Txij li thaum lawv thawj daim ntawv thov kev kho mob hauv xyoo 1974, percutaneous daim siab puncture biliary angiography koob (PTC Needles) tau dhau los ua cov cuab yeej tseem ceeb rau kev kuaj mob thiab kho cov kab mob biliary. Raws li cov kws tsim khoom ntawm PTC koob, peb nkag siab tob txog kev hloov pauv thiab kev tsim kho tshiab ntawm cov thev naus laus zis no hauv kev kho mob. Tsab ntawv xov xwm no yuav piav qhia meej txog lub luag haujlwm tseem ceeb ntawm PTC koob hauv kev kuaj mob thiab kev kho mob ntawm ntau yam kab mob biliary los ntawm kev soj ntsuam daim ntawv thov kev pom, nrog rau yuav ua li cas cov tuam txhab txhawb kev kho mob xav tau los ntawm cov khoom tsim kho tshiab.

Biliary Angiography: Tus Qauv Kub rau Kev Ntsuas Zoo

PTC yog thawj zaug tsim los rau biliary angiography thiab tseem yog "tus qauv kub" rau kev kuaj mob obstructive biliary. Piv nrog ERCP (Endoscopic Retrograde Cholangiopancreatography), PTC angiography muaj qhov tshwj xeeb zoo:

Technical nta:

• Direct puncture method: Nyob rau hauv ultrasound los yog X-ray qhia, percutaneous thiab transhepatic puncture ntawm intrahepatic bile ducts
• Tiag - lub sijhawm duab: Tom qab txhaj tshuaj tus neeg sawv cev zoo sib xws, tag nrho cov kab mob biliary tau pom meej meej
• Kev ntsuas siab: tuaj yeem ntsuas lub siab biliary thiab kuaj xyuas Oddi sphincter tsis ua haujlwm

Clinical indications:

• Etiological kev kuaj mob ntawm obstructive jaundice: rhiab heev 92-98%, tshwj xeeb 95-100%
• Localization ntawm intrahepatic bile duct pob zeb: tshwj xeeb tshaj yog rau cov neeg mob uas ERCP tsis ua hauj lwm
• Kev ntsuam xyuas ntawm kev raug mob biliary tract: Kev ntsuam xyuas meej ntawm cov kua tsib tom qab ua haujlwm thiab cov kab mob biliary stenosis
• Kev kuaj mob ntawm congenital biliary malformations: Caroli kab mob, biliary atresia, thiab lwm yam.

Technology innovation:

• Niaj hnub nimno PTC koob manufacturers tau tsim cov khoom tshwj xeeb rau angiography xav tau:
• Micro-txoj kab ke: 21G rab koob zoo (0.8mm) ua ke nrog 0.018-nti guidewire, txo qhov kev pheej hmoo los ntshav
• Coaxial puncture koob: Lub raj sab nraud muab cov channel ruaj khov, thiab cov koob sab hauv tuaj yeem rov ua dua rau kev sim
• Echo-hloov koob: txheej tshwj xeeb ntawm lub cev koob, pom meej hauv qab ultrasound

Cov kev tshawb fawb pom tau hais tias siv cov koob PTC niaj hnub rau biliary angiography, kev ua tau zoo tuaj yeem ncav cuag 95-99%, thiab qhov tshwm sim ntawm cov teeb meem loj yog txo qis dua 1.5%.

Cov dej ntws tawm hauv lub cev: Ib qho Leap los ntawm Txuag Lub Neej kom txhim kho lub neej zoo

Percutaneous siab puncture biliary drainage (PTBD) yog ib qho tseem ceeb ntawm txoj kev kho mob rau malignant obstructive jaundice. PTC koob ua lub luag haujlwm tseem ceeb hauv cov txheej txheem no:

evolution ntawm cov dej ntws technology:

• Kev tso dej tawm sab nraud: Tsuas yog tso cov kua tsib mus rau sab nraud kom txo tau cov kab mob jaundice
• Cov kua dej sab hauv thiab sab nraud: Lub raj xa dej dhau los ntawm ntu ntu, thiab qee cov kua tsib nkag mus rau hauv txoj hnyuv.
• Internal stent placement: Hlau los yog yas stent kom tswj tau biliary patency

Clinical nqi:

• Kev txo qis ua ntej ntawm jaundice: Txo kev pheej hmoo ntawm kev phais, cov ntshav bilirubin tuaj yeem poob ntau dua 50%
• Palliative treatment: Malignant obstruction uas tsis tuaj yeem phais kho tau, lub sij hawm muaj sia nyob nruab nrab yog ncua ntev li 3-6 lub hlis
• Kev tswj kab mob: Kev kub ntxhov rau kev mob suppurative cholangitis, kev tuag ntawm 60% mus rau 10%

Khoom innovation:

• Cov neeg tsim khoom tau tsim tshwj xeeb PTC koob rau cov dej xav tau:
• Ib qho - cov khoom siv puncture: Kev tsim qauv rau kev sib tsoo, angiography, thiab catheter insertion
• Steerable puncture koob: Nickel -titanium alloy koob lub cev, adjustable kev taw qhia thaum phais
• Loj -kab kab noj hniav koob: 8-10Fr txoj kab uas hla, haum rau high-viscosity kua tsib

Tissue Biopsy: Qhov tseem ceeb rau Precise Pathological Diagnosis

Thaum kev tshuaj ntsuam xyuas tsis tuaj yeem txiav txim siab qhov xwm txheej ntawm qhov txhab, PTC-kev coj noj coj ua tau dhau los ua txoj hauv kev txiav txim siab:

Cov txheej txheem biopsy:

• Fine needle aspiration biopsy (FNA): 22-25G zoo koob, kuaj cytological
• Txiav rab koob biopsy: 18-20G Tru-Cut koob, kuaj cov ntaub so ntswg
• Coaxial biopsy system: Lub raj sab nraud tsim kom muaj cov channel, ntau qhov qauv

Daim ntawv thov kev kho mob:

• Kev kuaj mob qog noj ntshav biliary: rhiab heev 85-95%, tshwj xeeb ze rau 100%
• Kev sib txawv ntawm hilar masses: Distinguishing cancer biliary, mob qog noj ntshav siab, thiab mob qog noj ntshav metastatic
• Lymph node sampling: Kev ntsuam xyuas ntawm daim siab node metastasis
• Unexplained biliary stenosis: Excluding malignant lesions

Technology innovation:

• Ultrasound elastography kev taw qhia: Tiag -lub sij hawm ntsuam xyuas ntawm cov ntaub so ntswg hardness, xaiv qhov zoo tshaj plaws biopsy site
• Radiofrequency marking needle: Kos qhov mob thaum lub sij hawm biopsy, pab txhawb kev kho mob tom ntej
• Cov koob tshuaj ua kua dej: Sau cov ntaub so ntswg thiab cov kua tsib ib txhij, ua cov kev soj ntsuam ntawm cytology, biochemistry, thiab microbiology

Stent Placement: Tsawg Invasive Solution rau Biliary Obstruction

Percutaneous transhepatic biliary stent placement tau dhau los ua txoj kev kho mob zoo tshaj plaws rau cov neeg mob uas tsis haum rau kev phais:

Hom stent:

• Hlau stent: Tus kheej- nthuav dav hlau stent (SEMS), nrog rau lub sijhawm patency ntawm 6-9 lub hlis
• Yas stent: Reusable, tus nqi qis, nrog lub sijhawm patency ntawm 3-4 lub hlis
• Membrane stent: Tiv thaiv cov qog loj hlob sab hauv, tab sis muaj kev pheej hmoo siab dua ntawm kev hloov pauv
• Radioactive stent: 125I particle stent, sib txuas cov kua dej thiab cov xov tooj cua hauv zos

Cov ntsiab lus technical:

• Precise positioning: PTC koob punctures lub hom phiaj bile duct los tsim ib tug ua hauj lwm channel
• Ua ntej-expansion: Balloon dilation ntawm ntu nqaim
• Stent tso tawm: Precisely nyob thiab tso tawm raws li X-ray qhia
• Tshaj tawm -expansion: Xyuas kom lub stent nthuav dav

Khoom innovation:

• Ua ntej-loaded stent system: Stents yog ua ntej- ntsia rau hauv kev xa khoom, ua kom yooj yim rau kev ua haujlwm
• Recoverable stent: Ib ntus stent, tshem tawm los ntawm kev tshuaj ntsuam xyuas tom qab 4-6 lub lis piam
• Tshuaj-eluting stent: Paclitaxel lossis gemcitabine txheej, inhibiting qog loj hlob

Gallbladder Intervention: Ib Qhov Kev Xaiv Tshiab rau Kev Kho Mob Gallbladder

Percutaneous transhepatic gallbladder puncture muaj tus nqi tshwj xeeb hauv cov xwm txheej hauv qab no:

Daim ntawv thov kev kho mob:

• Mob cholecystitis: Cov kab mob duct fistula rau siab - cov neeg mob pheej hmoo, hloov kev phais xwm txheej ceev
• Kev kuaj mob qog nqaij hlav hauv lub gallbladder: Biopsy rau kev kuaj pom tseeb
• Gallbladder drainage: Kev kho mob ceev rau lub gallbladder perforation
• Gallbladder pob zeb kho: Percutaneous gallbladder endoscopy rau pob zeb tshem tawm

Technology innovation:

• Gallbladder- tshwj xeeb puncture koob: Blunt tsim, txo kev puas tsuaj rau lub gallbladder phab ntsa
• Expandable sheath: Tsim kom muaj 8-10mm ua haujlwm channel, ua kom yooj yim rau kev nkag ntawm cov cuab yeej
• Integrated kua system: puncture thiab kua ua tiav nyob rau hauv ib kauj ruam

Kev taw qhia kev yees duab ua ntej: Los ntawm 2D mus rau 3D

Qhov kev vam meej ntawm PTC yog ze ze rau cov duab qhia kev siv tshuab:

Tsoos X-ray qhia:

• Qhov zoo: Tiag - lub sij hawm dynamic soj ntsuam, khoom siv 普及
• Kev txwv: 2D duab, tsis muaj cov ntaub ntawv tob
• Kev txhim kho: C-arm multi-angle projection, 3D reconstruction

Ultrasound kev taw qhia:

• Qhov zoo: Radiation-dawb, tiag-time multi-planar duab
• Cov kev txwv: Gas cuam tshuam, tsis pom tseeb ntawm cov qauv sib sib zog nqus
• Kev txhim kho: Kev sib piv -ua kom zoo dua ultrasound, elastic duab

CT kev taw qhia:

• Qhov zoo: Precise anatomical display, free from gas interference
• Kev txwv: Tsis yog-tiag- lub sijhawm, koob tshuaj hluav taws xob siab
• Kev txhim kho: CT fluoroscopy, qis - koob tshuaj xyuas

fusion technology:

• Ultrasound-CT fusion: Kev sib xyaw ua ke tiag -lub sijhawm thiab qhov tseeb
• Electromagnetic navigation: Tiag -lub sij hawm taug qab ntawm qhov ntsuas ntsuas
• Augmented kev muaj tiag: 3D qauv superimposed ntawm tus neeg mob lub cev nto

Kev Tiv Thaiv Teeb Meem: Kev txhim kho txuas ntxiv hauv kev nyab xeeb

Txawm hais tias PTC thev naus laus zis yog qhov paub tab, cov teeb meem tseem yuav tsum tau them nyiaj rau:

Cov teeb meem tshwm sim:

• Hemorrhage: Qhov tshwm sim 1-3%, hemorrhage hnyav 0.5%
• Cov kua dej ntws tawm: Qhov tshwm sim 1-2%, feem ntau txwv tus kheej
• Kab mob: Bacteremia tshwm sim 5-10%
• Pneumothorax: Risk ntawm txoj cai thoracic puncture

Cov tswv yim tiv thaiv:

• Kev ntsuam xyuas ua ntej: Coagulation muaj nuj nqi, platelet suav, ntsuas kev ntsuas
• Kev ua kom zoo tshaj plaws: Tiag -lub sij hawm ultrasound- taw qhia puncture, zam cov hlab ntsha loj
• Kev txhim kho cov cuab yeej: rab koob zoo, ib qho -kab ruam
• Kev tswj xyuas tom qab ua haujlwm: Kev saib xyuas ze, ua haujlwm raws sijhawm

Yav Tom Ntej Outlook: Intelligent Interventional Era

PTC thev naus laus zis tab tom txhim kho rau kev txawj ntse thiab qhov tseeb:

Neeg hlau-pab PTC:

• Mechanical arm ruaj khov koob tuav, txo qhov cuam tshuam ntawm kev ua pa txav
• Ua ntej - kev npaj ua haujlwm ntawm txoj kev zoo tshaj plaws puncture
• Force tawm tswv yim system, zam dhau puncture

Daim ntawv thov Artificial Intelligence:

• Kev npaj txoj kev tsis siv neeg: Raws li cov ntaub ntawv CT/MRI los xam cov kev pom zoo
• Tiag -time needle tip tracking: Deep learning algorithm qhia txog txoj hauj lwm ntawm rab koob
• Kev kwv yees muaj teeb meem: Kev kwv yees los ntshav txaus ntshai raws li kev ua haujlwm tsis ua haujlwm

Kev kho mob kev koom ua ke:

• Photodynamic therapy: Kev kho mob hauv zos ntawm cholangiocarcinoma los ntawm PTC channel
• Radiofrequency ablation: Intracavitary ablation ntawm gallbladder hlav
• Radioactive particle implantation: 125I particle strip hauv zos radiotherapy
• Raws li cov chaw tsim khoom ntawm PTC koob, peb tsis yog tsuas yog cov chaw muab khoom siv xwb tab sis kuj yog tus koom tes hauv kev daws teeb meem kho mob. Los ntawm kev nkag siab tob txog kev xav tau kev kho mob thiab txuas ntxiv tsim cov khoom tsim tshiab, peb siv zog los muab kev nyab xeeb dua, ua tau zoo dua, thiab kev kho mob tsawg kawg nkaus rau cov neeg mob uas muaj kab mob biliary. Nyob rau hauv lub era ntawm precision tshuaj, PTC technology yuav txuas ntxiv mus ua lub luag hauj lwm irreplaceable.