• 1076 Citations
  • 17 h-Index
1982 …2020
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Research Output 1982 2019

2019
1 Citation (Scopus)
Electrodes
Blood
Left ventricular assist devices
Pumps
Echocardiography
1 Citation (Scopus)

Chronic In Vivo Test of a Right Heart Replacement Blood Pump for Failed Fontan Circulation

Cysyk, J., Clark, J. B., Newswanger, R., Jhun, C. S., Izer, J., Finicle, H., Reibson, J., Doxtater, B., Weiss, W. & Rosenberg, G., Aug 1 2019, In : ASAIO Journal. 65, 6, p. 593-600 8 p.

Research output: Contribution to journalArticle

Superior Vena Cava
Venous Pressure
Inferior Vena Cava
Blood
Right Heart Bypass

Chronic Ovine Studies Demonstrate Low Thromboembolic Risk in the Penn State Infant Ventricular Assist Device

Lukic, B., Clark, J., Izer, J., Cooper, T. K., Finicle, H. A., Cysyk, J., Doxtater, B., Yeager, E., Reibson, J., Newswanger, R. K., Leibich, P., Bletcher, K. & Weiss, W., May 1 2019, In : ASAIO journal (American Society for Artificial Internal Organs : 1992). 65, 4, p. 371-379 9 p.

Research output: Contribution to journalArticle

Heart-Assist Devices
Sheep
Animals
Equipment and Supplies
Left ventricular assist devices

Development of a Pain Scoring System for Use in Sheep Surgically Implanted with Ventricular Assist Devices

Izer, J. M., LaFleur, R. A., Weiss, W. J. & Wilson, R. P., Nov 17 2019, In : Journal of Investigative Surgery. 32, 8, p. 706-715 10 p.

Research output: Contribution to journalArticle

Heart-Assist Devices
Sheep
Pain
Postoperative Pain
Biomedical Research
1 Citation (Scopus)

Stress and Exposure Time on von Willebrand Factor Degradation

Jhun, C-S., Siedlecki, C., Xu, L., Lukic, B., Newswanger, R., Yeager, E., Reibson, J., Cysyk, J., Weiss, W. & Rosenberg, G., Feb 1 2019, In : Artificial organs. 43, 2, p. 199-206 8 p.

Research output: Contribution to journalArticle

von Willebrand Factor
Molecular Weight
Molecular weight
Degradation
Capillary Tubing
2018
2 Citations (Scopus)

Acquired Von Willebrand Syndrome and Blood Pump Design

Rosenberg, G., Siedlecki, C., Jhun, C-S., Weiss, W., Manning, K. B., Deutsch, S. & Pierce, W., Dec 1 2018, In : Artificial organs. 42, 12, p. 1119-1124 6 p.

Research output: Contribution to journalReview article

Heart-Assist Devices
Left ventricular assist devices
Blood
Pumps
Shear stress
1 Citation (Scopus)

Animal Models for Pediatric Mechanical Circulatory Support Research at Penn State Health

Izer, J., Wilson, R., Clark, J., Myers, J., Weiss, W. & Undar, A., Apr 1 2018, In : Artificial Organs. 42, 4, p. 347-353 7 p.

Research output: Contribution to journalEditorial

Artificial heart
Artificial Heart
Extracorporeal Membrane Oxygenation
Pediatrics
Heart-Assist Devices
2 Citations (Scopus)

Determination of Reynolds Shear Stress Level for Hemolysis

Jhun, C. S., Stauffer, M. A., Reibson, J. D., Yeager, E. E., Newswanger, R. K., Taylor, J. O., Manning, K. B., Weiss, W. J. & Rosenberg, G., Jan 1 2018, In : ASAIO journal (American Society for Artificial Internal Organs : 1992). 64, 1, p. 63-69 7 p.

Research output: Contribution to journalArticle

Hemolysis
Shear stress
Hemoglobin
Hemoglobins
Blood
2017
2 Citations (Scopus)

Asynchronous Pumping of a Pulsatile Ventricular Assist Device in a Pediatric Anastomosis Model

Good, B. C., Weiss, W., Deutsch, S. & Manning, K. B., Jul 1 2017, In : World journal for pediatric & congenital heart surgery. 8, 4, p. 511-519 9 p.

Research output: Contribution to journalArticle

Heart-Assist Devices
Pediatrics
Tunica Intima
Transplants
Pulsatile Flow

Finite element analysis on stellite 17mm tube valve for pediatric ventricular assist device

Scheib, C. M., Newswanger, R. K., Beese, A. M., Bowen, T., Lewis, G., Roush, E. P., Jhun, C-S., Weiss, W. & Rosenberg, G., Jan 1 2017, Frontiers in Biomedical Devices, BIOMED - 2017 Design of Medical Devices Conference, DMD 2017. American Society of Mechanical Engineers, (Frontiers in Biomedical Devices, BIOMED - 2017 Design of Medical Devices Conference, DMD 2017).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Stellite
Pediatrics
Finite element method
2015

Effect of Turbulent Flow on Hemolysis Utilizing a Turbulent Free Jet

Stauffer, M. A., Reibson, J. D., Yeager, E. E., Jhun, C-S., Newswanger, R. K., Cysyk, J., Weiss, W. & Rosenberg, G., Jun 1 2015, In : Journal of Medical Devices, Transactions of the ASME. 9, 2, p. 1-2 2 p.

Research output: Contribution to journalArticle

Hemolysis
Turbulent flow
2 Citations (Scopus)

Fontan circulatory assist device

Jhun, C-S., Newswanger, R., Cysyk, J., Stauffer, M., Weiss, W. & Rosenberg, G., Jun 1 2015, In : Journal of Medical Devices, Transactions of the ASME. 9, 2, 020924.

Research output: Contribution to journalArticle

Equipment and Supplies
2013
4 Citations (Scopus)

Antibiotic-Associated Eosinophilic and Occlusive Arteritis in Calves Complicating Preclinical Studies of Left Ventricular Assist Devices

Cooper, T. K., Griffith, J. W., Reibson, J., Peterson, R., Roush, E. P., Zhong, Q., Weiss, W. J. & Rosenberg, G., Apr 2013, In : Toxicologic Pathology. 41, 3, p. 519-527 9 p.

Research output: Contribution to journalArticle

Left ventricular assist devices
Arteritis
Heart-Assist Devices
Aminoglycosides
Liver
3 Citations (Scopus)

Tesla-based blood pump and its applications

Jhun, C-S., Newswanger, R., Cysyk, J., Lukic, B., Weiss, W. & Rosenberg, G., 2013, ASME 2013 Conference on Frontiers in Medical Devices: Applications of Computer Modeling and Simulation, FMD 2013. American Society of Mechanical Engineers, FMD2013-16162

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Pump
Blood
Pumps
3 Citations (Scopus)

Tesla-based blood pump and its applications

Jhun, C. S., Newswanger, R., Cysyk, J., Lukic, B., Weiss, W. & Rosenberg, G., Dec 2013, In : Journal of Medical Devices, Transactions of the ASME. 7, 4, p. 1-2 2 p.

Research output: Contribution to journalArticle

2012
8 Citations (Scopus)

Chronic in vivo testing of the penn state infant ventricular assist device

Weiss, W. J., Carney, E. L., Clark, J. B., Peterson, R., Cooper, T. K., Nifong, T. P., Siedlecki, C. A., Hicks, D., Doxtater, B., Lukic, B., Yeager, E., Reibson, J., Cysyk, J., Rosenberg, G. & Pierce, W. S., Jan 1 2012, In : ASAIO Journal. 58, 1, p. 65-72 8 p.

Research output: Contribution to journalArticle

Heart-Assist Devices
Animals
Heparin
Testing
Thrombelastography
4 Citations (Scopus)

Use of Urinary Biomarkers of Renal Ischemia in a Lamb Preclinical Left Ventricular Assist Device Model

Cooper, T., Zhong, Q., Nabity, M., Rosenberg, G. & Weiss, W., Sep 1 2012, In : Artificial organs. 36, 9, p. 820-824 5 p.

Research output: Contribution to journalArticle

Left ventricular assist devices
Heart-Assist Devices
Biomarkers
Ischemia
Pathology
2011
5 Citations (Scopus)

Flow visualization of a pediatric ventricular assist device during stroke volume reductions related to weaning

Roszelle, B. N., Deutsch, S., Weiss, W. J. & Manning, K. B., Jul 1 2011, In : Annals of Biomedical Engineering. 39, 7, p. 2046-2058 13 p.

Research output: Contribution to journalArticle

Pediatrics
Flow visualization
Shear deformation
Flow fields
Flow rate
3 Citations (Scopus)
Integrated control
Pressure sensors
Blood
Pumps
Control systems
81 Citations (Scopus)

The national heart, lung, and blood institute pediatric circulatory support program: A summary of the 5-year experience

Baldwin, J. T., Borovetz, H. S., Duncan, B. W., Gartner, M. J., Jarvik, R. K. & Weiss, W. J., Mar 22 2011, In : Circulation. 123, 11, p. 1233-1240 8 p.

Research output: Contribution to journalArticle

National Heart, Lung, and Blood Institute (U.S.)
Extracorporeal Membrane Oxygenation
Heart-Assist Devices
Extracorporeal Circulation
Heart Failure
2010
17 Citations (Scopus)

Development of an inlet pressure sensor for control in a left ventricular assist device

Fritz, B., Cysyk, J., Newswanger, R., Weiss, W. & Rosenberg, G., May 1 2010, In : ASAIO Journal. 56, 3, p. 180-185 6 p.

Research output: Contribution to journalArticle

Left ventricular assist devices
Heart-Assist Devices
Pressure sensors
Pressure
Step response
2009
17 Citations (Scopus)

Animal model development for the penn state pediatric ventricular assist device

Carney, E. L., Clark, J. B., Myers, J. L., Peterson, R., Wilson, R. P. & Weiss, W. J., Nov 1 2009, In : Artificial organs. 33, 11, p. 953-957 5 p.

Research output: Contribution to journalArticle

Pediatrics
Heart-Assist Devices
Animals
Animal Models
Sheep
9 Citations (Scopus)
National Heart, Lung, and Blood Institute (U.S.)
Pediatrics
Contractors
Animals
Blood

Animal models for pediatric circulatory support device pre-clinical testing (ASAIO Journal (2009) 55, (6-9))

Carney, E., Litwak, K. & Weiss, W., May 1 2009, In : ASAIO Journal. 55, 3, 1 p.

Research output: Contribution to journalComment/debate

Pediatrics
Animals
Animal Models
Equipment and Supplies
Testing
18 Citations (Scopus)

A passively suspended tesla pump left ventricular assist device

Izraelev, V., Weiss, W. J., Fritz, B., Newswanger, R. K., Paterson, E. G., Snyder, A., Medvitz, R. B., Cysyk, J., Pae, W. E., Hicks, D., Lukic, B. & Rosenberg, G., Nov 1 2009, In : ASAIO Journal. 55, 6, p. 556-561 6 p.

Research output: Contribution to journalArticle

Left ventricular assist devices
Heart-Assist Devices
Pumps
Hydrodynamics
Rotors
6 Citations (Scopus)

Finite element analysis of stresses developed in the blood sac of a left ventricular assist device

Haut Donahue, T. L., Dehlin, W., Gillespie, J., Weiss, W. & Rosenberg, G., May 1 2009, In : Medical Engineering and Physics. 31, 4, p. 454-460 7 p.

Research output: Contribution to journalArticle

Left ventricular assist devices
Finite Element Analysis
Heart-Assist Devices
Blood
Finite element method
4 Citations (Scopus)

Penn state hershey - Center for pediatric cardiovascular research: Guest editorial

Undar, A., Pauliks, L., Clark, J. B., Zahn, J., Rosenberg, G., Kunselman, A., Sun, Q., Pekkan, K., Saliba, K., Carney, E., Thomas, N., Freeman, W., Vrana, K., El-Banayosy, A., Ural, S., Wilson, R., Umstead, T. M., Floros, J., Phelps, D., Weiss, W. & 15 others, Snyder, A., Yang, S., Kimatian, S., Cyran, S., Chinchilli, V., Guan, Y., Rider, A., Haines, N., Rogerson, A., Alkan-Bozkaya, T., Akcevin, A., Sun, K., Wang, S., Cun, L. & Myers, J., Nov 1 2009, In : Artificial organs. 33, 11, p. 883-887 5 p.

Research output: Contribution to journalReview article

Pediatrics
Research
Perfusion
Students
National Heart, Lung, and Blood Institute (U.S.)
2008
28 Citations (Scopus)
Pulsatile Flow
Pediatrics
Hemodynamics
Cardiopulmonary Bypass
Pressure drop
15 Citations (Scopus)

Performance characterization of a rotary centrifugal left ventricular assist device with magnetic suspension

Jahanmir, S., Hunsberger, A. Z., Heshmat, H., Tomaszewski, M. J., Walton, J. F., Weiss, W. J., Lukic, B., Pae, W. E., Zapanta, C. M. & Khalapyan, T. Z., May 1 2008, In : Artificial organs. 32, 5, p. 366-375 10 p.

Research output: Contribution to journalArticle

Left ventricular assist devices
Heart-Assist Devices
Suspensions
Pumps
Equipment Design
2007
8 Citations (Scopus)

Anatomic fit assessment for the Penn State pediatric ventricular assist device

Connell, J. M., Khalapyan, T., Myers, J., Rosenberg, G. & Weiss, W., Nov 1 2007, In : ASAIO Journal. 53, 6, p. 687-691 5 p.

Research output: Contribution to journalArticle

Pediatrics
Heart-Assist Devices
Weighing
Grafts
Cardiac Output
28 Citations (Scopus)

Anticoagulation of juvenile sheep and goats with heparin, warfarin, and clopidogrel

Connell, J. M., Khalapyan, T., Al-Mondhiry, H., Wilson, R., Rosenberg, G. & Weiss, W., Mar 1 2007, In : ASAIO Journal. 53, 2, p. 229-237 9 p.

Research output: Contribution to journalArticle

clopidogrel
Warfarin
Goats
Heparin
Sheep
11 Citations (Scopus)
Pediatrics
Hemodynamics
Cardiopulmonary Bypass
Perfusion
Flow rate
3 Citations (Scopus)

Mechanical heart valve performance in a pulsatile pediatric ventricular assist device

Zapanta, C. M., Dourte, L. A. M., Doxtater, B. J., Lukic, B. & Weiss, W., Jan 1 2007, In : ASAIO Journal. 53, 1, p. 87-96 10 p.

Research output: Contribution to journalArticle

Heart valve prostheses
Pediatrics
Heart-Assist Devices
Heart Valves
Stroke Volume
4 Citations (Scopus)
Pediatrics
Heart-Assist Devices
Left Ventricular Function
Animals
Animal Models
2006
15 Citations (Scopus)

Comparison of hollow-fiber membrane oxygenators with different perfusion modes during normothermic and hypothermic CPB in a simulated neonatal model

Undar, A., Ji, B., Lukic, B., Zapanta, C. M., Kunselman, A., Reibson, J. D., Khalapyan, T., Baer, L., Weiss, W., Rosenberg, G. & Myers, J., Dec 1 2006, In : Perfusion. 21, 6, p. 381-390 10 p.

Research output: Contribution to journalArticle

Oxygenators
Membrane Oxygenators
Cardiopulmonary Bypass
Hemodynamics
Perfusion
2 Citations (Scopus)

Hemolysis evaluation of centrifugal pumps using microcapsule suspension

Ootaki, Y., Kamohara, K., Horvath, D. J., Massiello, A., Golding, L. A. R., Lukic, B., Weiss, W., Maruyama, O. & Fukamachi, K., Jan 1 2006, In : International Journal of Artificial Organs. 29, 12, p. 1185-1189 5 p.

Research output: Contribution to journalArticle

Centrifugal pumps
Hemolysis
Capsules
Suspensions
Blood
33 Citations (Scopus)

Quantification of perfusion modes in terms of surplus hemodynamic energy levels in a simulated pediatric CPB model

Undar, A., Ji, B., Lukic, B., Zapanta, C. M., Kunselman, A., Reibson, J. D., Weiss, W., Rosenberg, G. & Myers, J., Nov 1 2006, In : ASAIO Journal. 52, 6, p. 712-717 6 p.

Research output: Contribution to journalArticle

Pediatrics
Hemodynamics
Cardiopulmonary Bypass
Electron energy levels
Perfusion
8 Citations (Scopus)

Short-term in vivo studies of surface thrombosis in a left ventricular assist system

Yamanaka, H., Rosenberg, G., Weiss, W., Snyder, A. J., Zapanta, C. M. & Siedlecki, C., May 1 2006, In : ASAIO Journal. 52, 3, p. 257-265 9 p.

Research output: Contribution to journalArticle

Topography
Thrombosis
Blood
Scanning electron microscopy
Warfarin
143 Citations (Scopus)

The National Heart, Lung, and Blood Institute Pediatric Circulatory Support Program

Baldwin, J. T., Borovetz, H. S., Duncan, B. W., Gartner, M. J., Jarvik, R. K., Weiss, W. J. & Hoke, T. R., Jan 1 2006, In : Circulation. 113, 1, p. 147-155 9 p.

Research output: Contribution to journalReview article

National Heart, Lung, and Blood Institute (U.S.)
Heart-Assist Devices
Pediatrics
Equipment and Supplies
Thromboembolism
2005
12 Citations (Scopus)

Durability testing of a completely implantable electric total artificial heart

Zapanta, C. M., Snyder, A. J., Weiss, W. J., Cleary, T. J., Reibson, J. D., Rawhouser, M. A., Lewis, J. P., Pierce, W. S. & Rosenberg, G., May 1 2005, In : ASAIO Journal. 51, 3, p. 214-223 10 p.

Research output: Contribution to journalArticle

Artificial heart
Artificial Heart
Durability
Equipment Failure
Failure modes
16 Citations (Scopus)

Effect of the diastolic and systolic duration on valve cavitation in a pediatric pulsatile ventricular assist device

Lukic, B., Zapanta, C. M., Griffith, K. A. & Weiss, W., Sep 1 2005, In : ASAIO Journal. 51, 5, p. 546-550 5 p.

Research output: Contribution to journalArticle

Pediatrics
Heart-Assist Devices
Systole
Cavitation
Pressure
15 Citations (Scopus)
Pediatrics
Heart-Assist Devices
Hemodynamics
Pressure
Arterial Pressure
18 Citations (Scopus)

Multiscale analysis of surface thrombosis in vivo in a left ventricular assist system

Yamanaka, H., Rosenberg, G., Weiss, W. J., Snyder, A. J., Zapanta, C. M. & Siedlecki, C. A., Sep 1 2005, In : ASAIO Journal. 51, 5, p. 567-577 11 p.

Research output: Contribution to journalArticle

Shear stress
Thrombosis
Blood
Platelets
Fibrin
40 Citations (Scopus)

Precise quantification of pressure flow waveforms of a pulsatile ventricular assist device

Undar, A., Zapanta, C. M., Reibson, J. D., Souba, M., Lukic, B., Weiss, W., Snyder, A. J., Kunselman, A., Pierce, W. S., Rosenberg, G. & Myers, J., Jan 1 2005, In : ASAIO Journal. 51, 1, p. 56-59 4 p.

Research output: Contribution to journalArticle

Heart-Assist Devices
Pressure
Arterial Pressure
Hemodynamics
Pulsatile Flow
25 Citations (Scopus)

Pulsatile pediatric ventricular assist devices

Weiss, W., Sep 1 2005, In : ASAIO Journal. 51, 5, p. 540-545 6 p.

Research output: Contribution to journalArticle

Pediatrics
Heart-Assist Devices
Stroke Volume
Transplants
Rheology
2004
90 Citations (Scopus)

Dielectrophoretic assembly and integration of nanowire devices with functional CMOS operating circuitry

Evoy, S., DiLello, N., Deshpande, V., Narayanan, A., Liu, H., Riegelman, M., Martin, B. R., Hailer, B., Bradley, J. C., Weiss, W., Mayer, T. S., Gogotsi, Y., Bau, H. H., Mallouk, T. E. & Raman, S., Jul 1 2004, In : Microelectronic Engineering. 75, 1, p. 31-42 12 p.

Research output: Contribution to journalConference article

Nanowires
CMOS
nanowires
assembly
Nanosensors
2003
5 Citations (Scopus)

Finite element analysis of stresses developed in blood sacs of a pusherplate blood pump

Haut Donahue, T. L., Rosenberg, G., Jacobs, C. R. & Weiss, W. J., Dec 1 2003, In : Computer Methods in Biomechanics and Biomedical Engineering. 6, 1, p. 7-15 9 p.

Research output: Contribution to journalArticle

Blood
Pumps
Finite element method
Polyurethanes
Static analysis

Spectral energy measurements of simulated microemboli of various sizes using a diffraction grating ultrasound probe

Weiss, W., Ballakur, S. G., Tran, H., Hazard, S. W. & Blebea, J., Sep 12 2003, In : Proceedings of SPIE - The International Society for Optical Engineering. 5035, p. 471-479 9 p.

Research output: Contribution to journalConference article

Electric power measurement
Diffraction Grating
Microspheres
Diffraction gratings
Ultrasound
2002

Detection of simulated microemboli using a diffraction grating ultrasound probe and spectral energy criteria

Ballakur, S. G., Blebea, J., Hazard, S. W., Zickler, R. & Weiss, W., 2002, Bioengineering, Proceedings of the Northeast Conference. Moxon, K., Sherif, D. E. & Kanakasabai, S. (eds.). p. 163-164 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Diffraction gratings
Linear regression
Ultrasonics

Detection of simulated microemboli using a diffraction grating ultrasound probe and spectral energy criteria

Ballakur, S. G., Blebea, J., Hazard, S. W., Zickler, R. & Weiss, W., Jan 1 2002, Proceedings of the IEEE 28th Annual Northeast Bioengineering Conference, NEBC 2002. El-Sherif, D., Moxon, K. & Kanakasabai, S. (eds.). Institute of Electrical and Electronics Engineers Inc., p. 163-164 2 p. 999516. (Proceedings of the IEEE Annual Northeast Bioengineering Conference, NEBEC; vol. 2002-January).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Diffraction gratings
Signal processing
Ultrasonics