Dental Cut-back Technique

Iko kushandiswa kweiyo cut-back tekinoroji kunonyanya mune anotevera mamiriro:

1. Murwere ane mazino akawanda asipo, uye bhiriji refu rinodiwa, kazhinji kupfuura mazino matanhatu.

2. Mazino emurwere abutment haana kurongeka zvakanyanya, zvichiita kuti pave nekusagadzikana kwealveolar ridge.

3. Chiremba haana nzvimbo yakakwana yekugadzirira zino, kana kuti zvinodiwa zvepanzvimbo zvakanyanya kuoma (somuenzaniso, kana mazino epamberi achigadziriswa, nzvimbo yakawanda inoda kusara kune porcelain.

Iwo mapoinzi makuru ekutarisisa mune yekucheka-kumashure tekinoroji ndeaya:

1.Muvara wekorona yemukati-yakacheka shure inofanira kunge yakasiyana neiyo yekorona yakazara wax, uye iva nechokwadi chokuti hupamhi hwemukati wekorona wax hunosangana nechiyero. Paunenge uchicheka kumashure, paunenge uchifumura korona yemukati wakisi, teerera kune ukobvu hwekucheka-kumashure.

2. Chinangwa chekucheka kumashure ndechekusiya yunifomu gobvu ye porcelain layer. Paunenge uchicheka shure, teerera kune yunifomu yakakura yekucheka shure. Chikamu chekorona yakazara wakisi ichachengetwa mukati mekorona wax, iyo ndeyekugadzirisa kushayikwa kwechiremba pakugadzirira mazino. Ichi chikamu chinofanira kusiiwa, uye zvinodikanwa kuti udzidze nzvimbo idzi zvakanaka, kudzidza korona yemukati, uye kudzidza mazino akadzika.

3. Korona yakadzorerwa yakadzorerwa inogona kuongororwa kushanda, iyo inogona kudzivisa matambudziko mune dzimwe nzvimbo, kunyanya munzvimbo dzisina kukwana nzvimbo, pakuisa porcelain, kunyanya mazino emashure (akadai se7, 8) maxillofacial uye anterior mazino (1, 2) ) rurimi rutivi.