Ho khetha li-screw tse nepahetseng ho bohlokoa bakeng sa liopereishene tse atlehileng tsa masapo, meno le ts'oaetso. Ho na le mefuta e fapaneng ea likurufu tse fumanehang—joaloka likurufu tsa cortex bone, lisekurufu tse hlakolang, le likurufu tse notlelang—ho utloisisa liphapang tsa tsona, litšebeliso le mekhoa ea bohlokoa ea khetho ho bohlokoa bakeng sa lingaka tse buoang le litsebi tsa ho reka thepa ea bongaka. Tataiso ena e fana ka tlhahlobo e tebileng ea likhetho tsa screw tsa ho buoa ho u thusa ho etsa liqeto tse nepahetseng tsa ho reka.
Ke Eng?Cortex Bone Screws?
Li-screws tsa masapo a cortex li etselitsoe ho sebelisoa lesapong le letenya la cortical, le fumanehang libakeng tsa diaphyseal (shaft) tsa masapo a malelele joalo ka femur, tibia le humerus. Li-screw tsena li na le:
Bolelele ba khoele e nyane le sekontiri se setle, se lumellang ho kopana ka thata le lesapo le thata
Moralo o nang le khoele ka botlalo, o nolofalletsang ho petetsa ka mokhoa o ts'oanang ka bolelele ba screw
Lisebelisoa tsa ho lokisa lipoleiti, haholo-holo ka ho notlela kapa lipoleiti tsa compression tse matla
Li-screws tsa cortex li loketse ho robeha ha diaphyseal, osteotomies, le mekhoa ea compression plating moo ho hlokahalang ho tiisa ka thata ntle le ho senya sebopeho sa masapo.
Mefuta ea Li-Screws tsa ho Buoa le Lisebelisoa tsa Tsona
1. Cortex Bone Screws
Li-screws tsa cortex li etselitsoe lesapo le letenya la cortical 'me li sebelisoa hangata ho lokisa fracture le kaho ea masapo. Li na le likhoele tse ntle le ntlha e hlabang bakeng sa ho kenngoa hantle. Li-screws tsena li fana ka matla a matla a ho tšoara masapong a thata 'me hangata li sebelisoa le lipoleiti bakeng sa ho tsitsisa.
Likarolo tsa Bohlokoa:
Ka ho feletseng kapa ka mokhoa o sa fellang dikgetho
E entsoe ka tšepe e sa hloekang kapa titanium
E sebelisoa ho fractures ea diaphyseal le ho lokisa poleiti
2. Cancellous Bone Screws
Li-screws tse nang le li-cancellous li na le moralo o mahoashe, o li etsang hantle bakeng sa lesapo le bonolo, le nang le spongy le fumanehang libakeng tsa metaphyseal. Hangata li sebelisoa ho buoa maqaqailaneng, lengole le pelvic.
Likarolo tsa Bohlokoa:
Khoele e kholoanyane bakeng sa ho tšoara hantle lesapong la trabecular
Hangata ho ipeha ka boeena bakeng sa ho kenya habonolo
E fumaneha ka mefuta ea khoele e sa fellang bakeng sa compression
3. Li-Screws tsa ho notlela
Li-screws tse notlelang li sebetsa ka lipoleiti tse notlelang, li etsa moaho o tsitsitseng o matlafatsang botsitso lesapong la osteoporotic kapa fractures tse rarahaneng. Ho fapana le li-screw tsa setso, li notlela poleiti, ho fokotsa kotsi ea ho hlephisa.
Likarolo tsa Bohlokoa:
Likhoele li kopanya lesapo le poleiti
E loketse ho robeha ho sa tsitsang le boleng bo bobe ba masapo
E fokotsa ho teneha ha lisele tse bonolo
4. Self-Tapping vs. Self-Drilling Screws
Li-self-tapping screws li khaola likhoele tsa tsona empa li hloka lesoba la sefofane le phuntsoeng pele.
Li-screws tsa ho itšeha li felisa tlhokahalo ea mohato o fapaneng oa ho phunya, ho boloka nako ka mekhoa e itseng.
Lintlha Tseo U Lokelang ho li Nahana ha U Khetha Li-Screws tsa ho Buoa
1. Sesebediswa (Stainless Steel vs. Titanium)
Stainless Steel: Matla a phahameng, a theko e tlaase, empa a ka baka litšoantšo tsa maiketsetso ho MRI.
Titanium: Biocompatible, lightweight, MRI-compatible, empa e theko e boima haholo.
2. Moqapi oa Khoele le Pitch
Likhoele tse ntle (li-cortex screws) bakeng sa lesapo le teteaneng.
Likhoele tse mahoashe (li-screwous screws) bakeng sa lesapo le bonolo.
3. Mofuta oa Hlooho
Hexagonal, Phillips, kapa lihlooho tsa ho khanna ka linaleli bakeng sa tšebelisano e fapaneng ea bakhanni.
Lihlooho tsa boemo bo tlase ho fokotsa ho teneha ha lisele tse bonolo.
4. Ho beleha le ho paka
Li-screws tse entsoeng esale pele tse nang le sephutheloana sa tšebeliso e le 'ngoe li netefatsa polokeho le boiketlo.
Li-Screws tsa Marapo tse entsoeng ka mokhoa o nepahetseng ho tsoa ho Moetsi oa Machaena ea Tšeptjoang
Ho Jiangsu Shuangyang Medical Instrument Co., Ltd., re thehile tsebo e tebileng ea tlhahiso ea li-screw tsa masapo, ho re etsa e mong oa bahlahisi ba ka tšeptjoang ka ho fetisisa ba Chaena lefapheng lena. Sehlahisoa sa rona sa screw screw se akaretsa mefuta e mengata ea lits'ebetso, ho kenyelletsa:
Li-screws tsa lesapo la cortex - tse lokiselitsoeng hantle bakeng sa ho tiisa lesapo la cortical
Cancellous bone screws - e ntlafalitsoeng bakeng sa masapo a spongy libakeng tsa metaphyseal
Li-screws tsa ho notlela - tse etselitsoeng botsitso ba angular ho fractures e rarahaneng kapa lesapo la osteoporotic
Li-screws tse kentsoeng ka makotikoting - li loketse ho buuoa ka mokhoa o fokolang le ho beha mohala o nepahetseng hantle
Li-screws tsa compression tse se nang hlooho - bakeng sa sekhechana se senyenyane kapa ho lokisoa ho amanang le manonyeletso
Se khethollang Shuangyang ke motsoako oa rona oa ho nepahala ha tlhahiso, temohisiso ea bongaka, le ho feto-fetoha ha maemo. Li-screw tsohle tsa rona tsa masapo li hlahisoa ho sebelisoa litsi tsa machining tsa CNC tse lebelo tse nang le mamello e laoloang ka thata ho netefatsa ts'ebetso ea khoele le ts'ebetso ea biomechanical. Re khetha ka tieo titanium ea boemo ba bongaka (Ti6Al4V), e netefatsang hore biocompatibility, corrosion resistance, le ho tšoarella sebakeng sa opereishene.
Sekoti se seng le se seng se etsa tlhahlobo e felletseng ea boleng, ho kenyeletsoa licheke tsa boemo bo holimo, tlhahlobo ea matla a mochini, le tlhahlobo ea kalafo ea bokaholimo. Setsi sa rona sa tlhahiso ke setifikeiti sa ISO 13485 mme se lumellana le maemo a CE, ka mefuta ea rona e mengata e seng e sebelisoa lits'ebetsong tsa ho buoa lefatšeng ka bophara.
Ho tlatselletsa ho mefuta e tloaelehileng, re fana ka lits'ebeletso tsa meralo ea "screw" e ikhethileng, e etselitsoeng liprothokholo tsa hau tsa lehae kapa ts'ebetso ea sistimi ea ho kenya letsoho. Ebang ke ho lokisa sekontiri sa khoele bakeng sa theko e ntle ea masapo kapa ho lokisa sekoti hore se tsamaisane le lipoleiti tsa hau, sehlopha sa rona sa R&D se nang le boiphihlelo se ka ts'ehetsa prototyping e potlakileng le kopanyo ea OEM/ODM.
E tšeptjoa ke barekisi ba machaba, lipetlele le balekane ba OEM, Shuangyang e fana ka litharollo tse theko e tlaase, tse sebetsang hantle haholo tse finyellang litlhoko tse tsoelang pele tsa tlhokomelo ea ho hlokofatsoa ha masapo.
Nako ea poso: Jul-07-2025