Chigaro ndechekugadzirisa dambudziko rekugara; Ergonomic chair ndeye kugadzirisa dambudziko rekugara.
Kubva pamigumisiro yechitatu lumbar intervertebral disc (L1-L5) simba rekutsvaga:
Akarara pamubhedha, simba riri pa lumbar spine i 0.25 nguva yemaitiro akamira akamira, iyo ndiyo yakanyanya kusununguka uye yakasununguka mamiriro e lumbar spine.
Pakugara kwakajairwa, simba riri palumbar spine rakapetwa ka1.5 kune rakajairwa kumira, uye pelvis haina kwayakarerekera panguva ino.
Basa rekuzvidira, simba remuzongoza rechimiro chakamira ka1.8, apo pelvis yakarerekera kumberi.
Musoro pasi patafura, iyo lumbar spine simba reiyo yakajairwa yakamira posture 2.7 nguva, ndiyo yakanyanya kukuvara kune lumbar musana wakagara posture.
Iyo backrest angle kazhinji iri pakati pe90 ~ 135 °. Nekuwedzera kona pakati pemusana uye cushion, pelvis inobvumirwa kutenderera shure. Pamusoro perutsigiro rwemberi rwe lumbar pillow kune lumbar spine, musana unochengetedza yakajairika S-yakaita curvature nemasimba ese ari maviri. Nenzira iyi, simba riri pa lumbar spine i 0.75 nguva yekumira, iyo isinganyanyi kuneta.
Backrest uye lumbar kutsigirwa ndiwo mweya we ergonomic chairs. 50% yedambudziko rekunyaradza rinobva pane izvi, mamwe 35% kubva kucushion uye 15% kubva kune armrest, headrest, footrest uye humwe ruzivo rwekugara.
Nzira yekusarudza sei ergonomic chair?
Ergonomic chair chigadzirwa chakasarudzika sezvo munhu wega ane hurefu hwake, huremu uye chikamu chemuviri. Naizvozvo, saizi yakaenzana chete ndiyo inogona kuwedzera mhedzisiro ye ergonomics, senge zvipfeko neshangu.
Panyaya yehurefu, pane zvishoma zvingasarudzwa zvevanhu vane hukuru hudiki (pasi pe150 cm) kana hukuru (pamusoro pe185 cm). Kana ukatadza kuita sarudzo yakanaka, makumbo ako anogona kunetsa kutsika pasi, musoro wako nemutsipa zvakanamira mukati.
Kana iri uremu, vanhu vakaonda (pasi pe60 kg) havatauri kusarudza zvigaro nerutsigiro rwakaoma lumbar. Hazvina mhosva kuti kugadziridzwa sei, chiuno chiri kukachidzwa uye chisina kugadzikana. Vanhu vakafuta (vanopfuura 90 kg) havakurudzire kusarudza yakakwirira elastic mesh macheya. Makusheni achange ari nyore kunyura, zvichikonzera kusafamba zvakanaka kweropa mumakumbo uye kusanzwa kureruka muzvidya.
Vanhu vane chiuno kukuvadzwa, mhasuru strain, herniated discs, chigaro ane sacral rutsigiro kana yakanaka musana uye cushion linkage zvingakurudzirwa zvikuru.
Mhedziso
Iyo ergonomic chair ndeyese-kutenderera, inochinjika uye inogadziriswa yekutsigira sisitimu. Hazvina mhosva kuti chigaro che ergonomic chinodhura sei, haigoni kudzivisa zvachose kukuvadza kunounzwa nekugara.
Nguva yekutumira: Zvita-02-2022