Clinical Safety Analysis Of Atraumatic Pencil Point Spinal Needle & Chaw Tsim Tshuaj Zoo Tswj System

Kev nyab xeeb hauv chaw kho mob yog tus qauv ntsuas tseem ceeb ntawm cov khoom siv kho mob txha caj qaum, thiab covatraumatic mem hluav point spinal koobtau dav lees paub los ntawm cov chaw kho mob thoob ntiaj teb rau nws cov teeb meem qis thiab kev ua haujlwm siab. Cov kws tshaj lij atraumatic mem hluav point spinal needle manufacturers coj kev nyab xeeb kev nyab xeeb raws li qhov tseem ceeb ntawm kev tsim khoom thiab R & D, tsim kom muaj kev tswj xyuas zoo kom ntseeg tau tias txhua yam khoom muaj peev xwm txo tau qhov kev pheej hmoo ntawm kev mob tom qab phais thiab tiv thaiv tus neeg mob kev nyab xeeb thaum lub sij hawm txhav txhav thiab mob lumbar puncture.

Tom qab- lumbar puncture taub hau yog qhov teeb meem tom qab kev phais feem ntau ntawm kev ua haujlwm ntawm tus txha caj qaum. Cov ntaub ntawv kho mob qhia tau hais tias feem ntau cov neeg mob yuav muaj qhov sib txawv ntawm qhov mob taub hau tom qab lumbar puncture, uas feem ntau yog tshwm sim los ntawm kev txo qis ntawm cerebrospinal kua siab ib ntus vim yog kev ua haujlwm ntawm lub paj hlwb cerebrospinal. Qhov mob taub hau no muaj cov yam ntxwv ntawm qhov pom tseeb: qhov mob tau txo qis los yog ploj mus thaum tus neeg mob nyob tiaj tus, thiab hnyav dua thaum zaum lossis sawv. Hauv cov mob me me, qhov mob taub hau tuaj yeem txo tau los ntawm kev haus dej ntau dua thiab so rau 1 mus rau 2 hnub; Thaum mob hnyav, mob taub hau tsis tu ncua yuav cuam tshuam rau tus neeg mob txoj kev rov zoo, thiab txawm tias yuav tsum tau kuaj mob ntxiv.

Lub atraumatic tsim ntawm cov chaw tsim tshuaj paus mem hluav point spinal needle zoo daws qhov teeb meem ntawm postoperative mob taub hau los ntawm qhov chaw. Sib txawv ntawm qhov kev puas tsuaj ntawm cov koob ntse ntse, cov cwj mem blunt tip cais dural fibers yam tsis tau txiav, ua rau me me thiab tus kheej - kho qhov txhab mob. Tom qab kev ua haujlwm, cov ntaub so ntswg dural kaw sai, tsis txhob txuas ntxiv cerebrospinal kua to, txo qhov tshwm sim ntawm intracranial siab poob, thiab txo qis qhov tshwm sim thiab qhov hnyav ntawm post-lumbar puncture taub hau. Ntau qhov kev tshawb fawb soj ntsuam pom tau tias kev siv cov chaw tsim khoom- tus qauv atraumatic mem hluav taw tes txha caj qaum tuaj yeem txo qhov mob taub hau tom qab ntau dua 60% piv nrog cov tshuaj Quincke point koob, nrog kev nyab xeeb siab dua.

Ntxiv rau cov teeb meem mob taub hau, cauda equina paj hlwb raug mob yog qhov muaj peev xwm loj heev ntawm lumbar puncture, thiab cov kws tshaj lij kev lag luam xav txog qhov kev pheej hmoo ntawm cov khoom tsim thiab kev tsim khoom. Lub paj hlwb cauda equina yog tsim los ntawm 10 khub ntawm cov paj hlwb tau los ntawm L2-5, S1-5 thiab caudal ganglia, thiab txuas nrog tus txha caj qaum ntawm L1 conus medullaris theem. Cov qauv anatomical complex txiav txim siab tias ib qho kev ua haujlwm tsis zoo los yog cov cuab yeej tsis tsim nyog yuav ua rau cov hlab ntsha compression thiab raug mob. Lub atraumatic mem hluav taw tes txha caj qaum koob tsim los ntawm cov tuam txhab tsim qauv muaj cov lus qhia meej radian thiab rab koob lub cev, uas tuaj yeem zam tsis txhob raug stabbing thiab extrusion ntawm cov paj hlwb thaum lub sij hawm puncture, zoo tiv thaiv cauda equina paj puas thiab lwm yam teeb meem loj.

Txhawm rau kom muaj kev nyab xeeb nyob ntev -lub sijhawm kho mob, cov chaw tsim khoom tau tsim kom muaj tag nrho - txuas kev tswj xyuas qhov zoo. Los ntawm kev kho mob stainless hlau raw khoom soj ntsuam, CNC precision machining, sterile disinfection kom tiav cov khoom xa tuaj, txhua qhov txuas siv cov qauv ntsuas nruj. Cov chaw tsim khoom ua cov kev ntsuam xyuas kev ua tau zoo xws li rab koob lub cev dabtsi yog khoov thiab puncture stability, kev ntsuam xyuas kev nyab xeeb xws li cytotoxicity thiab tsis muaj menyuam, thiab kev tshuaj xyuas qhov loj me rau txhua pawg ntawm cov khoom kom tshem tawm cov khoom tsis tsim nyog. Cov txheej txheem tswj kev ua tau zoo ua kom ntseeg tau tias tus cwj mem mem hluav taw tes txha caj qaum ib txwm muaj kev nyab xeeb thiab ruaj khov hauv kev siv tshuaj kho mob, tiv thaiv kev nyab xeeb ntawm cov neeg mob thoob ntiaj teb.

https://www.bmj.com/content/361/bmj.k1920