Tunable diaphragm thev naus laus zis yog a 3M inventionuas pab ua kom auscultating tus neeg mob yooj yim dua thiab ua tau zoo dua. Nws cia koj hnov cov suab sib txawv los ntawm kev kho qhov siab ntawm koj lub hauv siab ntawm koj lub 3M™ Littmann® Stethoscope.
hom stethoscope twg yog qhov zoo tshaj?
Qhov zoo tshaj plaws Stethoscopes rau cov kws kho mob ua pa thiab cov kws kho mob:
- 1 - 3M Littmann Classic III Stethoscope. …
- 2 - MDF Rose Kub MD Ib Hwm Dual Head Stethoscope. …
- 3 – 3M Littmann Lightweight II S. E. Stethoscope. …
- 4 - MDF Acoustica Deluxe Lub teeb yuag dual lub taub hau Stethoscope. …
- 5 – 3M Littmann Cardiology IV Stethoscope.
Dab tsi yog ob lub lumen stethoscope?
Ouble lumen stethoscopes yog qhov rhiab dua li ib lub lumen stethoscopes vim lawv muab ib tus neeg lub suab rau txhua pob ntsegQhov no tso cai rau koj hnov cov yam ntxwv ntawm lub siab lub suab thiab yws ntau dua.. Feem ntau cov tuam txhab ua "dual-channel" stethoscopes nrog ob lub lumens hauv ib lub raj.
Lub tshuab ntsuas hluav taws xob ua li cas?
Ib lub tshuab ntsuas hluav taws xob overcomes the low sound levels by electronically amplifying the body sounds. Electronic stethoscopes hloov cov suab nrov acoustic tau los ntawm lub hauv siab daim rau hauv cov teeb liab hluav taws xob uas tuaj yeem ua kom nrov nrov rau kev mloog zoo.
Lub tswb me me ntawm lub tshuab raj siv rau dab tsi?
A Tswb thiab Diaphragm
Lub stethoscope muaj ob lub taub hau sib txawv kom tau txais suab, tswb thiab lub diaphragm. Lub tswb yog siv los ntes cov suab qis thiab lub diaphragm txhawm rau txheeb xyuas cov suab nrov nrov.
