Uvavanyo lukaLachman lusetyenziswa ukuxilonga inyembezi ye-ACL . I-ACL, okanye i-intricate cruciate ligament, enye yezinto ezine ezinegama ezigugu ezibangela ukuzinza kwamadolo . Iinyembezi ze-ACL zidlalwa ngokukhawuleza kwezemidlalo, kwaye zingadinga ukulungiswa ngokutsha kwonyango.
Uvavanyo lweLachman
Ngomguli olele phantsi kwaye ekhululekile, umhloli uguqa idolo (malunga nama-15-20 degrees).
Umhloli ke ugxininisa umlenze ngelixa ekhupha phambili. Ukubamba umlenze ngokujikeleza kwangaphandle (ngaphandle) kuya kunceda ukuphucula i- IT band .
Uvavanyo lubeka uxinzelelo kwi-ACL. Bobabini inani lokunyakaza (ukutshintsha) kwethambo lesifuba, kunye nokuvakalelwa kwepotto yokuhamba (indlela esomeleleyo ngayo i-ligament evakalelwa ngayo), nikeza ulwazi malunga ne-ACL. Iingqungquthela ezine-ACL ezilimele zingabonisa ukunyakaza okuthe xaxa kunye nokuphelisa okungapheliyo ngexesha lokuhlolwa kweLachman.
Ukufaka uvavanyo lweLachman
Uninzi lwabahloli bebakala iziphumo zovavanyo lweLachman kwiinkalo ezimbini. Okokuqala, ukuphela kokugqibela, kunye nesibini, isixa semali. Xa uvavanya umgca wokugqibela, umhloli uvakalelwa kukuba i-ACL iyanciphisa inani lokutshintshwa kwethambo lesifuba. Ngokuqhelekileyo umhloli uya kuchaza umgca wokugqibela njengokuthi "uqine" okanye "ithambile." Isiphelo esiqinileyo sithetha ukuba i-ACL yenza umsebenzi wayo ukunciphisa inani lokunyakaza emadolweni.
Iipopotho ezipholileyo zibonisa ukuba i-ACL ayisebenzanga kakuhle kunye nezinye izakhiwo (ezizinzileyo ezizinzileyo) ukunciphisa inani lokuhamba ngokubambisana.
Inkqubo yesibini yokuvavanya uvavanyo lukaLachman yimalini ye-laxity (intshukumo) yokubambisana. Uluhlu lusekelwe kumzekeliso kwisiphelo esingenakonzakala.
Ngoko ke, kuqhelekile ukuba ugqirha wakho ahlolisise ngamadolo ukuze athathwe ibakala lovavanyo lukaLachman. Uvavanyo lovavanyo lukaLachman lu:
- Eziqhelekileyo: Akukho mahluko ohlukileyo.
- Bakala 1 (obumnene): 0-5 mm ukuguqulela okunye kwe-tibia kwi-femur.
- IBanga lesi-2 (elilinganiselweyo): 5-10 mm ngaphezulu yokuguqulelwa kwe-tibia kwi-femur.
- Ibanga lesi-3 (elinzima): 10-15 mm ukuguqulelwa okunye kwe-tibia kwi-femur.
Ezi zilinganiso zizithoba, kwaye abavanyi beemviwo abahlukeneyo bavela ngeziphumo ezahlukeneyo. Abanye oogqirha basebenzisa isixhobo, esibizwa ngokuba yi-KT-1000, ukwenza olu vavanyo. I-KT-1000 iboniswe ukuba yinyathelo elithembekileyo elinokulinganisa ngokuchanekileyo ibakala lovavanyo lukaLachman.