ʻO TKA Prosthesis- LDK X4 Ka ʻAha Knee Arthroplasty
1.
Hāʻawi ʻia ka condyle mua o ka prosthesis femoral me ka liʻiliʻi o ka laula a me ka mānoanoa e hoʻemi i ke kaomi condyloid anterior a me ka ʻeha quadriceps.ʻO ka geometry sagittal like a me ka curvature maʻemaʻe e ʻae i ka patella ʻaʻole e hoʻonui i ka ikaika o ka quadriceps femoris i ka wā e kīloi ai ke kuli.I ka hui pū ʻana me ka hohonu patellar trochlear groove, hiki ke hōʻoia i ka paʻa ʻana o ka patella a i loko o ka ʻāwī a hiki i ka flexion kiʻekiʻe me ka ʻole o ka dislocation, a mālama ʻia ka pilina paʻa ma waena o ka patella a me ka prosthesis femoral i nā manawa a pau.
2.
Hoʻolālā ʻia ka prosthesis femoral me kahi mokulele coronal curved liʻiliʻi e hoʻonui i ka wahi hoʻopili i mea e hōʻemi ai i ke kaomi kiʻekiʻe ma ka hoʻokomo polyethylene.Hoʻopau ʻia ke kuʻekuʻe kikoʻī i ka wā o ka hoʻololi ʻana o ka varus-valgus o ke kuli, no laila e mālama mau ka hui tibiofemoral i ke alo a me ke alo.
3.
ʻO ka notch patellar anterior o ka hoʻokomo polyethylene e hoʻemi i ke kaomi hou a me ka ʻeha ma luna o nā quadriceps femoris i ka wā o ka flexion kiʻekiʻe.
4.
Hoʻonui ʻia ka curvature condylar hope.ʻO ka ʻili o ka tibiofemoral articular e hoʻomau i ka hoʻopili ʻana i ka ʻili ma mua o ke kiko kikoʻī inā piʻi ka flexion i 135 degere.
5.
Open intercondylar fossa design: Hoʻemi ʻia ka intercondylar osteotomy, a mālama ʻia ka iwi i ka nui loa no ka mea maʻi.
6.
ʻO ka hoʻolālā cam-post maikaʻi loa: Ke mālama ʻia nei ke kāmela ma ke kumu o ke kolamu ʻoiai ʻo ke kuli i ka flexion kiʻekiʻe, e pale ana i ka hiki ʻana mai o ka dislocation cervical i ka wā kiʻekiʻe flexion i kahi palena palena.
7.
Hāʻawi ʻia kahi mīkini laka hoʻokomo ʻokoʻa.Hiki i ka hoʻopaʻa lua me nā heleuma metala ke hoʻopau i ka ʻaʻahu ʻeha ma waena o nā mea ʻelua.
8.
ʻO ke ʻano ʻēheu ʻekolu e pale i ka hoʻololi ʻana a pale aku i ke koʻikoʻi koʻikoʻi.
Femoral Condyle hoakaka
Mea Hana: Co-Cr-Mo
Nā ʻāpana ʻenehana nui o Femoral Condyle (RY A201)
ʻāpana (mm)
Huahana Huahana | Hōʻike | Anawaena Kūwaena | AP Anawaena |
50111P | 1L | 57 | 53 |
50112P | 2L | 60 | 56 |
50113P | 3L | 63 | 59 |
50114P | 4L | 66 | 62 |
50115P | 5L | 71 | 66 |
50116P | 1R | 57 | 53 |
50117P | 2R | 60 | 56 |
50118P | 3R | 63 | 59 |
50119P | 4R | 66 | 62 |
50120P | 5R | 71 | 66 |
Hōʻike ʻia ʻo Tibial Tray
Mea Hana: Co-Cr-Mo
Nā ʻāpana ʻenehana nui o ka pā Tibial (RY B401)
ʻāpana (mm)
Huahana Huahana | Hōʻike | Anawaena Kūwaena | AP Anawaena |
50126 | 1# | 61 | 41 |
50127 | 2# | 64 | 43 |
50128 | 3# | 67 | 45 |
50129 | 4# | 71 | 47 |
50130 | 5# | 76 | 51 |
Hōʻike hoʻokomo ʻo Tibial
aterial: Ultra-High Molecular Weight Polyethylene
Nā ʻāpana ʻenehana nui o ka hoʻokomo ʻana i ka Tibial (RY C401)
ʻāpana (mm)
Huahana Huahana | Hōʻike | Anawaena Kūwaena | AP Anawaena |
50126 | 1# | 61 | 41 |
50127 | 2# | 64 | 43 |
50128 | 3# | 67 | 45 |
50129 | 4# | 71 | 47 |
50130 | 5# | 76 | 51 |
Patella
Mea Pono: Polyethylene Weight Molecular Weight
Nā ʻāpana ʻenehana nui o Patella (RY D01)
ʻāpana (mm)
Huahana Huahana | Hōʻike | Anawaena Kūwaena | AP Anawaena |
50147B-8 | Φ30/ 8 | Φ30 | 8 |
50141B-8 | Φ32/ 8 | Φ32 | 8 |
50141B-10 | Φ32/ 10 | Φ32 | 10 |
50142B-8 | Φ35/ 8 | Φ35 | 8 |
50142B-10 | Φ35/ 10 | Φ35 | 10 |
50143B-10 | Φ38/ 10 | Φ38 | 10 |