Endoscopic biopsy yog qhov tseem ceeb tshaj plaws ntawm kev kuaj mob endoscopic txhua hnub. Yuav luag txhua qhov kev kuaj mob endoscopic xav tau kev txhawb nqa pathological tom qab biopsy. Piv txwv li, yog tias lub plab hnyuv mucosa xav tias muaj mob, mob qog noj ntshav, atrophy, plab hnyuv metaplasia, thiab HP tus kab mob, pathology yuav tsum tau muab cov txiaj ntsig tseeb.
Tam sim no, rau txoj kev kuaj ntshav biopsy niaj hnub ua hauv Suav teb:
1. Cytobrush kuaj
2. Tissue Biopsy
3. Qhov txheej txheem biopsy
4. EMR nrog bulk biopsy cov txheej txheem
5. Tag nrho cov qog nqaij hlav qog nqaij hlav ESD
6. Ultrasound-guided FNA
Niaj hnub no peb yuav tsom mus rau kev tshuaj xyuas cov ntaub so ntswg biopsy, feem ntau hu ua "clamping ib daim nqaij".
Lub biopsy nyob rau hauv digestive endoscopy tsis tuaj yeem ua tsis tau yam tsis muaj biopsy forceps, uas kuj yog ib qho ntawm cov khoom siv feem ntau siv los ntawm cov kws kho mob endoscopic. Cov kws qhia ntawv uas koom nrog kev saib xyuas neeg mob endoscopic tej zaum yuav xav tias biopsy forceps yog qhov yooj yim heev rau siv, yooj yim li qhib thiab kaw. Qhov tseeb, siv biopsy forceps vividly thiab ua kom zoo tag nrho, ib tus yuav tsum muaj kev pom thiab ua haujlwm nyuaj, nrog rau kev ua kom zoo ntawm cov ntsiab lus.
I.Ua ntej, cia peb saib cov qauv ntawm covbiopsy forceps:
(I) Cov qauv ntawm biopsy forceps (Daim duab 1): Biopsy forceps yog tsim los ntawm lub hau, lub cev thiab lub cev ua haujlwm. Ntau yam khoom siv xws li txawv teb chaws lub cev forceps, kub biopsy forceps, txiab, curettes, thiab lwm yam zoo ib yam li cov qauv ntawm biopsy forceps.
Tswv yim: Lub taub hau yog tsim los ntawm ob lub khob zoo li lub puab tsaig uas tuaj yeem qhib thiab kaw. Cov duab ntawm lub puab tsaig yog tus yuam sij rau kev ua haujlwm ntawm ntau yam biopsy forceps. Lawv tuaj yeem muab faib ua xya hom: ib hom qhib, ob hom qhib, hom qhov rais, hom koob, hom oval, hom khej lub qhov ncauj, thiab hom taub hau. Lub puab tsaig ntawm biopsy forceps yog ua los ntawm cov hlau tsis muaj steel thiab muaj cov hniav ntse. Txawm hais tias cov hniav ntawm cov pov tseg biopsy forceps tseem ntse, lawv muaj kev hnav tsis zoo. Cov hniav ntawm reusable biopsy forceps yog tshwj xeeb nto kho kom lawv ruaj ntau dua.
Hom hombiopsy forceps
1.Standard hom nrog lub qhov rais
Muaj ib lub qhov rais nyob rau hauv nruab nrab ntawm lub khob forceps, uas zoo heev txo cov ntaub so ntswg puas thiab ua rau kom cov ntaub so ntswg biopsy.
2. Hom qauv nrog lub qhov rais thiab koob
Ib rab koob yog nyob rau hauv nruab nrab ntawm lub khob forceps los tiv thaiv lub biopsy los ntawm slipping los ntawm mucosa thiab pab tuav cov ntaub so ntswg qauv.
3. Alligator hom
Lub khob serrated clamp zoo tiv thaiv lub khob clamp los ntawm slipping, thiab txiav ntug yog ntse kom tuav ruaj ntseg dua.
4. Alligator hom nrog koob
Lub puab tsaig muaj lub kaum sab xis qhib kom nce qhov ntim ntawm lub cev; lub npoo npoo yog ntse kom tuav ruaj ntseg dua.
Muaj ib rab koob nyob rau hauv nruab nrab ntawm lub taub hau clamp, uas tuaj yeem ua rau kev kho kom zoo thiab raug.
Haum rau biopsy ntawm cov ntaub so ntswg nyuaj xws li qog.
Forceps Lub Cev: Lub cev ntawm lub cev nqaij daim tawv nqaij yog ua los ntawm cov hlau tsis muaj steel threaded raj, uas muaj cov hlau hlau rau rub lub forceps valve kom qhib thiab kaw. Vim yog cov qauv tshwj xeeb ntawm cov hlua khi, cov ntaub so ntswg, cov ntshav thiab lwm yam khoom tuaj yeem nkag mus tau yooj yim, tab sis nws tsis yooj yim los ntxuav nws kom huv si. Tsis ua kom huv si huv si yuav ua rau tsis yooj yim rau kev ua haujlwm ntawm lub tshuab biopsy forceps, thiab qhov qhib thiab kaw yuav tsis du lossis txawm tias qhib tsis tau. Kev khiav hauj lwm tuav: Lub nplhaib ntawm lub tes tuav yog siv los tuav tus ntiv tes xoo, thiab qhov dav puag ncig yog siv los tso tus ntiv tes xoo thiab ntiv tes nruab nrab. Nyob rau hauv kev ua haujlwm ntawm peb tus ntiv tes no, lub zog raug xa mus rau lub forceps valve los ntawm cov hlau traction rau qhib thiab kaw.
(II) Cov ntsiab lus tseem ceeb rau kev siv biopsy forceps: Kev saib xyuas zoo yuav tsum tau ua hauv kev ua haujlwm, kev siv thiab kev saib xyuas ntawm biopsy forceps, txwv tsis pub nws yuav cuam tshuam rau kev siv endoscope.
1. Kev kuaj xyuas ua ntej:
Ua ntej siv, xyuas kom tseeb tias cov biopsy forceps tau ua kom tsis muaj menyuam thiab siv nyob rau hauv lub sijhawm kom tsis muaj menyuam. Ua ntej tso lub endoscope forceps channel, qhib thiab kaw ntawm forceps yuav tsum tau kuaj (Daim duab 2).
Daim duab 2 Biopsy forceps nrhiav kom tau
Txoj kev tshwj xeeb yog coil lub cev ntawm biopsy forceps mus rau hauv ib lub voj voog loj (txoj kab uas hla ntawm lub voj voog yog li 20cm), thiab tom qab ntawd ua ntau qhov qhib thiab kaw ua haujlwm los saib seb lub forceps flaps qhib thiab kaw zoo. Yog tias muaj 1-2 zaug ntawm qhov tsis zoo, nws yog qhov zoo tshaj kom tsis txhob siv cov tshuaj biopsy forceps. Qhov thib ob, nws yog ib qho tsim nyog los ntsuas qhov kaw ntawm biopsy forceps. Nqa ib daim ntawv nyias xws li ntawv ntawv thiab tuav nws nrog lub cev nqaij daim tawv. Nws tsim nyog yog tias daim ntawv nyias tsis poob. Thib peb, nws yog ib qho tsim nyog yuav tsum tau soj ntsuam seb puas yog ob lub khob ntawm lub pob tw pob tw yog ua tiav (Daim duab 3). Yog tias muaj qhov tsis zoo, tsis txhob siv tam sim ntawd, txwv tsis pub nws yuav khawb cov yeeb nkab forceps.
Daim duab 3 Biopsy forceps flap
Cov lus qhia thaum ua haujlwm:
Ua ntej muab lub raj forceps, lub puab tsaig yuav tsum tau kaw, tab sis nco ntsoov tsis txhob siv lub zog ntau dhau vim kev ntshai ntawm qhov xoob kaw, uas yuav ua rau cov hlau traction stretched thiab cuam tshuam rau qhov qhib thiab kaw ntawm lub puab tsaig. 2. Thaum ntxig lub raj, nkag mus raws li kev taw qhia ntawm qhov qhib ntawm lub raj forceps thiab tsis txhob rub tawm ntawm lub raj qhib. Yog tias koj ntsib kev tawm tsam thaum nkag mus, koj yuav tsum loosen lub kaum sab xis khawm thiab sim nkag mus rau hauv lub xeev ncaj nraim. Yog tias koj tseem tsis tuaj yeem dhau mus, thim qhov endoscope los ntawm lub cev rau kev kuaj, lossis hloov nws nrog lwm yam kev siv lub cev nqaij daim tawv xws li cov qauv me. 3. Thaum rub tawm lub cev nqaij daim tawv, tsis txhob siv lub zog ntau dhau. Tus neeg pabcuam yuav tsum sib txuas nrog ob txhais tes thiab khoov nws. Tsis txhob ncab koj txhais tes ntau dhau. 4. Thaum lub puab tsaig kaw tsis tau, tsis txhob rub nws tawm. Lub sijhawm no, nws yuav tsum raug thawb tawm ntawm lub cev ua ke nrog lub endoscope rau kev ua haujlwm ntxiv.
II. Cov ntsiab lus ntawm qee cov txheej txheem ntawm biopsy
1. Kev qhib thiab kaw qhov biopsy forceps yog ob qho kev ua haujlwm. Kev qhib yuav tsum muaj kev taw qhia, tshwj xeeb tshaj yog lub plab zom mov, uas yuav tsum yog perpendicular mus rau qhov chaw biopsy. Kev kaw yuav tsum muaj sijhawm. Kev ua haujlwm ntawm lub plab zom mov thiab tus kws phais neeg ua haujlwm yog qhov ruaj khov thiab tsis tuaj yeem kho tsis tu ncua. Tus neeg pabcuam yuav tsum tuav lub sijhawm kom ua tau zoo thiab muaj kev nyab xeeb clamp lub biopsy forceps.
2. Cov qauv biopsy yuav tsum loj txaus thiab tob txaus kom ncav cuag muscularis mucosa.
3. Xav txog qhov cuam tshuam los ntawm kev los ntshav tom qab kev kuaj ntshav ntawm biopsies tom ntej. Thaum lub plab zom mov thiab antrum yuav tsum tau biopsied tib lub sijhawm, lub plab zom mov yuav tsum tau biopsied ua ntej thiab tom qab ntawd lub antrum; Thaum qhov chaw qhov txhab loj thiab ntau daim ntaub yuav tsum tau clamped, thawj daim yuav tsum yog qhov tseeb, thiab nws tseem yuav tsum tau txiav txim siab seb cov ntshav tom qab clamping yuav npog cov ntaub so ntswg nyob ib puag ncig thiab cuam tshuam rau thaj tsam ntawm lub zeem muag, txwv tsis pub cov clamping tom ntej yuav dig muag thiab passive.
Feem ntau biopsy ib ntus rau cov kab mob ntawm lub plab lub plab, noj rau hauv tus account cov txiaj ntsig ntawm cov ntshav ntws ntawm cov tshuaj biopsies tom ntej
4. Sim ua qhov ntsuas qhov ntsuas qhov ntsuas ntawm lub hom phiaj, thiab siv lub tshuab nqus tsev thaum tsim nyog. Suction txo qhov nro ntawm lub mucosa, tso cai rau cov ntaub so ntswg kom clamped ntxaum thiab tsis tshua muaj plam.
Biopsy yuav tsum tau ua raws li ntsug raws li qhov ua tau, thiab qhov ntev ntawm lub cev nqaij daim tawv yuav tsum tsis pub tshaj 2CM.
5. Ua tib zoo xaiv cov ntsiab lus piv txwv rau cov kab mob sib txawv; kev xaiv cov ntsiab lus piv txwv yog cuam tshuam nrog tus nqi zoo. Tus kws phais muaj lub qhov muag ntse thiab tseem yuav tsum tau xyuam xim rau kev xaiv cov khoom siv.
Qhov chaw yuav tsum tau biopsied Qhov chaw yuav tsum tsis txhob biopsied
6. Cov khoom uas nyuaj rau kev kuaj ntshav muaj xws li lub plab ntawm lub plab nyob ze ntawm lub cardia, qhov qis qis ntawm lub plab zom mov ze ntawm phab ntsa tom qab, thiab lub kaum sab xis ntawm duodenum. Tus pab yuav tsum tsom ntsoov rau kev koom tes. Yog tias nws xav ua kom tiav qhov txiaj ntsig zoo, nws yuav tsum tau kawm los npaj ua ntej thiab kho cov kev taw qhia ntawm lub clamp nrov plig plawg txhua lub sijhawm. Nyob rau tib lub sijhawm, nws yuav tsum txiav txim siab sai rau lub sijhawm ntawm clamping los ntawm kev ua kom zoo dua txhua lub sijhawm. Qee lub sij hawm thaum tos cov lus qhia los ntawm tus kws phais mob, kev lag luam ntawm 1 thib ob tuaj yeem ua rau tsis muaj sijhawm. Kuv tsuas tuaj yeem ua siab ntev rau lub sijhawm tom ntej.
Cov xib xub qhia qhov chaw uas nws nyuaj kom tau txais cov khoom lossis tso tseg los ntshav.
7. Kev xaiv biopsy forceps: Biopsy forceps suav nrog cov khob loj qhib thiab sib sib zog nqus, qee qhov muaj cov koob tso rau, thiab qee qhov muaj qhov qhib sab thiab serrated tom.
8. Kev nthuav dav ua ke nrog hluav taws xob staining los coj kev kuaj ntshav yog qhov tseeb dua, tshwj xeeb tshaj yog rau kev kuaj cov hlab pas.
Peb, Jiangxi ZhuoRuiHua Medical Instrument Co., Ltd., yog cov chaw tsim khoom hauv Suav teb tshwj xeeb hauv cov khoom siv endoscopic, xws libiopsy forceps, hemoclip, polyp nuv, koob sclerotherapy, tshuaj tsuag catheter, cytology txhuam, phau ntawv qhia, pob zeb retrieval pob tawb, qhov ntswg biliary kua catheter thiab lwm yam. uas yog dav siv nyob rau hauvEMR, ESD, ERCP. Peb cov khoom muaj ntawv pov thawj CE, thiab peb cov nroj tsuag tau ntawv pov thawj ISO. Peb cov khoom tau raug xa tawm mus rau Tebchaws Europe, North America, Middle East thiab ib feem ntawm Asia, thiab tau txais cov neeg siv khoom ntawm kev lees paub thiab qhuas!
Post lub sij hawm: Jan-23-2025