Lub canine (los ntawm Latin canina) yog hom hniav uas yog siv los ua cov zaub mov.

Tus lej thiab txoj haujlwm. Nyob rau hauv lub qhov ncauj kab noj hniav thiab ntawm lub kaum sab xis ntawm cov hniav arch (1), cov canines yog ib feem ntawm cov hniav hniav. Hauv tib neeg, kev kho hniav muaj plaub canines faib raws li hauv qab no (2):

• ob lub Upper canines, nyob rau ntawm ob sab ntawm lub Upper incisors
• ob sab canines, nyob rau ntawm ob sab ntawm qis incisors.

qauv. Canines yog cov hniav ntse nrog ob lub ntsej muag ntse. Zoo li tag nrho cov hniav, txhua tus canine tsim ib lub cev muaj zog, innervated, irrigated thiab muaj peb qhov sib txawv (1):

• Lub crown, pom ib feem ntawm cov hniav, yog ua los ntawm enamel, dentin thiab lub pulp chamber. Nyob rau hauv cov ntaub ntawv ntawm canine, lub crown yog taw tes nrog ntse npoo.
• Lub caj dab yog lub ntsiab lus ntawm kev koom ua ke ntawm cov yas thiab hauv paus.
• Cov hauv paus hniav, ib qho tsis pom ntawm cov hniav, yog khi rau hauv cov pob txha alveolar thiab npog los ntawm cov pos hniav. Nws yog ua los ntawm cov cement, dentin thiab pulp kwj dej. Nyob rau hauv cov ntaub ntawv ntawm canine, lub hauv paus yog ntev thiab ib leeg.

Hnov. Nyob rau hauv tib neeg, peb dentitions ua raws ib leeg. Cov canines tshwm ob zaug, thaum lub sij hawm thawj thiab thib ob dentition. Thaum thawj zaug kho hniav, plaub canines tshwm sim hauv cov menyuam yaus nyob ib ncig ntawm 10 lub hlis, thiab tsim ib feem ntawm cov hniav ib ntus lossis cov hniav mis. (2) Nyob ib ncig ntawm lub hnub nyoog ntawm 6 xyoo, cov hniav ib ntus poob tawm thiab muab txoj kev rau cov hniav mus tas li, uas tshwm sim nyob rau hauv tib tus naj npawb thiab nyob ib ncig ntawm lub hnub nyoog ntawm 10 xyoo rau cov canines. Lawv sib haum mus rau qhov thib ob dentition. (3)

Lub luag hauj lwm hauv zaub mov. (4) Raws li lawv cov duab thiab txoj haujlwm, txhua hom hniav muaj lub luag haujlwm tshwj xeeb hauv kev zom. Nrog lawv cov npoo ntse thiab cov duab taw qhia, canines tau siv los ua cov khoom noj zoo li nqaij.

Kab mob sib kis.

• Hniav lwj. Nws hais txog kev kis kab mob uas ua rau cov hniav puas thiab tuaj yeem cuam tshuam rau cov hniav thiab cov nqaij. Cov tsos mob yog mob hniav ntxiv rau cov hniav lwj. (5)
• Hniav hniav. Nws sib haum mus rau qhov paug paug vim yog kis kab mob thiab pom los ntawm qhov mob hnyav.

Kab mob Periodontal

• Gingivitis. Nws sib raug mus rau qhov mob ntawm cov pos hniav vim cov kab mob hniav ua hniav. (5)
• Periodontitis. Periodontitis, tseem hu ua periodontitis, yog mob ntawm periodontium, uas yog cov nqaij txhawb ntawm cov hniav. Cov tsos mob feem ntau yog tus mob gingivitis nrog rau xoob cov hniav. (5)

Kev raug mob hniav. Tus qauv ntawm cov hniav tuaj yeem hloov kho tom qab poob siab. (6)

Kev kho hniav txawv txav. Muaj ntau yam kev kho hniav tsis zoo nyob ntawm seb qhov loj me, tus lej lossis tus qauv.

Kev kho qhov ncauj. Kev tu lub qhov ncauj txhua hnub yog tsim nyog los txwv qhov pib ntawm cov kab mob hniav. Descaling tuaj yeem ua tau.

Tshuaj kho mob. Raws li kev kuaj mob pathology, qee cov tshuaj yuav raug muab tshuaj xws li tshuaj tua kab mob thiab tshuaj tua kab mob.

Kev phais hniav. Raws li kev kuaj mob pathology thiab nws cov evolution, ib qho kev phais yuav raug muab coj los siv nrog, piv txwv li, kev sib haum ntawm kev kho hniav prosthesis.

Orthodontic kev kho mob. Qhov kev kho mob no yog kho malformations lossis kev kho hniav tsis zoo. 

Kev kuaj hniav. Ua los ntawm kws kho hniav, qhov kev ntsuam xyuas no ua rau nws muaj peev xwm txheeb xyuas qhov tsis xws luag, kab mob lossis kev raug mob hauv cov hniav.

X-ray Yog tias pom muaj cov kab mob pathology, ib qho kev kuaj ntxiv yog ua los ntawm radiography ntawm cov hniav.

Cov canines sab saud yog qee zaum hu ua "cov hniav ntawm lub qhov muag" vim tias lawv cov cag ntev heev txuas mus rau thaj tsam ntawm lub qhov muag. Yog li ntawd, kab mob nyob rau hauv lub Upper canines tej zaum yuav kis tau mus rau lub orbital cheeb tsam.