Abstract
Dr. George E. Pfahler has presented two rather unique and practical ideas to prevent the omission of filters: one to be used where treatment is applied from above and the other for the couch type of equipment. We are publishing herewith a photograph of a method that we have found practicable and safe for the couch type. Our filters are 11 by 11 inches. We have secured a heavy piece of cardboard of the same dimensions, soldered a short loop of wire to the filter, and fastened one end of a piece of cord to the cardboard and the other to the filter. We have printed on the cardboard in rather large letters the thickness of the filter. There is one piece of cardboard permanently attached to each filter, and when a change of filter is made the piece of cardboard attached to that particular filter is hung on the wall in plain view, so that at all times one is able to see that there is a filter in place, and its thickness. (See illustration on page 60.) We believe this method has the following advantages: (1) The...
Sign-in/Register to access full text options 
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a callDisclaimer: All third-party content on this website/platform is and will remain the property of their respective owners and is provided on "as is" basis without any warranties, express or implied. Use of third-party content does not indicate any affiliation, sponsorship with or endorsement by them. Any references to third-party content is to identify the corresponding services and shall be considered fair use under The CopyrightLaw.
