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Sistimi ea Tibial Tuberosity Advancement (TTA).

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Sistimi ea Tibial Tuberosity Advancement (TTA): Mokhoa oa Kajeno oa ho Buoa bakeng sa Tokiso ea Canine Cruciate Ligament

Selelekela

The anterior cruciate ligament (ACL) ke e 'ngoe ea li-ligamente tse atisang ho lemala ka har'a setho se ka morao sa canine, se lebisang ho se tsitseng ha manonyeletso, bohloko, 'me qetellong lefu la manonyeletso le fokolisang (DJD). Hangata ho hlokahala ho kenella ho buuoa ho tsosolosa botsitso le ho thibela tšenyo e eketsehileng ho lenonyeletso. E 'ngoe ea mekhoa ea morao-rao ea ho buuoa bakeng sa tokiso ea canine ACL ke tsamaiso ea Tibial Tuberosity Advancement (TTA), e fumaneng botumo ka lebaka la katleho ea eona ea ho ntlafatsa ts'ebetso ea manonyeletso, ho fokotsa bohloko, le ho fokotsa mathata a ka morao. Sengoliloeng sena, re tla kenella ka botebo tsamaisong ea TTA, melao-motheo, lits'ebetso, melemo le meeli.

Anatomy le Physiology ea Canine Stifle Joint

Pele re kenella ka har'a sistimi ea TTA, ho bohlokoa ho utloisisa anatomy le physiology ea lenonyeletso la canine stifle. Lenonyeletso la stifle le lekana le lenonyeletso la lengole la motho 'me le entsoe ka masapo a femur, tibia le a patella. ACL e na le boikarabelo ba ho tsitsisa lenonyeletso ka ho thibela tibia ho tloha ho thella ho ea pele ho ea ho femur. Ho lintja, ACL e ka har'a capsule e kopantsoeng 'me e entsoe ka likhoele tsa collagen tse khomarelang masapo a femur le a tibia.

Pathogenesis ea ACL Rupture in Dogs

Ho phatloha ha ACL ho lintja ho ka etsahala ka mabaka a sa tšoaneng, ho akarelletsa le liphatsa tsa lefutso, lilemo, botenya, ho ikoetlisa le ho sithabela maikutlo. Ha ACL e phatloha, lesapo la tibia le thellela pele, le etsa hore lenonyeletso le se ke la tsitsa, 'me le baka bohloko, ho ruruha,' me qetellong DJD. Tsamaiso e tsitsitseng, e kang ho phomola, meriana, le phekolo ea 'mele, e ka thusa ho fokotsa bohloko, empa ha e rarolle bothata bo ka sehloohong ba ho se tsitse ha manonyeletso. Hangata ho hlokahala ho kenella ho buuoa ho tsosolosa botsitso le ho thibela tšenyo e eketsehileng ho lenonyeletso.

Melao-motheo ea Tsamaiso ea TTA

Tsamaiso ea TTA ke mokhoa oa morao-rao oa ho buoa bakeng sa tokiso ea canine ACL e ikemiselitseng ho tsosolosa botsitso ba manonyeletso ka ho fetola lehlakoreng la sehlaba sa tibial. Sefate sa tibial ke sebaka se ka holimo sa lesapo la tibia le lumellanang le lesapo la botšehali ho etsa motsoako o thata. Ho lintja tse nang le ho phatloha ha ACL, sehlaba sa tibial se theohela tlaase, se etsa hore lesapo la tibia le thellele pele ho ea ka lesapo la botšehali. Tsamaiso ea TTA e kenyelletsa ho khaola li-tibial tuberosity, botumo ba bony bo ka tlas'a lengole, le ho e ntšetsa pele ho eketsa lehlakoreng la sehlaba sa tibial. Tsoelo-pele e tsitsisoa ho sebelisoa lesaka la titanium le li-screw, tse khothalletsang pholiso ea masapo le ho kopanngoa.

Melemo ea Tsamaiso ea TTA

Sistimi ea TTA e fana ka melemo e mengata ho feta mekhoa ea khale ea ho lokisa ACL, joalo ka tibial plateau leveling osteotomy (TPLO) le tokiso ea extracapsular. Ntlha ea pele, tsamaiso ea TTA e na le molumo o mongata oa biomechanically, kaha o fetola sekhahla sa sepakapaka sa tibial ho thibela pele ho ts'oaroa ha tibial, e leng sesosa se ka sehloohong sa ho phatloha ha ACL. Ea bobeli, tsamaiso ea TTA e boloka ACL ea matsoalloa, e fokotsa kotsi ea mathata a kang tšoaetso, ho hlōleha ha graft, le ho hlōleha ho kenya letsoho. Ntlha ea boraro, tsamaiso ea TTA e lumella ho jara boima ba 'mele pele ho ts'ebetso le ho tsosolosa, e leng ho ntlafatsang mosebetsi o kopanetsoeng le ho fokotsa nako ea ho hlaphoheloa. Ea bone, tsamaiso ea TTA e loketse lintja tsa boholo le mefuta eohle, kaha e ka etsoa ho latela litlhoko tsa motho ka mong.

Meeli ea Tsamaiso ea TTA

Joalo ka mokhoa ofe kapa ofe oa ho buoa, sistimi ea TTA e na le mefokolo le mathata a ka bang teng. Bothata bo tloaelehileng ka ho fetisisa ke ho hlōleha ho kenya letsoho, ho ka hlahang ka lebaka la khatello ea mochine, tšoaetso, kapa pholiso e mpe ea masapo. Ho hloleha ho kenngoeng ho ka baka ho se tsitse ha manonyeletso, bohloko, le tlhokahalo ea ho buuoa hape.

Mathata a mang a ka 'nang a e-ba teng a tsamaiso ea TTA a kenyelletsa ho robeha ha tibial crest, patellar tendonitis, le ho kopana ha motsoako. Ho feta moo, sistimi ea TTA ke mokhoa o rarahaneng oa ho buoa o hlokang koetliso e khethehileng le boiphihlelo, tse ka fokotsang ho fumaneha ha eona litleliniking tse ling tsa bongaka ba liphoofolo. Ho feta moo, tsamaiso ea TTA e theko e boima ho feta mekhoa e meng ea ho lokisa ACL, e ka 'nang ea se ke ea khoneha ho beng ba liphoofolo tse ruuoang lapeng.

Bakhethoa ba Tsamaiso ea TTA

Tsamaiso ea TTA e loketse lintja tse nang le ho phatloha ha ACL le ho se tsitse ha manonyeletso, hammoho le tse nang le meokho ea meniscal ka nako e le 'ngoe kapa DJD. Mokhethoa ea loketseng bakeng sa sistimi ea TTA ke ntja e boima ba 'mele bo fetang 15 kg, kaha lintja tse nyane li kanna tsa se be le masapo a lekaneng ho ts'ehetsa lesaka la titanium. Ho feta moo, tsamaiso ea TTA ha e khothalletsoe bakeng sa lintja tse nang le patellar luxation e matla, ho senyeha ho matla ha cranial cruciate ligament (CCL), kapa medial patellar luxation.

Tlhahlobo ea Pele ho Ts'ebetso le Moralo

Pele ntja e kena ts'ebetsong ea TTA, e tlameha ho hlahlojoa ka botlalo pele ho ts'ebetso, ho kenyelletsa tlhahlobo e feletseng ea 'mele, litšoantšo tsa radiographic, le liteko tsa laboratori. Litšoantšo tsa radiographic li lokela ho kenyelletsa maikutlo a mabeli a kopantsoeng le maikutlo a letheka ho thibela dysplasia ea hip kapa ramatiki. Ho feta moo, ngaka e buoang e lokela ho rera ka hloko ho buuoa, ho akarelletsa boholo le boemo ba lesaka la titanium, palo ea tsoelo-pele ea tibial tuberosity, le mofuta oa anesthesia le taolo ea bohloko.

Mokhoa oa ho Buoa

Sistimi ea TTA ke mokhoa o hlokang tekheniki oa ho buoa o hlokang koetliso e khethehileng le boiphihlelo. Opereishene e etsoa tlas'a anesthesia e akaretsang, 'me ntja e behiloe sebakeng sa mokokotlo. Ngaka e buoang e etsa sekhahla holim'a tibial tuberosity mme e thibela lesapo la patellar ho tloha ho tuberosity. Joale tuberosity e sehoa ho sebelisoa sakha e khethehileng, ebe ho behoa lesaka la titanium holim'a sehiloeng. Lehare le sirelelitsoe ka li-screws, 'me tendon ea patellar e kenngoa hape ho tuberosity. Joale lenonyeletso le hlahlojoa hore na le tsitsitse, 'me lesela le koetsoe ka li-sutures kapa staples.

Tlhokomelo ea Ka mor'a Opereishene le Tsosoloso

Ka mor'a ho buuoa, ntja e fuoa meriana ea bohloko le lithibela-mafu, 'me lenonyeletso le behoa leihlo bakeng sa ho ruruha, bohloko kapa tšoaetso. Ntja e lumelloa ho jara boima ba 'mele ho leoto le amehileng hang ka mor'a ho buuoa, empa mosebetsi o thibetsoeng o buelloa libeke tse seng kae tse qalang. Ntja e lokela ho bolokoa holim'a leash 'me e thibeloe ho qhoma, ho matha kapa ho hloa litepisi. Phekolo ea 'mele, ho kenyelletsa le mefuta e mengata ea boikoetliso le boikoetliso bo laoloang, e lokela ho qala ka mor'a matsatsi a seng makae ka mor'a ho buuoa ho ntlafatsa tšebetso ea manonyeletso le ho thibela ho fokola ha mesifa. Maeto a kamehla a ho latela ngaka e buoang aa hlokahala ho shebella mokhoa oa ho folisa le ho lemoha mathata a ka 'nang a hlaha.

Qetello

Sistimi ea Tibial Tuberosity Advancement (TTA) ke mokhoa oa morao-rao oa ho buoa bakeng sa tokiso ea canine ACL e ikemiselitseng ho tsosolosa botsitso ba manonyeletso ka ho fetola lehlakoreng la sehlaba sa tibial. Sistimi ea TTA e fana ka melemo e mengata ho feta mekhoa ea khale ea tokiso ea ACL, ho kenyeletsoa molumo oa biomechanical, paballo ea ACL ea matsoalloa, le tokiso ea pele ea ts'ebetso. Leha ho le joalo, tsamaiso ea TTA e na le mefokolo le mathata a ka bang teng, 'me e hloka koetliso e khethehileng le botsebi. Ka hona, qeto ea ho kena tsamaisong ea TTA e lokela ho etsoa ka mor'a tlhahlobo e feletseng ea pele ho ts'ebetso le ho buisana le ngaka e sebetsang ea bongaka ba liphoofolo.


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