orthognathic 0.8 genioplasty ndiro

Genioplasty inosanganisira kuvhiyiwa kwakasiyana-siyana kugadzirisa kuwanda kweshaya, dysplasia, uye kutsauka kweshaya, izvo zvinosanganisira anterior neshure, kumusoro uye pasi, uye kuruboshwe uye kurudyi-matatu-dimensional direction abnormalities of the chin.The mentoplasty based on the muscle pedicle. bone flap ye mandibular chin ndiyowo kuvhiyiwa kwakanakisisa kwekugadzirisa kusaenzana kwakasiyana-siyana kwechirebvu.Nekuda kwekusiyana kukuru kwega kwechirebvu, kunyange mukuremara kwakafanana, kune misiyano iri pachena pakati pevarwere.Mhedzisiro yakanakisa yechin plasty ndeyekuzadzisa kurongeka nezvikamu zvese zve craniofacial.Nokudaro, kushanda kunofanira kugadzirwa maererano nemhando yechiso chemunhu.

Zviratidzo

1. Kupfupisa dhayamita kumberi neshure kwechirebvu uye gadzirisa kubuda kwemberi kwemboro.

2. Wedzera dhayamita kumberi neshure kwechirebvu uye gadzirisa kuremara kwerebvu.

3. Wedzera kureba kwechirebvu uye gadzirisa kushaikwa munzira yakatwasuka yechirebvu.

4. Deredza kureba kwechirebvu uye gadzirisa kutwasuka kwakananga kwechirebvu.

5. Wedzera hupamhi hwechirebvu uye gadzirisa kushayikwa kwekuruboshwe nekurudyi dhayamita yechirebvu.

6. Tenderedza chirebvu kuti ugadzirise kutsauka kwechirebvu uye kumwe kuremara kweasymmetrical.

7. Mamiriro ezvinhu ari pamusoro apa anogona kuvapo mumurwere mumwe chete, nguva yekugadzira.Simultaneous abnormal factors should be consideration.Iyi mashandiro anowanzobatanidzwa nemamwe maothognathic kuvhiyiwa kugadzirisa mazino akaoma uye maxillofacial deformities.

Matanho ekuvhiya ekuvhiya

Anteroposterior mental underdevelopment ndiyo yakajairika uye yekutanga kuremara kwepfungwa iyo vanhu vanoteerera kune.Severe chin retraction kesi, kutaridzika kwayo kweparutivi "muromo" chimiro, kunokanganisa zvakanyanya kutaridzika kwerunako.Advancement genioplasty ndiyo inonyanya kushandiswa nzira yekugadzirisa posterior chin. deformity.Nheyo ye intraoral approach ndeyekucheka bhonzo rekubatana pakati pemandible pamwero wemudzi wetip yemazino ezasi anterior uye lateral submental foramina, kuchengetedza kuvimbika kweropa rekupa pedicle ye lingual soft. matishu nemhasuru mushure mekuchekwa, fambisa bhonzo kumberi kune imwe nzvimbo uye ugadzirise zvakare ne mandible.Nekuda kwekuti matishu akapfava akabatanidzwa nelabial uye buccal mativi echirebvu bone block akafambawo kumberi, kuremara kwechirebvu kwakagadziriswa. .

osteotomy line inowanzowanikwa 0.5 cm pazasi pemudzi wetip kudzivirira zino rezino kubva pakukuvadzwa uye kuve nechokwadi chetsinga neropa kune zino.Kana lingual bone ndiro yakagurwa, oparesheni yacho inofanirwa kuve yakapfava uye yakarurama kudzivirira kukuvadzwa. kune zvinyoro zvinyoro zvakadai se lingual muscle pedicle, zvichiita kuti hematoma uye kuzvimba kwepasi remuromo mushure mekushanda, uye kusundira rurimi shure uye kukanganisa kufema.Iyo soft tissue pedicle yemisungo iri pasi pemutsara we osteotomy inofanira kudzivirirwa, kunyanya mu nharaunda yepakati-yepfungwa, kusanganisira anterior belly of the digastric muscle uye nzvimbo yekunamatira ye geniohyoid muscle pamucheto wemashure we submental bone, kuve nechokwadi chekupa ropa kune osteotomy.Kugadziriswa kwemukati kunoitwa netitanium plate kana screw.Dzivisa kukuvadzwa kumuromo wezino.Layered suture.Mentoplasty inoshanduka uye inogona kuitwa nenzira dzakawanda: horizontal osteotomy uye mberi displacement;Horizontal osteotomy uye anterior kureba;Kaviri nhanho yakatwasuka osteotomy uye anterior osteotomy;Horizontal osteotomy, kupfupisa uye retrograde;Horizontal osteotomy uye anterior kupfupisa;Horizontal transposition;Triangular segment amputation;Horizontal rotary transposition;Kuwedzera kwechikamu chechirebvu;Chin constriction.