Kev txhim kho cov pos hniav thaum lub sijhawm cog: qhov zoo thiab qhov tsis zoo, contraindications, muaj teeb meem tshwm sim

Cov txheej txheem:

Kev txhim kho cov pos hniav thaum lub sijhawm cog: qhov zoo thiab qhov tsis zoo, contraindications, muaj teeb meem tshwm sim
Kev txhim kho cov pos hniav thaum lub sijhawm cog: qhov zoo thiab qhov tsis zoo, contraindications, muaj teeb meem tshwm sim

Video: Kev txhim kho cov pos hniav thaum lub sijhawm cog: qhov zoo thiab qhov tsis zoo, contraindications, muaj teeb meem tshwm sim

Video: Kev txhim kho cov pos hniav thaum lub sijhawm cog: qhov zoo thiab qhov tsis zoo, contraindications, muaj teeb meem tshwm sim
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Peb txhua tus paub txij thaum yau tseem ceeb npaum li cas los saib xyuas koj cov hniav thaum tseem hluas, thiab qhov tseeb, kev noj qab haus huv tag nrho, tab sis qhov no tsis yog ib txwm ua tau. Tom qab ntawd muaj kev xav tau rau cov khoom siv prosthetics. Tsis tas li ntawd, vim yog cov hniav uas ploj lawm, tsis yog cov txheej txheem zom zaub mov xwb, yuav muaj lwm yam tsis zoo. Koj tuaj yeem kho qhov xwm txheej los ntawm kev txhim kho cov pos hniav qub.

Qhov no yog dab tsi?

Txhua tus neeg uas dhau los ntawm cov ntsiab lus no txaus siab rau cov lus nug: Dab tsi yog qhov cuab yeej no hauv kev kho hniav? Lo lus nug yog qhov tshwj xeeb tshaj yog thaum ib tug neeg twb poob hniav los yog nws yog ib qho teeb meem ntawm lub sij hawm, tab sis koj tsis xav kom poob lub functionality ntawm cov pos hniav.

Ib qho tseem ceeb nyob rau hauv prosthetics
Ib qho tseem ceeb nyob rau hauv prosthetics

Qhov tseeb, cov pos hniav qub yog cov ntsia hlau cylindrical nrog cov xov tuab tuab. Qhov no tso cai rau koj kom ruaj ntseg kho tag nrho cov qauv hlau. Shaper qhov ntev, nrog rau nws txoj kab uas hlataub hau thiab qhov siab feem ntau nyob ntawm ntau yam:

  • qhov chaw;
  • degree ntawm cov ntaub so ntswg thinning;
  • anatomical nta ntawm cov hniav arch.

Hauv lwm lo lus, qhov kev tso kawm ntawm Kev Kho Abutment ntawm kev cog qoob loo yog nyob ntawm tus neeg tsis muaj tus neeg mob. Hauv cov lus ntawm cov kws tshaj lij hauv kev kho hniav, cov khoom no hu ua "plug".

functionality

Kev txhim kho cov ntaub so ntswg qub ua haujlwm rau lub hom phiaj tshwj xeeb. Nyob rau hauv cov ntaub ntawv no, qhov tseeb contour ntawm lub qhov (socket) yog tsim tom qab poob ntawm ib tug hniav. Qhov no yuav txiav txim siab qhov tsos ntawm cov cheeb tsam nrog cov implanted implanted thiab nruj npaum li cas cov pos hniav yuav haum lub prosthesis.

Nws yog ua tsaug rau tus shaper uas cov ntaub so ntswg ua rau qhov xav tau ntim thiab puv, uas yog qhov tsim nyog thaum tsim kom muaj lub ntuj tsim. Nyob rau hauv nws qhov tsis muaj, cov khoom siv dag zog yuav zoo li tsis tuaj yeem pom, thiab cov pos hniav yuav tsis haum kom nruj raws li qhov xav tau.

Yog li, qhov cog-mounted gingiva yav dhau los tshwm nyob rau hauv txoj kev augmented. Qhov no yog cov khoom nruab nrab uas ua raws li lub hauv paus hauv paus, thiab nws tsuas yog ua tsis tau yam tsis muaj nws thaum lub sij hawm prosthetics. Qee zaum, nws yuav yog ib feem tseem ceeb ntawm qhov cog.

khoom tsim khoom

Raws li txoj cai, titanium yog cov khoom siv rau kev tsim cov ntaub so ntswg qub. Nws lub zog yog ua tiav ua ke nrog lub teeb, thiab yog li nws yog qhov zoo tagnrho rau kev tsim cov khoom zoo li no. Vim nws lub installation, cov tsos ntawm ib tug load nyob rau hauv lub hauv paus ntawm cov hniav rov qab yog tsis suav nrog.keeb. Tsis tas li ntawd, titanium muaj lwm yam khoom tseem ceeb, uas yog ib qho tseem ceeb heev rau lub qhov ncauj kab noj hniav - nws yog resistant rau corrosion txheej txheem. Nyob rau hauv tas li ntawd, nws yog hypoallergenic. Cov lus nug tam sim ntawd tshwm sim: pes tsawg tus nqi kho hniav, tshwj xeeb, cov khoom orthopedic hauv nqe lus nug? Tab sis ntxiv rau qhov ntawd tom qab.

Cov hniav implantation
Cov hniav implantation

Tib lub sijhawm, cov khoom lag luam no muaj qhov tsis zoo, uas yog vim li cas lawv siv tsis yog li ntawd. Lawv qhia los ntawm cov pos hniav, uas thaum kawg tsis zoo li ntxim nyiam. Qhov no yog qhov tseem ceeb tshwj xeeb hauv kev cuam tshuam rau cov hniav pem hauv ntej.

Vim li no, ntau tus neeg mob nyiam zirconia analogues, uas tsis ntxeev siab rau lawv qhov chaw nyob hauv txhua txoj kev.

Ntau yam shapers

Tam sim no peb nkag siab tias nws yog dab tsi - cov pos hniav qub thaum cog. Ntawm cov khoom lag luam nthuav tawm ntawm kev ua lag luam niaj hnub no, ntau chav kawm ntawm cov khoom orthopedic zoo sib xws tuaj yeem paub qhov txawv:

  • "Kev lag luam" - qhov no yuav tsum suav nrog cov qauv tsim ntawm Israeli hom - Adin, Alpha Bio, MIS, Iterum, American tuam txhab Bicon, nrog rau Implantium (tseem Tebchaws Asmeskas thiab Kaus Lim Kauslim).
  • "Kev Lag Luam" - cov khoom no yog tsim los ntawm German chaw tsim khoom Xive.
  • "Premium" - cov khoom lag luam hauv chav ua haujlwm tau tsim tawm hauv Switzerland (Straumann), Sweden (Astra tech), Lub Tebchaws Yelemees (Nico, Ankylos, Impro, Semandos), Tebchaws Asmeskas (Nobel Biocare).

Shapers los ntawm ib hom tuaj yeem ua ke nrog kev cog qoob loo los ntawm lwm hom. Tab sis tib lub sijhawm, nws raug nquahu kom siv cov khoomlos ntawm tib lub chaw tsim khoom.

Tsis txhob tsis meej pem nrog abutment

Cov khoom orthopedic hauv nqe lus nug feem ntau raug xa mus rau ntau yam kev sib txawv, thiab vim li no, ntau tus neeg mob xav txog ob qho tib si ntawm cov ntsiab lus no zoo ib yam: abutment thiab implanted gingiva qub. Dab tsi yog qhov tseeb - tsis yog txhua tus nkag siab.

Cov yav dhau los feem ntau yog hu ua ntau yam abutments, thiab vim li no, ntau tus neeg mob tsis meej pem cov ntsiab lus no. Txawm li cas los xij, lub abutment yog ib qho kev ua haujlwm ntau dua, uas tau muab tso rau tom qab cov pos hniav tsim cov txheej txheem ntawm tib lub hauv paus, tsuas yog siv lub shaper. Lub xub ntiag ntawm abutment tso cai rau koj los tsim kom muaj zog ntxiv rau cov ntsia hlau prosthesis.

Thiab yog tias sab sauv ntawm lub shaper feem ntau yog ua nyob rau hauv ib lub cylindrical zoo, ces sab saum toj ntawm lub abutment yuav txawv, thiab yog xaiv nruj me ntsis raws li ib tug tshwj xeeb prosthesis. Tam sim no nws yog lub lem kom paub seb cov no yog dab tsi - abutments rau implants? Raws li lub hom phiaj, lawv tuaj nyob rau hauv ntau yam:

  • standard;
  • temporary;
  • cast (ua ke nrog cog);
  • pob;
  • customized.

Zoo li cov duab puab, lawv tuaj yeem ua los ntawm titanium, tab sis vim qhov tsis zoo tau piav qhia, qhov no nyob deb ntawm cov khoom siv xwb.

Restoration ntawm dentition
Restoration ntawm dentition

Ntxiv rau nws, ceramics, kub, yas, nrog rau lawv cov kev sib txuas.

Shaper installation txheej txheem

"Nruab" ntawm shapers tuaj yeem yog ob hom, raws li lub sijhawm:

  • Simultaneous installation - "stub" muab tso rau tam sim tom qab kev taw qhia ntawm lub hauv paus.
  • txheej txheem txheej txheem - ua ob peb lub hlis tom qab cov txheej txheem cog. Los ntawm lub sij hawm no, qhov intraosseous feem ntau twb noj paus.

Feem ntau, cov kws kho mob tshwj xeeb rau kev teeb tsa tus qauv ntawm gingiva qub. Rau lawv, txoj haujlwm no yooj yim dua thiab zoo li cov txheej txheem niaj hnub, uas tau ua nyob rau ntau theem.

Qib No. 1 - hauv zos, infiltration, conduction anesthesia yog ua tiav, nyob ntawm thaj chaw uas cog nyob.

Ntu 2 - cov pos hniav yog incised. Qhov no yog ua kom tau txais kev nkag mus rau qhov chaw intraosseous ntawm lub hauv paus implanted. Rau tag nrho lub sij hawm thaum lub implanted nyob rau hauv cov pos hniav, ib feem ntawm nws twb tswj kom tau cov ntaub so ntswg mos. Hauv qhov kev sib txuas no, txhawm rau tsim kom muaj qhov tseeb hauv cheeb tsam ntawm qhov cog, ib txheej txheem ntawm palpation lossis kev soj ntsuam yog ua. Qhov kev xaiv kawg yog siv feem ntau. Tom qab ntawd, cov ntaub mos muag tau qhib nrog lub xuas nrig lossis ib qho kev txiav yog ua los ntawm cov khoom siv dag zog.

Stage No. 3 - lub hauv paus nws tus kheej tab tom npaj kho tus shaper rau nws. Nyob rau tib lub sij hawm, ib tug tshwj xeeb plug raug tshem tawm, vim hais tias lub intraosseous ib feem ntawm cov xov opens. Qhov pom hlau yog ntxuav ntawm cov ntaub ntau dhau (yog tias tsim nyog).

Qib No 4 - nyob rau theem no ntawm kev cog hniav, kev teeb tsa ntawm cov pos hniav yav dhau los cuam tshuam cov khoom nws tus kheej siv tus yuam sij tshwj xeeb (orthopedic lossisuniversal). Nyob rau tib lub sijhawm, nws yuav tsum protrude me ntsis dhau ntawm cov pos hniav, tab sis tsis ntau tshaj 2 hli. Qhov no qhia tau hais tias qhov luaj li cas raug xaiv raug. Qhov kev ntsuas no zam kev kho thaum siv cov khoom siv ib ntus.

Kauj Ruam 5 - suturing cov pos hniav. Ntxiv mus, cov npoo ntawm cov ntaub so ntswg yog rub ua ke kom cov shaper tseem nyob saum lawv, tsim ib hom interdental papilla.

Txoj haujlwm no tsis yog niaj hnub ua xwb, tab sis kuj muaj lub luag haujlwm - nws yog qhov tsim nyog los txhim kho cov khoom kom raug, txwv tsis pub cov txiaj ntsig tsis zoo yuav zam tsis tau. Koj tuaj yeem tshawb xyuas qhov tseeb fastening ntawm cov khoom siv orthopantomography.

puab tsaig
puab tsaig

Hais txog lub sijhawm, kev ua haujlwm rau nruab cov pos hniav yuav siv sijhawm tsis pub dhau 60 feeb. Tom qab 14 hnub - los ntawm lub sij hawm no cov kab noj hniav tau zoo txaus - ib tug elastic roller yog tsim nyob rau hauv lub cheeb tsam ntawm lub installation ntawm shaper. Nov yog lwm txoj hauv kev los txiav txim qhov raug ntawm tus txheej txheem.

Cov ntsiab lus ntawm hnav shapers

Raws li txoj cai, cov pos hniav zoo nyob hauv 7-10 hnub txij li lub sijhawm ua haujlwm. Raws li kev siv tshuaj loog, qhov mob ua npub, tab sis tom qab qhov kawg ntawm nws qhov kev ua, qhov mob syndrome rov qab los. Koj yuav tsum tsis txhob ntshai ntawm qhov no, vim qhov no yog tus qauv. Cov tshuaj tua kab mob tuaj yeem noj rau thawj 5-7 hnub.

Tam sim no, yog tias qhov mob tseem mob ntxiv tom qab ib lub lim tiam, koj yuav tsum mus ntsib kws kho mob tam sim ntawd. Nrog rau qib siab ntawm qhov yuav tshwm sim, qhov no yuav qhia txog kev txhim kho ntawm cov teeb meem.

Cov neeg mob feem ntau txaus siab ntau dua li qhov ua li caszoo li gingiva qub, tab sis nws yuav tsum hnav ntev npaum li cas? Nws yog tsis yooj yim sua rau npe rau cov hnub tim tam sim ntawd, vim txhua yam ntawm no nyob ntawm tus kheej tus yam ntxwv ntawm tus neeg mob. Tshwj xeeb, peb tab tom tham txog cov hauv qab no:

  • Lub peev xwm ntawm cov nqaij mos thiab pob txha pob txha kho.
  • Localization ntawm thaj chaw rov qab tau.
  • Implant type.
  • Txoj kev phais.
  • Kho kom raug txhua qhov kev qhia ntawm tus kws tshaj lij.

Yog tsis muaj teeb meem, yog tias tag nrho cov lus pom zoo ntawm tus kws kho mob tau ua raws, kev kho kom tiav yuav tshwm sim nyob rau lub sijhawm uas tau hais dhau los - txog 2 lub lis piam.

Yuav Muaj Teeb Meem

Kev nkag ntawm cov cuab yeej orthopedic, txawm hais tias tus txheej txheem yooj yim, kuj yog kev ua haujlwm.

Qhov zoo tshaj plaws rau lub ntsej muag luag ntxhi
Qhov zoo tshaj plaws rau lub ntsej muag luag ntxhi

Thiab yog tias yog li ntawd, tom qab kev teeb tsa ntawm cov pos hniav shaper, cov teeb meem tsis tuaj yeem zam ib txwm:

  • Kev tsis haum tshuaj. Feem ntau tshwm sim raws li qhov tsim nyog cov lus teb ntawm lub cev rau cov hlau siv (nyob rau hauv tsis tshua muaj neeg mob) los yog rau cov teebmeem ntawm ib qho tshuaj loog. Yog tias tus neeg mob muaj cov txiaj ntsig zoo sib xws nrog rau kev siv tshuaj kho mob, nws yuav tsum tau ceeb toom rau tus kws kho mob. Yog hais tias nws yog cov khoom shaper uas yuav tsum liam, ces nws yog tsim nyog los tshem tawm cov khoom thiab nrhiav lwm txoj rau nws.
  • Tsis xis nyob thaum sib txuas lus lossis noj mov. Hauv qhov no, koj twb yuav tsum tau hu rau tus kws kho mob tshwj xeeb, vim tias tus mob no yuav tsis ploj mus los ntawm nws tus kheej.
  • Poob tus qauv lossis nws xoob haum rau qhov muagcov ntaub so ntswg. Qhov no tshwm sim thaum cov pob txha pob txha tsis muaj zog los yog muaj qee yam pathology. Yog tias qhov kev kho mob tsis muab qhov xav tau, cov khoom raug tshem tawm.
  • o tom qab tso ntawm Kev Kho Mob Abutment. Feem ntau tshwm sim hauv thawj 24 teev tom qab kev qhia txog "stub". Raws li txoj cai, qhov no yog qhov tshwm sim tshwm sim tom qab yuav luag txhua qhov kev cuam tshuam kev phais. Nws daws nws tus kheej hauv ib hnub lossis ob hnub thiab yog li tsis xav tau kev kho mob.
  • Qhov tsos ntawm tus ntxhiab tsw. Qhov no twb yog ib tug tsos mob ntawm kev loj hlob ntawm sab hauv o, uas feem ntau yog nrog los ntawm ib tug tsub zuj zuj ntawm purulent mass.
  • Ntsuag. Yog vim li cas rau qhov tshwm sim no yog cov ntshav txhaws tsis zoo. Hauv qhov no, tus kws kho mob tshwj xeeb tshaj tawm cov tshuaj hemostatic, nrog rau kev siv tshuaj tua kab mob thiab tshuaj pleev.
  • Gum overgrowth. Qhov no yog pov thawj ntawm kev xaiv tsis raug ntawm qhov siab ntawm cov khoom siv kho hniav. Yog li ntawd, lub "plug" yog npog nrog cov pos hniav.
  • Gingiva mob tom qab tso cov pos hniav qub. Raws li tau sau tseg saum toj no, qhov no yog cov qauv, txij li cov nyhuv ntawm cov tshuaj loog yog dhau lawm. Ob peb hnub, txhua yam yuav dhau mus, tab sis tus mob tuaj yeem nres nrog cov tshuaj tua kab mob.
  • txheej txheem mob. Nws tuaj yeem xau hauv thaj tsam ntawm cov seams. Yog tias tam sim no, tus neeg mob tau muab tshuaj tua kab mob, thiab kev kho mob ntawm lub qhov ncauj nrog kev kho qhov txhab thiab tshuaj tua kab mob kuj tau qhia.

Qee yam ntawm cov teeb meem no tuaj yeem zam tau yog tias, thaum lub sijhawm ua haujlwm tom qab tag nrho,Ua raws li txhua tus kws kho mob cov lus pom zoo.

Rules of care

Nws tsis txaus kom muaj lub tswv yim txog shapers thiab abutments rau implants - lawv yog dab tsi thiab lawv yog dab tsi. Kev saib xyuas qhov ncauj kom raug thiab tsis tu ncua yog qhov tseem ceeb. Xws li kev ntsuas tom qab kev ua haujlwm yuav txo qis qhov tshwm sim ntawm cov teeb meem, yog tias tsis ua tiav tiv thaiv lawv txoj kev loj hlob. Kev tu hniav yuav tsum tau ua ob zaug hauv ib hnub, ua ntej thiab tom qab noj mov (piv txwv li, noj hmo). Nyob rau tib lub sijhawm, ua tib zoo siv cov txhuam hniav kom tsis txhob muaj kev puas tsuaj rau thaj chaw ua haujlwm, uas tseem ua rau muaj kev puas tsuaj rau cov tshuab.

Chaw kho hniav chaw kho hniav
Chaw kho hniav chaw kho hniav

Raws li rau cov tshuaj txhuam hniav, koj yuav tsum xaiv cov tshuaj kho mob thiab cov tshuaj tiv thaiv uas muaj cov tshuaj ntsuab ntawm cov tshuaj ntsuab thiab suav nrog chlorhexidine (tsis tshua muaj siab) thiab lwm yam tshuaj kho. Kev siv cov rinses tshwj xeeb yuav tiv thaiv kev tsim cov plaque mos. Cov khoom nrov tshaj plaws:

  • "Hmoob hav zoov".
  • "Stomatofit".
  • "Asepta".
  • "Listerine".
  • Colgate.

Koj ua li cas tom qab lub gingiva qub raug teeb tsa? Tam sim ntawd tom qab ua haujlwm, nws yog ib qho tsim nyog yuav tsum ua raws li qee qhov kev cai hais txog zaub mov:

  • Khoom noj yog txwv tsis pub thawj peb teev tom qab ua tiav, koj haus tsis tau dab tsi.
  • Rau thawj ob hnub, tsis txhob haus luam yeeb, zam kev tawm dag zog lub cev, suav nrog kev ua ub ua no.
  • Txog qhov txhabkho, cov zaub mov yuav tsum yog kua los yog dhau los ntawm grater. Cov zaub mov uas nplaum los yog nplaum yuav tsum zam.
  • Txog kom tiav cov ntaub so ntswg kho, txhua yam ntsim, ntsev, ntsim thiab qaub yuav tsum tau tso tseg. Cov khoom zoo li no yuav ua rau qeeb qeeb ntawm cov txheej txheem rov qab. Qhov no kuj suav nrog cov khoom noj khoom haus (crackers, thiab lwm yam).

Lub sijhawm kho tag nrho yuav tsum nyob hauv kev saib xyuas ze ntawm tus kws tshaj lij. Txhawm rau ua qhov no, tom qab kev teeb tsa cov pos hniav qub, tus neeg mob yuav tsum mus ntsib kws kho hniav hauv lub sijhawm pom zoo.

Shapers and Pregnancy

Ntau tus poj niam paub zoo tias lawv qhov xwm txheej "tshwj xeeb" yuav tsum tsis txhob ua tib zoo saib xyuas lawv txoj kev noj qab haus huv, tab sis kuj zam kev ntxhov siab rau lub cev thiab kev xav. Yog li, cov lus nug hauv qab no yuav tsim nyog: nws puas tuaj yeem tso cov duab rau cov poj niam cev xeeb tub?

Raws li cov kws tshaj lij, cov xwm txheej "tshwj xeeb" tsis yog qhov cuam tshuam ncaj qha rau kev ua haujlwm zoo li no. Txawm li cas los xij, cov niam uas muaj kev cia siab tau poob siab heev los ntawm kev ua nws thaum nyob rau hauv lub sijhawm kuv los yog III trimester. Lub sijhawm zoo tshaj plaws yog lub ntsiab lus kub (II trimester).

Tab sis nws yuav tsum tau muab sau tseg tias cov txheej txheem no suav nrog kev siv tshuaj loog, nrog rau ntau cov tshuaj tom qab. Qhov tseeb yog tias qee cov tshuaj nquag tuaj yeem cuam tshuam rau lub sijhawm cev xeeb tub thiab kev loj hlob ntawm tus menyuam hauv plab, uas feem ntau tsis txais tos. Thiab txawm tias tus nqi cog hniav ntau npaum li cas, koj yuav tsum tsis txhob maj, cov txheej txheem rau kev txhim kho cov khoom tsim (uas yog ib feem ntawmtag nrho cov txheej txheem ntawm prosthetics) nws yog qhov zoo dua rau ncua rau lub sijhawm tom qab yug menyuam. Thiab ntau tus kws tshaj lij tsuas yog ua raws li qhov no.

Cov hniav tag
Cov hniav tag

Tam sim no, yog tias muaj xwm txheej kho mob xav tau, tus poj niam raug tso cai rau kev phais tom qab kev sab laj nrog kws kho mob gynecologist.

Nqe

Tus nqi ntawm cov shapers muaj ntau yam, xws li ib thiab ib nrab ib txhiab mus rau 30,000 rubles. Raws li koj tuaj yeem nkag siab, cov khoom lag luam hauv chav kawm yuav raug nqi tsawg dua "kev lag luam" lossis "premium". Nws yuav tsum tau muab sau tseg tias xws li cov khoom orthopedic yog tsim nyob rau hauv ntau qhov ntau raws li tus neeg txiav txim. Ib daim ntawv luam ua ob npaug ntawm tus nqi kawg.

Reviews

Kev cog hniav yog txheej txheem loj thiab muaj lub luag haujlwm. Ntxiv mus, yuav tsum tau saib xyuas los ntawm ob sab - ob qho tib si tus kws tshaj lij thiab tus neeg mob nws tus kheej. Xws li ib tug duet yog lub hauv paus rau kev ua tiav ntawm kev ua haujlwm thiab kev kho kom nrawm ntawm cov khoom kho hniav rov qab los.

Raws li ntau qhov kev tshuaj xyuas qhia, kev teeb tsa cov pos hniav yav dhau los ntawm kev cog qoob loo tuaj yeem ua tiav nrog qhov tsis raug, uas yog qhov cuam tshuam loj rau txoj cai ntawm tus kws tshaj lij uas ua cov txheej txheem. Thiab hmoov tsis, qhov no tshwm sim los ntawm ib ntus, raws li pom los ntawm cov neeg mob tshuaj xyuas. Cov neeg mob feem ntau sau txog lwm yam teeb meem, xws li tsis lees txais qhov tsim. Nyob rau tib lub sijhawm, cov nyiaj them tsis tuaj yeem xa rov qab - cov kws kho mob tsis lav tag nrho cov khoom siv. Tab sis feem ntau, kev teeb tsa ntawm cov ntaub so ntswg qub mus yam tsis muaj qhov tshwm sim.

Pom zoo: