Hauv kev lag luam khoom siv kho mob, qhov zoo tsis raug tshuaj xyuas tom qab tsim khoom, tab sis tsim thiab tsim rau hauv cov khoom. Rau cov khoom siv kho mob uas muaj kev pheej hmoo siab hauv Chav Kawm III xws li percutaneous transhepatic cholangiography (PTC) koob, cov chaw tsim khoom tswj kev tswj hwm zoo thiab kev tswj hwm muaj peev xwm txiav txim siab ncaj qha rau kev nkag mus rau kev lag luam thiab kev nyab xeeb ntawm cov khoom. Los ntawm kev tswj kom zoo thiab kev saib xyuas kev tswj hwm, daim ntawv no sib tham tob txog yuav ua li cas cov kws tshaj lij PTC koob manufacturers tsim cov txheej txheem kev ruaj ntseg zoo kom ua raws li cov kev cai thoob ntiaj teb.

ISO 13485 Kev Tswj Xyuas Kev Ua Haujlwm Zoo: Ib hom lus zoo thoob ntiaj teb

ISO 13485 yog tus qauv thoob ntiaj teb rau kev tswj xyuas cov cuab yeej kho mob zoo. Cov kws tshaj lij PTC koob manufacturers yuav tsum tsim kom muaj kev ua tiav raws li tus qauv no. Nws tsis yog tsuas yog qhov yuav tsum tau muaj ntawv pov thawj tab sis kuj yog ib qho kev xav txog kev coj noj coj ua ntawm kev lag luam.

Cov ntsiab lus tseem ceeb ntawm System Architecture

• Txoj kev ua raws li txheej txheem: txheeb xyuas thiab tswj cov txheej txheem sib cuam tshuam
• Risk-based kev xav: Kev tiv thaiv-taw qhia, nrog kev tswj hwm kev pheej hmoo thoob plaws hauv lub neej tag nrho
• Kev sib koom ua thawj coj: Kev cog lus rau thiab kev koom tes hauv kev ua tau zoo los ntawm kev tswj xyuas sab saum toj
• Kev txhim kho txuas ntxiv: Kev ua kom zoo tsis tu ncua raws li cov ntaub ntawv thiab qhov tseeb

Cov ntaub ntawv zoo System

Cov neeg tsim khoom siv cov txheej txheem plaub-theem kom ntseeg tau tias txhua yam haujlwm ua raws li cov txheej txheem teev tseg:

• Cov Ntaub Ntawv Qib 1: Phau Ntawv Qhia Zoo - txoj cai zoo, lub hom phiaj thiab qhov kev ua haujlwm
• Cov Ntaub Ntawv Qib 2: Cov Ntaub Ntawv Txheej Txheem - ntau dua 23 cov txheej txheem kev ua haujlwm (SOPs)
• Cov Ntaub Ntawv Qib 3: Cov Lus Qhia Ua Haujlwm - cov ntaub ntawv qhia txog kev ua haujlwm tshwj xeeb
• Qib 4 Cov Ntaub Ntawv: Cov Ntaub Ntawv thiab Cov Ntawv - traceable records of all acts

Kev Tswjhwm Tsim: Kev Ua Tau Zoo Ua Tau Los ntawm theem tsim

Kev nyab xeeb ntawm PTC koob yog txiav txim siab los ntawm kev tsim qauv zoo. Cov neeg tsim khoom siv tswj kev tsim qauv nruj.

Design Input Management

• Cov kev xav tau ntawm cov neeg siv: Sau cov kev xav tau los ntawm cov kws kho mob, cov kws saib xyuas neeg mob thiab cov neeg mob
• Regulatory Regulatory Requirements: Kev txheeb xyuas cov kev cai thiab cov qauv kev cai ntawm lub hom phiaj kev lag luam
• Kev txheeb xyuas kev sib tw: Kawm qhov zoo thiab qhov tsis zoo ntawm cov khoom sib tw
• Kev soj ntsuam kev pheej hmoo: Kev Ntsuam Xyuas Kev Nyab Xeeb Ua Ntej (PHA) txhawm rau txheeb xyuas cov kev pheej hmoo

Design Verification thiab Validation

• Laboratory pov thawj: Kev ntsuam xyuas txhua yam kev ua tau zoo, qaug zog lub neej thiab biocompatibility
• Simulated-use validation: Kev ntsuas qhov ua tau zoo ntawm cov ntaub so ntswg-simulating
• Kev soj ntsuam kuaj mob: Kev soj ntsuam kuaj xyuas tsis pub dhau los sau cov ntaub ntawv kev nyab xeeb thiab kev ua tau zoo
• Usability testing: Saib xyuas cov neeg siv kev khiav hauj lwm los txheeb xyuas cov kev pheej hmoo ntawm kev siv yuam kev

Tsim Hloov Hloov Tswj

Kev Tswj Xyuas Txheej Txheem Ntau Lawm: Kev tswj xyuas meej ntawm txhua kauj ruam tsim khoom

PTC needle manufacturing involves dozens of processes, all of which must be controlled.

• Cov txheej txheem Sterilization: Txhim Kho Kev Tsim Nyog (IQ), Kev Tsim Nyog Ua Haujlwm (OQ), Kev Ua Haujlwm Zoo (PQ)
• Ethylene oxide (EO) sterilization: Precise tswj ntawm concentration, kub, av noo thiab ntev
• Gamma sterilisation: Kev tshuaj xyuas kev faib tshuaj kom ntseeg tau tias qhov tsawg kawg nkaus koob ntau dua lossis sib npaug ntawm 25 kGy thiab ntau npaum li cas Tsawg dua lossis sib npaug li 40 kGy
• Sterile packaging: validation of packaging material and shelf-life confirmation for sterility care

Cov Txheej Txheem Tseem Ceeb

• Koob tip txoj kev: Tswj kev sib tsoo tsis kom paub meej lub kaum sab xis ntawm ± 1℃thiab ua raws li cov kev xav tau ntse
• Lumen machining: Ncaj tswj kev sib sib zog nqus qhov drilling thiab puab txoj kab uas hla ntawm ± 0.02 hli
• Kev kho deg: tswj qhov ceev tam sim no, lub sijhawm thiab kub rau electropolishing
• Cov txheej txheem los ua ke: Tswj kev sib khi lub zog lossis vuam zoo

Statistical Process Control (SPC)

• Cov ntsiab lus tswj tau teeb tsa rau cov txheej txheem tseem ceeb, nrog cov kab kos tswj xyuas cov txheej txheem kev ruaj ntseg:

Xbar-R kab kos: Saib xyuas tus nqi nruab nrab thiab ntau yam ntawm rab koob ncej sab nraud

• Tus nqi Cpk: Khaws saum toj 1.67 tsis tu ncua kom paub meej cov txheej txheem muaj peev xwm txaus

Cov txheej txheem kev kawm muaj peev xwm: Ua tsis tu ncua los txheeb xyuas cov hauv kev txhim kho

Kev Tshuaj Xyuas thiab Kev Ntsuas: Ntau Cov Txheej Txheem Zoo

Kev tshuaj ntsuam xyuas rau PTC koob suav nrog kev tshuaj xyuas tuaj, kev tshuaj xyuas hauv txheej txheem thiab kev tshuaj xyuas zaum kawg.

Kev soj ntsuam tuaj

• Raw khoom tshuaj xyuas: Tshuaj muaj pes tsawg leeg, txhua yam khoom thiab metallographic qauv ntawm stainless hlau
• Kev tshuaj xyuas cov khoom ntim: Microbial barrier kev ua tau zoo thiab kev saib xyuas tsis muaj menyuam
• Kev Tswj Xyuas Khoom Muag: Pom zoo cov npe khoom muag nrog kev tshuaj xyuas ntawm qhov chaw tsis tu ncua

In-Process Inspection

• Kev tshuaj xyuas thawj zaug: Kev sim ua tiav ntawm thawj cov khoom lag luam thaum pib ntawm txhua qhov kev hloov pauv
• Kev soj ntsuam xyuas niaj hnub: Kev ntsuas cov yam ntxwv tseem ceeb txhua 2 teev
• Kev soj ntsuam kab lus kawg: Kev ntsuas cov khoom kawg thaum kawg ntawm txhua qhov kev hloov pauv

Kev soj ntsuam zaum kawg

• Txhua PTC koob yuav tsum dhau qhov kev tshuaj xyuas zaum kawg:
• Kev kuaj pom pom: Ncej ncaj, nto tiav thiab kos qhov pom tseeb
• Kev tshuaj xyuas qhov ntev: Kev ntsuas tag nrho ntawm qhov ntev, sab nraud, sab hauv txoj kab uas hla thiab lub kaum sab xis
• Kev tshuaj xyuas ua haujlwm:
• Patency test: Standard guidewire passage test
• Leak-tightness test: 300 mmHg pressure retention test
• Kev sib txuas firmness: Hub txuas lub zog kuaj
• Stylet haum: Insertion-extraction force test
• Ntim kev ncaj ncees: Dye penetration method rau pob foob kuaj

Kev Ntsuam Xyuas Biocompatibility: Kev Tshawb Fawb Txog Kev Nyab Xeeb

Kev ntsuam xyuas biocompatibility tau ua tiav raws li ISO 10993 series ntawm cov qauv.

Test Yam Matrix

• Kev ntsuam xyuas tsim nyog raug xaiv raws li qhov xwm txheej thiab lub sijhawm ntawm kev sib cuag nrog tib neeg:
• Cytotoxicity: MTT assay lossis agar diffusion assay, ntsuas qib qis dua lossis sib npaug rau Qib 1
• Sensitisation: Guinea-Pig Maximization Test (GPMT) lossis Local Lymph Node Assay (LLNA)
• Irritation: Luav intradermal reactivity test
• Systemic toxicity: Mob toxicity test hauv nas lossis nas
• Genotoxicity: Ames test, chromosome aberration test thiab micronucleus test
• Implantation test: Kev ntsuam xyuas cov ntaub so ntswg tom qab 4-lub lim tiam, 13-lub lim tiam thiab 26-lub lim tiam intramuscular lossis subcutaneous implantation

Kev Xeem Kev Npaj

• Kev npaj extract: Polar extracts (ib txwm saline) thiab non-polar extracts (cottonseed roj)
• Extraction tej yam kev mob: 72-teev rho tawm ntawm 37℃nrog nto-cheeb tsam-rau-extract-ntim piv raws li cov qauv
• Tswj kev teeb tsa: Kev tswj tsis zoo (siab-density polyethylene) thiab kev tswj zoo (zin diethyldithiocarbamate)

Sterilization Validation: Lub hauv paus ntawm Sterility Assurance

Raws li cov khoom siv kho mob tsis muaj menyuam, PTC koob yuav tsum tau ua kom tsis muaj menyuam tsis muaj menyuam.

Xaiv Txoj Kev Sterilization

• Ethylene oxide sterilization: Muaj feem xyuam rau txhua yam khoom siv nrog kev tswj xyuas qhov seem
• Gamma-ray sterilization: Tsis muaj tshuaj lom neeg thiab muaj zog nkag mus
• Electron-beam sterilization: ceev thiab ua tau zoo rau ntau lawm

Sterilization Validation Requirements

• Installation Qualification: Ua raws li cov khoom siv installation nrog cov kev xav tau
• Kev Tsim Nyog Ua Haujlwm: Cov cuab yeej siv ua haujlwm zoo li tsis muaj kev thauj khoom thiab thauj khoom
• Kev Tsim Nyog Kev Ua Haujlwm: Kev txheeb xyuas qhov ua kom tsis muaj menyuam siv cov cim qhia txog roj ntsha (Bacillus stearothermophilus)
• Cov khoom tso tawm: Kev kuaj Sterility rau txhua qhov sterilization batch

EO Residue Control

• Aeration txheej txheem: Xyuas kom cov ethylene oxide residues poob qis dua qhov txwv
• Kev kuaj cov khoom seem: Kev kuaj EO thiab ECH cov seem rau txhua pawg ua kom tsis muaj menyuam
• Kev txwv txwv: EO Tsawg dua lossis sib npaug rau 10 ppm, ECH Tsawg dua lossis sib npaug rau 5 ppm (ISO 10993-7)

Traceability System: Full-Lifecycle Tracking los ntawm Raw Materials rau cov neeg mob

Txhua PTC koob muaj ib tus cim tshwj xeeb uas ua rau peb-theem traceability.

Kev txheeb xyuas cov khoom

• UDI System: Cim Ntaus Ntaus Ntaus Ntaus Ntaus (DI) thiab Ntau Yam Khoom (PI)
• Kev tswj hwm batch: batch tooj rau cov khoom tsim nyob rau hauv cov xwm txheej ntau lawm
• Serial tooj: Tus lej cim rau txhua tus neeg cov khoom

Traceability Scope

• Upstream traceability: Los ntawm raw khoom mus rau cov khoom tiav
• Downstream traceability: Los ntawm cov khoom tiav rau cov neeg mob
• Cov txheej txheem traceability: Cov khoom siv ntau lawm, cov neeg ua haujlwm, cov txheej txheem tsis ua haujlwm thiab cov ntaub ntawv tshuaj xyuas

Lub Sijhawm Traceability Requirements

• Cov xwm txheej dav dav: Traceability ua tiav hauv 24 teev
• Cov xwm txheej kub ntxhov: Traceability ua tiav hauv 2 teev

Kev Tswj Xyuas Kev Nyab Xeeb: Kev Tiv Thaiv Kev Nyab Xeeb Thoob Ntiaj Teb Cov Khoom Siv

Kev tswj hwm kev pheej hmoo ua tiav yog ua raws li ISO 14971.

Risk Analysis

• Kev txheeb xyuas kev phom sij: Kev phom sij lom neeg, tshuaj lom neeg, lub cev thiab cov ntaub ntawv txaus ntshai
• Cov xwm txheej muaj kev phom sij: kev siv ib txwm siv, kev siv tsis raug thiab kev ua txhaum ib leeg
• Kev kwv yees kev pheej hmoo: Ntsuas qhov tshwm sim ntawm qhov tshwm sim thiab qhov hnyav ntawm kev phom sij

Tswj kev pheej hmoo

• Kev tswj kev tsim: Tshem tawm lossis txo qhov kev pheej hmoo los ntawm kev tsim
• Kev tiv thaiv: Ntxiv cov cuab yeej tiv thaiv kev nyab xeeb
• Cov lus qhia rau kev siv: ntshiab ceeb toom, contraindications thiab ceev faj

Kev ntsuam xyuas qhov pheej hmoo seem

• Risk-benefit tsom xam: Sib npaug ntawm cov kev pheej hmoo seem tiv thaiv cov txiaj ntsig kho mob
• Kev lees paub txog kev pheej hmoo: Kev lees paub qhov kev pheej hmoo raug txo mus rau qib uas tau txais

Post-Production Surveillance

• Kev saib xyuas tom qab kev lag luam: Sau cov xwm txheej tsis zoo, cov neeg siv khoom tsis txaus siab thiab cov ntaub ntawv qhia
• Daim Ntawv Qhia Txog Kev Ruaj Ntseg Hauv Lub Sijhawm (PSURs): Kev sau cov ntaub ntawv kev nyab xeeb tsis tu ncua
• Kev ntsuam xyuas kev pheej hmoo rov qab: Hloov kho cov kev ntsuas kev pheej hmoo raws li cov ntaub ntawv tshiab

Ntiaj teb kev tswj hwm kev ua raws cai: Passport rau kev lag luam nkag

Raws li Chav Kawm III cov cuab yeej kho mob, PTC koob yuav tsum ua raws li kev cai tswj hwm ntawm ntau lub teb chaws.

Tuam Tshoj NMPA Kev Sau Npe

• Classification: Class III cov cuab yeej kho mob (03-13-01 puncture koob)
• Cov txheej txheem rau npe: kuaj cov khoom, kev soj ntsuam kev soj ntsuam, kev ntsuam xyuas thiab kev tshuaj xyuas
• Kev soj ntsuam kuaj mob: kev sim tshuaj kho mob lossis kev sib piv cov cuab yeej ua ntej yuav tsum tau ua
• Kev Sau Npe: Feem ntau 2-3 xyoos

US FDA Kev Sau Npe

• Kev faib tawm: Cov khoom siv kho mob Class II (510 (k) txoj hauv kev) lossis Chav Kawm III (PMA txoj hauv kev)
• 510 (k) cov kev cai: Ua qauv qhia ntawm qhov sib npaug ntawm cov khoom siv ua lag luam
• PMA cov kev cai: Kev sim tshuaj ntsuam xyuas kev nyab xeeb thiab kev ua tau zoo
• QSR cov kev cai: Ua raws li Cov Txheej Txheem Zoo 21 CFR Part 820

EU CE Marking

• Txoj Cai: Txoj Cai Kho Mob Kho Mob (MDR) 2017/745
• Classification: Class III cov cuab yeej kho mob
• Kev ntsuas kev sib haum xeeb: Kev koom tes ntawm Lub Cev Ceeb Toom
• Cov ntaub ntawv pov thawj: suav nrog cov ntaub ntawv soj ntsuam kev soj ntsuam, kev soj ntsuam kev pheej hmoo thiab cov ntaub ntawv pov thawj
• UDI cov tseev kom muaj: Kev siv lub cim cim cim cim npe

Nyiv PMDA ntawv pov thawj

• Kev faib tawm: Cov khoom siv kho mob tswj tau siab heev
• Cov txheej txheem ntawv pov thawj: Daim ntawv pov thawj thib peb thiab PMDA tshuaj xyuas
• Cov ntaub ntawv kho mob: Cov ntaub ntawv kho mob los ntawm cov neeg Nyij Pooj xav tau
• Cov lus yuav tsum muaj: Japanese versions ntawm tag nrho cov ntaub ntawv

Kab lis kev cai zoo: Soft Power Beyond Formal Systems

Thaum kawg, kev tswj hwm zoo nyob ntawm cov neeg ua haujlwm paub txog thiab tus cwj pwm. Cov tuam txhab lag luam muaj kev vam meej txhawb nqa lub tuam txhab thoob plaws cov kab lis kev cai zoo.

Quality Training System

• Kev cob qhia cov neeg ua haujlwm tshiab: Kev paub zoo, GMP cov cai thiab cov kev txawj tom qab tshwj xeeb
• Kev cob qhia tsis tu ncua: Tsis pub tsawg tshaj 20 teev ntawm kev cob qhia zoo txog kev kawm txhua xyoo
• Kev cob qhia tshwj xeeb: Lub hom phiaj kev cob qhia txog cov kev cai tshiab, cov qauv thiab cov thev naus laus zis

Qhov Zoo Tshaj Plaws Mechanisms

• Cov khoom plig zoo: Pom kev koom tes rau kev txhim kho kom zoo
• Lub tswv yim pom zoo: Txhawb cov neeg ua haujlwm tawm tswv yim rau kev txhim kho kom zoo
• Kev sib tw zoo: Kev sib tw kev paub zoo thiab kev sib tw txuj ci

Kev sib txuas lus zoo

• Cov rooj sib tham tsis tu ncua: Cov rooj sib tham zoo ib ntus qhia txog cov xwm txheej zoo
• Cov dashboards zoo: Kev pom kev pom ntawm qhov ntsuas tau zoo thiab kev txhim kho cov haujlwm
• Kev ceeb toom zoo: ceeb toom raws sij hawm ntawm cov teeb meem zoo thiab kho kom raug
• Raws li PTC koob manufacturers, peb mob siab rau lees paub tias qhov zoo yog lub neej ntawm kev lag luam. Los ntawm kev tsim kom muaj kev tswj hwm zoo, peb tsis tsuas yog ua tau raws li cov kev cai tswj hwm tab sis kuj tau txais kev ntseeg siab ntawm cov kws kho mob thiab tiv thaiv cov neeg mob kev nyab xeeb. Raws li kev tswj hwm kev noj qab haus huv thoob ntiaj teb muaj zog zuj zus ntxiv, kev tswj hwm kev muaj peev xwm tau dhau los ua cov chaw tsim khoom muaj kev sib tw tseem ceeb, txiav txim siab nws txoj sia nyob thiab kev loj hlob hauv kev sib tw ua lag luam hnyav.