scholarly journals APPLICATION OF MOBILE PHONE-BASED PORTABLE MICROSCOPY IN CLINICAL HISTOPATHOLOGY: A FEASIBILITY STUDY

2018 ◽  
Author(s):  
A S M Waliullah

Objectives: To check the feasibility of using mobile phone-based microscopy for various types of human histopathological sample investigations. Methodology: A feasibility study was performed by imaging several histopathological samples with one novel type of microscope ‘Foldscope’ and image compared with a conventional microscope in the laboratory facility. The image acquired from both sources were edited further and put together for comparison. Results: Mobile phone-based microscope acquired images were observed and compared with a conventional microscope and found morphology of the tissue sections were significantly similar as of conventional light microscope images. Conclusion: By comparing the image of some non-human histopathological sample, it could be stated that this method is also feasible for human histopathological sample investigations, especially in the low resource area or in case of emergency situations.

2018 ◽  
Author(s):  
A S M Waliullah

Objectives: To check the feasibility of using the mobile phone-based microscope for blood cell counting from human blood histological sample. Methodology: A feasibility study was performed by imaging blood histology samples with one novel type of microscope “Foldscope” and image compared with a conventional microscope in the laboratory facility. The image acquired from both modalities were processed further and compared and analyzed. Results: Mobile phone-based microscope acquired images were observed and compared with a conventional microscope and found the blood cell counting feasibility and morphology analysis of the blood histology sample were significantly similar as of conventional light microscope images. Conclusion: By comparing the image from both microscopes, it could be stated that this method is feasible for human blood histopathological sample investigations like blood cell counting and morphology analysis especially in the low resource area or in case of any emergency situations.


2018 ◽  
Vol 4 (3) ◽  
pp. 76-79
Author(s):  
Waliullah A S M

Objectives: To check the feasibility of using the mobile phone-based microscope for blood cell counting from human blood histological sample. Methodology: A feasibility study was performed by imaging blood histology samples with one novel type of microscope “Foldscope” and image compared with a conventional microscope in the laboratory facility. The image acquired from both modalities were processed further and compared and analyzed. Results: Mobile phone-based microscope acquired images were observed and compared with a conventional microscope and found the blood cell counting feasibility and morphology analysis of the blood histology sample were significantly similar as of conventional light microscope images. Conclusion: By comparing the image from both microscopes, it could be stated that this method is feasible for human blood histopathological sample investigations like blood cell counting and morphology analysis especially in the low resource area or in case of any emergency situations. 


Author(s):  
Hanneke Poort ◽  
Annelise Ryan ◽  
Katelyn MacDougall ◽  
Paige Malinowski ◽  
Anna MacDonald ◽  
...  

1999 ◽  
Vol 193 (3) ◽  
pp. 212-226 ◽  
Author(s):  
C. ORTIZ DE SOLORZANO ◽  
E. GARCIA RODRIGUEZ ◽  
A. JONES ◽  
D. PINKEL ◽  
J. W. GRAY ◽  
...  

Author(s):  
Piotr Jankowski ◽  
Katarzyna Mycroft ◽  
Piotr Korczyński ◽  
Łukasz Kołtowski ◽  
Mateusz Soliński ◽  
...  

2014 ◽  
Vol 16 (7) ◽  
pp. 454-459 ◽  
Author(s):  
Nazar S. Haddad ◽  
Robert Istepanian ◽  
Nada Philip ◽  
Faris A.K. Khazaal ◽  
Thamer A. Hamdan ◽  
...  

Author(s):  
Hussain A Attia ◽  
Beza Negash Getu ◽  
Hasan Ghadban ◽  
Ahmed K ◽  
Abu Mustafa

In this paper, we design, construct as well as test and analyze an electronic circuit that can be used as a solar portable charger for mobile phone devices using the solar energy as a source of electric power. A suitable small size solar cell panel is selected that is easy to carry to any locations farther from city electric grids. The alternative use of the solar energy as power source is helpful in outdoor emergency situations and avoids the traditional way of waiting beside an electrical sockets or outlets for charging. We suggest here a special electronic design and construction with an important merit related to controlling battery charging currents. Software verification and simulations, laboratory experiments on the circuit, practical testing to the charging capabilities; all these are discussed in this paper.


Author(s):  
A. Boyde

It has been proposed that an overriding advantage of the “black-box” configuration of confocal scanning laser microscope (CSLM) is that it enables the use of all the familiar and conventional light microscope (LM) modes to discover a location of interest in a prepared, contrived, biological sample and then to switch to the confocal mode when desired. By implication, it has been assumed that this would not be possible in the Tandem Scanning Reflected Light Microscope (TSM). It is shown here that such suppositions are incorrect, and that correlations with different LM modes are very easily achieved in standard TSMs. In fact, because of the slow scanning speed of existing commercial CSLMs, it is not just an advantage to have other modes of image formation available, but a pure necessity, since finding the area of interest would otherwise be too difficult.


Author(s):  
G. Schatten ◽  
S. Paddock ◽  
P. Cooke ◽  
J. Pawley

Confocal microscopy holds great promise for improved imaging of fluorescent or reflective biomedical specimens. The IMR is actively investigating the advantages and optimal usage of the Medical Research Council's Lasersharp laser - scanning confocal microscope and Tracor/Northern's Tandem Scanning Microscope, which benefits from the principles outlined by Petran et al. and Boyde.Quantitative evaluation of microscopic images has always been complicated by the effect of out-of-focus structures on the final image. These effects can be greatly reduced if the conventional light microscope is replaced by a scanning-confocal light microscope. In such an instrument two conditions are met: 1) only a single point of the sample is illuminated at any time and 2) this point on the sample is then imaged onto the pinhole at the entrance to the photodetector. Because little light from out-of-focus planes will pass through the pinhole, only in-focus data is recorded.


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