An atmospheric pressure non-thermal plasma needle for endodontic biofilm disinfection

Author(s):  
C. Jiang ◽  
M. A. Gundersen ◽  
C. Schaudinn ◽  
P. Webster ◽  
D. E. Jaramillo ◽  
...  
Author(s):  
Jennifer L. Zirnheld ◽  
Thomas M. DiSanto ◽  
Kevin M. Burke ◽  
Shoshanna N. Zucker ◽  
Kasra Etemadi

2018 ◽  
Vol 16 (36) ◽  
pp. 66-72
Author(s):  
Ahmed Mahmoud Shihab

Cold plasma is a relatively low temperature gas, so this feature enables us to use cold plasma to treat thermally sensitive materials including polymers and biologic tissues. In this research, the non-thermal plasma system is designed with diameter (3 mm, 10 mm) Argon at atmospheric pressure as well as to be suitable for use in medical and biotechnological applications.The thermal description of this system was studied and we observed the effect of the diameter of the plasma needle on the plasma, when the plasma needle slot is increased the plasma temperature decrease, as well as the effect of the voltages applied to the temperature of the plasma, where the temperature increasing with increasing the applied voltage . Results showed that the plasma temperature would be low, which enables the use of this system in many medical aspects.


2019 ◽  
Vol 14 (29) ◽  
pp. 101-106
Author(s):  
Kadhim A. Aadim

Non-thermal argon plasma needle at atmospheric pressure wasconstructed. The experimental setup was based on a simple and lowcost electric component that generates a sufficiently high electricfield at the electrodes to ionize the argon gas which flow atatmospheric pressure. A high AC power supply was used with 1.1kV and 19.57 kHz. Non-thermal Argon plasma used on bloodsamples to show the ability of non-thermal plasma to promote bloodcoagulation. Three tests have been done to show the ability of plasmato coagulate both normal and anti-coagulant blood. Each bloodsample has been treated for varying time from 20sec. to 180sec. atdifferent distances. The results of the current study showed that thecold plasma produced from argon significantly increase the in vitrospeed of blood coagulation, the plasma increases activation andaggregation of platelets, causes proliferation of fibroblasts and fibrinproduction accelerates blood coagulation.


2021 ◽  
pp. 223-251
Author(s):  
Mahreen ◽  
Priyanka Prasad ◽  
Satyananda Kar ◽  
Jatindra K. Sahu

2015 ◽  
Vol 12 (10) ◽  
pp. 1069-1074 ◽  
Author(s):  
Yongdong Liang ◽  
Yinglong Li ◽  
Ke Sun ◽  
Qian Zhang ◽  
Wei Li ◽  
...  

2018 ◽  
Vol 38 (6) ◽  
pp. 1181-1197 ◽  
Author(s):  
Tomasz Czapka ◽  
Irena Maliszewska ◽  
Joanna Olesiak-Bańska

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