Tus kab mob ntshav qab zib ntau npaum li cas?

Cov txheej txheem:

Tus kab mob ntshav qab zib ntau npaum li cas?
Tus kab mob ntshav qab zib ntau npaum li cas?
Anonim

Rau $24.99 koj tau txais cov khoom siv uas siv tib lub thev naus laus zis, ~ 700 nm lub teeb zaus uas yog ib txwm nqus los ntawm cov ntshav thiab ntiab tawm qhov tsaus ntuj, duab ntxoov ntxoo zoo li cov tsos ntawm tob veins.

Tus nqi nrhiav tus kab mob ntau npaum li cas?

Qhov no yog txhawm rau hais txog tus nqi kwv yees ntawm cov khoom lag luam vein finder siv NIR thev naus laus zis rau kwv yees 4500 USD (portable) txog 27,000 USD (tsis yog-portable) [38].

Puas nrhiav cov leeg ua haujlwm?

Cov cuab yeej ua haujlwm los ntawm kev siv cov cuab yeej siv hluav taws xob pom kev pom zoo uas ci ntsa iab lub teeb infrared rau ntawm cov neeg mob daim tawv nqaij. Lub hemoglobin (oxygen-carrying protein) nyob rau hauv tus neeg mob cov ntshav absorbs lub teeb, tsim ib tug liab qauv uas pom tau nyob rau saum npoo ntawm daim tawv nqaij.

Lub teeb zoo li cas qhia koj cov leeg?

Vein visualization (tseem hu ua vein illumination) siv Near-infrared (NIR) imaging txhawm rau kuaj cov leeg. Cov cuab yeej pov thawj no ua kom pom tseeb ntawm cov leeg hauv qab ntawm daim tawv nqaij. Lub AccuVein ntiav ob qhov kev nyab xeeb barcode-scanner chav kawm lasers: ib qho infrared pom thiab pom liab.

Koj puas pom koj cov leeg nrog lub teeb nyem?

Raws li koj xav tau, feem ntau ntawm lub teeb (ntawm tag nrho cov xim) tawm ntawm koj cov tawv nqaij, tab sis yog tias koj tuav lub teeb nyem ze, qee qhov nws yuav nkag mus. … Lub teeb liab dhau los ntawm cov ntshav hauv koj cov hlab ntsha, tab sis yog nqus los ntawm cov ntshav hauv koj cov leeg. Yog vim li cas koj cov leeg tshwm simdub.

Pom zoo:

Nthuav cov khoom
Thaum twg yog lub npe hu ua neologism?
Nyeem ntxiv

Thaum twg yog lub npe hu ua neologism?

Thaum twg yog lub npe hu ua neologism? Thaum ib tug eponym (ib lo lus raws li lub npe ntawm ib tug neeg los yog ib qho chaw) yog siv los ua ib lo lus tshiab nyob rau hauv cov lus, nws yog ib tug neologism. Thaum Earl ntawm Sandwich cov phooj ywg pib hu nws cov khoom noj txom ncauj tshiab "

Cov ntshav oxygenated los ntawm qhov twg?
Nyeem ntxiv

Cov ntshav oxygenated los ntawm qhov twg?

Lub plawv muaj plaub chav uas cov ntshav ntws. Ntshav nkag mus rau sab xis atrium thiab dhau los ntawm txoj cai ventricle. Lub ventricle txoj cai tso cov ntshav mus rau lub ntswsqhov uas nws ua oxygenated. Cov ntshav oxygenated tau coj rov qab mus rau lub plawv los ntawm cov hlab ntsha pulmonary uas nkag mus rau sab laug atrium.

Koj puas tuaj yeem thov aia ntawm cov khoom tsis muaj nqis?
Nyeem ntxiv

Koj puas tuaj yeem thov aia ntawm cov khoom tsis muaj nqis?

Nws yuav muaj txiaj ntsig zoo rau kev xaiv tsa raws li s815 CTA 2009 yog tias thov cov peev nyiaj pab yuav muab kev pab sai dua li txiav tawm cov nqi txiav tawm lossis cov nqi cuam tshuam raug lees paub hauv cov nyiaj (piv txwv li, vim tias Nyiaj Txiag Nyiaj Txiag Txhua Xyoo (AIA) yuav them.