Nkọwa

High Flow Nasal Cannula (HFNC), abụghị naanị cannula nasal ọkọlọtọ cranked ruo oke nrịba mmiri.Ọ na-ewe gas n'ezie na ike ikpo ya 37 ℃ na a 100% ikwu iru mmiri na ike ịnapụta 0.21 ~ 1.00% fio2 na eruba ọnụego nke ruo 70 lita / min.Enwere ike ịdepụta ọnụego nrịba na fio2 na-adabereghị n'ọsọ onye ọrịa gị yana ihe fi02 chọrọ.

Usoro ọgwụgwọ cannula na-eru eru dị elu bụ ụdị nkwado iku ume na-adịghị emerụ ahụ nke ejirila tụnyere nrụgide ikuku na-aga n'ihu (CPAP).

Ngwa

Ojiji nke HFNC na ndị ọrịa nwere nnukwu nkụda obi / pulmonary edema

Isi mmetụta physiological nke HFNC bụ mmezi nke alveolar FiO2 kwụsiri ike, ezigbo iru mmiri nke mucosa ikuku, mbelata oghere nwụrụ anwụ, ọgbọ nke nrụgide njedebe njedebe dị mma (PEEP), n'ikpeazụ na-enye mbelata nke iku ume iku ume na n'ime. ọrụ nke iku ume.

Uru

N'oge ọrịa a, micomme nyere ihe karịrị nkeji 7000 n'ụwa niile.

Ka ọ dị ugbu a, micomme nwere ihe karịrị 50% oke ahịa na oke erute na China.

Akpaaka O₂teknụzụ nchịkwa ịta ahụhụ

• 21% ~ 100% O₂itinye uche na-agbanwe na 1% na-edozi nkenke.
• Ngwakọta ikuku oxygen-gas arụnyere n'ime ya iji chịkwaa oxygen n'ụzọ ziri ezi yana mezie mkpokọta oxygen.

Na-ebelata oghere ndị nwụrụ anwụ nke ọma na 60L / min elu eruba

Usoro nchịkwa mmiri nwere ọgụgụ isi, na-ejupụta na-akpaghị aka ma na-edobe ọkwa mmiri kachasị mma n'ime ụlọ mmiri.

Nkọwapụta