Ntsiab lus: Laparoscopic Shaver Blades|Cov neeg tsim khoom|Khoom siv & Metallurgical Systems

Rau cov neeg sab nrauv, lub laparoscopic shaver hniav tsuas yog ib daim hlau me me uas ntsuas 2 txog 5 millimeters. Hauv kev tsim khoom, txawm li cas los xij, nws qhov kev ua tau zoo qab nthab yog yuav luag tag nrho txiav txim siab los ntawm cov chaw tsim khoom ntawm kev xaiv cov khoom siv thiab cov tshuab ua haujlwm saum npoo av. Txawm hais tias cov neeg muag khoom muab cov khoom cim SS304 lossis SS316 nrog cov lus hais zoo sib xws, lawv cov hniav tuaj yeem ua tau zoo sib txawv hauv kev siv tshuaj kho mob. Ib qho tuaj yeem txiav tau zoo nrog zoo- tswj qhov kub thiab txias, thaum lwm qhov loj hlob zuj zus ntxiv thaum lub sijhawm ua haujlwm, rub cov ntaub so ntswg lossis txawm tias muaj kev cuam tshuam me me ntawm ntug. Lub hauv paus ua rau tsis yog nyob rau hauv seb cov ntaub ntawv qib twg tau teev nyob rau hauv cov duab kos, tab sis seb cov tuam txhab tswj hwm cov ntaub ntawv raws li kev txheeb xyuas thiab txheej txheem txheej txheem.

1. SS304/SS316: Ib Qhov Chaw Pib, Tsis Yog Qhov Kawg

SS304 nta zoo heev formability thiab nqi zoo. SS316 (los yog 316L) muaj molybdenum, uas txhim kho pitting corrosion kuj, ua rau nws zoo dua haum rau ib puag ncig uas nquag siv lub cev sib cuag, saline irrigation thiab siab -humidity sterilization. Txawm li cas los xij, cov khoom siv qib ib leeg tsis tuaj yeem lav qhov ua tau zoo ib yam. Cov neeg tsim khoom yuav tsum nruj me ntsis tswj peb qhov tseem ceeb:

• Cov khoom siv hauv paus: Puas yog cov khoom txias- dov los yog tov-annealed? Dab tsi yog qhov teev qhov loj ntawm cov nplej? Cov kev suav no puas raug muab qhab nia thiab tswj tau zoo? Qhov txiav ntug ntawm lub shaver hniav tsuas yog kaum ntawm micrometers tuab, thiab txhua qhov kev sib xyaw ua ke yuav dhau los ua cov ntsiab lus kev ntxhov siab nyob ntawm ntug. Cov tuam txhab lag luam txhim khu kev lag luam ua cov tshuaj ntsuam xyuas metallographic rau cov khoom tseem ceeb, es tsis txhob tso cov khoom lag luam nkaus xwb raws li Cov Khoom Siv Xeem Ntawv Pov Thawj (MTC).
• Ua hauj lwm hardening tswj: Blanking thiab shearing txheej txheem tsim ib txheej yas deformation ze ntawm ntug txiav. Yog tias cov tuam txhab hla kev ntxhov siab annealing lossis precision sib tsoo kom tshem tawm cov txheej txheem tom ntej, cov ntug yuav zoo li pom pom tseeb tab sis qhov tseeb tau npog nrog cov txheej txheem ua ntej - puas tsuaj uas tawg tam sim tom qab siv.
• Sensitization txaus ntshai: Kev siv hluav taws xob tsis raug thaum lub sijhawm tsim khoom, xws li rov ua dua vuam lossis overheating hauv polishing, yuav ua rau chromium carbide los nag raws li cov ciam teb. Qhov no undermines lub hauv paus corrosion kuj ntawm 316 stainless hlau. Cov tuam txhab muaj lub luag haujlwm qhia txog qhov siab tshaj plaws uas tso cai rau cov kab hluav taws xob thiab lub sijhawm tiv tauj hauv cov lus qhia ua haujlwm, thiab ua cov txheej txheem siv tau los ntawm kev ntsuam xyuas ntsev los yog tshuaj ntsuam xyuas electrochemical corrosion.

2. Coatings: Ntau tshaj qhov saum npoo tiav - Ua tiav Tribological System

Ntau tus neeg yuav khoom suav nrog TiN (titanium nitride, txheej kub) lossis DLC (Pob zeb diamond{0}}Zoo li carbon txheej, tsaus grey/dub) raws li kev hloov kho yooj yim rau hnav tsis kam. Qhov tseeb, cov neeg tsim khoom yuav tsum teb cov lus nug tseem ceeb: Puas yog cov txheej txheem hloov pauv ntug geometry? Nws puas tsim kev pheej hmoo delamination? Nws puas yuav cuam tshuam qhov chaw tu lossis ua rau seem seem?

TiN excels ntawm boosting nto hardness thiab txo cov nplaum kev sib txhuam, zoo tagnrho rau txiav fibrous thiab nruab nrab tawv nqaij xws li adhesion bands thiab extraperitoneal fibrous txheej. Txawm li cas los xij, txheej txheej muaj qhov tseeb thickness. Yog tias cov tuam txhab lag luam tsis tuaj yeem tiv thaiv cov txheej txheem ntau dhau ntawm cov npoo npoo, qhov qub ntse apex yuav muab sib npaug hauv qab lub tshuab tsom. Xws li cov hniav zoo li hwm tab sis ua sluggishly hauv kev txiav.

DLC xa cov kev sib txhuam qis, siab dua zaj duab xis hardness thiab superior tshuaj inertness, tab sis yuav tsum tau nyob deb txheej txheem tswj rau nplaum underlayers. Yog tsis muaj gradient buffer khaubncaws sab nraud povtseg thiab meej kev cai ntawm deposition kub (kom tsis txhob temper softening ntawm stainless hlau), lub txheej yuav tawg los yog tev tawm nyob rau hauv flakes. Detached fragments nyob rau hauv qhov chaw phais ua rau muaj kev txaus ntshai nyob rau hauv kev kho mob.

Cov tuam txhab tsim qauv tsim cov txheej txheem txheej txheej nrog cov lus tshwj xeeb nruj: cov txheej txheej tuab ntawm qib micrometer, cov txheej txheem adhesion kuaj los ntawm khawb qhov ntsuas qhov tseem ceeb,kev cais tawm tsamuas ua rau coatings tawm cov lus qhia hniav, thiab validation ntawm txheej tsos thiab adhesion tuav tom qab rov ua dua siab - kub siab - siab sterilization thiab irrigation cycles. Kev siv thiab ua raws li cov txheej txheem kev cai no - es tsis yog kev cia siab rau kev thov kev lag luam - yog qhov tseem ceeb ntawm kev cuam tshuam.

3. Ceev faj nrog NiT Markings thiab Nickel Titanium Alloys

Cov ntawv luv "NiT" uas teev nyob rau hauv koj phau ntawv qhia tau yooj yim tsis meej pem nrog Nitinol (NiTi), nickel-titanium zoo nco alloy dav paub hauv chaw kho mob. Yog tias NiTi tau txais kev pom zoo rau cov ntu hloov tau yooj yim lossis cov qauv deformable ntawm qee cov hniav sib dhos, cov tuam ntxhab yuav tsum ua raws li cov cai nruj thiab cov qauv kev cai. Cov txheej txheem tseem ceeb suav nrog theem kev hloov pauv kub tswj, kev tswj hwm txheej txheej txheej txheej txheej txheej txheej txheej, nickel ion tso tawm kev sim thiab kev tshawb xyuas lub neej qaug zog.

Rau feem ntau cov hniav shaver feem ntau yog ua los ntawm SS304 lossis SS316, cov cim "NiT" feem ntau yog ib qho kev sau rau saum npoo los yog qhov yuam kev typographical. Cov kws tshaj lij cov tuam txhab lag luam yuav ua kom paub meej cov ntsiab lus no kom tsis txhob muaj kev phom sij hauv chaw kho mob thiab kev tswj hwm kev pheej hmoo.

4. Cov qauv yooj yim los txiav txim cov khoom zoo

Thaum nrhiav laparoscopic shaver hniav, koj tuaj yeem ntsuas tus neeg tsim khoom muaj peev xwm nrog peb cov lus nug tseem ceeb:

Puas yog cov microscopic ntug geometries (txiav lub kaum sab xis, lub kaum sab xis, micro- tus qauv tsim thiab cov hniav ntaj) puas muaj ntaub ntawv sau tseg hauv engineering kos duab thiab thawj- tsab xov xwm tshuaj xyuas?

Rau TiN los yog DLC ​​coated hniav, dab tsi yog cov specifications rau txheej thickness tis thiab delamination kev lees txais nyob rau hauv lub 0.1 hli cheeb tsam ntawm cov hniav?

Puas yog cov txheej txheem ntawm cov khoom siv thiab kev tiv thaiv corrosion raug kaw- lub voj kev tswj hwm hauv cov txheej txheem cov ntaub ntawv, tsis yog tsuas yog ua ntaub ntawv pov thawj Cov Ntawv Pov Thawj rau cov ntaub ntawv?

Ib lub chaw tsim khoom tsim nyog tuaj yeem muab cov lus teb meej rau tag nrho peb cov lus nug. Cov tsis tuaj yeem ua li ntawd tsuas yog cov neeg xa khoom sib sau ua ke cov khoom lag luam tawm.