Bere a awɔw bere rebɛn no, wɔn a wɔpɛ mmepɔw so fi Alps kosi China Bepɔw Siguniang so no reyɛ mfutuma afi wɔn nneɛma so. Nanso saa Instagram-fata vistas no wɔ ahunahuna a ɛyɛ sum ase a ɛwɔ hɔ no ase: Altitude hypoxia —asiane a wo nipadua no remmɔ wo kɔkɔ kosi sɛ ɛbɛyɛ nea ɛho hia kɛse.
Hypoxia: sum ase ahunahuna a wuntumi nte nka no . Sɛ ɛyɛ mita 3,000 a, oxygen dodow so tew 30%, nanso ebia w’amemene no ahoyeraw nsɛnkyerɛnne mma da. Case in point: 2024 Himalaya ɔforotefo bi buu n’ani guu ne oximeter no 68% SPO2 kɔkɔbɔ no so, na odii mfomso susuwii sɛ amemene mu akisikuru a ɛma obi ho yɛ no hyew no.
Asiane a aniwa nhu no ▶ 85-90% SPO₂ : Ti a ɛyɛ yaw a ɛnyɛ den (a ɛtaa yɛ basaa ne nsu a ɛtɔ) ▶ 75-85% SPO₂ : gyinaesi ho nimdeɛ a ofirikafo a wabow nsa yɛ ▶ a ɛba fam sen 70% SPO₂ : Asiane a ɛkorɔn a ɛfa ahobrɛase ho a ɛyɛ hu a ɛyɛ hu anaa owu
Na 'anigye hypoxia' paradox wo SPO2 betumi akɔ fam akɔ 75% bere a wote nka sɛ ɛyɛ fɛ yiye —te sɛ 2023 Colorado Hiker a na ohia ogye bere a wasi so dua sɛ 'ɔtee nka kɛse' wɔ 72% akyi ..
Asiane abien a edi awu a ɛne sɛ wobebu wɔn ani agu SPO2 so .
1. hypoxia afiri a ɛyɛ anigye .
Wo SPO2 dips below 80% , nanso wopow no sɛ ' kɛkɛ ɔbrɛ .'.
Wo survival instincts no de asiane ho nsɛnkyerɛnne no sie.
2. Nyarewa a ekum nnipa ntɛmntɛm .
AMS (a ɛyɛ bepɔw so yare a ɛyɛ hu): SPO2 <88% + tiyɛ = Kɔkɔbɔ a ɛba ntɛm .
Hape (pulmonary edema): SPO2 a ɛbɔ + pink frothy spit = ahurututu a nsu ahyɛ mu ma .
Hace (amemene mu edema): SPO2 <70% + adwene a ɛyɛ basaa = nnɔnhwerew a efi owu mu .
Altitude survival cheat sheet (fibea: Amanaman Ntam Fekuw a Ɛhwɛ Mmepɔw So, 2024) .
ɔsorokɔ .
Asiane a ɛwɔ hɔ .
Adeyɛ a wɔhwehwɛ .
8,200ft (2,500m) .
<92% .
Monitor dɔnhwerew biara .
11,500ft (3,500m) .
<88% .
Gyina foro no so .
14,800ft (4,500m) .
<82% .
Ahomegye ntɛm ara .
18,000ft (5,500m) .
<75% .
siane mprempren .
a wɔde di dwuma . Pulse oximeter for high altitude hiking boa adventures ma wohu nsakrae wɔ bere ankasa mu na wohu hypoxia ho kɔkɔbɔ sɛnkyerɛnne ntɛm ansa na sɛnkyerɛnne ahorow no ada adi. Sɛ wo SPO2 no so tew boro 10% sɛ wode toto wo mfiase a, ɛyɛ bere a ɛsɛ sɛ wohome, sian, anaasɛ wohwehwɛ ayaresa.
Wo gear a ɛsɛ sɛ wunya: a ɛyɛ adwuma pii . oximeter
Eyi nyɛ nea wopɛ —ɛyɛ w’ani a ɛto so abien, akyi a wodi: bere ankasa mu SPO2 (so worenya oxygen a ɛdɔɔso?) koma /pulse rate (so wo nipadua yɛ adwuma boro so?) su ahorow (so altitude yare no rekɔ so?)
Paw wo LifeSaver Ɛsɛ a ɛkorɔn sɛ oximeter yɛ:
pɛpɛɛpɛ a ɛkorɔn (mfomso margin ≤±2%) .
Multi-functional (SPO2, HR/PR, Perfusion Index) a nsuo ntumi nkɔ mu (ma osuo/sukyerɛmma) bluetooth-enabled (sɛ wɔde bedi nsɛm a ɛrekɔ so no akyi denam apps so) .
Dɛn nti na Joytech?
✔ Nneɛma pii a wɔde hwɛ nneɛma so (spo2, HR, perfusion index) .
✔ Lab-adansedie a ɛyɛ pɛpɛɛpɛ : .
SPO2 Akenkan 70%-100% ( ±2% ) .
Pulse rate akenkan 30-100bpm( ±2bpm ) .
101-240bpm( ±2 % ) .
✔ Pi+Plethysmograph: Ɛgye tom sɛ ɛyɛ pɛpɛɛpɛ
✔ W ater-proof .
✔ Bluetooth a wopɛ .
✔ C O MPACT na emu yɛ hare .
3 Mmara a ɛfa nkwa ho .
Sɔ hwɛ 1,600ft biara (500m) : Wo SPO2 a woregye w’ahome no ɛnsɛ sɛ ɛba fam >5% .
Anadwo Check : Sɛ anadwo akenkan yɛ 10% a ɛba fam sen awiabere— siane .
Akɔmbɔ a ɛwɔ wim akyi : A 10% SPO2 a ɛba fam wɔ dwumadi akyi no kyerɛ ɔhaw .
Kae : Summits yɛ optional, nanso nkwa nna nyɛ. Ma nyansahu —ɛnyɛ wo nkatede—nkyere wo foro no.
