• \ 11 



I II \l-l I 



I LINK \i. M'l'i.n \i [( i;i UN I'll 



METHODS I 



POLYSPHYGMOGRAMS 



Venous Pulse Tracings, [i 

 technic is usuall} follou ed: i 

 with liis head Blightlj raised !•; 

 receh er tliistlr funne 

 ■ •I* the neck. This li«-s imm< 

 The Btj !•• of the ambou mal 



amount of fricl i"ii OD the 



can aol 1"' interpreted withoul 

 the button of a i ng tambo 



and the Bt} le of its r rding I 



drum in the same perpendicula 



Tracings ahould be taken w ith 

 speed and before « 1 i-t u i-l mh lt th< 



they sliuiilil be I to il 



tationai 

 permil of accur 



should alwaj b I 

 ihown in 



interpret tl • 



pill- 



thi> is done «'ii the radial 

 in fronl <>t' it 



.r..,t 





• m of the puis 

 Tl 

 ginning "t" the Bph 

 ing <»t" the semilum 



■ alignment 

 the sponding 



wave i . which 

 auriculo> entricu 



»mall 



