Orthopedic titanium orokun apapọ aropo prosthesis
Orthopedic titanium orokun apapọ aropo prosthesis
Orokun jẹ isẹpo ti o tobi julọ ninu ara eniyan. O so femur rẹ pọ si tibia rẹ. O ṣe iranlọwọ fun ọ lati duro, gbe ati tọju iwọntunwọnsi rẹ. Orokun rẹ tun ni kerekere, gẹgẹbi meniscus, ati awọn ligaments, pẹlu ligament cruciate iwaju, ligamenti aarin, ligamenti iwaju iwaju, ati ligamenti iwaju.
Idi ti a niloaropo orokun isẹpo?
Awọn wọpọ idi funẽkun rirọpo abẹni lati yọkuro irora ti o fa nipasẹ arthritis. Awọn eniyan ti o nilo iṣẹ abẹ rirọpo apapọ orokun ni wahala nrin, gigun awọn pẹtẹẹsì ati dide lati awọn ijoko. Ibi-afẹde ti prosthesis rirọpo orokun ni lati tunṣe oju ti agbegbe ti o bajẹ ti orokun ati dinku irora orokun ti a ko le ṣakoso nipasẹ awọn itọju miiran. Ti apakan orokun nikan ba bajẹ, oniṣẹ abẹ le paarọ apakan yẹn nigbagbogbo. Eyi ni a npe ni rirọpo orokun apa kan. Ti gbogbo isẹpo ba nilo lati paarọ rẹ, opin egungun femur ati tibia yoo nilo lati ṣe atunṣe, ati pe gbogbo isẹpo yoo nilo lati wa ni oju. Eyi ni a npe niaropo orokun lapapọ (TKA). Egungun abo ati tibia jẹ awọn tubes lile pẹlu aarin rirọ inu. Ipari apakan atọwọda ni a fi sii sinu apa aarin rirọ ti egungun.
Yago fun pendency nipasẹ awọn ẹya mẹta
1.The multi-radius design pese
s ominira ti iyipada ati yiyi.
2.The design of decrescent radius of J curve femoral condyles le jẹri agbegbe olubasọrọ nigba ti o ga ni irọrun ati ki o yago fun ifibọ excavating.
Apẹrẹ ẹlẹgẹ ti POST-CAM ṣaṣeyọri osteotomy intercondylar kere ti PS prosthesis. Afara egungun iwaju ti o wa ni idaduro ti o dinku eewu fifọ.
Bojumu trochlear iho design
Patellatrajectory deede jẹ apẹrẹ S.
● Ṣe idiwọ irẹjẹ aarin patella lakoko iyipada giga, nigbati isẹpo orokun ati patella n gba agbara rirẹ julọ.
● Maṣe gba laaye laini agbekọja itọpa patella.
1.Matchable wedges
2.The gíga didan intercondylar ẹgbẹ odi yago fun post abrasion.
3.The open intercondylar box avoids the abrasion of post top.
Flexion 155 ìyí le jẹwayepẹlu ilana iṣẹ abẹ ti o dara ati adaṣe iṣẹ-ṣiṣe
Awọn cones titẹ sita 3D lati kun awọn abawọn metaphyseal nla pẹlu irin la kọja lati gba ingrowth laaye.
Awọn itọkasi Rirọpo Ipapọ Orunkun
Arthritis Rheumatoid
Arthritis post-traumatic, osteoarthritis tabi arthritis degenerative
Awọn osteotomies ti o kuna tabi rirọpo ti ko ni apakan tabi aropo orokun lapapọ
isẹpo prosthesis orokun Awọn alaye
Mu Ohun elo abo ṣiṣẹ. PS
| Mu Ohun elo abo ṣiṣẹ. CR | 2 # Osi |
| 3# Osi | ||
| 4# Osi | ||
| 5# Osi | ||
| 6 # Osi | ||
| 7 # Osi | ||
| 2#Ọtun | ||
| 3#Ọtun | ||
| 4#Ọtun | ||
| 5# Ọtun | ||
| 6#Ọtun | ||
| 7#Ọtun | ||
| Mu Ẹya ara abo ṣiṣẹ (ohun elo: Co-Cr-Mo Alloy) | PS/CR | |
| Mu Tibial Fi sii (ohun elo:UHMWPE) | PS/CR | |
| Mu Tibial Base awo ṣiṣẹ | Ohun elo: Titanium Alloy | |
| Tibial Sleeve Trabecular | Ohun elo: Titanium Alloy | |
| Mu Patella ṣiṣẹ | Ohun elo:UHMWPE | |
