Nekuenderera mberi kwekuzivikanwa kwemidziyo yeultrasound, vashandi vekiriniki vanowedzera vanogona kushandisa ultrasound kuita basa rekuona.Pasi pekuona kweiyo ultrasound tekinoroji, iyo wave ye ultrasound puncture is wave after wave.Semuenzaniso, kwete chete iyo ultrasound yeGE, Philips, Siemens, Esaote, Chison, uye Sonoscape inonyanya kufarirwa, asi iwo matching puncture guide stents anozivikanwawo pamusika.Kambani yedu inopa parizvinopuncture guide stentsyemhando huru
Zvisinei, maererano nemamwe makiriniki ekushandiswa kwemakiriniki akaonekwa nemunyori, kufarirwa kwemidziyo ye ultrasound uye kufarirwa kwekuona kwe ultrasound hakugoni kuenzaniswa zvakananga.Tora ultrasound-inotungamirirwa puncture mumunda wevascular access semuenzaniso, vanhu vazhinji vachiri mumamiriro ekusaziva, izvo zvinogona kutungamirira nyore kune njodzi dzehutano.Nokuti kunyange zvazvo paiva neultrasound, zvakanga zvisingabviri kuona kwakaenda tsono yacho.Iyo chaiyo ultrasound-inotungamirwa puncture tekinoroji yekutanga inoda kuve nechokwadi chekuti nzvimbo yetsono kana tsono yetsono inogona kuoneka pasi peiyo ultrasound, pane kuita hutsinye fungidziro, uyezve "bofu puncture" pasi pekutungamirwa kweultrasound.Kazhinji, zvinosanganisira zvinotevera mamiriro:
Ultrasound-inotungamirwa puncture inowanzokamurwa kuita nzira mbiri: mu-ndege puncture uye kunze-kwe-ndege puncture.Maitiro ese ari maviri ekubaya ane maitiro anoshanda mumunda wevascular kuwana, uye zvakanakisa kuve nehunyanzvi mazviri.(Iyi ndima inotevera chidimbu kubva kuAmerican Society yeUltrasound Medicine's practice guideline on Ultrasound-guided vascular access surgery.)
Mundege (refu axis) Vs.Kunze-kwendege (short axis)
In-ndege/kunze-kwendege inomiririra hukama hwehukama netsono, tsono inofananidzwa nendege yekufungidzira ye ultrasound iri mundege, uye tsono iri perpendicular kune iyo ultrasound imaging ndege iri kunze-kwendege.
Mumamiriro ezvinhu akajairika, mu-ndege puncture inoratidza kureba axis kana longitudinal chikamu cheropa;kunze-kwe-ndege puncture inoratidza pfupi axis kana kuyambuka-chikamu cheropa retsinga
Naizvozvo, vascular access ultrasound defaults kuenda kunze-kwe-ndege/ pfupi-axis, uye mu-ndege/refu-axis anofanana.
Tsono inokwanisa kupinzwa kubva pamusoro pepakati pemudziyo weropa kunze kwendege, asi tsono yetsono inofanirwa kurondwa nekumisikidzwa nekutenderedza probe kudzivirira kudzika kudzika kwetsono.
Nzvimbo yetsono yetsono inogona kuonekwa statically mundege, asi zviri nyore "kutsvedza" ndege iyo tsono iripo kana / uye ndege yepakati pemudziyo weropa;mu-ndege puncture inonyanya kukodzera midziyo mikuru
In-ndege/kunze-kwendege yakasanganiswa nzira: kunze-kwendege/pfupi-axis scan kuti usimbise kuti tsono yepi-puncture inosvika pakati pemudziyo, tenderedza probe kuti in-ndege/refu-axis yekupinza tsono.
Iyo chaiyo-nguva chinzvimbo chepini yetsono kana kunyange muviri wese wetsono inogona kutariswa statically mundege, izvo zviri pachena kuti zvinobatsira kwazvo!Zvisinei, pasina tsigiro yezvivakwa zvekubatsira senge puncture racks, zvinotoda mazana ekudzidzira kuchengeta tsono mundege ye ultrasound imaging kuti igone hunyanzvi.Muzviitiko zvakawanda, nekuti kona yekubaya yakakurisa, tsono yekubaya iri pachena mundege yekufungidzira ye ultrasound, asi tsono yacho haisati yaonekwa.Sei izvi?
Makona ekupinza tsono yetsono mumufananidzo uri pazasi i17 ° uye 13 ° zvichiteerana.Kana kona iri 13 °, muviri wose wetsono yetsono yekubaya inonyatso kuratidzwa.Kana kona iri 17 °, muviri wetsono unogona kungoonekwa zvisina kujeka.Zvishoma, uye iyo yakakura kona yacho, iwe unowedzera kupofumadzwa.Saka nei kuchingove nemusiyano we4° angle, uye nei paine musiyano wakakura kudaro mukuita kwetsono yekubaya?
Izvi zvakare zvinofanirwa kutanga neiyo ultrasonic emission uye yekutarisa yekugamuchira.Kungofanana neaperture control mukutarisa kwemifananidzo, poindi yega yega pamufananidzo ndiyo yakasanganiswa yekutarisa mhedzisiro yechiedza chese chinopfuura nepaburi, uye imwe neimwe poindi pamufananidzo we ultrasonic ndeye Iyo yakasanganiswa inotarisisa mhedzisiro yeese ma ultrasound transducers mukati mekutumira uye. gamuchira maburi.Sezvinoratidzwa mumufananidzo uri pasi apa, mutsara wakatarwa nemutsara mutsvuku ndiyo schematic range ye ultrasonic transmission inotarisa, uye mutsara wegirini ndiyo schematic range (yekurudyi muganhu) yekugamuchira kutarisa.Nekuti tsono inopenya zvakakwana, fungidziro yekufungidzira ichaitika, uye mutsara muchena unoratidza yakajairika kutungamira kweiyo specular reflection.Tichifunga kuti emission focus range yakanyorwa nemutsetse mutsvuku yakaita se "mwenje" miviri mushure mekurova girazi pamusoro petsono, "mwenje" inoratidzwa yakaita semitsetse miviri yeorenji iri pamufananidzo.Sezvo "chiedza" kurutivi rworudyi rwemutsara wakasvibirira unopfuura huwandu hwekugamuchira aperture uye haigoni kugamuchirwa neprobe, "chiedza" chinogona kugamuchirwa chinoratidzwa munzvimbo yearangi mumufananidzo.Zvinogona kuonekwa kuti pa17 °, probe inogona kugamuchira zvishoma zvishoma zve ultrasonic echoes, saka chifananidzo chinoenderana chifananidzo chisina simba, uye pa13 °, echoes inogona kugamuchirwa inopfuura 17 °.Iyo nguva inowedzera zvakanyanya, saka iyo imaging zvakare yakajeka.Sezvo kona yepuncture inoderera, tsono inowedzera uye inowedzera "flat", uye yakawanda uye yakawanda inoratidzwa echoes kubva mumuviri wetsono inogona kugamuchirwa zvinobudirira, saka kuona tsono kunova nani uye nani.
Vamwe vanhu vanongwarira vachawanawo chiitiko chekuti kana kona iri pasi pehumwe kukosha (tsono haidi kuve "yakafuratira"), kukura kwemuviri wetsono kunochengetedza dhigirii rimwe chete rekujekesa.ko izvi?Nei huwandu hwekutamisa kutarisisa (mutsara mutsvuku) hwakakweverwa diki pane huwandu hwekugashira kutarisa (yegirinhi mutsara) mumufananidzo uri pamusoro?Izvi zvinodaro nekuti muiyo ultrasound imaging system, iyo emission tarisiro inogona kungotariswa pakadzika kumwe chete.Kunyangwe tichigona kugadzirisa hudzamu hwekutarisa kuburitsa kuti mufananidzo uri padyo nehupamhi hwekutarisisa kwedu kujeka, hatidi kuti nzvimbo inodarika kudzika kwekutarisa kuve isina kujeka..Izvi zvakasiyana chaizvo nekuda kwedu kutora shuga-mvura mapikicha evakadzi vakanaka.Iyo firimu yemvura yeshuga inoda kuti kumashure uye kumberi kwakaunzwa neaperture yakakura uye kudzika kudiki kwemunda zvese zvakasvibiswa.Nezve ultrasound imaging, isu tinovimba kuti mifananidzo iri muchikamu pamberi uye mushure mekudzika kwekutarisa kwakajeka zvakakwana, saka isu tinogona chete kushandisa diki emission aperture kuwana yakakura kudzika kwemunda, kuitira kuchengetedza kufanana kwemufananidzo.Kana iri yekugashira kutarisa, nekuti ikozvino ultrasonic imaging masisitimu akave akazara digitaalinen, iyo ultrasonic echoes yega yega transducer / array element inogona kuchengetwa, uye ipapo zvese zvakadzika zvekufungidzira zvinogona kugadziriswa zvine simba nedhijitari nzira.Kuramba uchitarisa, saka panguva ino, edza kuvhura aperture yekugamuchira zvakanyanya sezvinobvira, chero bedzi zvinhu zvakarongwa zvinogona kugamuchira echo chiratidzo zvichishandiswa, kuitira kuti uone kuti kutarisa kwakanaka uye kugadzirisa zviri nani kunogona kuwanikwa.Kudzokera kuchinyorwa izvozvi, kana kona yepuncture idiki kune imwe nhanho, mafungu e ultrasonic anoburitswa nediki aperture anogona kugamuchirwa nehombe yekugamuchira aperture mushure mekuratidzwa nemuviri wetsono, saka mhedzisiro yekuvandudzwa kwemuviri wetsono. zvichagara zvisingachinjiki..
Pamusoro peprobe iri pamusoro, chii chandinofanira kuita kana tsono yepuncture isingagoni kuonekwa mushure mokunge kona yepuncture mundege inopfuura 17 °?
Kana iyo sisitimu ichiitsigira, unogona kuedza iyo puncture tsono yekusimudzira basa panguva ino.Iyo inodaidzwa kuti puncture tsono yekuvandudza tekinoroji kazhinji ndeyekuisa furemu yekutarisa yekufungidzira iyo yakatsauka mune zvese kutapurirana uye kugamuchira mushure meyakajairwa furemu yetishu yaongororwa.Iyo yekumisikidza kutungamira ndiyo kutungamira kwemuviri wetsono, kuitira kuti kuratidzwa kwemuviri wetsono kudzoserwe Iyo wave inowira mukati meiyo aperture yekugamuchira yekutarisa zvakanyanya sezvinobvira, uye iyo yakasimba tsono yemuviri mufananidzo mumifananidzo yekutsauka inoburitswa uye inoratidzwa mushure mekusanganiswa neyakajairwa tishu mufananidzo.Zvichienderana nehukuru uye kuwanda kweiyo probe array element, deflection angle ye high-frequency linear array probe kazhinji haipfuure 30°, saka kona yekubaya inodarika 30°.Haisati yaenderera mberi kusvika padanho rino)
Tevere, ngatitarisei mamiriro ekunze kwendege puncture.Mushure mekunzwisisa musimboti weiyo iri pamusoro-mu-ndege puncture yekuvandudza tsono, zvichave nyore kwazvo kuongorora kunze-kwendege puncture yekuvandudza tsono.Kutsvaira kwe fan kunotenderera kunotaurwa mugwaro rekudzidzira inhanho yakakosha yekubuda kunze kwendege, iyo isingashande chete pakutsvaga nzvimbo yetsono, asiwo pakutsvaga mutumbi wetsono.Ingori kuti tsono yekubaya uye ultrasound imaging haisi mundege imwechete panguva ino.Chete kana tsono yekubaya iri perpendicular kundege yekufungidzira ndipo panogona kuitika mafungu e ultrasonic pane tsono yetsono inoratidzwa kumashure kune ultrasonic probe.Sezvo hukobvu hwekutungamira kweprobe kazhinji kuburikidza nekutarisa kwemuviri kweacoustic lens, maaperture eese ari maviri ekutumidzira nekugamuchira akafanana kune iyi nzira, uye saizi yeaperture hupamhi hwe transducer wafer.Upamhi hweiyo array probe inongova 3.5mm (iyo yekugamuchira aperture ye-mu-ndege imaging inowanzopfuura 15mm, iyo yakakura zvakanyanya kupfuura upamhi hwewafer).Naizvozvo, kana iyo inoratidzwa echo yetsono yekubaya kunze kwendege ndeyekudzokera kune probe, zvinongodiwa kuve nechokwadi kuti iyo puncture tsono uye Iyo angle pakati peiyo ndege yekufungidzira iri pedyo ne90 madhigirii.Saka unotonga sei kona yakatwasuka?Chinhu chinonyanya kunzwisisika ndeche "comet tail" refu ichikwevera kuseri kwenzvimbo yakasimba inopenya.Izvi zvinodaro nekuti kana masaisai e ultrasonic achiitika pane inobaya tsono yakatwasuka, mukuwedzera kune echoes yakanyatso kuratidzwa kumashure kune probe nepamusoro petsono, shoma shoma ye ultrasonic simba inopinda mutsono.Iwo akawanda maratidziro kumashure nekudzoka, uye iyo yakawanda fungidziro inoungira iyo inoratidzwa kune iyo nzira yekuferefeta zvakare, huya gare gare, saka yakareba "comet muswe" inoumbwa.Kamwe tsono yacho isiri perpendicular kune ndege yekufungidzira, mafungu eruzha anotaridzwa kumashure uye mberi anozoratidzwa mune mamwe maitiro uye haakwanise kudzokera kune probe, saka iyo "comet muswe" haigone kuoneka.Chiitiko chemuswe we comet chinogona kuonekwa kwete chete kunze-kwe-ndege puncture, asiwo mune-mu-ndege puncture.Kana tsono yekubaya ikada kufanana nepamusoro peprobe, mitsetse yemitsara yakachinjika inogona kuonekwa.Comet muswe".
Kuti tinyatso ratidza zvakajeka zviri mukati-ndege uye kunze kwendege "comet muswe", isu tinotora kuita kwekunze-kwendege uye mu-ndege scans nemastaples mumvura, uye mhedzisiro inoratidzwa mumufananidzo. pazasi.
Mufananidzo uri pazasi unoratidza kuita kwemufananidzo wemakona akasiyana kana mutumbi wetsono wabuda mundege uye fan inotenderera ichiongororwa.Kana iyo probe iri perpendicular kune yekubaya tsono, zvinoreva kuti iyo puncture tsono iri perpendicular kune Ultrasound imaging ndege, saka unogona kuona pachena "comet muswe" span.
Chengetedza probe perpendicular kune yekubaya tsono woifambisa pamwe nemuviri wetsono wakananga kumuromo wetsono.Kana "comet muswe" inonyangarika, zvinoreva kuti chikamu chekuongorora chiri padyo netsono yetsono, uye nzvimbo inopenya ichanyangarika mberi.Nzvimbo iyo nzvimbo inopenya isati yanyangarika ndipo pane tsono yetsono.Nzvimbo.Kana usina kugadzikana, ita diki-angle inotenderedza fan tsvaira padyo nenzvimbo iyi kuti usimbise zvakare.
Tikugashirei kuti tibatane nesu kune zvimwe zvigadzirwa zvehunyanzvi zvekurapa uye ruzivo
contact details
Joy yu
Amain Technology Co., Ltd.
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Nguva yekutumira: Aug-17-2022
