Improvement of the accuracy in the optical hematocrit measurement by optimizing mean optical path length

Artificial Organs

Volumn 33, Issue 9, 2009, Pages 749-756

  Oshima, Shiori ^a   Sankai, Yoshiyuki ^a  

^a UNIVERSITY OF TSUKUBA   (Japan)

Author keywords

Accuracy improvement; Artificial heart; Hematocrit measurement; Optical sensing

Indexed keywords

ARTIFICIAL HEART; BLOOD; FORWARD SCATTERING; TUBING;

ACCURACY IMPROVEMENT; FORWARD-AND-BACKWARD; HAEMATOCRIT; HEMATOCRIT MEASUREMENTS; MEAN OPTICAL PATH LENGTH; OPTICAL PATH LENGTHS; OPTICAL SENSING; OPTICAL TECHNIQUE; OPTICAL-; TWERSKY THEORY;

HEART;

ARTICLE; ARTIFICIAL HEART; ASSISTED CIRCULATION; CONCEPTUAL FRAMEWORK; CONTROLLED STUDY; DIAGNOSTIC ACCURACY; HEMATOCRIT; LIGHT SCATTERING; MATHEMATICAL ANALYSIS; OPTICAL BIOSENSOR; OPTICAL INSTRUMENTATION; PRIORITY JOURNAL; SIGNAL DETECTION; TUBE;

BOVINAE;

ANIMALS; BLOOD CIRCULATION; CALIBRATION; CATTLE; EQUIPMENT DESIGN; HEART, ARTIFICIAL; HEMATOCRIT; LASERS; MODELS, CARDIOVASCULAR; OPTICAL DEVICES; REPRODUCIBILITY OF RESULTS;

EID: 70349324594     PISSN: 0160564X     EISSN: 15251594     Source Type: Journal    
DOI: 10.1111/j.1525-1594.2009.00891.x     Document Type: Article

References (14)

1. Steuer RR, Bell DA, Barrett LL. Optical measurement of hematocrit and other biological constituents in renal therapy. Adv Ren Replace Ther 1999 6 : 217 224.
2. Wannamethee G, Perry IJ, Shaper AG. Haematocrit, hypertension and risk of stroke. J Intern Med 1994 235 : 163 168.
3. Quaknine-Orlando B, Samama CM, Riou B, et al. Role of the hematocrit in a rabbit model of arterial thrombosis and bleeding. Anesthesiology 1999 90 : 1454 1461.
4. Malagutti N, Karantonis DM, Cloherty SL, et al. Noninvasive average flow estimation for an implantable rotary blood pump: a new algorithm incorporating the role of blood viscosity. Artif Organs 2007 31 : 45 52.
5. Friebel M, Roggan A, Müller G, Meinke M. Determination of optical properties of human blood in the spectral range 250 to 1100 nm using Monte Carlo simulations with hematocrit-dependent effective scattering phase functions. J Biomed Opt 2006 11 : 34021.
6. Oshima S, Sankai Y. Simulator with photon and arbitrarily arranged RBC for hematocrit estimation. Conf Proc IEEE Eng Med Biol Soc 2007 2007 : 3623 3628.
7. Kaiwa T, Mori T, Kijima T, Nogawa M, Nojiri C, Takatani S. Measurement of blood hematocrit inside the magnetically suspended centrifugal pump using an optical technique: application to assessment of pump flow. Artif Organs 1999 23 : 490 495.
8. Bakker NJ. The applicability of Lambert-Beer's law. Doc Ophthalmol 1974 38 : 279 282.
9. Twersky V. Absorption and multiple scattering by biological suspensions. J Opt Soc Am 1970 60 : 1084 1093.
10. Sankai Y, Tsutsui T, Jikuya T, Shigeta O, Ohta M, Mitsui T. Method of noninvasive and continuous hemolysis/thrombogenesis measurement by laser photometry during artificial heart development. ASAIO J 1997 43 : M682 6.
11. Zhang S, Soller BR, Kaur S, Perras K, Salm TJV. Investigation of noninvasive in vivo blood hematocrit measurement using NIR reflectance spectroscopy and partial least-squares regression. Applied Spectroscopy 2000 54 : 294 299.
12. Ultracrit, Separation Technology, Inc. Available at: http://www. separationtechnology.com. Accessed July 2009.
13. Treo EF, Felice CJ, Tirado MC, Valentinuzzi ME, Cervantes DO. Hematocrit measurement by dielectric spectroscopy. IEEE Trans Biomed Eng 2005 52 : 124 127.
14. Mohapatra SN, Smith CW. Infrared isobestic region for whole blood. Med Biol Eng 1975 13 : 929 931.