Scope ntawm daim ntawv thov: nws yog siv rau puncture ntawm tib neeg lub plab phab ntsa cov ntaub so ntswg thaum lub sij hawm laparoscopy thiab kev ua hauj lwm los tsim kom muaj lub chaw ua hauj lwm ntawm lub plab phais.
1.1 specification thiab qauv
Cov kev qhia tshwj xeeb thiab cov qauv ntawm cov khoom siv pov tseg laparoscopic puncture tau muab faib ua plaub hom: hom A, hom B, hom C thiab hom D raws li qhov loj ntawm lub tes tsho puncture thiab cov qauv qauv ntawm lub khob hliav qab, raws li qhia hauv Table 1;Raws li txoj kev ntim khoom, nws muab faib ua ib pob thiab nplua.
Table 1 specification thiab qauv ntawm pov tseg laparoscopic puncture ntaus ntawv unit: mm
1.2 specification thiab qauv faib kev piav qhia
1.3 Cov khoom muaj pes tsawg leeg
1.3.1 cov qauv khoom
Cov khoom siv pov tseg pov tseg rau laparoscopy yog tsim los ntawm lub khob hliav qab, lub tes tsho puncture, roj txhaj valve, choke valve, sealing cap, sealing nplhaib, thiab lwm yam. Cov kev xaiv yog lub converter.Daim duab duab ntawm cov khoom yog qhia hauv daim duab 1.
1. Puncture cone 2 Puncture cannula 3 Gas txhaj valve 4 Choke 5 Sealing cap 6 Sealing nplhaib 7 converter
1.3.2 cov khoom muaj pes tsawg leeg ntawm cov khoom tseem ceeb ntawm cov khoom
Cov khoom muaj pes tsawg leeg ntawm cov khoom tseem ceeb ntawm cov khoom siv pov tseg laparoscopic puncture ntawm cov khoom no yog qhia hauv Table 2 hauv qab no:
2.1 dimension
Qhov loj ntawm cov khoom yuav tsum ua raws li cov kev cai hauv Table 1.
2.2 zoo li
Cov khoom nto yuav tsum tiaj tus thiab du yam tsis muaj burrs, pores, tawg, grooves thiab sinters uas tuaj yeem txheeb xyuas los ntawm qhov muag liab qab.
2.3 yooj
Cov roj txhaj tshuaj valve thiab choke valve ntawm cov cuab yeej puncture yuav tsum qhib thiab kaw yooj yooj yim yam tsis muaj kev thaiv lossis jamming.
2.4 kev sib koom tes ua haujlwm
2.4.1 qhov haum ntawm lub tes tsho puncture thiab lub khob hliav qab yuav tsum zoo, thiab yuav tsum tsis muaj kev cuam tshuam thaum sib cuam tshuam.
2.4.2 qhov siab tshaj plaws haum clearance ntawm lub tes tsho puncture thiab lub khob hliav qab yuav tsum tsis txhob ntau tshaj 0.3mm.
2.4.3 thaum lub tes tsho puncture yog txuam nrog rau lub khob hliav qab, lub taub hau kawg ntawm lub khob hliav qab yuav tsum raug kiag li.
2.5 # nruj thiab roj tsis kam
2.5.1 gas txhaj valve thiab sealing hau ntawm lub tshuab puncture yuav tsum muaj zoo sealing kev ua tau zoo, thiab yuav tsum tsis txhob muaj to tom qab dhau lub cua siab ntawm 4kPa.
2.5.2 ￠ lub choke valve ntawm cov cuab yeej puncture yuav tsum muaj cov roj thaiv kev ua haujlwm zoo.Tom qab 4kPa cua siab, cov npuas yuav tsum tsawg dua 20.
2.5.3 lub converter yuav tsum muaj kev sib khi zoo, thiab yuav tsum tsis txhob xau tom qab dhau 4kPa cua siab.
2.6 ethylene oxide residue
Cov khoom yog sterilized nrog ethylene oxide, thiab cov seem ntawm ethylene oxide yuav tsum tsis txhob ntau tshaj 10 µ g / g ua ntej tawm hauv lub Hoobkas.
2.7 tsis muaj menyuam
Cov khoom yuav tsum tsis muaj menyuam.
2.8 pH ua
Tus nqi pH sib txawv ntawm cov khoom siv tshuaj ntsuam xyuas thiab cov tshuaj dawb paug yuav tsum tsis pub tshaj 1.5.
2.9 tag nrho cov ntsiab lus ntawm cov hlau hnyav
Tag nrho cov ntsiab lus ntawm cov hlau hnyav hauv cov khoom tshuaj ntsuam xyuas yuav tsum tsis pub tshaj 10% μ g / ml.
2.10 evaporation residue
Cov evaporation residue ib 50ml ntawm cov khoom kuaj tshuaj yuav tsum tsis txhob ntau tshaj 5mg.
2.11 txo cov khoom (yooj yim oxidized)
Qhov ntim sib txawv ntawm cov tshuaj poov tshuaj permanganate [C (KMnO4) = 0.002mol / l] noj los ntawm cov khoom siv tshuaj ntsuam xyuas thiab cov tshuaj dawb huv yuav tsum tsis pub tshaj 3.0ml.
2.12 UV absorbance
Tus nqi nqus ntawm cov khoom siv tshuaj ntsuam xyuas nyob rau hauv lub wavelength ntau ntawm 220nm ~ 340nm yuav tsum tsis pub tshaj 0.4.0000000000000000000000000
Post lub sij hawm: Apr-13-2022
