Kujera ita ce ta magance matsalar zama;Ergonomic kujera shine don magance matsalar zama.
Dangane da sakamakon binciken karfi na lumbar intervertebral diski na uku (L1-L5):
Kwance a kan gado, ƙarfin da ke kan kashin lumbar shine lokacin 0.25 na daidaitattun matsayi, wanda shine mafi kwanciyar hankali da jin dadi na kashin baya.
A cikin yanayin zama na yau da kullun, ƙarfin da ke kan kashin lumbar yana da sau 1.5 na daidaitaccen matsayi, kuma ƙashin ƙugu yana tsaka tsaki a wannan lokacin.
Ayyukan sa kai, ƙarfin kashin baya na lumbar don daidaitaccen matsayi na 1.8 sau, lokacin da ƙashin ƙugu ya karkata gaba.
Shugaban ƙasa a kan tebur, ƙarfin kashin baya na lumbar don daidaitaccen matsayi na 2.7, shine mafi yawan rauni ga yanayin zama na lumbar.
The backrest kwana ne kullum tsakanin 90 ~ 135°.Ta hanyar haɓaka kwana tsakanin baya da matashin kai, ana barin ƙashin ƙugu ya karkata baya.Bugu da ƙari, goyon bayan gaba na matashin lumbar zuwa lumbar kashin baya, kashin baya yana kula da al'ada na S-shaped curvature tare da duka sojojin.Ta wannan hanyar, ƙarfin da ke kan kashin lumbar yana da sau 0.75 a tsaye a tsaye, wanda ba zai iya gajiya ba.
Backrest da goyon bayan lumbar shine ruhun kujerun ergonomic.Kashi 50% na matsalar ta'aziyya ta samo daga wannan, sauran 35% daga matashin kai da 15% daga madaidaicin hannu, madaidaicin kai, ƙafar ƙafa da sauran ƙwarewar zama.
Yadda za a zabi kujera ergonomic daidai?
Kujerar Ergonomic samfuri ne na keɓancewa tunda kowane mutum yana da tsayinsa, nauyi da girmansa.Sabili da haka, kawai girman girman da ya dace zai iya haɓaka tasirin ergonomics, kamar tufafi da takalma.
Dangane da tsayi, akwai iyakantattun zaɓuɓɓuka don mutanen da ke da ƙaramin girman (kasa da 150 cm) ko girman girma (sama da 185 cm).Idan kun kasa yin zaɓi mafi kyau, ƙafãfunku na iya da wuya su taka ƙasa, tare da maƙale a kai da wuyan ku.
Dangane da nauyin nauyi, mutane masu bakin ciki (a kasa 60 kg) ba su ba da shawarar zabar kujeru tare da goyon bayan lumbar mai wuya ba.Ko ta yaya ake gyarawa, kugu yana shaƙewa da rashin jin daɗi.Mutane masu ƙiba (sama da kilogiram 90) ba sa ba da shawarar zaɓar kujerun raga na roba masu tsayi.Cushions zai kasance da sauƙin nutsewa, yana haifar da ƙarancin jini a cikin ƙafafu da sauƙi a cikin cinya.
Mutanen da ke fama da rauni a kugu, ciwon tsoka, fayafai masu ɓarna, kujera mai goyon bayan sacral ko kyakkyawan baya da haɗin gwiwa za a ba da shawarar sosai.
Kammalawa
Kujerar ergonomic tsari ne mai zagaye, sassauƙa da daidaitacce tsarin tallafi.Komai tsadar kujerar ergonomic, ba zai iya kaucewa cutar da zama ba gaba ɗaya.
Lokacin aikawa: Dec-02-2022