1.Femoral stalk chu eng nge ni
Inhmelhriattirna:
Femoral stem (Femoral Stem) hi artificial hip replacement surgery-a damlo femur (thigh bone) chunglam thlakna atana hman thin metal component atanga tel a ni. Artificial hip system-a thil pawimawh ber pakhat a ni a, femoral head nena inzawm a, hip joint-a load leh movement te a la thei a ni. Femoral stem hna ber chu hip joint leh lower limb incheina chu artificial hip joint dang zawng zawngah transfer a ni a, chu chuan joint chu a nghet a, a nuam a, a thawk tha thei a ni.
Femoral stem awm dan leh hnathawh dan
Riruang:
Femoral stem hi a tlangpuiin tapered emaw cylindrical emaw a ni a, mihring femur anatomical shape nena inmil tura siam a ni. Femur-ah dahin, femoral head (artificial hip joint hmun dang) nen a inzawm a, hip joint hnathawh chu a siam tha leh a ni.
Chanvo:
Femoral stem hian taksa chunglam rit tam zawk a phur a, chuvangin load phur thei leh stability chak tak a neih a ngai a ni. Hun rei tak hman chhunga osseointegration awm theihna turin biocompatible a ni tur a ni bawk.
Femoral stems chi hrang hrang leh design hrang hrang
![Femoral stem chi hrang hrang]( "Types of femoral stem")
Femoral shanks chi hrang hrang a awm a, a tlangpuiin:
A zungpui zungbun: .
Femoral anatomy round hnai tak nei damlo tan a tha a, install a awlsam zawk a, mahse osteoporosis vei thenkhatah chuan a nghet lo thei.
Chu bakah, round shanks thatna chu surgery awlsam tak leh implantation hun rei lo tak a ni. Mahse, hriat tur chu ruh mineral density hniam emaw, ruh natna nei damlote tan chuan hun rei tak chhunga an dinhmun nghet tak neih theih nan femoral stem chi dang a remchang zawk ngaihtuah a ngai mai thei.
Tapered shank chu a awm a:
Shanks siamthat theih te:
Progressive shanks te chu:
Femoral shanks ah hian coatings a awm a:
Cemented emaw cementless (ie, osseointegrated) ang chi, damlo ruh quality leh femoral structure a zirin. Cemented version hi damlo kum upa lam tan a tha a, osseointegrated version erawh ruh quality tha zawk nei tan a tha hle thung.
Femoral stem design-ah hian a tlangpuiin:
Anatomical adaptation ngaihtuah, chu chu femoral stem angle, sei zawng leh curvature te hi a ni. Duhthlanna hi femoral stem hian femur nen a inzawm tha a, a nghet reng theih nan siam a ni.
Adjustable design: Femoral stem thenkhat chu adjustable features neia design a ni a, chu chuan surgery laiin taksa peng hrang hranga insiamrem theih nan adjustment engemaw zat a siam thei a ni.
2.Femoral stem a thil chi hrang hrang inthlauhna
![A rilru a buai em em a. 股骨柄类型图]( "股骨柄类型图")
2.1.1. Titanium Alloy (Titanium Alloy) hmanga siam a ni.
Ziarang:
Tunah hian titanium alloy hi femoral stems siamna atana hman tlanglawn ber pawl a ni a, a thatna chu biocompatibility tha tak, light weight leh corrosion resistance chak tak a nih vang a ni. Titanium alloy modulus of elasticity hi mihring ruh nen a inhnaih hle a, hei hian implantation hnua femoral stem leh ruh inkara stress concentration a tihziaawm bakah ruh ruh tliak theihna a ti tlem bawk.
A thatna te: 1.1.
Biocompatible sang tak leh immune response siamtu tlem zawk.
Lighter, operation hnua phurrit tihziaawmna tura puitu.
Corrosion resistance sang tak, hun rei tak chhunga dahna atana tha.
A that lohna: 1.1.
2.2. Cobalt-Chromium hmanga siam a ni
Nihphung:
Cobalt-Chromium Alloy hi metallic material chak tak a ni a, artificial joint components, load sang zawk tuar thei tur atana hman thin a ni. Wear leh corrosion resistance tha zawk a nei a, chakna leh durability sang tak a pe bawk.
A thatna chu:
A chak hle a, load sang tak nei damlo tan a tha a, hun rei tak chhung chu a rihna nghet takin a vawng thei bawk.
Corrosion resistance sang tak, hun rei tak chhunga dahna atana tha.
Abrasion resistance sang tak, wear and tear tihziaawm thei.
A that lohna: 1.1.
Titanium alloy aiin biocompatible tlem zawk, damlo thenkhatah chuan harsatna tenau a thlen thei.
Titanium alloy aiin a rit zawk a, hei hian operation hnua damlo phurrit a tipung thei a ni.
2.3. Stainless steel (Stainless Steel) hmanga siam a ni.
Nihphung:
A thatna te: 1.1.
A that lohna: 1.1.
Stainless steel hian a biocompatibility tha lo avangin immune reaction nasa zawk emaw, corrosion problem emaw a thlen thei a ni.
Titanium alloy nena khaikhin chuan corrosion resistance a tha lo a, hun rei tak hmanna atan pawh risky tak a ni thei.
2.4. Chromium-Cobalt Alloy (Chromium-Cobalt Alloy) hmanga siam chhuah a ni.
Ziarang:
He material hi element chromium leh cobalt atanga siam a ni ber a, chakna sang tak leh wear resistance a nei sang hle. Cobalt-chromium alloy ang bawkin chrome-cobalt alloy hi femoral shank load sang tak hnuaia awmah hman a ni tlangpui.
A thatna chu:
A chak em em a, a chhe thei lo, hun rei tak chhung phurrit sang tak tuar thei.
Corrosion laka a do thei hle a, hun rei tak hman atan pawh a tha hle.
A that lohna: 1.1.
Biocompatibility tha lo deuh, allergic reaction a thlen thei.
Weight sang zawk, damlo thenkhat tan chuan harsatna a thlen thei.
2.5. Ceramic hmanga siam a ni
Nihphung:
Ceramic materials hi a khauh lutuk leh a chhe thei lo em em avangin femoral stem atana surface coating atan emaw, femur lu atana material atan emaw an hmang fo thin. Ceramics hian coefficient of friction a nei tlem a, hei hian joint wear a ti tlem a ni.
A thatna te: 1.1.
Hardness sang tak, wear-resistant tak, joint surface-a friction a tihziaawm.
Coefficient of friction hniam lutuk hian wear leh hun rei tak chhunga fracture te a ti tlem a ni.
A that lohna: 1.1.
2.6. Surface coating materials (entir nan HA coating, titanium nitride, etc.) te chu a hring vek a ni.
Ziarang:
Femoral stem chung lamah hian special coatings, calcium aminophosphate (HA) coating emaw titanium nitride coating emaw an dah fo thin. Heng coatings te hian a tum ber chu ruh chhunga femoral stem inzawmkhawmna tur, biocompatibility tihchangtlun leh ruh thanna atana puih a ni.
A thatna te: 1.1.
Osseointegration a tichak a, femoral stem hun rei tak chhunga a nghet theih nan a pui bawk.
Biocompatibility a ti tha a, immune reaction a ti tlem bawk.
A that lohna: 1.1.
Coatings te hi hun kal zelah a chhe thei a, a thatna a ti tlem thei bawk.
Coating thenkhat chuan a tih dan tur a buaithlak leh a man a tipung thei bawk.
Thurawn hrang hrang:
Femoral stem atana hman tur thil thlan dan hi damlo pakhat zel (eg, ruh quality, kum, activity level, etc.), surgery chi hrang hrang, design mamawh leh surgeon experience-ah a innghat nasa hle. Titanium alloy leh cobalt chromium alloy te hi an chakna, an chhe thei lo leh an biocompatibility a sang zawk avangin hman lar ber an ni. Load sang tak nei damlo thenkhat chuan cobalt chromium alloy materials an duh zawk mai thei a, ruh quality tha zawk nei damlo naupang zawk tan chuan titanium hi duhthlan tur tha zawk a ni thei bawk. Material eng pawh ni se, design quality leh operation hnua ruh inzawmkhawm theihna hi femoral stem stability leh hip function siam thatna atana pawimawh tak a ni.
3.Eng condition nge femoral stem hmang ang
![Femoral handle hmanna tur hmun]( "Where to use the femoral handle")
3.1.1. Hip-a ruh natna (Osteoarthritis) .
Thil awmdan sawifiahna:
Hei hi femoral stem hmanna ber a ni. Damlo hip cartilage a chhe a, chu chuan ruh a na a, a che thei lo va, dyskinesia a nei bawk. Hetiang dinhmun a kal zel chuan femur leh acetabulum chunglam chu a chhe nasa hle a, chu chuan ruh hnathawh a tichhe nasa hle.
Surgery tih tum: 1.1.
Artificial hip replacement surgery hmangin femoral stem hi femur hmun chhia chu thlak nan hman a ni a, chu chuan hip joint hnathawh a titha leh a, natna a tiziaawm a, damlo nunphung a tichangtlung bawk.
3.2. A rilru a buai em em a, a rilru a hah em em bawk a.
Thil awmdan sawifiahna:
Femoral head necrosis chu thisen kalna tur tihtawp avanga femoral head-a ruh tissue thihna a ni. Hei hian ruh natna nasa tak leh hnathawh theih lohna a thlen tlangpui. Femoral head necrosis hi chhan hrang hrang vang a ni thei a, chu chu hun rei tak chhung steroid damdawi hman te, trauma te, zu in te a ni.
Surgery tih tum: 1.1.
Femoral head necrosis chu conservative treatment hmanga tihdam theih a nih loh chuan artificial hip replacement surgery chu enkawlna option a lo ni ta a ni. Femoral stem hi femoral head-a necrotic part thlak nan leh joint function siam that nan hman a ni.
3.3. Femoral Fracture a awm
Thil awmdan sawifiahna:
A bik takin kum upa lam tan chuan femoral neck fracture emaw femoral stem fracture emaw hi hip fracture a awm fo thin. A bik takin, femoral neck fracture hi a dam loh emaw, osteoporosis ang chi harsatna a awm emaw chuan artificial hip replacement a ngai thei.
Surgery tum ber: 1.1.
Damlo hip function siam that nan te, natna tihziaawmna tur te, leh mobility tihchangtlun nan te femoral stem placement hmanga femur chhia chu thlak danglam tur. Femoral stem hi fracture complex zawk emaw, dam harsa zawk emaw tan chuan duhthlan tur tul tak a ni.
3.4. Hip Joint Infection (HJI) avanga natna hrik awm thei.
Thil awmdan sawifiahna:
A then phei chuan hip joint hian bacteria infection vangin joint a tichhia thei a, a bik takin hip surgery hnua infection lo awm (eg hip prosthesis infection) atanga secondary a ni. He natna hian soft tissue leh ruh te nasa takin a tichhia thei a, a nih loh leh ruh hnathawh a tichhe vek thei bawk.
Surgery tih tum: 1.1.
Infection control a nih hnuah chuan joint function siam that nan artificial hip replacement a ngai mai thei. Chutiang a nih chuan femoral stem hmangin femur hmun chhia emaw, natna hrik awm emaw chu thlak a ni ang.
![Femoral stem hman dan tur scenario hrang hrang]( "Scenarios for use of the femoral stem")
3.5. Hip Deformity emaw, Hip-a hmasawnna lama harsatna (DDH) emaw a awm thei.
Thil awmdan sawifiahna:
Damlo thenkhat chu hip-a developmental dysplasia (eg, hip dislocation emaw acetabular asymmetry) neia piang an ni thei a, heng deformities te hian femur leh acetabulum inzawmna tha lo tak a thlen thei a, chu chuan ruh chu a ti chhe hmasa thei a, a na a, a thawk tha lo thei bawk.
Surgery atana thil tum: 1.1.
Developmental hip dislocation emaw hip deformities dang, nunphung tichhe thei thil dang emaw a awm chuan artificial hip replacement surgery neih a ngai thei a, chutah chuan femoral stem hmangin femur hmun chhia chu thlak a, joint function siam that leh a ni.
3.6. Rheumatoid Arthritis (Rheumatoid Arthritis) natna hi a tha hle.
Thil awmdan sawifiahna:
Rheumatoid arthritis hi systemic immune disease a ni a, ruhkawr natna (inflammation) leh ruhkawr (cartilage) a tichhia fo thin. Hip a nghawng chuan ruh inzawmna a tlem a, natna leh hnathawh that lohna a zual zel bawk.
Surgery tih tum: 1.1.
Artificial hip replacement hi rheumatoid arthritis vanga hip joint chhiatna nasa tak enkawlna tha tak a ni. Femoral stem hi operation-ah hman a ni a, chu chuan femur hmun chhia chu a thlak a, chu chuan natna a tiziaawm a, ruhkawrte a tichak lehzual bawk.
3.7 Slipped Capital Femoral Epiphysis (SCFE) atanga lo chhuak a ni.
Thil awmdan sawifiahna:
Slipped Capital Femoral Epiphysis (SCFE) hi tleirawl than leh thanlen laiin a awm tlangpui a, a bik takin puitlin laiin a awm a, hei hian femoral lu leh femoral stem inkarah a inmil lo emaw, a slippage emaw thei a ni. Hetiang dinhmun hi enkawl loh chuan ruh a tichhe thei a, a hnathawh a tichhe thei bawk.
Surgery tih tum: 1.1.
A then phei chuan slipped femoral heads hi conservative treatment hmangin a la chhuak thei lo va, artificial hip replacement surgery a ngai thei bawk. Femoral stem hmangin femur hmun chhia chu thlak theih a ni a, joint function pangngai a siam leh thei bawk.
3.8. Hip Arthroplasty hnua siamthat emaw thlak danglam emaw (Revision Hip Arthroplasty) .
Thil awmdan sawifiahna:
Artificial hip replacement surgery hi a hlawhtling hle thei a, mahse hun kal zelah prosthesis chu a chhe thei a, a lo chhuak thei a, a chhe thei bawk a, chu chuan ruh hnathawh a hloh emaw, a na reng thei bawk. Hetiang hunah hian hip repair emaw replacement surgery emaw neih a ngai mai thei.
Surgery tih tum: 1.1.
Repair emaw replacement surgery emaw an tih lai hian damlo mamawh tharte phuhruk nan femoral stem chu thlak emaw, siam thar emaw a ngai mai thei. Vawi tam tak chu femoral stem hi design thar emaw material thar emaw hmanga thlan a ni ang a, chu chu prosthesis a wear leh looseness a zirin a ni.
![Hip necrosis awm dan]( "Hip necrosis process")
4.Brand thlan dan tur
4.1.1. Stryker (Stryker) a ni.
![史赛克 tih hi a ni]( "史赛克")
Thuhmahruai tawi te:
Stryker hi khawvela medical device company lar ber pawl a ni a, orthopaedic implant tha tak tak a pe chhuak a, a bik takin artificial hip joint lamah a pe chhuak a ni. Stryker-a femoral stems hi thil thar siam a ni a, clinical need hrang hrang atan duhthlan tur hrang hrang a awm bawk.
Nihphung:
Technology hmahruaitu, hun rei tak chhunga nghet taka awm, clinical application zau tak leh validation.
4.2. Elbo (Zimmer Biomet) chuan a rawn ti a.
![爱尔博 tih hi a ni]( "爱尔博")
Ruangam:
Zimmer Biomet hi khawvel puma medical device company lar tak a ni a, orthopaedic leh sports medicine lama hma a la nasa hle a, artificial joint implants telin femoral stems te pawh huam tel a ni.
Nihphung:
Company hian technology lama thil thar leh design khauh tak a siam avangin damlo mamawh hrang hrang phuhrukna tur kawng hrang hrang a pe thei a, khawvel pumah hmingthanna tha tak a nei bawk.
4.3. Oslo Technologies (Ottobock) te chuan an rawn ti a.
![奥斯陆科技 tih hi a ni]( "奥斯陆科技")
Ruangam:
Oslo Technologies hi German company niin, orthopedic implant leh assistive devices quality tha tak tak siamtu a ni a, artificial hip solutions te bakah femoral stems te pawh a pe chhuak thin.
Nihphung:
Material leh design tha tak tak, clinical condition hrang hrang tana product innovation leh improvement lama inpekna.
4.4.South East Medical (Smith & a farnu) te tan a tha hle.
![东南医疗 tih hi a ni]( "东南医疗")
Ruangam:
Southeast Medical hi international medical device company lar tak a ni a, orthopaedic implant leh surgical tools lama tui tak a ni a, khawvel hmun hrang hrangah an artificial hip joint products an hmang nasa hle.
Nihphung:
Artificial joint implantation lamah pawh hmingthanna sang tak a nei a, a product design hian hun rei tak chhunga damlo dam leh theihna leh a kal theihna tur a ngaihtuah ber a ni.
4.5.meditech(Czmeditech) hmanga thil tih dan tur.
![迈玛瑞 tih hi a ni]( "迈玛瑞")
Ruangam:
Czmeditech hi orthopaedic-focused medical device leh implant siamtu a ni a, orthopaedic implant solution tha tak tak, innovative tak tak pek a tum tlat a, a bik takin artificial hip leh knee joint lam a ngaih pawimawh ber a ni. Maimaritech hian khawvel hmun hrang hranga hospital leh orthopaedic surgeon-te hnenah implant leh assistive devices a supply a ni
Nihphung:
Artificial hip replacement surgery-a hman tlanglawn tak, McMurry siam femoral stems hi a nghet leh a chhe thei lo tur thil chak tak, corrosion-resistant titanium leh cobalt-chromium alloy hmanga siam a ni. Femoral stem hi damlo hrang hrangte taksa peng hrang hrang leh surgery mamawh ang zela siam a ni.
Tawpna
Kum 20 chuang zet experience nei tawh, technology thar ber ber, leh quality leh compliance lama inpekna neiin, CZMEDITECH hi khawvel puma healthcare provider-te tan partner rintlak tak angin a ding a ni. Kan maxillofacial steel plate implants hi market-a quality sang ber zinga mi a ni a, kan client-te tan durability, precision, leh value a pe a ni.
Hospital, clinic, surgeon i nih pawhin, i damlote enkawlna tha ber pek theihna tura mamawh solution rintlak leh man tlawm tak tak kan pe a ni.
