Kev siv Fiber Laser Modules hauv Kev Kho Mob Kev Lag Luam

Fiber laser modules tau dhau los ua cov cuab yeej hloov pauv hauv cov tshuaj niaj hnub, ua kom muaj kev phais me me hla ntau qhov chaw kho mob tshwj xeeb. Lawv muaj kev siv dav hauv kev kho mob hauv urology, neurosurgery, dermatology, interventional vascular phais, thiab qhov ncauj oncology. Cov ntawv thov no suav nrog ntau cov duab thaij duab sib txuas ua ke nrog cov duab hyperspectral nrog confocal laser endoscopy, AI- tsav kev phais tshuab rau kev txheeb xyuas cov ntaub so ntswg thiab xaiv ablation, thiab txiav- ntug kev nce qib hauv siab - zog thulium-doped fiber ntau lasers.

1. Lub hauv paus ntawm Kev Kho Mob Fiber Lasers

1.1 Cov Ntsiab Cai ntawm Laser-Tissue Interaction

Cov teebmeem ntawm kev kho mob lasers muab los ntawm kev sib cuam tshuam ntawm optical zog thiab cov ntaub so ntswg lom. Nyob rau theem molecular, lub zog laser yog nqus los ntawm chromophores- feem ntau yog dej, hemoglobin, melanin, thiab hauv qee qhov kev siv, exogenous photosensitizers. Kev nqus coefficient ntawm ib lub wavelength muab txiav txim siab qhov tob tob thiab cov txheej txheem tseem ceeb ntawm cov ntaub so ntswg: photothermal, photomechanical, lossis photochemical.

Dej, tsim muaj kwv yees li 70% ntawm cov ntaub so ntswg, ua lub luag haujlwm tseem ceeb rau ntau lub laser phais. Kev nqus spectrum ntawm dej nthuav tawm qhov siab tshaj plaws nyob rau hauv nruab nrab - cheeb tsam infrared, tshwj xeeb tshaj yog nyob ib ncig ntawm 1.94 μm thiab 2.94 μm [6]. Qhov no wavelength-dependent absorption piav qhia txog kev siv hluav taws xob ntawm thulium fiber ntau lasers (TFL) kev khiav hauj lwm ntawm 1.94 μm, uas qhia tau hais tias kwv yees li plaub- quav dej ntau dua li 2.12 μm holmium: YAG (Ho: YAG) wavelength [2]. Kev nqus dej siab dua txhais tau tias muaj zog ntau dua, txo cov khoom siv thermal puas, thiab txo qis rau cov ntaub so ntswg vaporization.

1.2 Kev kho mob-Qib Optical Fiber Design

Cov fiber ntau optical yog qhov tseem ceeb ntawm kev sib txuas ntawm laser qhov chaw thiab cov ntaub so ntswg. Kev kho mob- qib laser fibers yuav tsum ua kom tau raws li qhov yuav tsum tau ua rau kev sib kis ntawm qhov muag, kev hloov kho tshuab, biocompatibility, thiab tsis muaj menyuam.

Ib qho kev siv pov tseg laser fiber ntau suav nrog ntau cov txheej txheem ua haujlwm. Cov tub ntxhais, fabricated los ntawm siab - purity silica los yog cov ntaub ntawv tshwj xeeb rau cov wavelengths tshwj xeeb, xa lub zog laser nrog tsawg attenuation. Nyob ib ncig ntawm lub hauv paus yog lub cladding, nrog ib tug qis refractive index uas tswj tag nrho cov sab hauv xav txog. Ib txheej txheej tiv thaiv polymer (tsis) muab cov neeg kho tshuab kev ncaj ncees, thaum lub tsho sab nrauv tuaj yeem muab cov yam ntxwv tuav ntxiv [6].

Rau cov kev siv tshwj xeeb, cov qauv tsim fiber ntau tau tsim. Photonic bandgap fibers, piv txwv li, pab kom kis tau tus mob CO₂ laser zog (10.6 μm) los ntawm hloov tau yooj yim waveguides- ib lub wavelength yav dhau los xa tau tsuas yog los ntawm articulated caj npab [8]. Sab-firing fibers suav nrog cov ntsiab lus los yog cov lus qhia angled rau lub zog ncaj qha tom qab, qhov tseem ceeb rau cov ntawv thov xws li endovenous laser ablation qhov twg cov hlab ntsha ncig xav tau.

Ib leeg-siv, tsis muaj menyuam- cov fibers ntim tau dhau los ua tus qauv kho mob, tshem tawm cov kab mob sib kis -kev pheej hmoo thiab ua kom muaj kev ua tau zoo. Cov cuab yeej no tau txais kev ua kom tsis muaj menyuam tsis zoo thiab yuav tsum muaj cov khoom siv kho qhov muag thiab kho qhov muag tom qab ethylene oxide lossis hluav taws xob kom tsis muaj menyuam [4].

1.3 Qhov tseem ceeb Laser Sources hauv kev siv tshuaj kho mob tam sim no

Niaj hnub nimno kho mob laser tshuab siv ntau hom kev tshaj tawm thiab kev teeb tsa zoo rau cov ntawv thov tshwj xeeb. Table 1 qhia txog cov ntsiab lus laser tseem ceeb uas cuam tshuam rau fiber ntau - xa daim ntawv thov kev kho mob.

Table 1. Cov yam ntxwv ntawm cov chaw kho mob loj Laser

The holmium:YAG laser has served as the workhorse for endourologic lithotripsy for over two decades. As a solid-state laser with a YAG cavity doped with holmium ions and excited by a flashlamp, Ho:YAG systems typically deliver maximum average powers of 30W, with "high-power" variants (>30W) xav tau ntau YAG kab noj hniav kom ua tiav ntau zaus [1].

Thulium fiber ntau laser tshuab sawv cev rau qhov tseem ceeb tawm ntawm cov khoom-xeev tsim. TFL ntiav thulium-doped silica fiber ua qhov nruab nrab nce, zoo siab los ntawm compact laser diodes. Qhov no architecture enables wavelengths precisely nruab nrab ntawm 1.94 μm, coinciding nrog ib tug ncov nqus dej. TFL cov tshuab ua tiav qhov siab tshaj plaws nruab nrab lub zog ntawm 60W thiab zaus mus txog 2000 Hz- siab dua li cov pa Ho:YAG [1]. Fiber laser configuration kuj tsim superior beam zoo, ua kom me me diameters thiab ntau npaum zog coupling.

Pulsed thulium:YAG (p-Tm:YAG) sawv cev rau kev sib haum xeeb ntawm Ho:YAG thiab TFL architectures. Raws li cov khoom siv - xeev YAG laser zoo siab los ntawm laser diodes es tsis yog flashlamps, p-Tm:YAG ua tiav 100W siab tshaj plaws nruab nrab lub zog los ntawm ib kab noj hniav [1].

1.4 Cov Kev Ua Haujlwm Tseem Ceeb

Ntau qhov kev sib txheeb tsis sib xws txiav txim siab qhov kev kho mob ntawm kev kho mob laser tshuab:

Kev xaiv wavelengthtswj cov ntaub so ntswg nqus thiab yog li lub hauv paus mechanism ntawm kev ua. Rau lithotripsy, qhov nqus dej ntau dua ntawm TFL (1940 nm) piv rau Ho: YAG (2120 nm) ua kom muaj txiaj ntsig zoo ntawm pob zeb tawg ntawm qis zog [2].

Tso zis hom-nthwv dej tsis tu ncua piv rau cov mem tes- cuam tshuam rau cov ntaub so ntswg ntau heev. Kev ua haujlwm nthwv dej tsis tu ncua ua rau cov cua sov uas tsim nyog rau coagulation thiab cov ntaub so ntswg vaporization. Pulsed ua haujlwm, nrog lub siab ncov siab thiab lub sijhawm so, ua rau kev tswj fragmentation nrog txo thermal kis. TFL muaj qhov hloov pauv tshwj xeeb, ua haujlwm tau zoo hauv ob qho tib si txuas ntxiv thiab hloov pauv [1].

Zog thiab zaus teeb tsatxiav txim fragmentation efficiency thiab kev nyab xeeb. Tsawg-zog, siab-ntau zaus teeb tsa ("plua plav" hom) tsim cov pob zeb zoo uas dhau los ntawm nws tus kheej, thaum siab dua - zog, qis dua -frequency settings ("fragmentation" mode) tsim cov khoom loj dua. Qhov zoo tshaj qhov sib npaug yog nyob ntawm cov yam ntxwv ntawm pob zeb thiab tus kws phais nyiam [2].

Fiber txoj kab uas hlacuam ​​tshuam kev nkag tau mus rau kev muaj peev xwm thiab kev xa hluav taws xob. Cov fibers me me (150-200 μm core) pab kom muaj ntau dua endoscope deflection thiab irrigation flow tab sis kis tsawg zog. Cov fibers loj dua (272-365 μm) xa lub zog ntau dua tab sis tuaj yeem txwv qhov kev ua haujlwm tau zoo. TFL qhov zoo tshaj beam zoo tso cai rau lub zog xa mus los ntawm cov fibers me me [2].

2. Kev siv tshuaj kho mob

2.1 Urology: Lub Paradigm Hloov hauv Lithotripsy

Kab mob pob zeb tso zis cuam tshuam txog kwv yees li 10-15% ntawm cov pej xeem hauv ntiaj teb, ua rau muaj kev mob hnyav thiab cov nqi kho mob [2]. Ob xyoos dhau los, cov tswv yim kho mob tau hloov mus rau qhov kev txiav txim siab tsawg kawg nkaus. Saj zawg zog ureteroscopy thiab retrograde intrarenal phais (RIRS) yog tam sim no feem ntau ua hauj lwm rau pob zeb Tsawg dua los yog sib npaug li 20 hli, thaum percutaneous nephrolithotomy tseem yog thawj kab rau cov calculi loj [2].

Lub holmium: YAG laser tau ua haujlwm ntev los ua lub zog tseem ceeb rau intracorporeal lithotripsy. Txawm li cas los xij, nws qhov kev ua tau zoo raug txwv los ntawm ntau qhov kev txwv: retropulsion ntawm cov pob zeb tawg thaum lub sij hawm siab - zog pulses, impaired endoscopic pom vim yog npuas tsim, thiab muaj kev pheej hmoo ntawm thermal raug mob rau cov ntaub so ntswg nyob ib sab [2]. Cov teeb meem no tau mob siab rau txoj kev loj hlob ntawm lwm cov thev naus laus zis, tshwj xeeb yog thulium fiber ntau laser.

Ib txoj kev tshawb nrhiav rov qab los ntawm ntau qhov sib piv super-pulse TFL (SP-TFL) nrog cov pa Ho:YAG hauv 297 cov neeg mob uas tau txais ureteroscopic lithotripsy pom tau qhov zoo ntawm fiber ntau laser platform [2]. SP-TFL tau ua tiav cov pob zeb thaum ntxov ntau dua- tus nqi pub dawb ntawm 24-48 teev (87.4% vs. 76.2%, P=0.038), nrog rau qhov sib piv ib - hli pob zeb- tus nqi pub dawb (94.7% vs-}%, P{. Lub sijhawm ua haujlwm (55 vs{18}} feeb) thiab lub sijhawm lithotripsy (30 vs. 50} feeb) tau luv luv nrog SP-TFL (ob leeg P<0.001). Importantly, the SP-TFL group experienced fewer overall complications (18.9% vs. 40.1%, P=0.017) and less postoperative white blood cell elevation, suggesting reduced inflammatory response.

Cov txiaj ntsig kho mob no tau txais los ntawm lub hauv paus physics ntawm TFL. Lub 1940 nm wavelength qhov nqus dej ntau dua ua rau cov pob zeb tawg tau zoo dua nrog cov kev xav tau qis zog. Lub peev xwm ua haujlwm ntawm ntau zaus (20-30 Hz vs . 10-20 Hz) ua kom muaj plua plav ceev dua. Txo retropulsion txhim kho lub hom phiaj kev ua tau zoo thiab txo cov pob zeb tsiv teb tsaws mus rau hauv cov khoom siv tsis tau [2].

Kev txhais lus kho mob ntawm TFL tau ua kom yooj yim ntxiv los ntawm qhov muaj cov me me - txoj kab uas hla fibers (150 μm) uas khaws cia ureteroscope deflection thiab txhim kho cov dej ntws tawm - tseem ceeb rau kev tswj kev pom thaum lub sij hawm ntev [1].

2.2 Neurosurgery: Dual -Wavelength Platforms rau Precision Brain Surgery

Neurosurgery nthuav tawm cov teeb meem tshwj xeeb vim qhov tseem ceeb ntawm kev ua haujlwm tseem ceeb ntawm cov ntaub so ntswg nyob ib puag ncig thiab qhov cuam tshuam ntawm ntau lub paj hlwb. Gliomas, piv txwv li, nyiam ua rau lub paj hlwb parenchyma dhau ntawm cov npoo uas pom tau ntawm cov duab pom zoo, tab sis qhov kev txiav txim siab dav dav ntawm cov cheeb tsam sib txawv no muaj kev pheej hmoo ua rau kev puas tsuaj cortex [3].

Fiber laser technology tau qhib txoj hauv kev tshiab rau qhov kev sib tw no. Lub dual -wavelength fiber ntau laser platform sib txuas 1.94 μm thulium laser rau cov ntaub so ntswg ablation nrog 1.07 μm ytterbium laser rau tej coagulation tau tsim rau precision hlwb phais [6]. Lub 1.94 μm wavelength siv dej nqus rau cov ntaub so ntswg kom zoo, thaum lub 1.07 μm wavelength lub hom phiaj hemoglobin kom ua tiav hemostasis yam tsis muaj thermal kis ntau.

Kev koom ua ke nrog kho qhov muag coherence tomography (OCT) ua rau lub sijhawm tiag tiag - ntsuas qhov tob ntawm ablation thiab thermal puas. Qhov kev kaw no - voj tswj yog qhov tseem ceeb rau kev ua haujlwm nyob ze cov qauv tseem ceeb xws li lub cev muaj zog cortex lossis thaj chaw hais lus [6]. Cov kev tshawb fawb ua ntej tau pom qhov ua tau ntawm stereotactic laser ablation nrog 1940 nm Tm: fiber ntau laser rau ntau yam kev siv neurosurgical [6].

Tshaj li ablation, fiber ntau laser tshuab yog nce intraoperative diagnostics. Ib qho tshiab multimodal imaging platform integrates hyperspectral imaging (HSI) nrog sojntsuam -raws li confocal laser endomicroscopy (pCLE) rau kev txhim kho hlwb qog nqaij hlav qhia [3]. HSI muab ceev, dav - cheeb tsam cov ntaub so ntswg characterization raws li spectral reflectance qauv hla 40 bands los ntawm 450-762 nm. pCLE muab cov kev daws teeb meem ntawm tes los ntawm kev sojntsuam fiber ntau yooj yim nrog 325 μm qhov kev pom, ua rau hauv vivo optical biopsy.

Kev sib koom ua ke ntawm cov kev hloov pauv no hauv kev teeb tsa kev ua haujlwm microscope, calibrated los ntawm kev siv lub computer tsis pom kev, ua tiav qhov kev sib raug zoo ntawm qhov sib txawv nrog qhov tsawg kawg nkaus reprojection yuam kev. Kev kawm tshuab algorithms sib txuas cov kev kwv yees los ntawm ob qho tib si kev ua tau zoo txhim kho qog nqaij hlav, yielding ntau dua Dice thiab Recall cov qhab nia piv rau ob qho tib si modality [3]. Qhov no multimodal mus kom ze hais txog cov kev txwv ntawm txhua lub thev naus laus zis ntawm nws tus kheej: HSI tsis muaj kev daws teeb meem ntawm tes, thaum pCLE qhov kev pom me me ua rau kev nug cov ntaub so ntswg ua tsis tau zoo yam tsis muaj kev taug qab spatial.

2.3 Dermatology thiab Aesthetic Tshuaj

Cov kev siv dermatologic ntawm fiber ntau lasers hla ob qho tib si kho thiab zoo nkauj indications. Tsis yog-ablative fractional photothermolysis, feem ntau siv 1550 nm erbium-doped fiber lasers, tau dhau los ua ib qho tseem ceeb rau kev rov ua kom tawv nqaij, kho caws pliav, thiab kev kho mob photodamage. Los ntawm kev tsim kab microscopic ntawm thermal raug mob ncig los ntawm cov ntaub so ntswg siv tau, fractional lasers txhawb nqa neocollagenesis thaum ua kom kho tau sai.

Kev tshuaj xyuas zoo thiab meta- tsom xam piv cov lasers nrog rau lwm yam kev hloov kho ntawm daim tawv nqaij rejuvenation, suav nrog rau kev tshawb fawb nrog 497 tus neeg mob, pom tau tias Er:YAG laser tau txais txiaj ntsig zoo tshaj plaws hauv qeb "zoo heev" (20% kev ua haujlwm zoo heev) [9]. Radiofrequency kho tau ua tiav qhov feem pua ​​​​ntawm cov lus teb "zoo" (39%). Kev tsom xam pom tias kev sib txuas Er:YAG laser nrog lub xov tooj cua zaus tuaj yeem sawv cev rau txoj hauv kev zoo rau daim tawv nqaij rejuvenation [9].

Rau cov xim pigmented thiab caws pliav, thulium fiber ntau lasers ua haujlwm ntawm 1927 nm tau pom cov lus cog tseg. Lub 1927 nm wavelength muab kev nqus dej nruab nrab- qis dua 2940 nm Er:YAG tab sis siab dua 1550 nm- ua kom tsis muaj -ablative fractional kev kho mob nrog lub zog txaus tso rau dyspigmentation thiab actinic hloov [6]. Cov kev tshawb fawb soj ntsuam tau pom tias muaj txiaj ntsig zoo rau cov xwm txheej xws li Riehl's melanosis thiab diffuse ntsej muag dyspigmentation [6].

Qhov yooj ntawm fiber ntau laser platforms enables kho customization raws li cov lus qhia tshwj xeeb. Rau cov kab mob vascular, pulsed dye lasers tseem nyob ua ntej - kab, tab sis fiber ntau - xa Nd:YAG (1064 nm) muaj kev nkag mus tob rau cov hlab ntsha loj. Lub peev xwm los xaiv cov wavelengths thiab kho qhov ntsuas raws li cov yam ntxwv ntawm qhov txhab ua piv txwv qhov tseeb ntawm kev kho laser niaj hnub.

2.4 Kev cuam tshuam ntawm vascular

Endovenous laser ablation (EVLA) tau hloov kho cov kev kho mob ntawm qis qis venous insufficiency. Los ntawm kev xa lub zog laser nyob rau hauv cov hlab ntsha loj lossis me me saphenous, EVLA induces thermal puas rau endothelium, ua rau cov hlab ntsha fibrosis thiab qhov kawg occlusion.

Lub evolution ntawm EVLA wavelengths qhia txog lub hauv paus ntsiab lus ntawm kev xaiv haum. Cov txheej txheem thaum ntxov ua haujlwm 810 nm lossis 980 nm diode lasers, tsom rau kev nqus hemoglobin. Txawm li cas los xij, cov wavelengths no ua rau muaj mob loj tom qab phais thiab ecchymosis vim cov hlab ntsha perforation thiab perivenous hemorrhage. Kev taw qhia ntawm 1470 nm thiab 1940 nm wavelengths, tsom rau kev nqus dej, ua kom muaj zog nqus ntau dua nyob rau hauv cov hlab ntsha phab ntsa thiab txo cov teeb meem [6].

Ib txoj kev tshawb fawb yav tom ntej piv rau 1940 nm EVLA nrog radial emitting fibers rau keeb kwm 1470 nm cov txiaj ntsig tau pom tias muaj kev nyab xeeb thiab ua tau zoo, nrog peb - xyoo cov txiaj ntsig tau lees paub cov hlab ntsha occlusion [6]. Lub 1940 nm wavelength qhov nqus dej ntau dua ua rau muaj kev kho mob zoo ntawm cov kab hluav taws xob qis qis, uas tuaj yeem txo qis kev tsis xis nyob tom qab thaum tswj kev ua haujlwm.

2.5 Qhov ncauj Oncology thiab Maxillofacial Surgery

Lub taub hau thiab caj dab mob cancer, tshwj xeeb tshaj yog qhov ncauj squamous cell carcinoma (OSCC), sawv cev rau lub nra hnyav thoob ntiaj teb nrog ntau dua 850,000 tus neeg mob tshiab txhua xyoo [7]. Kev phais phais ib txwm ua tiav kev tswj xyuas oncologic tab sis tuaj yeem txi ua haujlwm thiab cosmesis. High-lub zog laser tshuab muaj peev xwm ua tau zoo nyob rau hauv precision, hemostasis, thiab ua haujlwm khaws cia.

Kev tshuaj xyuas cov txheej txheem thiab meta- tsom xam muab piv rau laser resection nrog cov qauv kev phais rau OSCC, suav nrog 30 cov kev tshawb fawb, qhia cov txiaj ntsig tseem ceeb rau kev siv laser [5]. Laser resection tau cuam tshuam nrog qis dua hauv zos (LOSSIS 0.58, 95% CI 0.43-0.77), siab dua peb lub xyoos tag nrho cov ciaj sia taus (HR 0.72, 95% CI 0.55-0.94), thiab tsawg dua cov teeb meem intraoperative (OR 0.29-CI, 0.75%). Kev ua neej zoo tau txais kev kho mob laser ntawm peb lub hlis tom qab ua haujlwm (SMD 0.61, 95% CI 0.38-0.84). Kev tsom xam pab pawg pawg tau txheeb xyuas CO₂ thiab Er, Cr: YSGG lasers raws li qhia cov txiaj ntsig zoo sib xws [5].

Qhov tseeb ntawm CO₂ laser ablation, nrog thermal puas tsawg rau cov ntaub so ntswg nyob ib puag ncig, ua pov thawj tshwj xeeb muaj txiaj ntsig hauv qhov ncauj kab noj hniav qhov chaw ua haujlwm tseem ceeb. Kev txhim kho ntawm cov hloov pauv photonic bandgap fibers rau CO₂ laser xa [8] tau nthuav dav daim ntawv thov mus rau qhov chaw nkag tsis tau yav dhau los, ua rau transoral laser microsurgery rau laryngeal thiab pharyngeal qog.

2.6 Cov Ntawv Thov Kev Pab Cuam Tshaj Tawm

Lub versatility ntawm fiber ntau laser platforms tau tsav kev saws me nyuam hla ntau yam tshwj xeeb ntxiv. Nyob rau hauv pulmonology, laser resection ntawm endobronchial qog relieves hlab ntsha ob leeg nrog tsawg los ntshav. Hauv gastroenterology, laser ablation ntawm dysplastic Barrett's esophagus muaj lwm txoj hauv kev endoscopic mucosal resection. Hauv gynecology, laser kev kho mob ntawm endometriosis thiab ncauj tsev menyuam intraepithelial neoplasia khaws cia fertility thaum ua tiav kev tswj kab mob [4, 8].

Cov xov xwm thoob plaws hauv daim ntawv thov no yog lub peev xwm los xa lub zog meej los ntawm kev hloov pauv endoscopes mus rau qhov chaw sib tw anatomically, ua kom lub cev muaj zog - khaws cia cov kev cuam tshuam uas yuav ua tsis tau nrog cov kev phais ib txwm muaj.

3. Kev Tawm Tsam Tawm Tsam

3.1 Multimodal Diagnostic-Kev Kho Mob Platforms

Kev sib koom ua ke ntawm kev yees duab thiab kev kho muaj peev xwm nyob rau hauv ib lub platforms sawv cev rau kev hloov pauv hauv cov tshuaj cuam tshuam. Ntau dua li kev kuaj mob thiab kev kho mob raws sij hawm, cov txheej txheem kev sib koom ua ke no ua kom muaj txiaj ntsig tiag tiag - lub sijhawm ntsuas, hloov kho lub hom phiaj, thiab kev lees paub txog kev kho mob.

A compelling example is the development of a compact rigid endomicroscopic system integrating three nonlinear optical imaging modalities-coherent anti-Stokes Raman scattering (CARS), two-photon excited fluorescence (TPEF), and second-harmonic generation (SHG)-with femtosecond laser ablation [7]. Cov txheej txheem no tso cai rau daim ntawv lo- pom kev pub dawb ntawm cov ntaub so ntswg microstructure thiab biochemistry, nrog CARS qhia txog lipid- cov qauv nplua nuj, SHG nthuav tawm collagen hauv cov qog stroma, thiab TPEF tshawb pom cov hlwb metabolically los ntawm NADH fluorescence.

Kev koom ua ke ntawm femtosecond laser enables xaiv ablation ntawm cov cheeb tsam uas pom tias yog pathologic los ntawm cov duab modalities. Hauv cov ntaub ntawv pov thawj- ntawm- cov kev tshawb fawb lub tswv yim, lub kaw lus tau ua tiav cov roj cholesterol hauv cov ntaub so ntswg hauv lub hlwb thaum khaws cia ib puag ncig cov qauv- ib qib ntawm qhov tsis tuaj yeem ua tsis tau nrog cov cuab yeej phais ib txwm [7].

3.2 Artificial Intelligence-Driven Surgical Systems

Qhov nyuaj ntawm multimodal imaging cov ntaub ntawv xav tau cov txheej txheem kev suav rau tiag tiag -lub sij hawm txhais. Cov qauv kev kawm sib sib zog nqus, tshwj xeeb tshaj yog kev sib txuas ntawm cov neural network rau semantic segmentation, tau pom muaj peev xwm zoo tshaj plaws hauv kev txheeb xyuas cov kab mob pathologic raws li kos npe kho qhov muag.

AU-Net3+ architecture tau kawm los ntawm ntau cov duab los ntawm 20 lub taub hau thiab caj dab qog qog ua tiav 90% rhiab heev thiab 96% tshwj xeeb rau kev txheeb xyuas "cov ntaub so ntswg kom rov kho" (cov qog, necrosis, qog stroma) piv rau "cov ntaub so ntswg kom khaws cia" [7]. Qhov kev ua tau zoo no ua rau cov kws tshaj lij histopathologists tab sis nrog qhov tseem ceeb ntawm qhov muaj txiaj ntsig tiag tiag ntawm -lub sijhawm muaj kev cuam tshuam.

Kev sib xyaw ua ke ntawm AI-kev faib cov ntaub so ntswg nrog kaw- lub voj laser ablation tswj tau ua kom tiav qhov kev xaiv cov ntaub so ntswg tshem tawm. Lub kaw lus tsim lub npog ntsej muag ablation raws li cov khoom lag luam segmentation, tom qab ntawd coj cov femtosecond laser kom ablate nkaus xwb nyob rau hauv cheeb tsam. Qhov kev siv tshuab hluav taws xob no tuaj yeem txo cov neeg ua haujlwm hloov pauv thiab ua kom muaj txiaj ntsig zoo ntawm cov npoo tsis zoo-ib qho tseem ceeb hauv kev phais mob oncologic [7].

3.3 Fiber Optic Sensing thiab Saib Xyuas

Tshaj li kev xa hluav taws xob, cov fibers kho qhov muag ua haujlwm ua ntau yam kev paub lub platform rau kev saib xyuas kev ua haujlwm. Fiber Bragg gratings pab tau tiag tiag -lub sij hawm ntsuas kub ntawm ntau lub ntsiab lus raws fiber ntau, muab tswv yim rau thermal dose tswj thaum lub sij hawm ablation. Optical coherence tomography los ntawm tib lub fiber ntau siv rau ablation enables kev soj ntsuam ntawm qhov txhab qhov ntev thiab kev pom zoo ntawm cov nyhuv kho [6].

Cov peev xwm ntsuas qhov ntsuas no yog qhov tseem ceeb rau kev siv nyab xeeb hauv qhov chaw tseem ceeb. Thaum lub sij hawm laser ablation nyob ze cov hlab ntsha loj los yog cov hlab ntsha, tiag tiag -lub sij hawm ntsuas kub tuaj yeem tiv thaiv kev raug mob los ntawm qhov tsis xav tau. Thaum lub sij hawm lithotripsy, nrhiav kom tau pob zeb muaj pes tsawg leeg los ntawm kev tsom xam spectroscopic tuaj yeem coj cov teeb pom kev zoo laser [6].

3.4 Photodynamic Therapy thiab Photobiomodulation

Thaum qhov kev tshuaj xyuas no tau tsom mus rau siab - daim ntawv thov fais fab, fiber ntau lasers kuj tseem ua kom muaj qhov tseem ceeb qis - lub zog kho cov qauv. Photodynamic therapy (PDT) ntiav cov tshuaj photosensitizing qhib los ntawm cov wavelengths tshwj xeeb los tsim cytotoxic reactive oxygen hom. Kev xa khoom fiber ntau ua kom pom tseeb ntawm cov ntaub so ntswg, suav nrog los ntawm cov fibers interstitial rau tob- cov qog nqaij hlav.

Photobiomodulation, daim ntawv thov ntawm qis- theem teeb los hloov kho cellular muaj nuj nqi, tau pom cov txiaj ntsig rau kev kho qhov txhab, kho qhov mob, thiab kho paj hlwb. Wearable thiab implantable fiber optic li yog nyob rau hauv txoj kev loj hlob los pab kom mob, tsom teeb lub teeb rau cov indications [8].

4. Kev tswj hwm thaj chaw thiab kev lag luam Trends

4.1 Txoj Cai Tswjfwm

Kev kho mob laser tshuab thiab cov fibers pov tseg yog tswj raws li cov cuab yeej kho mob hauv feem ntau cov cai, nrog rau kev pom zoo yuav tsum muaj kev cuam tshuam txog lawv qhov kev pheej hmoo ntawm kev faib tawm. Hauv Tebchaws Meskas, Lub Chaw Tswj Xyuas Khoom Noj thiab Tshuaj (FDA) tswj hwm cov khoom siv no los ntawm 510 (k) kev ceeb toom ua ntej kev lag luam rau nruab nrab- cov khoom siv pheej hmoo lossis cov txheej txheem kev pom zoo ua ntej ua ntej (PMA) rau siab - cov khoom siv pheej hmoo.

Txoj kev 510(k) yuav tsum tau ua kom pom qhov sib npaug ntawm cov cuab yeej ua lag luam raug cai ua ntej lub Tsib Hlis 28, 1976, lossis rau cov cuab yeej uas tau txiav txim siab sib npaug los ntawm 510(k) txheej txheem. Kev pom zoo tsis ntev los no qhia txog txoj hauv kev ntawm daim ntawv thov rau laser fibers: ib lub chaw tsim khoom hauv Suav teb tau txais FDA 510 (k) tshem tawm rau ib zaug - siv cov laser fiber ntau tsis muaj menyuam nyob rau lub Kaum Ob Hlis 2024, nrog rau daim ntawv thov xa rau lub Cuaj Hlis 2024 thiab pom zoo yam tsis tau thov rau cov ntaub ntawv ntxiv- "zero deficiency" clearance [4]. Cov kev pom zoo pom zoo suav nrog ntau yam kev phais tshwj xeeb suav nrog dermatology, gastroenterology, urology, gynecology, neurosurgery, thiab otolaryngology [4].

Hauv Tebchaws Europe, Txoj Cai Kho Mob Kho Mob (MDR) 2017/745 tau hloov pauv Cov Lus Qhia Txog Cov Khoom Siv Khomob yav dhau los, ua kom muaj kev nruj ntxiv rau cov pov thawj kho mob thiab tom qab- kev soj ntsuam kev lag luam. CE cim nyob rau hauv MDR yuav tsum tau ua qauv qhia txog kev nyab xeeb thiab kev ua tau zoo los ntawm kev soj ntsuam kev soj ntsuam, feem ntau suav nrog cov ntaub ntawv los ntawm kev soj ntsuam kuaj mob. OmniGuide's CE Mark kev pom zoo rau kev hloov pauv CO₂ laser fibers ua piv txwv txoj hauv kev European, nrog kev qhia txog kev hlais, txiav tawm, ablation, vaporization, thiab coagulation ntawm cov nqaij mos hla ntau yam tshwj xeeb [8].

Hauv Suav teb, National Medical Products Administration (NMPA) faib cov laser fibers raws li Class II cov cuab yeej kho mob, yuav tsum tau sau npe hauv xeev - qib. Ib txoj hauv kev tshiab ntawm cov cuab yeej muab kev tshuaj xyuas sai rau cov thev naus laus zis hais txog kev xav tau kev kho mob tsis tau zoo [6].

4.2 Cov ntaub ntawv pov thawj kho mob

Kev tswj hwm kev pom zoo nce ntxiv xav tau cov ntaub ntawv pov thawj kho mob zoo uas qhia tau tias muaj kev nyab xeeb thiab ua haujlwm tau zoo. Rau qhov zoo -cov thev naus laus zis zoo nrog cov qauv tsim, kev tshuaj xyuas cov ntaub ntawv thiab kev ntsuas lub rooj zaum yuav txaus. Rau cov thev naus laus zis tshiab lossis nthuav qhia ntxiv, cov kev tshawb fawb soj ntsuam yav tom ntej yog feem ntau xav tau.

Cov pov thawj zoo sib txawv ntawm cov ntawv thov. Urologic lithotripsy tau txais txiaj ntsig los ntawm ntau qhov kev sim tshuaj ntsuam xyuas thiab meta- soj ntsuam piv TFL nrog Ho:YAG [2]. Cov pov thawj ntawm qhov ncauj oncology suav nrog kev tshuaj xyuas zoo nrog kev txheeb xyuas sib sau ua ke [5]. Rau cov ntawv thov tawm tshiab xws li AI-kev coj ua ntau yam ablation, cov pov thawj tseem ceeb heev lossis kev kho mob thaum ntxov [7].

Kev txiav txim them nyiaj rov qab ntxiv lwm txheej txheej pov thawj xav tau. Cov neeg them nyiaj nce ntxiv thov cov ntaub ntawv kev noj qab haus huv kev lag luam uas qhia tsis yog kev kho mob nkaus xwb tab sis tus nqi -kev ua tau zoo piv rau lwm txoj hauv kev. Rau TFL lithotripsy, lub sijhawm ua haujlwm luv luv thiab txo cov teeb meem [2] txhais rau cov txiaj ntsig kev lag luam uas txhawb nqa kev txiav txim siab zoo.

4.3 Cov Qauv Kev Lag Luam thiab Kev Lag Luam Kev Lag Luam

Lub lag luam thoob ntiaj teb kev kho mob laser txuas ntxiv nthuav dav, uas tau tsav los ntawm cov neeg laus, nce kev nyiam rau cov txheej txheem kev cuam tshuam tsawg, thiab thev naus laus zis tshiab. Cov laser fibers pov tseg sawv cev rau ntu tshwj xeeb, nrog rau cov qauv nyiaj tau los thiab kev xav tau ruaj khov.

Kev sib tw toj roob hauv pes suav nrog tsim cov players nrog cov ntaub ntawv dav dav thiab cov neeg tsim kho tshiab tshwj xeeb tsom rau cov ntawv thov tshwj xeeb. IPG Photonics, lub chaw tsim khoom fiber ntau laser, tau tsim cov ntawv kho mob suav nrog TFL rau urology [1]. Lumenis tuav txoj haujlwm muaj zog hauv Ho:YAG thiab lwm yam lasers phais. Cov tuam txhab lag luam tshiab xws li Shanghai RayKeen Laser Technology qhia txog kev hloov pauv thoob ntiaj teb ntawm kev tsim kho tshiab, nrog Suav -tsim TFL cov tshuab ua kom tau txais kev kho mob [2].

Geographic trends qhia North America thiab Europe raws li kev lag luam tsim, nrog Asia -Pacific muaj kev loj hlob sai. FDA tshem tawm ntawm Suav -tsim laser fibers [4] qhia txog lub ntiaj teb no kev lag luam ntawm cov saw hlau thiab nce kev sib tw ntawm Asian manufacturers.

5. Cov kev sib tw thiab cov kev taw qhia yav tom ntej

5.1 Kev Sib Tw Txuj Ci

Txawm hais tias muaj kev vam meej, cov kev sib tw tseem ceeb tseem nyob. Cov ntaub so ntswg ablation precision, thaum txhim kho nrog luv luv wavelengths thiab optimized pulsing, tseem muaj kev pheej hmoo rau kev puas tsuaj thermal nyob rau hauv qhov chaw tseem ceeb. Qhov sib npaug ntawm qhov ua tiav ablation thiab thermal kis tau zoo, tshwj xeeb tshaj yog nyob ze ntawm cov hlab ntsha, cov hlab ntsha, thiab cov chaw ua haujlwm cortical [6].

Multimodal system kev koom ua ke nthuav tawm cov kev sib tw loj heev hauv engineering. Kev sib koom ua ke ntau yam kev siv duab nrog kev kho lasers hauv qhov chaw kho mob -tshaj hneev taw yuav tsum muaj kev tsim kho qhov muag, kev tswj xyuas thermal, thiab kev txhim kho neeg siv. Cov kab ke piav qhia hauv kev tshawb fawb prototypes [3, 7] xav tau kev kho kom zoo nkauj zoo nkauj rau kev siv tshuaj kho mob niaj hnub.

Cov khoom siv fiber ntau txwv txwv qee qhov kev siv. Rau siab -peak- lub zog pulsed lasers, fiber ntau puas thresholds txwv lub zog xa tuaj. Rau qhov tshwm sim wavelengths, fiber ntau kis tau tus mob yuav ntau tshaj qhov tau txais. Cov fibers tshwj xeeb xws li photonic bandgap tsim [8] hais txog qee qhov kev txwv tab sis ntawm tus nqi nce thiab qhov nyuaj.

5.2 Clinical Translation Barriers

Qhov sib txawv ntawm kev muaj peev xwm thev naus laus zis thiab kev siv tshuaj kho mob tseem muaj ntau. Novel systems yuav tsum ua kom pom tsis yog kev ua tau zoo xwb tab sis kev siv siv tau zoo hauv tes ntawm cov neeg siv khoom. Txoj kev kawm nkhaus rau cov thev naus laus zis tshiab, cuam tshuam rau kev ua haujlwm hauv chaw kho mob, thiab xav tau kev cob qhia txhua yam cuam tshuam rau kev saws me nyuam.

Economic teeb meem tseem ceeb sib npaug. Novel systems hais kom tus nqi hwm, tab sis kev them nyiaj rov qab tuaj yeem ua lag luam siv thev naus laus zis. Cov tsev kho mob ntsib cov kev txwv peev nyiaj txiag thiab yuav tsum ua qhov tseem ceeb rau kev nqis peev nrog cov txiaj ntsig zoo. Cov khoom siv pov tseg tsim cov nqi txuas ntxiv uas yuav tsum tau ua raws li cov txiaj ntsig kho mob.

Kev tswj hwm tsis paub meej, tshwj xeeb tshaj yog rau AI - tsav tsheb, tsim kev thaiv ntxiv. Kev faib tawm ntawm cov tshuab kev kawm algorithms uas hloov raws li cov ntaub ntawv tshiab, cov kev cai siv tau rau kev kawm tsis tu ncua, thiab kev lav phib xaub rau AI- pab txiav txim siab tseem tsis tau daws [7].

5.3 Cov Lus Qhia Txog Kev Tshawb Fawb Yav Tom Ntej

Ntau qhov kev tshawb fawb qhia tau cog lus rau kev nce qib hauv thaj chaw:

Tshiab nce xov xwm thiab wavelengthstxuas ntxiv nthuav cov cuab yeej kho mob. Thulium-doped fiber ntau lasers tau ua kom pom tus nqi ntawm qhov sib piv cov wavelengths mus rau qhov siab tshaj qhov nqus. Kev ua kom zoo ntxiv ntawm doping concentrations, fiber ntau designs, thiab twj tso kua mis configurations yuav yield efficiency nce thiab tshiab peev xwm.

Intelligent kaw-loop tswjcov tshuab uas kho cov teeb meem laser raws li qhov tiag - lub sij hawm cov ntaub so ntswg tawm tswv yim sawv cev rau ib qho laj thawj evolution. Ntau dua li tus neeg teb xov tooj- xaiv qhov chaw ruaj khov, lub tshuab yav tom ntej yuav cia li ua kom zoo dua lub wavelength, lub zog, zaus, thiab lub sijhawm mem tes raws li cov ntaub so ntswg, qhov deb, thiab cov nyhuv xav tau.

Miniaturization thiab kev koom ua keyuav pab tau cov ntawv thov tshiab. Cov fibers me me, hloov tau yooj yim tuaj yeem nkag mus rau yav dhau los qhov tsis tuaj yeem ncav cuag lub cev. Kev sib koom ua ke ntawm ntau lub zog-ablation, duab, kev hnov ​​​​-hauv ib lub fiber ntau tuaj yeem ua rau "saib-thiab- kho" muaj peev xwm los ntawm kev ua haujlwm endoscope uas twb muaj lawm.

Kev kho tus kheej laserRaws li tus kheej cov yam ntxwv ntawm cov ntaub so ntswg tuaj yeem txhim kho cov txiaj ntsig zoo. Ib yam li pharmacogenomics qhia kev xaiv cov tshuaj, cov ntaub so ntswg tus yam ntxwv los ntawm kev kho qhov muag biopsy yuav coj laser parameter xaiv rau ib tus neeg mob.

6. Cov lus xaus

Fiber laser modules tau hloov pauv qhov kev coj ua ntawm cov tshuaj niaj hnub no, ua rau muaj kev cuam tshuam uas tsis tuaj yeem xav txog ntau xyoo dhau los. Los ntawm cov zis mus rau lub hlwb, los ntawm daim tawv nqaij rejuvenation mus rau kev kho mob qog noj ntshav, cov cuab yeej muaj ntau yam no xa cov zog muaj zog nrog kev mob tsawg.

Kev hloov pauv los ntawm kev xa hluav taws xob yooj yim mus rau kev kuaj mob sib koom ua ke- kho mob platforms sawv cev rau kev hloov pauv. Niaj hnub nimno fiber ntau laser tshuab ua kom muaj peev xwm ua kom pom tseeb, kev paub txog kev ua haujlwm, thiab kev tswj xyuas ntse - hloov pauv los ntawm cov cuab yeej siv mus rau cov neeg koom tes hauv kev txiav txim siab phais - ua.

Thulium fiber ntau laser thev naus laus zis ua piv txwv qhov kev hloov pauv no. Hauv urology, TFL tau ua pov thawj pom tias muaj txiaj ntsig zoo tshaj plaws nyob rau lub sijhawm ntev - sawv cev kub, nrog lub pob zeb ntxov dua - tus nqi pub dawb, cov txheej txheem luv dua, thiab cov teeb meem tsawg dua [2]. Hauv kev phais mob neurosurgery, dual -wavelength platforms ua rau tib lub sijhawm ablation thiab hemostasis nrog OCT kev taw qhia [6]. Nyob rau hauv dermatology, fractional TFL systems hais txog ntau yam qhia los ntawm rejuvenation rau pigmentation teeb meem [9].

Lub convergence ntawm fiber laser tshuab nrog kev txawj ntse txawj ntse thiab multimodal imaging [3, 7] cov ntsiab lus rau lub neej yav tom ntej ntawm tiag tiag ntse phais tshuab. Cov platforms no yuav tsis tsuas yog ua raws li tus neeg siv cov lus txib tab sis yuav koom nrog hauv kev txheeb xyuas cov ntaub so ntswg, kev npaj kho mob, thiab kev txheeb xyuas qhov tshwm sim.

Rau kev lag luam khoom siv kho mob, kev hloov pauv sai ntawm fiber ntau laser tshuab nthuav qhia ob qho tib si hauv kev thiab cov nyom. Cov neeg tsim khoom yuav tsum taug kev nce ntxiv cov kev cai tswj hwm txoj cai thaum tsim kho tshiab ntawm qhov nrawm uas ua tau raws li kev thov kho mob. Kev hloov pauv thoob ntiaj teb ntawm kev tsim kho tshiab, ua piv txwv los ntawm Suav -tsim TFL cov tshuab ua kom tau txais kev lees paub thoob ntiaj teb [2], qhia txog yav tom ntej ntawm kev tshaj tawm thiab kev lag luam sib tw.

Raws li cov thev naus laus zis no txuas ntxiv mus rau kev paub tab, cov neeg tau txais txiaj ntsig zoo tshaj plaws yuav yog cov neeg mob- uas yuav tau txais kev nyab xeeb dua, ua tau zoo dua, kev kho mob tsawg dua rau cov xwm txheej xws li lub raum pob zeb mus rau cov qog hlwb. Lub laser fiber ntau, ib zaug xav paub hauv chav kuaj, tau dhau los ua cov cuab yeej tseem ceeb hauv kev tshawb nrhiav cov tshuaj precision.

Cov ntaub ntawv tiv tauj:

Yog tias koj muaj lus nug, thov hu rau peb. Txawm peb cov neeg muas zaub nyob qhov twg thiab peb cov kev xav tau yog dab tsi, peb yuav ua raws li peb lub hom phiaj los muab peb cov neeg siv khoom zoo, tus nqi qis, thiab kev pabcuam zoo tshaj plaws.