Rarrabe na likita duban dan tayi bincike

Binciken Ultrasonic (binciken ultrasonic) muhimmin sashi ne mai mahimmanci na kayan aikin bincike na ultrasonic.Ba zai iya canza siginar lantarki kawai zuwa siginar duban dan tayi ba, har ma ya canza siginar duban dan tayi zuwa siginar lantarki, wato yana da ayyuka biyu na watsa duban dan tayi da liyafar.

Rarrabe na likita duban dan tayi bincike

Tsarin da nau'in bincike na duban dan tayi, da kuma yanayin yanayin yanayin bugun jini na waje, aiki da yanayin mayar da hankali, suna da dangantaka mai kyau tare da siffar katako na duban dan tayi, kuma yana da dangantaka mai kyau tare da wasan kwaikwayon. aiki, da ingancin na'urar bincike na duban dan tayi.Kayan abu mai canzawa yana da ɗan dangantaka da siffar katako na duban dan tayi;duk da haka, ingancin piezoelectric, matsin sauti, ƙarfin sauti da ingancin hoto na watsi da liyafarsa sun fi alaƙa.

Pulse echo bincike:

Bincika guda ɗaya: Yawancin lokaci yana zaɓar yumburan piezoelectric ƙasa cikin faifan bakin ciki lebur azaman mai juyawa.Duban dan tayi maida hankali yawanci rungumi dabi'u biyu hanyoyi: bakin ciki harsashi mai siffar zobe ko tasa-dimbin yawa transducer aiki mayar da hankali da lebur bakin ciki faifai sauti-Dating ruwan tabarau mayar da hankali.Yawanci ana amfani da shi a nau'in A, nau'in M-nau'i, injin fan scan da bugun jini Doppler ultrasonic kayan bincike.

Binciken injina: Adadin kwakwalwan kwamfuta da aka latsawa da yanayin motsi za a iya kasu kashi biyu: na'ura mai jujjuyawar juzu'i da na'ura mai jujjuyawa mai jujjuyawar binciken bincike.Dangane da sifofin binciken jirgin sama, ana iya raba shi zuwa sikanin yanki, sikanin radial na panoramic da binciken binciken layin jirgin sama na rectangular.

Binciken Lantarki: Yana ɗaukar tsarin abubuwa da yawa kuma yana amfani da ƙa'idar na'urar lantarki don yin sikanin sautin katako.Bisa ga tsari da ƙa'idar aiki, ana iya raba shi zuwa jeri na layi, tsararru mai ma'ana da bincike na tsararrun lokaci.

Binciken intraoperative: Ana amfani da shi don nuna tsarin ciki da matsayi na kayan aikin tiyata yayin aiki.Babban bincike ne mai tsayi tare da mitar kusan 7MHz.Yana da halaye na ƙananan girman da babban ƙuduri.Yana da nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan injina, nau'in array mai ɗaukar hoto da nau'in sarrafa waya.

Binciken Huɗa: Yana wucewa ta cikin rami mai dacewa, guje wa iskar huhu, iskar gastrointestinal da nama na kasusuwa don kusanci da zurfin nama don a bincika, inganta ganowa da ƙuduri.A halin yanzu akwai transrectal bincike.

Binciken transurethral, ​​bincike na transvaginal, binciken transesophageal, binciken gastroscopic da binciken laparoscopic.Waɗannan na'urori ne na inji, mai sarrafa waya ko nau'in tsararru mai ma'ana;suna da kusurwoyi daban-daban masu siffar fan;nau'in jirgin sama guda daya da nau'in jirgin sama da yawa.Mitar tana da girma, gabaɗaya kusan 6MHz.A cikin 'yan shekarun nan, an ƙirƙiri gwaje-gwajen transvascular tare da diamita ƙasa da 2mm da mitar sama da 30MHz.

Binciken Intracavitary: Yana wucewa ta cikin rami mai dacewa, guje wa iskar huhu, iskar gastrointestinal da nama na kasusuwa don kusanci da kyallen takarda mai zurfi don bincika, inganta ganowa da ƙuduri.A halin yanzu, akwai na'urorin bincike na transrectal, transurethral probes, transvaginal probes, transesophageal probes, gastroscopic probes da laparoscopic probes.Waɗannan na'urori ne na inji, mai sarrafa waya ko nau'in tsararru mai ma'ana;suna da kusurwoyi daban-daban masu siffar fan;nau'in jirgin sama guda daya da nau'in jirgin sama da yawa.Mitar tana da girma, gabaɗaya a kusa da 6MHz.A cikin 'yan shekarun nan, an ƙirƙiri gwaje-gwajen transvascular tare da diamita ƙasa da 2mm da mitar sama da 30MHz.

Doppler bincike

Yafi amfani da tasirin Doppler don auna sigogi na jini, da kuma gano cututtukan cututtukan zuciya, kuma ana iya amfani dashi don saka idanu na tayin.An raba galibi zuwa nau'ikan iri uku masu zuwa:

1. Binciken Doppler na ci gaba: Yawancin masu watsawa da guntuwar mai karɓa sun rabu.Domin ci gaba da binciken Doppler igiyar ruwa ya sami babban hankali, gabaɗaya ba a ƙara toshewar sha.Dangane da amfani daban-daban, hanyar rarraba guntu mai watsawa da guntu mai karɓa na ci gaba da binciken Doppler raƙuman ruwa shima ya bambanta.

2. Pulse wave Doppler bincike: Tsarin gabaɗaya iri ɗaya ne da binciken bugun bugun jini, ta amfani da wafer mai matsa lamba ɗaya, tare da madaidaicin Layer da toshewar sha.

3. Bincika mai siffar plum: Tsarinsa yana tsakiya ne da guntu mai watsawa guda ɗaya, da guntu guda shida masu karɓa a kusa da shi, an shirya su cikin siffar furen plum, ana amfani da su don duba tayin da samun bugun zuciyar tayin.