I. Litlhaloso tsa Sehlahisoa le Litšobotsi tsa Motheo
| Paramethara | Ketane e Tenyetsehang e Monochromatic | Ketane e Tenyetsehang e Mebala e 'Meli | Ketane e Tenyetsehang e Mebala e Meraro |
|—————–|———————————–|————————————-|——————————-|
| Thepa | Polyurethane e le 'ngoe | Polymer e kopantsoeng e nang le likarolo tse peli | Motsoako o hlophisitsoeng ka sandwich |
| Modulus e tenyetsehang | 3-5 MPa | 4-6 MPa | 5-8 MPa |
| Bolelele bo tloaelehileng | selika-likoe se tswelang pele sa 15 cm | Mebala e fapanyetsanang ya 15 cm | Dikarolo tsa gradient tsa 15 cm |
| Dikgetho tsa mebala | Mebala e 12 e tloaelehileng | Metswako e 6 e tsitsitseng ya mebala | Letoto la di-gradient tse 4 tsa profeshenale |
| Sebaka sa matla | 80-300 g | 100-350 g | 120-400 g |
II. Liphapang tsa Tshebetso ea Mekaniki
1. Kou ea ho Bola ka Matla
– Monochromatic: Ho bola ha letsatsi le letsatsi ha 8-10% (moleng)
– Bicolor: Ho bola ha letsatsi le letsatsi ha 6-8% (ka ho latellana)
– Tricolor: Ho bola ha letsatsi le letsatsi ha 5-7% (e seng mola)
2. Likarolo tsa Kabo ea Khatello ea Kelello
– Monochromatic: Kabo e tšoanang
– Bicolor: Libaka tse fapaneng tsa matla a phahameng/a tlase
– Tricolor: Phapang ea Gradient
3. Nako ea Bophelo ea Bongaka
– Monochromatic: matsatsi a 14-21
– Mebala e 'meli: matsatsi a 21-28
– Mebala e meraro: matsatsi a 28-35
III. Litšebeliso tsa Bongaka
Ketane e Tenyetsehang e Monochromatic
- Ho koaloa ha sebaka ka mehla (1-1.5 mm/kgwedi)
- Ho lokisa meno habonolo
- Paballo ea motheo ea litšehetso
- Linyeoe tsa kamehla tsa bacha
Ketane ea Elastic ea Bicolor
- Ho sisinyeha ha meno ka khetho
- Kabo ea sebaka se fapaneng
- Tokiso e itekanetseng ea Sehlopha sa II
- Mabokose a batho ba baholo a petetsaneng hanyane
Ketane e Tenyetsehang ea Tricolor
- Taolo e rarahaneng ea 3D
- Ho ntlafatsa meno pele ho opereishene
- Kalafo ea ho pata liphapang tsa masapo
- Linyeoe tsa litsebi tse ngata
IV. Lintlha tsa Tshebetso ea Bongaka
| Metric | Monochromatic | Mmala o le mong | Mebala e 'meli | Mebala e meraro |
|———————-|—————|———|———|
| Sekhahla sa ho kwalwa ha sebaka | 1.2 mm/khoeli | 1.5 mm/khoeli | 1.8 mm/khoeli |
| Sekhahla sa tahlehelo ea ankorage | 15-20% | 10-15% | 5-8% |
| Nako ea kopano | Libeke tse 3-4 | Libeke tse 4-5 | Libeke tse 5-6 |
| Kotsi ea ho monya metso | E mahareng | E tlase | E nyane |
V. Likopo tse Ikhethileng
1. Mokhoa oa ho Fapanya Mebala e 'Meli
– Karolo e lefifi: Matla a 150 g (ho hula ha ntja)
– Karolo e bobebe: Matla a 100 g (tšireletso ea ka pele)
– Sephetho sa bongaka: phokotso ea 40% tahlehelong ea ho emisa
2. Mekaniki ea Gradient ea Tricolor
– Qetello ea Mesial: 200 g (ho hula ho matla ha pele)
– Karolo e bohareng: 150 g (taolo e tsitsitseng)
– Qetello e ka thoko: 100 g (tokiso e ntle)
– Molemo: E tsamaisana le melao-motheo ea tlhaho ea ho sisinyeha ha meno
3. Sistimi ea ho Khouta Mebala
– Monochromatic: Tlhahlobo ea motheo ea matla
– Bicolor: Pontšo ea tataiso ea motsamao
– Tricolor: Phapang ea mohato oa kalafo
VI. Leano la Khetho ea Bongaka
1. Melao-motheo ea ho Tšoaneleha ha Nyeoe
– Maemong a bonolo: Monochromatic e theko e tlaase
– Bothata bo itekanetseng: E leka-lekaneng ka mebala e 'meli
– Linyeoe tse rarahaneng: Mebala e meraro e nepahetseng
2. Ho lumellana ha Archwire
– 0.014″ NiTi: Monochromatic
– 0.018″ SS: Mebala e 'meli
– 0.019×0.025″ TMA: Mebala e meraro
3. Protokhole ea Phetolo
– Monochromatic: Habeli ka khoeli
– Bicolor: makhetlo a 1.5 ka khoeli
– Tricolor: Hang ka khoeli
VII. Tlhahlobo ea Litšenyehelo le Melemo
| Ntho | Monochromatic | Mmala o le mong | Mebala e 'meli | Mebala e meraro |
|——————-|—————|———|———|
| Theko ea yuniti | ¥5-8 | ¥12-15 | ¥18-22 |
| Litšenyehelo tse felletseng tsa kalafo | ¥120-180 | ¥200-280 | ¥300-400 |
| Ho boloka nako ea setulo | Motheo | +20% | +35% |
| Likopano | Maeto a 12-15 | Maeto a 10-12 | Maeto a 8-10 |
VIII. Litlhahiso tsa Litsebi
"Mokhoeng oa sejoale-joale oa ho phekola meno, re khothaletsa:
1. Ho theha maemo a khetho ea mebala nakong ea lirekoto tsa pele
2. Ho qala mabokose a bonolo ka liketane tse monochromatic
3. Ntlafatso ho ea ho litsamaiso tsa mebala e 'meli nakong ea tlhahlobo ea kalafo e bohareng
4. Ho kenya tshebetsong diprothokholo tsa mebala e meraro bakeng sa ho qeta
5. Ho kopanngoa le litsamaiso tsa ho beha leihlo matla a dijithale.
— *Komiti ea Thepa, Mokhatlo oa Machaba oa Orthodontic*
Phapang ea chromatic ea liketane tse tenyetsehang ha e bontše feela phapang ea pono empa hape le ts'ebetso ea mechini. Phetoho ho tloha lits'ebetsong tsa monochromatic ho ea ho tricolor e bonahatsa tsoelo-pele ho tloha ho orthodontics e akaretsang ho ea ho e nepahetseng. Lintlha tsa kliniki li bontša hore tšebeliso e nepahetseng ea mebala e mengata e ntlafatsa katleho ea kalafo ka 25-40% ha ka nako e ts'oanang e fokotsa mathata haholo. Ka thepa e bohlale, ho ngola mebala ho ka fetoha sebopeho sa phetoho ea matla a pono, ho fana ka taolo e bonolo haholoanyane ho orthodontics ea nakong e tlang.
Nako ea poso: Phupu-25-2025