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Book Chapters 

  1. Mukkamala, R., Hahn, J. O, Chandrasekhar, A. "Photoplethysmography in non-invasive blood pressure monitoring”. Photoplethysmography. Eds. Kyriacou P, Allen J., Elsevier (2021)

Journal Articles

  1. Chandrasekhar, A., et al. "Smartphone-based blood pressure monitoring via the oscillometric finger-pressing method." 
    Science Translational Medicine 10.431 (2018).
     

  2. Chandrasekhar, A., et al. "An iPhone application for blood pressure monitoring via the oscillometric finger pressing method." 
    Scientific Reports 8.1 (2018).
     

  3. Chandrasekhar, A., et al. "Formulas to Explain Popular Oscillometric Blood Pressure Estimation Algorithms."  
    Frontiers in Physiology 10 (2019).
     

  4. Yavarimanesh, M., Chandrasekhar, A., Hahn, J. O., & Mukkamala, R. "Commentary: Relation between Blood Pressure and
    Pulse Wave Velocity for Human Arteries." 
    Frontiers in Physiology 10 (2019).
     

  5. Block, R. C., Yavarimanesh, M., Natarajan, K., Carek, A., Mousavi, A., Chandrasekhar, A., Kim, C. S., Zhu, J., Schifitto, G.,
    Mestha, L. K., Inan, O. T., Hahn, J. O., & Mukkamala, R., “Conventional Pulse Transit Times as Markers of Blood Pressure in Humans." 
    Scientific Reports 10.1 (2020).
     

  6. Chandrasekhar, A., Yavarimanesh, M., Natarajan, K., Hahn, J. O., & Mukkamala, R. "PPG sensor contact pressure should be taken into account for cuff-less blood pressure measurement."
    IEEE Transactions on Biomedical Engineering 67.11 (2020).
     

  7. Natarajan, K., Block, R. C., Yavarimanesh, M., Chandrasekhar, A., Mestha, L. K.,  Inan, O. T. , Hahn, J. O., & Mukkamala, R. "Photoplethysmography Fast Upstroke Time Intervals Can Be Useful Features for Cuff-Less Measurement of Blood Pressure Changes in Humans."
    IEEE Transactions on Biomedical Engineering     (2021).
     

  8. Dhamotharan, V., Chandrasekhar, A., Cheng, H. M., Chen, C. H., Sung, S. H., Landry, C., Hahn, J. O., Mahajan, A., Shroff, S. G., & Mukkamala, R., “Mathematical Modeling of Oscillometric Blood Pressure Measurement: A Complete, Reduced Oscillogram Model.”
    IEEE Transactions on Biomedical Engineering 70.2 (2022)
     

  9. Freithaler, M., Chandrasekhar, A., Dhamotharan, V., Landry, C., Shroff, S. G., Mukkamala, R., “Smartphone-Based Blood Pressure Monitoring via the Oscillometric Finger Pressing Method: Analysis of Oscillation Width Variations Can Improve Diastolic Pressure Computation.” 
    IEEE Transactions on Biomedical Engineering  (2023)
     

  10. Chandrasekhar, A., et al. “Tissue perfusion pressure enables continuous hemodynamic evaluation and risk prediction in the intensive care unit.”
    Nature Medicine (2023)

Conference Proceedings

  1. Chandrasekhar, A., et al. "A novel magnetic plethysmograph for non-invasive evaluation of arterial compliance." In Engineering in Medicine and Biology Society, 34th Annual International Conference of the IEEE, (2012).
     

  2. Chandrasekhar, A., et al. "Local pulse wave velocity estimation using magnetic plethysmograph." In Engineering in Medicine and Biology Society, 35th Annual International Conference of the IEEE, (2013).

Patents 

  1. Chandrasekhar, A., Hahn, J. O, Mukkamala, R.  Methods and apparatus for cuff-less blood pressure measurement in mobile device.  MSU TEC2016-0082.  US 10,398,324.  US 11,179,047, US 11,684,274.  Patent pending.  (Licensed to Digitouch Health) 
     

  2. Chandrasekhar, A., Hahn, J. O, Mukkamala, R.  Method and apparatus for cuff-less blood pressure measurement in mobile device.  MSU TEC2018-0027.  (Licensed to Digitouch Health) 
     

  3. Chandrasekhar, A., Mukkamala, R.  Smartphone-based blood pressure monitoring via the tonometric finger pressing method.  MSU TEC2018-0089. 
     

  4. Chandrasekhar, A., Mukkamala, R., Natarajan, K., Yavarimanesh, M.  A smartphone application for blood pressure monitoring via the oscillometric finger pressing method.  MSU TEC2018-0169.  Patent pending.   (Licensed to Digitouch Health) 
     

  5. Mukkamala, R., Mahajan, A., Xiong, F., Freithaler, M., A., Shroff, S., G., Dhamotharan, V., Chandrasekhar, A. Methods and systems for measurement of blood pressures.  Pitt Ref. No. 05570.  PCT patent pending
     

  6. Mukkamala, R., Freithaler, M., A., Dhamotharan, V., Landry, C., Shroff, S. G., Chandrasekhar, A.  Device, system, and method for blood pressure measurement.  Pitt Ref. No. 06075.  Patent pending. 
     

  7. Chandrasekhar, A., Padróos-Valls, R., Aguirre, A., “System and methods for measuring critical closing pressure and tissue perfusion pressure in patients.” Patent filed 

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