Extension)
Moise, S. (PI), Fraser, K. (CoI) & Phillips, D. (Researcher)
Engineering and Physical Sciences Research Council
20/01/26 → 31/03/26
Project: Research council
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EPSRC IAA - Fluidised bed bioreactors for large-scale manufacture of mammalian single cell suspension-derived therapeutics
Fraser, K. (PI) & Fraser, K. (CoI)
Engineering and Physical Sciences Research Council
14/10/24 → 22/04/25
Project: Research council
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Transforming the use of Ansys simulation software within engineering curricula at the University of Bath
Pegg, E. (PI), Fraser, K. (CoPI), Chen, Y. (CoI), Mohammadi, A. (CoI), Pigeon, M. (CoI), Williams, D. (CoI) & Cayzer, S. (CoI)
20/06/24 → 1/10/25
Project: UK industry
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A scaling law for hemolysis and rotating speed in rotary blood pumps
Nissim, L., Kelly, N., Chan, C. H. H., Wang, Y., Frazier, O. H. & Fraser, K., 2 Apr 2026, In: Physics of Fluids. 38, 4, 041902.Research output: Contribution to journal › Article › peer-review
Open Access -
Learning Disease-Sensitive Latent Interaction Graphs From Noisy Cardiac Flow Measurements
Patel, V., Grujic, M., Aigner, P., Abart, T., Granegger, M., Bhattacharjee, D. & Fraser, K., 26 Feb 2026, arXiv.Research output: Working paper / Preprint › Preprint
File4 Downloads (Pure) -
Dynamic Reconstruction of Ultrasound-Derived Flow Fields With Physics-Informed Neural Fields
Patel, V., Kreusser, L. & Fraser, K., 3 Nov 2025, arXiv.Research output: Working paper / Preprint › Preprint
File1 Downloads (Pure) -
Assessment of Haemolysis Models for a Positive-Displacement Total Artificial Heart
Bornoff, J., Zaman, S. F., Najar, A., Finocchiaro, T., Perkins, I. L., Cookson, A. & Fraser, K., 31 Aug 2024, In: The International Journal of Artificial Organs. 47, 8, p. 570-581 12 p.Research output: Contribution to journal › Article › peer-review
Open Access2 Link opens in a new tab Citations (SciVal) -
BRIDGING THE GAPS IN HEMOLYSIS PREDICTION: GENERALIZED K-ω MODEL OPTIMIZATION AND STRAIN-BASED APPROACH
Guidetti, I., Fraser, K., Costantino, M. L. & De Gaetano, F., 6 Sept 2024, In: The International Journal of Artificial Organs. 47, 7, p. 421-565 145 p.Research output: Contribution to journal › Meeting abstract › peer-review
Open Access
Datasets
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Dataset for "Comparison of the within-reader and inter-vendor agreement of left ventricular circumferential strains and volume indices derived from cardiovascular magnetic resonance imaging"
Cookson, A. (Creator), Odunmbaku-Mansell, D. (Creator), Fraser, K. (Creator), Gill, R. (Creator), Ascione, R. (Creator), Bruno, V. D. (Creator), Frank, E. (Contributor), Kelly, N. (Contributor), Agostinho Hernandez, B. (Contributor), Fletcher, J. (Contributor), Bartlett, J. (Contributor), Sammut, E. (Contributor), Johnson, T. (Contributor) & Chiribiri, A. (Contributor), University of Bath, 15 Dec 2020
DOI: 10.15125/BATH-00890
Dataset
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Dataset for "Ultrasound Imaging Velocimetry with interleaved images for improved pulsatile arterial flow measurements: a new correction method, experimental and in vivo validation"
Fraser, K. (Creator), Poelma, C. (Creator), Zhou, B. (Creator), Bazigou, E. (Creator), Tang, M.-X. (Creator) & Weinberg, P. (Creator), University of Bath, 2016
DOI: 10.15125/BATH-00318
Dataset