46% o nā haki kuʻekuʻe wāwae rotational e hele pū ʻia me nā haki malleolar posterior. ʻO ke ʻano posterolateral no ka ʻike pololei ʻana a me ka hoʻopaʻa ʻana o ka malleolus posterior he ʻano hana ʻoki maʻamau i hoʻohana ʻia, e hāʻawi ana i nā pono biomechanical maikaʻi aʻe i hoʻohālikelike ʻia me ka hoʻemi pani ʻia a me ka hoʻopaʻa ʻana o ka wili anteroposterior. Eia nō naʻe, no nā ʻāpana haki malleolar posterior nui aʻe a i ʻole nā haki malleolar posterior e pili ana i ka posterior colliculus o ka medial malleolus, hāʻawi ke ʻano posteromedial i kahi hiʻohiʻona ʻoki maikaʻi aʻe.
No ka hoʻohālikelike ʻana i ka laulā o ka hōʻike ʻana o ka malleolus hope, ke koʻikoʻi ma ka pūʻolo neurovascular, a me ka mamao ma waena o ka ʻoki a me ka pūʻolo neurovascular ma waena o ʻekolu mau ʻano posteromedial like ʻole, ua hana nā mea noiʻi i kahi noiʻi cadaveric. Ua paʻi ʻia nā hopena i ka puke pai FAS. Ua hōʻuluʻulu ʻia nā mea i loaʻa penei:
I kēia manawa, aia ʻekolu mau ala posteromedial nui no ka hōʻike ʻana i ka malleolus posterior:
1. Medial Posteromedial Approach (mePM): Komo kēia ala ma waena o ka lihi hope o ka medial malleolus a me ke tendon tibialis posterior (Hōʻike ke Kiʻi 1 i ke tendon tibialis posterior).
2. Hoʻololi ʻia ke ʻano Posteromedial (moPM): Ke komo nei kēia ʻano ma waena o ke aʻalolo tibialis posterior a me ke aʻalolo flexor digitorum longus (Hōʻike ke Kiʻi 1 i ke aʻalolo tibialis posterior, a hōʻike ke Kiʻi 2 i ke aʻalolo flexor digitorum longus).
3. Ke Ala Hoʻokokoke Posteromedial (PM): Ke komo nei kēia ala ma waena o ka lihi medial o ke aʻalolo Achilles a me ke aʻalolo flexor hallucis longus (Hōʻike ke Kiʻi 3 i ke aʻalolo Achilles, a hōʻike ke Kiʻi 4 i ke aʻalolo flexor hallucis longus).
E pili ana i ke koʻikoʻi ma ka pūʻolo neurovascular, ʻoi aku ka haʻahaʻa o ke koʻikoʻi o ka PM ma 6.18N i hoʻohālikelike ʻia me nā ʻano mePM a me moPM, e hōʻike ana i ka haʻahaʻa o ka hiki ke hōʻeha ʻia ka pūʻolo neurovascular i ka wā o ke ʻoki ʻana.
Ma ke ʻano o ka laulā o ka hōʻike ʻana o ka malleolus hope, hāʻawi pū ke ʻano PM i kahi hōʻike nui aʻe, e ʻae ana i ka ʻike ʻia ʻana o 71% o ka malleolus hope. I ka hoʻohālikelike ʻana, ʻae nā ʻano mePM a me moPM no 48.5% a me 57% o ka malleolus hope, kēlā me kēia.
● Hōʻike ke kiʻikuhi i ka laulā hōʻike o ka malleolus hope no nā ʻano hana ʻekolu. Hōʻike ʻo AB i ka laulā holoʻokoʻa o ka malleolus hope, hōʻike ʻo CD i ka laulā hōʻike ʻia, a ʻo CD/AB ka lakio hōʻike. Mai luna a lalo, hōʻike ʻia nā laulā hōʻike no mePM, moPM, a me PM. Ua maopopo he ʻo ke ʻano PM ka laulā hōʻike nui loa.
E pili ana i ka mamao ma waena o ka ʻoki ʻana a me ka pūʻolo neurovascular, ʻo ke ʻano PM ka mamao loa, e ana ana he 25.5mm. ʻOi aku kēia ma mua o ka mePM's 17.25mm a me ka moPM's 7.5mm. Hōʻike kēia ʻo ke ʻano PM ka mea haʻahaʻa loa o ka hōʻeha ʻana o ka pūʻolo neurovascular i ka wā o ke ʻoki ʻana.
● Hōʻike ke kiʻikuhi i nā mamao ma waena o ka ʻoki ʻana a me ka pūʻolo neurovascular no nā ʻano hana ʻekolu. Mai ka hema a i ka ʻākau, ua hōʻike ʻia nā mamao no nā ʻano hana mePM, moPM, a me PM. Ua maopopo he mamao loa ka ʻano hana PM mai ka pūʻolo neurovascular.
Ka manawa hoʻouna: Mei-31-2024



