Kuzindikira Kukula kwa Mano Otanuka ndi Miyezo Yamphamvu: Kuchokera pa Kupsinjika Kwambiri mpaka Kopepuka

Mu dziko lovuta la orthodontics, kupambana kwa kukonza malocclusion nthawi zambiri kumadalira pazinthu zazing'ono kwambiri:elasitiki yopangira manoNgakhale zingawoneke zosavuta, ma loops aukadaulo awa ndi zida zopangidwa mwaluso zomwe zimagwiritsa ntchito mphamvu zinazake zakuthupi kuti ziyendetse mano bwino. Kwa madokotala ndi ogulitsa omwe amachokera kuDenrotary, kumvetsetsa tsatanetsatane wamilingo ya mphamvu yotanuka ya orthodonticndipo kukula kwake n'kofunika kwambiri pa zotsatira za wodwala.

Buku lofotokozera bwino ili limafotokoza tsatanetsatane wa ma elastic amkati mwa pakamwa, pofufuza ubale womwe ulipo pakati pa dayamita, mphamvu (yoyezedwa mu ma ounces), ndi kapangidwe ka zinthu.

Kodi diameter ya Orthodontic Rubber Bands imayesedwa bwanji?

Kukula kwa cholumikizira cha orthodontic ndicho chinthu chachikulu chomwe chimatsimikizira kufikira kwake ndi kugwiritsidwa ntchito kwake m'kamwa. Opanga nthawi zambiri amagwiritsa ntchito dongosolo la Imperial (mainchesi), ngakhale kuti ma metric equivalents (mm) ndi omwe amalembedwa m'makalata azachipatala.

Kugawa Magulu Abwinobwino

Muyeso umatengedwa kuchokera kum'mimba mwake wamkati (ID)ya mpheteyo ili mu mkhalidwe wake womasuka. Kukula kofala kwambiri komwe kumagwiritsidwa ntchito kuchipatala ndi:

• 1/8″ (3.18 mm):Kawirikawiri amagwiritsidwa ntchito pa ntchito zamphamvu kwambiri m'dera lapafupi.

• 3/16″ (4.76 mm):Kawirikawiri amagwiritsidwa ntchito pokonza kutsogolo ndi kumbuyo.

• 1/4″ (6.35 mm):Muyezo wa "pakati" wa makina osiyanasiyana a Gulu Lachiwiri kapena Lachitatu.

• 5/16″ (7.94 mm):Imagwiritsidwa ntchito kwa nthawi yayitali, nthawi zambiri m'mano angapo.

• 3/8″ (9.53 mm):Yosungidwa kwa malo otakata kapena ntchito zinazake za opaleshoni.

Fiziki ya Diameter ndi Stretch

Lamulo lofunikira mu orthodontics ndilakuti chotanuka chimafika pa mphamvu yake yolembedwa ikatambasulidwa kutikatatu kuposa kukula kwake koyambiriraMwachitsanzo,Zotanuka za orthodontic za mainchesi 3/16imagwiritsa ntchito mphamvu yake yapadera (monga 4.5 oz) ikatambasulidwa kufika pa 9/16 ya inchi. Ngati itatambasulidwa mopitirira muyeso, zinthuzo zimalowa m'dera la pulasitiki, ndikutaya mphamvu yake yopereka mphamvu yokhazikika.

Kodi pali kusiyana kotani pakati pa 3.5 oz ndi 4.5 oz Dental Elastics?

Mukakambiranamilingo ya mphamvu yotanuka ya orthodontic"Ma ounces" (oz) amatanthauza mphamvu ya band. Ichi ndi gawo la "mphamvu" la biomechanical equation. Kusankha pakati pa mphamvu ya kuwala, yapakati, kapena yolemera kumadalira kwathunthu gawo la chithandizo ndi kayendedwe ka dzino komwe mukufuna.

Tebulo Loyerekeza la Mphamvu

Ma elastiki a mano olemera(nthawi zambiri 6.5 oz) amagwiritsidwa ntchito pamene pakufunika kugonjetsedwa kukana kwakukulu, monga pa milandu yokhudza mano okhudzidwa kapena mawaya olimba. Mosiyana ndi zimenezi, elastic ya 3.5 oz imapereka mphamvu pang'onopang'ono komanso yosasinthasintha yomwe nthawi zambiri imakhala yabwino kwa wodwalayo pamene ikugwirabe ntchito pokonza mano nthawi zonse.

Kodi Kupsinjika kwa Orthodontic Elastic Kumawerengedwa Bwanji?

Kupsinjika si nambala yokha pa phukusi; ndi kusintha kowerengedwa komwe kumakhudzidwa ndiModulus Yotanukaza nkhaniyi. Pachipatala, madokotala amagwiritsa ntchitoDontrix Gaugekuyeza mphamvu yeniyeni yomwe ikugwiritsidwa ntchito pakamwa pa wodwalayo.

Fomula ya Mphamvu

Mphamvu yomwe yaperekedwa ($F$) ikutsatira mtundu wosinthidwa wa Hooke's Law mkati mwa malire ake otanuka:

Kumene:

• $F$ndi mphamvu mu ma ounces.

• $k$ndi chokhazikika chotanuka cha zenizenirabara ya orthodontic ya kalasi yachipatala.

• $\Delta L$ndi kusintha kwa kutalika (kusamuka).

Komabe, mosiyana ndi masika abwino kwambiri, ma elastiki a rabara amakhala ndi mawonekedwe abwino.mphamvu yowonongaM'maola 24 oyambirira, elastic imatha kutaya mpaka 25-40% ya mphamvu yake yoyamba chifukwa cha chinyezi komanso kutentha kwa pakamwa komanso kuyamwa kwa mapuloteni a malovu. Ichi ndichifukwa chake kusinthidwa tsiku ndi tsiku ndikofunikira.

Kodi Ubwino wa Rabara ya Orthodontic ya Medical Grade ndi Chiyani?

Sayansi ya zinthu zakuthupi kumbuyozipangizo za elastiki zamkati mwa pakamwaikuyang'ana kwambiri pa zolinga ziwiri: kuyanjana kwa bio ndi kusagwirizana kwa mphamvu.Ma elasitiki a DenrotaryZapangidwa kuti zipirire malo ovuta a pakamwa.

1. Zotanuka Zachilengedwe za Latex

Ma elasitiki ambiri a "Standard" amapangidwa ndi latex yachilengedwe yapamwamba kwambiri.

• Ubwino:Kusinthasintha kwapamwamba, kukumbukira bwino mphamvu, komanso kugwiritsa ntchito bwino ndalama.

• Zoyipa:Sikoyenera odwala omwe ali ndi vuto la kukhudzidwa ndi mankhwala.

2. Zolimba Zokhazikika vs Zopanda Latex

Anthu okwana 5-10% akhoza kukhala ndi vuto la latex. Izi zachititsa kuti ma polima opangidwa, omwe nthawi zambiri amakhala a polyurethane, agwiritsidwe ntchito ngati mankhwala.

Kodi Zizindikiro za Latex Allergy Kuchokera ku Dental Elastics ndi Ziti?

Madokotala ayenera kukhala maso akamapereka mankhwalazipangizo za elastiki zamkati mwa pakamwa. Kuyankha kwarabara ya orthodontic ya kalasi yachipatalayokhala ndi latex imatha kuyambira pa kuyabwa pang'ono mpaka kuvutika kwa thupi lonse.

Zizindikiro Zoyenera Kuziyang'anira:

1. Matenda a Dermatitis/Stomatitis:Kufiira, kutupa, kapena kuyabwa kwa milomo ndi nsinjiro komwe elastic imakhudza.

2. Kumva Kupsa:"Kuluma" kosalekeza m'masaya amkati.

3. Machitidwe Okhazikika:Matenda a urticaria kapena kupuma (osowa, koma aakulu).

Ngati wodwala akusonyeza zizindikiro izi, sinthani kuNjira zina zosakhala za Latexnthawi yomweyo ndiye muyezo wa chisamaliro.

Kodi Mungakonze Bwanji Kusankha Kosalala pa Malocclusions Osiyanasiyana?

Kusankha choyeneraMa elastiki a mano olemeramotsutsana ndi mikanda yopepuka yolumikizirana imadalira cholinga cha makina.

Kukonza Kalasi Yachiwiri

Pofuna kusuntha arch ya pamwamba kumbuyo ndi arch yapansi patsogolo, madokotala nthawi zambiri amagwiritsa ntchitoMa elastiki a 3/16″ kapena 1/4″ndi mphamvu ya3.5 oz mpaka 4.5 oz. Chotambasulacho chimatambasulidwa kuchokera ku galu lapamwamba kupita ku molar yoyamba yapansi.

Kukonza Kalasi Yachitatu

Kuti akoke msana wa msana, ma elastiki amatambasulidwa kuchokera ku galu wapansi kupita ku molar yoyamba yakumtunda. Chifukwa mandible nthawi zambiri amakhala olimba, okwera pang'ono.milingo ya mphamvu yotanuka ya orthodontic(mpaka 6.0 oz) mungafunike.

Zotanuka Zoyimirira (Zotanuka za Bokosi)

Potseka kuluma kotseguka, ma elastiki amaikidwa mu mawonekedwe a "bokosi" kapena "katatu". Popeza izi zimatalika mtunda waufupi,Kukula kwa 1/8″amagwiritsidwa ntchito nthawi zambiri kuti atsimikizire kuti pali mphamvu zokwanira popanda kutambasula kwambiri zinthuzo.

Kutsiliza: Kulondola kwa Denrotary Elastics

Kusiyana pakati pa chithandizo chopambana ndi chithandizo choyimitsa nthawi zambiri kumakhala mwatsatanetsatane.mphamvu yotanuka mu ma ounces, mfundo zazikulu zaMa elastiki a orthodontic a mainchesi 3/16, ndi kufunikira kwarabara ya orthodontic ya kalasi yachipatala, akatswiri angapereke zotsatira mwachangu komanso momasuka. Kwa ogulitsa, kupereka mitundu yosiyanasiyana ya kukula kuyambira 1/8″ mpaka 3/8″ kumatsimikizira kuti nkhani iliyonse yachipatala yaphimbidwa.

Fufuzani mitundu yonse ya ma elastiki olondola kwambiri komanso zida zodulira mano paDenrotarykuonetsetsa kuti ntchito yanu ili ndi zinthu zabwino kwambiri mu sayansi ya zinthu zakuthupi.

Mafunso Ofunsidwa Kawirikawiri: Chidziwitso cha Akatswiri pa Zokongoletsa za Orthodontic

Kodi odwala ayenera kusintha ma elastiki awo a orthodontic kangati?

Odwala ayenera kusintha ma elastiki awo katatu kapena kanayi patsiku.rabara ya orthodontic ya kalasi yachipatalaAmavutika ndi kuwola kwa mphamvu akakumana ndi malovu ndi kusintha kwa kutentha, kuvala lamba lomwelo kwa maola 24 kumapangitsa kuti mano asagwire bwino ntchito. Kusintha pafupipafupi kumasunga mphamvu "yokhazikika".

Kodi ndingagwiritse ntchito ma elastiki kuti ndisunthe mano mwachangu?

Ayi, odwala sayenera "kuwonjezera kawiri" pokhapokha ngati atalangizidwa ndi dokotala wa mano. Kuwirikiza kawiri ma elastiki kumawonjezeramilingo ya mphamvu yotanuka ya orthodonticmwachangu, zomwe zingayambitse kupanikizika kwambiri, zomwe zimapangitsa kuti mizu ya dzino isungunuke (kufupika kwa mizu ya dzino) kapena kuletsa magazi kupita ku ligament ya periodontal.

Kodi ma elastiki amitundu yosiyanasiyana amagwira ntchito bwino ngati omveka bwino?

Inde, utoto womwe umagwiritsidwa ntchito mu ma elastiki amitundu yosiyanasiyana susintha kwambiri mawonekedwe a makina kapenamphamvu yotanuka mu ma ouncesKomabe, ma elastiki a mtundu wa neon nthawi zambiri amapangidwa ndi latex. Ngati wodwala safuna latex, nthawi zambiri amangogwiritsa ntchito zinthu zoyera kapena zopangidwa mwapadera.

N’chifukwa chiyani ma elastiki ena ali ndi mayina a nyama pa phukusi?

Opanga ambiri amagwiritsa ntchito mayina a nyama (monga Kalulu, Nkhandwe, Penguin) ngati “chidule” chaMa elastiki a orthodontic a mainchesi 3/16kapena mphamvu yeniyeni. Izi zimapangitsa kuti odwala achichepere azikumbukira mosavuta thumba lomwe ayenera kugwiritsa ntchito, ngakhale kuti muyeso wa dayamita ndi ounce ukadali muyezo wagolide wachipatala.

Kodi ma elastiki opangidwa ndi orthodontic ayenera kusungidwa bwanji kuti asawonongeke?

Kusunga umphumphu wazipangizo za elastiki zamkati mwa pakamwa, ziyenera kusungidwa pamalo ozizira komanso ouma kutali ndi dzuwa lachindunji. Kuwala kwa UV ndi kutentha kwambiri kungayambitse mphira kusweka, kuchepetsa kwambiri mphamvu yake yotambasuka ndikupangitsa kuti isweke msanga ikagwiritsidwa ntchito.