Final checks before Chris's tests. Updated typms guide

This commit is contained in:
2019-01-25 20:11:21 +00:00
parent 33d2c4794b
commit 26017e5a57
2 changed files with 22 additions and 21 deletions
+1 -1
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@@ -124,7 +124,7 @@ class DaTestThread(BaseThread):
snrs = np.append(snrs, np.inf)
snrs = np.append(snrs, 10.0)
self.si = np.append(self.si, np.inf)
self.si = np.append(self.si, (10.0*(4*s_50))-srt_50)
self.si = np.append(self.si, 10.0)
self.snr_fs = 10**(-snrs/20)
self.snr_fs[self.snr_fs == np.inf] = 0.
+21 -20
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@@ -12,32 +12,33 @@
<h3>Procedure:</h3>
<ol>
<li>Questions to ask:
<ul>
</ul>
</li>
<li>Explain and demonstrate procedure
<ul>
<li> "I am going to test your hearing by measuring the
quietest sounds that you can hear. As soon as you hear
a sound (tone), press the button. Keep it pressed for
as long as you hear the sound (tone), no matter which
ear you hear it in. Release the button as soon as you
no longer hear the sound (tone). Whatever the sound,
and no matter how faint the sound, press the button as
soon as you think you hear it, and release it as soon
as you think it stops."</li>
<li>Tones may be heard in either ear</li>
<li>Instruct participant to report any discomfort or
pain experienced during the examination</li>
<li>If needed the test can be stopped at any time</li>
<li>
I will insert a probe into the opening of your ear
canal. The probe has a soft tip to seal the ear. You
will feel some pressure in your ear for a few seconds
while I measure the function of your middle ear. This
test is automatic and I do not require you to do
anything, but please avoid any unnecessary movement and
avoid speaking or swallowing after the probe has been
inserted. Should you find the procedure painful and
want me to stop, please indicate this by either saying
"stop" or by raising your hand
</li>
</ul>
</li>
<li>Perform procedure
<ul>
<li>Freq. order: 1000, 2000, 4000, 8000, 500, 250, 1000 (again)</li>
<li>Decrease by 10dB until no response, increase by 5 dB until response</li>
<li>When subject responds to 2/3, 3/4 (&gt;50%), take this as the threshold</li>
<li>Turn on tympanometer</li>
<li>Check that it is set to 226Hz</li>
<li>Check that the correct ear is selected</li>
<li>Choose appropriate tip for probe</li>
<li>Insert probe, bracing with inserting hand and twisting
towards face for tight seal</li>
<li>Press start to take measurement</li>
<li>Change ear setting and repeat</li>
<li>Press "Page" then "Print" to print results</li>
</ul>
</li>
</ol>