Uma usanda kucabangela ukuthenga i-aidivayisi laser picosecondemtholampilo wakho noma i-spa yezokwelapha, cishe ubonile ukuthi intengo iphakeme kakhulu kunaleyo yemishini evamile yokukhipha ama-tattoo. Amanani asukela kumakhulu ambalwa amadola okungena-amamodeli zeleveli kuya ngaphezulu kuka-$300,000 kumasistimu{4}okugcina aphezulu; amayunithi-emitholampilo avela ezinkampanini ezihamba phambili zamazwe ngamazwe angadlula kalula u-$100,000.
Isizathu esiyinhloko salokhu ukuthi abakhiqizi abagcini nje ngokuthengisa idivaysi yokukhishwa kwe-tattoo, kodwa kunalokho isisombululo esisebenzayo sokukhathazeka okuhlukahlukene kwesikhumba. Nakuba umshini ojwayelekile oshintshile we-Q{1}wokususa ama-tattoo empeleni wenza umsebenzi owodwa kuphela{2}}ukususa ama-tattoos-isistimu ye-picosecond ehlome ngokugcwele ingabhekana nemithi eminingi ehlukahlukene, okuhlanganisa ukukhishwa kwe-tattoo, ukulungisa umbala, ukuvuselela isikhumba, nokulungisa izibazi. Yingakho impendulo ethi "Ibiza malini idivayisi ye-picosecond?" iyinkimbinkimbi kakhulu kunempendulo ethi "Ubiza malini umshini wokukhipha i-laser tattoo?"
Kulokhu okuthunyelwe kwebhulogi, sizobheka{0}ngokujulile amanani entengo yemishini ye-picosecond laser nezici eziwuthonya, kanye nomehluko phakathi kwemisebenzi yawo ehlukahlukene{1}}njengokukhipha i-tattoo nokuvuselela isikhumba. Kungakhathaliseki ukuthi ungumnikazi womtholampilo omusha, udokotela wesikhumba onolwazi eliphezulu-, noma umsabalalisi ofuna ukwakha ukuqashelwa komkhiqizo emakethe yakho ohlosiwe ngobuchwepheshe be-picosecond, lesi sihloko sizohlinzeka ngemininingwane ebalulekile ukuze ikusize uqondise isinqumo sakho sokuthenga.
Iyini i-picosecond laser?
Imishini ye-laser ye-Picosecond iwubuchwepheshe-abaphezulu obuthathe izimakethe zobuhle bezokwelapha kanye nokususwa kwe-tattoo ngokushesha nje ekuthuthukisweni kwayo. Ngokungafani nama-laser angu-Q-ashintshiwe e-Nd:YAG, ama-lasecond lasers akhipha ama-ultra-amafushane ama-pulses athatha{4}}ingxenye eyodwa nje yesigidi sesekhondi (ububanzi be-picosecond). Ikakhulukazi basebenzisa i-photoacoustic effect (shattering) kunomphumela we-photothermal (ukushisa)-okuyinto evamile Q-ama-laser ashintshwayo athembele{8}}ukuze aphule izinhlayiya ze-pigment noma zikayinki. Lokhu kubangela ukukhiqizwa okuncane kokushisa, ngaleyo ndlela kunciphisa ingozi yemiphumela emibi efana ne-hyperpigmentation kanye nezibazi. Ngaphezu kwalokho, ngenxa yokuthi izinhlayiya ziphahlazeka zibe izingcezu ezinhle, ukwelashwa ngokuvamile kudinga izikhathi ezimbalwa, kunikeza izikhathi zokululama ngokushesha, futhi kubangela ukulimala okuncane okushisayo esikhumbeni esizungezile.
Iphuzu elibalulekile okufanele abathengi baliqaphele ukuthi i-"piosecond" isho isigaba sobuchwepheshe, hhayi uhlobo oluthile. Amasistimu atholakala emakethe-afana ne-Newangie, i-PicoSure, ne-PicoWay{2}}yizinkundla ezivela kubakhiqizi abahlukene abasebenzisa ubuchwepheshe be-piccosecond. Ayahluka ngamapharamitha afana nobude be-pulse, inhlanganisela ye-wavelength, namandla aphezulu; lo mehluko uyisizathu esiyinhloko sebanga lentengo elibanzi phakathi kwamadivayisi e-picosecond. Ngakho-ke, amadivayisi amabili womabili alebulwe ngokuthi "picosecond" angahluka ngentengo nge-factor of dozens. Lapho uthenga, umuntu akufanele abheke ilebula yobuchwepheshe kuphela kodwa kufanele ahlole ukucaciswa kobuchwepheshe nokucushwa okuthile.
Ucwaningo olulindelekile lokuqhathanisa olubandakanya iziguli zase-Asia-ezinemibala eminingi (iziguli ezingu-11, ama-tattoos aqeqeshiwe angu-37) lubonise ukuthi ama-laser angu-532/1064 nm picosecond athole ukucaciswa okungcono kakhulu kwama-tattoos amnyama, abomvu, naluhlaza uma kuqhathaniswa nama-nanosecond (Q{5}}ashintshiwe) ama-wavelengths afanayo; ngaphezu kwalokho, iqembu le-piccosecond libonise izehlakalo eziphansi zokusabela okubi kwe-pigmentary (isb,21.6%eqenjini le-piccosecond le-1064 nm liqhathaniswa27.0%okweqembu le-nanosecond elihambisanayo). Lokhu okutholakele kunikeza ukwesekwa okunamandla kwesisekelo sokuthi iphoyinti lentengo eliphakeme lama-lasecond lasers lihambisana nokusebenza okuphakeme komtholampilo.
Umthombo: Chan JC, et al.Ucwaningo Olulindelekile Oluqhathaniswayo lwe-532/1064 nm Picosecond kanye ne-Nanosecond Lasers ekwelapheni-AmaTattoos Anemibala Eningi e-Asian.
Ingakanani imishini yokususa i-tattoo laser ye-picosecond?
Ibanga lentengo lamadivayisi e-picosecond likhulu-lisukela cishe ku-$1,500 kumayunithi aphathekayo ayisisekelo ukuya ngaphezu kuka-$100,000 kumasistimu omtholampilo-ebanga lezokwelapha. Sizihlukanise ngezigaba ezine ezilandelayo ngokusekelwe ekusetshenzisweni okuhlosiwe kanye nezinga lobuchwephesha obuchwepheshile.
| Isigaba | Intengo ejwayelekile (USD) | Izinto Ezivamile Zefomu Lezinto | Izinhlelo zokusebenza ezifanele |
| Imishini ephathekayo yezomnotho | 50–1,500 | Amadivayisi esitayela esiphathwa ngesandla esincane-; -amayunithi edeskithophu abiza kancane | Ukusetshenziswa okulula kwezimonyo, ukuhlolwa kwekhaya{{0}okungelona{1}}ibanga lezokwelapha |
| Ileveli{0}}yokungena kanye nempahla yesaluni | 1,500–9,000 | Amadivayisi ajwayelekile ame mpo noma edeskithophu asebenzisa i-picosecond eyisisekelo noma ubuchwepheshe obushintshiwe be-hybrid Q- | Ama-spa amancane,-amasaluni okungezona ezokwelapha |
| Amasistimu omtholampilo ochwepheshe | 8,000–40,000 | Maphakathi-kuya{1}}okuphezulu-ekugcineni{2}}imishini yokuthengisa equkethe{3}}okuphumayo okuzinzile kwe-wavelength (isb, 1064nm, 532nm, 755nm) kanye namasistimu okupholisa aphezulu | Imitholampilo ekwazi ukuphatha{0}ivolumu ephezulu,{1}}ukususwa kwe-tattoo kwezikhathi eziningi |
| Izisetshenziswa zezokwelapha ezisezingeni eliphezulu- | 40,000–100,000+ | Izinkundla-eziphezulu, ze-FDA-ezisuliwe zezokwelapha (isb,-imikhiqizo ejwayelekile yemboni efana ne-Newangie, Cynosure, ne-PicoWay) | Imitholampilo yobungcweti be-dermatology, izikhungo ezinkulu zobuhle bezokwelapha |
Ibhajethi-amadivayisi aphathekayo anobungane (anenani elingu-50–1,500) ngokuvamile afaka amandla aphansi futhi awawona{4}ibanga lezokwelapha; ukusebenza kahle nokuphepha kwabo kushoda iziqinisekiso. Zifaneleka kangcono ukusetshenziswa kwezimonyo ezilula noma ukuhlolwa kwasekhaya kunokuba njengemishini yokwelapha esemthethweni emitholampilo.
Amadivayisi ezinga lokungena-leveli kanye nesalon{1}}yebanga (1,500–9,000) avame ukutholakala kuma-spa amancane noma-amasaluni angewona obuhle bezokwelapha. Bavame ukusebenzisa ubuchwepheshe obuyisisekelo be-picosecond noma i-hybrid "piosecond + Q-eshintshiwe", obuhlangabezana nezidingo eziyisisekelo kodwa bunikeza ukusebenza okulinganiselwe.
Amasistimu omtholampilo ochwepheshe (8,000–40,000) afaka -okuphumayo kwe-wavelength okuzinzile kanye nezinhlelo zokupholisa eziphakeme. Iyakwazi ukusekela ngokwethembekile izimiso-zokususwa kwama-tattoo izikhathi eziningi, imele ukukhetha okungokoqobo kwemitholampilo eminingi ezinikele ebhizinisini lokususa ama-tattoo.
Imishini yezokwelapha esezingeni eliphezulu-(40,000–100,{4}}) iyi-FDA-egunyaziwe,{6}}izinkundla ezijwayelekile{6}}zezimboni eziklanyelwe imitholampilo yesikhumba echwepheshile nezikhungo ezinkulu zezokwelapha; ngokuvamile zisekela izinhlobo eziningi zokwelapha, ezifana nokuvuselelwa kwesikhumba nokulungisa izibazi, ngaphezu kwalokhoukususwa kwe-tattoo.
Ngaphambi kokuthenga, sicela ucabangele le mibuzo emibili:
Ingabe ufuna idivayisi yesaluni ephathekayo noma{0}isistimu yomtholampilo yezinga lezokwelapha? Ingakanani ibhajethi yakho?
Izimpendulo zale mibuzo zizonquma ngokuqondile ukuthi iyiphi ingxenye yemikhiqizo okufanele uyihlole.
Amapharamitha Abalulekile Athonya Intengo Yamadivayisi E-Picosecond
Ngisho nangaphakathi kwesigaba esifanayo, izintengo zemishini yokususa i-tattoo laser ye-picosecond ziyehluka kakhulu. Abaqhubi bemitholampilo yobuhle bezokwelapha kufanele bacabangele izinto eziningi ngaphambi kokuthenga.
Ubude be-Pulse
Ubude besilinganiso sokushaya kwenhliziyo emifushane (isb., i-350ps ingaphezu kuka-450ps noma 750ps) kubangela umphumela onamandla we-photoacoustic kanye nokuhlukaniswa okucolisekileyo kwezinhlayiya zikayinki, okuholela emiphumeleni engcono yokususa i-tattoo. Kodwa-ke, lokhu kuhlanganisa nobunzima obukhulu bobunjiniyela kanye nezindleko eziphakeme.
Peak Power (GW)
Amandla aphezulu ahluka kakhulu kuwo wonke amabhrendi; amandla aphezulu ngokuvamile ahumusha ukusebenza kahle okukhulu ekuhlakazeni umbala ojulile, onenkani ngeseshini eyodwa, okunyusa intengo.
Ukubalwa kwe-Wavelength kanye nenhlanganisela
Ukucushwa kwe-1064nm + 532nm kuwukusethwa okumbaxambili{2}}okujwayelekile kwe-wavelength, okumboza oyinki abamnyama, ababomvu, nabolintshi. Ukwelapha imibala enenkani njengoluhlaza okwesibhakabhaka nokuluhlaza, noma ukunwebela kuzinkomba zokuvuselela isikhumba, ngokuvamile kudinga ubude begagasi obungeziwe obufana no-585nm, 650nm, noma ngisho nokusethwa kwelensi yefractional engu-755nm. Uma idivayisi ifakwe amaza engeziwe, izindleko ziphezulu.
Ucezu Lwesandla kanye Nokucushwa Kwelensi
Ngale kwesandla esijwayelekile sokususa i-tattoo, izinsiza zokuvuselela isikhumba ngokuvamile zidinga ilensi eyingxenye, kuyilapho ukwelapha isibazi noma izimbotshana kudinga ucezu lwesandla oluyingxenye. Ukuqonda okuphelele kokucushwa kocezu lwesandla kunquma ngokuqondile ububanzi bezokwelapha idivayisi engayenza, eboniswa endaweni yenani eliphezulu.
Isithunzi somkhiqizo kanye nedatha yomtholampilo
Amabhrendi ahamba phambili (afana ne-Cynosure, i-Newangie, ne-PicoWay) abiza iprimiyamu yentengo ebalulekile ngenxa yokuqinisekiswa okwengeziwe komtholampilo{0}}kwesikhathi eside kanye nebanga elibanzi le-FDA/CE-izinkomba ezisuliwe (ezimboza umbala, izibazi, imibimbi, njll.); lesi simo sibabeka esigabeni "-sezisetshenziswa zezokwelapha ezisezingeni eliphezulu".
I-Beam Delivery System kanye ne-Beam Uniformity
Izici ezifana nezikhali zokulethwa ezishiwo kwamanye amazwe kanye namaphrofayili "esigqoko{0}}esigqoko esiphezulu" awahambisani nezinkomba ezithile kodwa athinta ngokuqondile ukungaguquguquki kokwelashwa kanye{1}}nokuhlangenwe nakho komsebenzisi kwesikhathi eside, okusebenza njengezahlukanisi eziyinhloko phakathi kwamadivayisi{2}ebanga kanye neleveli yokungena{3}}.
I-Newangie Professional Picosecond Laser Tattoo Removal Equipment Iyathengiswa
I-Newangie izinikele ku-R&D kanye nokuthekelisa kwamadivayisi okususwa kwe-tattoo laser e-piccosecond aletha ukusebenza okukhethekile nemiphumela yokwelapha ebalulekile kumakhasimende.
Xhumana nathi ukuze uthole imininingwane
✔ Ukuze uthole-imiphumela yokuhlanzeka okuphezulu kuyo yonke i-spectrum yombala ogcwele kanye -nokusebenza kwamathrekhi okukabili (ukususwa kwe-tattoo + ukuvuselela isikhumba)→ I-PicoSmart Pico ne-Nano Pico Laser Machine
Ifaka phakathi-ubuchwepheshe bemodi ekabili{0}}ekhethekile (350ps picosecond + 2ns nanosecond) kanye ne-755nm Honeycomb Lens eklanyelwe ukukhomba umbala oluhlaza okwesibhakabhaka onenkani{4}}oluhlaza kuyilapho isekela ukuvuselelwa kwesikhumba. Le sistimu eyodwa ihlanganisa izindlela ezimbili zemali engenayo-ukususwa kwama-tattoo kanye nokufakwa kabusha kwesikhumba{7}}okuyenza ibe ilungele imitholampilo esunguliwe eqondise{8}}izimakethe eziphezulu kanye nezisekelo zamakhasimende ahlukahlukene.
✔ Okwenkundla eyodwa,{0}}ephezulu yokusebenza emboza ukususwa kwe-tattoo, ukwelashwa kombala, nokukhishwa kabusha kwesikhumba→ 350Ps TRUEPICO Laser Ukususa Umdwebo Umshini
Ihlanganisa ama-ultra-amafushane ama-350ps pulses namandla aphezulu angu-1.43GW kanye -nombala ogcwele we-spectrum coverage ngamaza amaza akabili (ngamamojula angakhethwa angu-585/650nm). Iyakwazi kokubili ukwelashwa kombala nokuvuselela ukuthungwa kwesikhumba, ilungele imitholampilo nezindawo zezokwelapha ezifuna ukuhlangabezana{7}}nezidingo eziningi zeminyango ngedivayisi eyodwa.
✔ Ngebhajethi-imikhuba eqaphelayo ehlose ukungena ngokushesha emakethe ye-picosecond→ Umshini Wokususa Umdwebo We-Pico Laser
Ifaka phakathi-ukulungiswa kwe-wavelength 450ps okubili, okunikeza amaseshini amaminithi angu-15–30 kanye nesikhathi esincane sokuphumula. Ihlanganisa imisebenzi ebalulekile njengokususwa kwama-tattoo, ukwelashwa kombala, ukuvuselela isikhumba, kanye nokunakekela{5}}ukushwabana. Inketho ekahle yemitholampilo kanye nezindawo zokungcebeleka zezokwelapha ezinebhajethi elinganiselwe efuna ukungena okuthembekile{7}}kweplathifomu yeleveli ye-picosecond ukuze baqalise amasevisi abo ngokushesha.
Womathathu amamodeli asekela ukwenziwa ngokwezifiso kwe-OEM/ODM; sicela ukhululeke ukucela ikhotheshini kanye nekhathalogi yomkhiqizo.
Ukususwa Kwe-tattoo vs. Ukuvuselela Isikhumba: Ukukhetha Idivayisi Elungile Ye-Picosecond
Lokhu kugqamisa umehluko oyinhloko phakathi kwamadivayisi e-picosecond nokujwayelekileimishini yokukhipha tattoo: ukugxila okuyinhloko kwebhizinisi lakho kuzosho isigaba senani lezinto zokusebenza okufanele uzikhethe.
Ukususwa kweTattoo
Intengo yeseshini eyodwa ngokuvamile isuka ku-$300 iye ku-$800, kuye ngosayizi we-tattoo, inombolo yemibala, nokujula kukayinki.
Izici ezibalulekile ezinquma inani lamaseshini:
umbala we-inki (omnyama kulula ukuwususa; okuluhlaza okwesibhakabhaka nokuluhlaza yikona okunenkani), indawo engaphezulu ye-tattoo, nokujula kukayinki.
Izidingo zemishini ebalulekile:
Amandla aphezulu anele kanye-nokufakwa kwe-wavelength{1}}okujwayelekile okujwayelekile kwamasistimu omtholampilo ochwepheshe.
Ukuvuselela Isikhumba / Ukususwa Kombala
Intengo yeseshini eyodwa ngokuvamile isukela ku-$400 iye ku-$1,200; Ukwelashwa kokuvuselela kabusha kuvame ukuthengiswa njengendlela yokwelapha (isb, iphakheji lamaseshini angu-4-6).
Izici ezibalulekile ezinquma intengo:
uhlobo oluthile lokwelapha{0}}imibala (ama-freckles, melasma), ukuqinisa isikhumba kanye-nokuvimbela ukuguga, noma ukulungisa izibazi{2}}ngakunye kuhilela isakhiwo samanani esihlukile.
Izidingo zemishini ebalulekile:
Kufanele uqinisekise ukuthi idivayisi ihlanganisa iziqeshana zesandla ezikhethekile ezivuselelwe kabusha, njengesiqephu sesandla sefractional (lens array)-isici ongasikhetha ngokuvamile esingekho emshinini wokungena{1}}wezinga le-picosecond.
Uma isikhumba rejuvenation nomaukususwa kwe-pigmentationkuwumthombo obalulekile wemali engenayo webhizinisi lakho (kunokuba nje ungeze{0}}ezinsizeni zokususa ama-tattoo), kufanele udinge ngokuqondile lokhu kulungiselelwa kweziqeshana zesandla phakathi nokuthenga. Lokhu kuzonyusa isabelomali sakho nakanjani sifike ezingeni "lezinhlelo zezokwelapha ezichwepheshile" noma "imishini yezokwelapha{2}}esezingeni eliphezulu." Ngokuphambene, uma ugxile kuphela ekukhipheni i-tattoo, uhlelo lokungena-lezinga noma lochwepheshe olunokulungiswa okuyisisekelo okubili-kwe-wavelength kuyokwanela.
Ucwaningo lomtholampilo lokukhishwa kwe-tattoo kusetshenziswa i-picosecond Q-switched (1064/532 nm) laser, olubandakanya iziguli ezingama-34, lubonise isilinganiso samaseshini wokwelapha angu-3.3 ± 2.0,41.2%iziguli ezithola imvume engu-80-100%; ekulandeleni kwezinyanga ezingu-6-, isilinganiso sokwaneliseka kwesiguli mayelana nemiphumela yokwelashwa sasingu-7.26 ± 1.40. Le datha isebenza njengesithenjwa esithembekile sokuchaza "isilinganiso senani lezikhathi nemiphumela elindelekile" kumakhasimende.
Umthombo: Bennardo L, et al.I-Picosecond Q-Ishintshe i-Laser engu-1064/532 nm ku-Tattoo Ukususwa: Umuzwa Wesikhungo Sethu Esizodwa. Uhlelo lokusebenza. Isayensi. 2021, 11(20), 9712.
Ucwaningo oluhilela abantu abangu-22 abathola ukuvuselelwa kwesikhumba okuyingxenye engu-1064 nm picosecond lubonise ukuthi, ngezikhathi zokwelashwa ezintathu kuphela (ezihlukaniswe ngamaviki amathathu), imiphumela yokuthuthukiswa kobuhle (ngokusekelwe esikalini se-GAIS esingu-10-sephoyinti le-GAIS) lemibimbi nezibazi ze-acne zenyuka kancane kancane zisuka ku-1.8 zaya emavikini amathathu emva kokwelashwa;5. iqembu elincane lezinduna lithole amaphuzu angu-3.8. Ukusabela okungekuhle ngokuyinhloko kwakuyi-erythema ethambile kanye ne-pruritus, okuvamise ukuxazululeka ngokuzenzekelayo ngaphakathi.1-3 izinsuku, futhi azikho izinkinga ezingathi sína ezabonwa. Lokhu okutholakele kubonisa ukuthi ukuvuselelwa kwesikhumba se-piccosecond kuveza ukuthuthukiswa kobuhle obulinganisekayo ngenani elilinganiselwe lamaseshini futhi kubonisa iphrofayela evumayo yokuphepha.
Umthombo:Ukusebenza Nokuphepha Kokwelashwa Nge-Fractional 1,064-nm Picosecond Laser Yemibimbi Ebusweni Nezibazi Zezinduna.
FAQ
Q: Abiza kakhulu kangakanani amadivayisi e-picosecond laser uma kuqhathaniswa nama-laser ashintshiwe we-Q-? Ingabe ukutshalwa kwezimali kuwufanele?
A: Amadivayisi e-Picosecond ngokuvamile abiza izikhathi ezimbalwa ngaphezu kuka-Q{0}}amadivayisi ashintshiwe ekilasi elifanayo; iprimiyamu yentengo isukela ezikhathini zabo ezifushane zokushaya kwenhliziyo, amandla aphezulu aphezulu, kanye nohlu olubanzi lwezimo ezilaphekayo. Ukuthi ziyazisiza yini izindleko kuncike ekutheni uhlela ukunikeza izinsiza ezingale kokususwa kwe-tattoo-njengokuvuselela isikhumba noma ukwelashwa kwezibazi. Uma uhlose ukugxila kuphela ekukhipheni i-tattoo,{4}umshini oshintshwayo{4}olungiswe kahle-ungase unikeze inani elingcono lemali.
Umbuzo: Ingabe idivayisi efanayo ye-piccosecond ingasetshenziselwa kokubili ukukhishwa kwe-tattoo nokuvuselela isikhumba? Ingabe izinsiza ezengeziwe ziyadingeka?
IMP: Ngokomqondo, yebo, kodwa lokhu ngokuvamile kudinga iziqeshana zezandla ezithile-ezifana nelensi eyingxenye (noma "yekhekheba lezinyosi") ukuze isikhumba sivuseleleke. Qiniseka ukuthi uyaqinisekisa ukuthi isilinganiso sokuqala sihlanganisa lezi zinsiza; ngaphandle kwalokho, ukuzithenga ngokwehlukana kamuva kungase kubize.
Q: Kukangaki ama-handpieces e-piccosecond adinga ukushintshwa, futhi ingakanani izindleko?
IMP: Lokhu kuncike ohlotsheni oluthile locezu lwesandla, njengoba ukubalwa kokudubula okulinganiselwe kwehluka kakhulu phakathi kwemikhiqizo. Ngaphambi kokuthenga, cacisa ubude bempilo kanye nezindleko zokushintsha ucezu lwesandla ngalunye nomphakeli ukuze ugweme ukubanjwa ungalindele "izindleko ezifihliwe" ngokuhamba kwesikhathi.
Q: Yikuphi okuyala ukuba kukhokhelwe imali ephakeme ngeseshini ngayinye: ukuvuselelwa kwesikhumba kwe-piccosecond noma ukususwa kwe-tattoo?
IMP: Ngokuvamile, inani leseshini ngayinye yokuvuselela isikhumba noma ukwelashwa kombala (cishe u-$400–$1,200) liphezulu kunalelo lokukhishwa kwe-tattoo (cishe u-$300–$800), nakuba isilinganiso esiqondile sincike enqubweni ethile kanye nosayizi wendawo yokwelapha.
