CaafimaadkaDaawo

Sonography. Waa maxay iyo waxa sal u ah habka cilmi-baarista

Marka dhakhtar loola jeedaa qofka bukaanka ah si ultrasound ah, su'aalo badan oo badanaa kuma kici. Laakiin haddii magacaabista loo isticmaalaa erayga dahsoon "ultrasound", su'aalaha shubtay sida digir. Sidaas daraaddeed, waxaa lagama maarmaan ah in la fahmo, sonography - maxay tahay? Iyo xaaladaha qaarkood, bukaanka waxaa la siiyaa shaqo la mid ah.

Association

Ururada bukaanka marka hore lala xiriirinayay in ay seexdaan, laakiin ultrasound waxba u qaban la. Ultrasound iyo sonography - magacyo kala duwan ee habka la mid ah. Waayo, cilmi baaris la mid ah waxaa mararka qaarkood loo isticmaalo magaca sonography. Iyada oo ku saleysan this, aynu sawiri kartaa gabagabo fudud: ultrasound, ultrasound, ultrasound - waa maxay? ultrasound Tani waxay soo saartaa qiimeyn argument morphological iyo functional ah xubnaha iyo unugyada aadanaha.

On waxa habka

Ultrasound hab ku salaysan sifooyinka of hirarka ultrasonic jidhka seegay. In kasta oo nool meydadka isagoo ka kooban yahay unugyo ka mid ah mugga iyo iska caabin ah oo kala duwan. Iyadoo ultrasound this ka muuqataa, refracted, kala firdhiyey ama nuugo. Sidaas darteed, qalabka image aqbaliddoodii dhacdaa. Taasi run ahaantii waa wax lagu qoro ah calaamadaha echo ultrasound ka alaabta ka muuqataa.

hay'adaha caafimaadka ee ultrasound (sonography) isticmaalaa inta jeer ee ah 1.5 ilaa 29 MHz. garoonka ugu badnaan in la arki karo by dhegta aadanaha, 20 Khz. image keentay - ma ahan oo keliya dusha ka mid ah qaybta xubin ama lafta gudaha sida x-rays, iyo khariidaynta ee qaab-dhismeedka gudaha.

Sharaxaad kooban oo ku saabsan mishiinka ultrasound

Si aad u baadhid la isticmaalayo mashiinka ultrasound caafimaad. Sonography - waa maxay? Haddii qalabka oo dhan waa isku mid? Maxay yihiin waxyaabaha ay ka kooban yihiin? Waxa ugu fiican ee hay'adaha qalabka ultrasound u kastaan physics. Waxay fahmaan waxa saamaynta piezoelectric, yaqaanna ee dhererka, gariirka iyo mawjadaha. bukaanka caadiga ah oo ku filan in la ogaado in qalabka ka kooban oo ka mid ah arrimaha soo socda:

  • matoor ee hirarka ultrasonic, i.e. garaaca wadnaha matoor saaro oo isku mar helo calaamadaha ka muuqataa,
  • ultrasonic shidma-transdyusora, kuwaasoo tiro badan oo ah transducers pezokristallicheskih in shidma waxaa gelis diiradda kuu ogolaanaya in aad in ay diiradda saaraan si qoto dheer la rabay.

Noocyada transdyusorov (shidma)

Qeybtu waxay bilowga ah lagu sameeyo qalabka farsamo iyo elektarooniga ah. Dhowr shidma si farsamaysan loo sameeyaa by dhaqdhaqaaqa element ku nuuri (wareeg ama ruxid). khasaare ugu weyn - sawiro xal u hooseeya, gariirka iyo shaqada buuq badan. sonography ultrasound Modern ka tanaasulaan model ah dhacsan, oo doorbiday in ay isticmaalaan version elektarooniga.

dareemayaal Electronic yihiin qalab dheeraad ah oo casri ah. images Scan soo saaray elegtaroonig. Sawirka waxa uu u sii cad oo dhammeystiran. Sawaxanka iyo gariirka marka ka hawlgala maqan qalabka.

iskaanka Xiinka u qaybsan yahay nooca toosan, convex iyo waaxda a. Iyadoo la raacayo, ee codsatay 3 nooc oo dareemayaal:

  1. Toosan. Waxa uu isticmaalaa noqnoqoshada ah 5-15 MHz. Saarka zone image baaritaan la images xalinta sare, qiimaha xubin u dhiganta width ee shidma, laakiin iskaanka qoto dheer aan ka badnayn 11 cm ee. Way adag tahay in ay bixiyaan shidma a xiriir uniform balaadhan oo si aad u hesho image ah oo tayo sare leh. Loo isticmaalaa in lagu iskaan thyroid, naaska, goysyada dhexdhexaad iyo muruqa nudaha.
  2. Convex. 1,9-7,5 inta jeer MHz. Dhowr dusha sare dherer ka yar shidma khadka. Hubisaa xiriir direyska dhagan maqaarka. Siinaysaa sawir cidhiidhi ah, xoogaa ku margado ee size, laakiin si qoto dheer baaris ilaa 25 cm. Waxa loo isticmaalaa baaritaanka ee saabka caloosha iyo retroperitoneal, nidaamka Fistula, goysyada weyn (hip, tusaale ahaan).
  3. Sector. Waxa uu isticmaalaa inta jeer ah 1.5-5 MHz. Image weyn dhabta ah. Waxay ku siinaysaa awood u leh inay iskaan at qoto dheer weyn. Inta badan loo isticmaalo echocardiography.

Noocyada kala duwan ee dareemayaal loo isticmaalaa in lagu baaro caloosha xubnaha, wadnaha, thyroid, naaska, dhabarta iyo kala goysyada. Intaa waxaa dheer, waxaa jira microsensors for endoscopy iyo biopsy cirbadaha.

Baaritaanka haweenka uurka leh

ikhtiyaarka ugu fiican baaritaan buuxa ee dumarka uurka leh waxaa loo arkaa inay sonography computer ah. qalab noocan oo kale ah oo u ogolaanaya tixgelinta ugu taxadir xubnaha gobolka dhiciska ah, tan iyo markii size chetyrehsantimetrovogo. Baadhitaanku waa mid amaan ah. Waxay kaa caawinaysaa in la toddobaadkii afraad ee uurka dhagaysan wadnaha ah, si ay u aqoonsadaan iyo ciribtirayo khatarta of dhicin, gestational caddeeyo, garto dib u dhac koritaanka iyo weecsanaanta kale.

Patency oo ka mid ah dhuumaha ugxanta

Baahida loo qabo in la qiimeeyo patency oo ka mid ah dhuumaha ugxanta ku dhacaa haweenka, kuwaas oo aan uuraysan karaa muddo dheer. Sonography oo ka mid ah dhuumaha ugxanta - hab ka mid ah qiimaynta sababaha taas ukunta ma buuxin karaan shahwada.

First, dhakhtarku baarayaa gobolka saabka minka, hubi in naagtu aanay uurka leh iyo kuwa aan lahayn adhesions, polyps iyo goobaha. Dheeraad ah, kanaalka afka ilmo-galeenka waxaa maamula biyaha cusbada iyo qiimayn la isticmaalayo dhuumaha ugxanta sonography. Haddii tuubooyinka waa mari karo, dareeraha ah la miiro ka labada dhinac ee xubnaha ka caloosha. Haddii dareeraha ma aha saaray, oo qabanaysa qeybta a of tube ugxanta iyo ilmo-galeenka, waa biibiile aan la mari karin. Ultrasound si sax ah go'aan ka gaari kara meesha uu block ah.

Haddii bukaanka fahamsan macnaha erayga "ultrasound" ka, waxa uu yahay iyo sababta uu dhakhtarkaagu kuu qoray baaritaanka, waxa aanu dareemin cabsi, diyaar u ah inay buuxiyaan shuruudaha lagama maarmaanka ah ee dhakhtar oo si fiican loola jeedaa nidaam. Laga soo bilaabo tan waxay ku xiran tahay waxyaalo badan. Sida inta badan, halkii baadhista iyo daawaynta bukaanka cabsi ugu noqon inuu Bahdan iyo "dhakhaatiirti", waqti qaali ah laga badiyay.

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