Two-purpose stethoscope (full copper listening head)
1. It is used to auscultate the sound changes of human heart, lung and other organ activities,
2. Flat auscultation head is often used to auscultate high-pitched murmurs
3. The bell-shaped auscultation head is often used to auscultate low-pitched murmurs
Instructions 1. Put the earplugs in the ear, hold the auscultation head and extend it to the desired part for diagnosis and listening; 2. According to different needs, choose the auscultation head you need. 3. Multi-functional stethoscope. The dual-function large and small flat stethoscope heads are installed on the rotatable double-headed drum, and 4. It includes a precise leak-proof rod valve. Gently tap the diaphragm with your hand, you can hear the sound, so you can confirm that the stethoscope is in the standby state. 5. If you can't hear the vibration sound, you can turn the listening head 180 degrees to hear the "click" sound to indicate that it is in place, and then tap the diaphragm with your hand on the opposite side. At this time, you should hear the vibration sound, indicating that the stethoscope has been set. Ready to use. 6. If you need to use another auscultation head, follow the above method and steps. other considerations Replacement of earplugs: 1. Replacement cycle: Replace if damaged. 2. Replacement method: Thread fit, unscrew the original old earplugs, align the new earplugs with the earrings, and rotate them in place. Diaphragm replacement: Replacement cycle: damaged replacement; replacement method: 1. Unscrew the pressure ring on the auscultation head, remove the old diaphragm, put the new diaphragm into the pressure ring, screw it into the auscultation head and press it tightly. 2. The multifunctional stethoscope scratches and pulls out the diaphragm that needs to be replaced, then unscrews the cover ring, puts the new diaphragm into the pressure ring, and screws it into the stethoscope head for compression.