https://www.nature.com/articles/s41598-024-72620-8

Raws li niaj hnubtshuaj kho mobnce mus rau precision thiab minimally invasive txheej txheem, ultrasound kev taw qhia tshuab occupies ib tug irreplaceably tseem ceeb txoj hauj lwm. Raws li qhov kawg - siv cov cuab yeej uas xa cov thev naus laus zis no rau kev kho mob - rab koob echogenic puncture - nws cov txheej txheem kev lag luam thiab cov kev hloov pauv hloov pauv hloov pauv hloov pauv qhov kev txawj ntse hauv qab cov cuab yeej kho mob tshiab.

I. Ntsiab Cai: Los ntawm "Invisible" mus rau "Visualized"

Cov pa hlau puncture koob feem ntau nyuaj kom paub meej meej ntawm kev kuaj ultrasound. Lawv du nto ua rau specular xav txog ntawm ultrasonic beams; tsuas yog echoes xav txog ntawm cov ces kaum tshwj xeeb tuaj yeem ntes tau los ntawm cov transducer, tawm hauv faint dots, luv luv qhov muag plooj, lossis txawm tias ua tiav voids ntawm cov zaub. Qhov no qhia txog kev ua haujlwm tsis txaus ntseeg thiab muaj kev pheej hmoo kho mob rau cov kws kho mob.

Qhov zoo tshaj plaws ntawm echogenic puncture koob yog nyob rau hauv kev hloov kev sib cuam tshuam ntawm rab koob ncej thiab ultrasound tsis. Enhanced visualization yog ua tiav los ntawm ob txoj hauv kev:

• Kev hloov kho lub cevMicrogrooves, threads los yog roughened textures yog fabricated nyob rau hauv tsom seem ntawm lub koob taub hau los yog ncej. Cov microstructures no ua raws li ntau qhov sib txawv foci, diffusing cov khoom siv hluav taws xob hauv txhua qhov kev qhia thiab ua kom lub zog ua kom muaj txiaj ntsig zoo rov qab mus rau lub transducer. Qhov no muab qhov txuas txuas ntxiv, ci ntsa iab ntawm - npo yam tsis hais lub kaum sab xis ntawm qhov sib tsoo.
• Kev hloov kho cov khoom siv acousticRaws li tau hais hauv koj cov ntaub ntawv txhawb nqa, cov txheej txheem polymeric raug xa mus. Cov coatings embed countless micro cua npuas los yog lwm yam echogenic tshuaj (xws li, iav microspheres). Lub stark acoustic impedance mismatch ntawm huab cua thiab lub cev nqaij daim tawv generates khaus ultrasonic reflection ntawm no interface, ua sharply txhais siab -brightness echoes uas ua rau tag nrho cov koob contour distinctly pom.

II. Evolutionary Journey: Los ntawm Crude Prototypes mus rau Refined Designs

Thaum ntxov ntawm ultrasound-kev taw qhia puncture, cov kws kho mob tso siab rau ntawm ob txhais tes- ntawm kev paub thiab kev txheeb xyuas qhov chaw anatomical, nrog cov koob tsis pom kev pom zoo thoob ntiaj teb lees paub lub raj mis. Thawj tiam ntawm cov kev daws teeb meem echogenic tau txais kev hloov kho txhua yam xws li cov lus qhia yooj yim, uas ua rau muaj kev txhim kho cov duab tsawg.

Tsav los ntawm kev ua tiav hauv cov ntaub ntawv kev tshawb fawb thiab ultra-kev tsim khoom, echogenic puncture koob nkag mus rau theem ntawm kev nce qib sai. Cov txheej txheem suav nrog laser engraving thiab tshuaj etching enabled cov khoom ntawm intricate, uniform arrays ntawm microstructures raws koob shafts, markedly boosting stability thiab uniformity ntawm echogenic kev ua tau zoo. Lub caij no, cov txheej txheem polymer txheej tsis tsuas yog nce qhov pom kev ua tau zoo tab sis kuj tso cai rau cov txheej txheem kho kom haum thiab qhov chaw tso cai kom xa cov ncha sib txawv rau lub koob tip piv rau ntu ntu.

III. Yav Tom Ntej Outlook: Intelligentization thiab Multifunctional Integration

Tsiv mus tom ntej, txoj kev loj hlob ntawm echogenic puncture koob yuav hla lub hom phiaj ntawm kev pom tseeb. Ntawm ib sab, echogenic thev naus laus zis yuav sib koom ua ke nrog cov cuab yeej me me thiab cov tshuab navigation kom pab tau tiag tiag - sij hawm 3D taug qab ntawm rab koob taub hau kev tswj hwm thiab kev npaj txoj hauv kev. Ntawm qhov tod tes, cov kev kho mob yuav muab tso ncaj qha rau hauv cov qauv koob- piv txwv suav nrog cov chaw xa tshuaj me me lossis cov xov tooj cua zaus ablation electrodes- txhawm rau ua kom muaj kev kuaj mob ib txhij thiab kev kho mob.

Hauv cov ntsiab lus, cov kev hloov pauv ntawm echogenic puncture koob kos duab qhia txog kev nce qib los ntawm kev hloov pauv mus rau kev tsim qauv tsim qauv. Nws daws qhov teeb meem pom kev ntev ntev raws li kev taw qhia ultrasound, ua rau muaj kev nyab xeeb dua thiab ua tiav cov txiaj ntsig rau suav tsis txheeb cov kev phais mob me me, thiab sawv ua lub hauv paus tseem ceeb ntawm cov tshuaj precision.