What is modified blalock-taussig shunt explain, Biology

Assignment Help:

What is Modified Blalock-Taussig Shunt explain?

This is usually done by interpositioning a PTFE (Goretex) graft of 3.5 or 4 mm in a neonate. It is better done by a left lateral thoracotoiny. Left pulmonary artery is dissected and looped proximal to the origin of its branches. Left subclavian artery is also dissected and looped. After clamping and opening the subclavian arteiy, end to side anastomosis of the Goretex graft is done using 7-0 or 6-0 prolene. Then pulmonary artery is clamped and

2274_Classic Blalock-Tanssig (BT) Shunt.png

Figure : Classic Blalock-Tanssig (BT) Shunt

opened superiorly. Anastomosis between graft and pulmonary artery is done with 7-0 prolene. On removing the clamp there should be continuous a thrill on the pulmonary artery.

2094_Modified B-T shunt.png


Figure: Modified B-T shunt

Shunts through Median Sternotomy.

After median sternotomy pericardium is opened. Right innominate-subclavian junction is chosen for distal anastomosis of the interposition Goretex graft. Distally it is anastomosed to right pulmonary artery as it courses between and behind aorta and superior vena cava.


Related Discussions:- What is modified blalock-taussig shunt explain

Explain the active transport process, Which of the following is an active t...

Which of the following is an active transport process? A. Net flux of sodium across the plasma membrane via voltage-gated sodium channels. B. Net flux of glucose across the

Explain the techniques of cardian examination, Explain the Techniques of ca...

Explain the Techniques of cardian examination? Examiner should use the fingertips or the part just proximal to them for palpation. The chest should be completely exposed and el

Determine about the accommodation of eye, Determine about the Accommodation...

Determine about the Accommodation of eye Accommodation is the ability of the overall refracting power of the eye to change to clearly view objects at different distances. This

Define isotope dilution method, Define Isotope Dilution Method? The mea...

Define Isotope Dilution Method? The measurement of total body water (TBW) is based on the principle of hydrometry. You must be aware that water is the most abundant substance i

Main factors that affect the growth of a population, Q. What are the main f...

Q. What are the main factors that affect the growth of a population? The major factors that make populations grow are births and immigration. The major factors that make popula

Fensom and spanner electroosmotic flow hypothesis, Fensom and Spanner Elect...

Fensom and Spanner Electroosmotic Flow Hypothesis In electroosmosis the ions flow across a membrane in response to electrical gradient. Ions pull along water and other content

Explain micronutrient deficiencies during kwashiorkor, Explain Micronutrien...

Explain Micronutrient deficiencies during kwashiorkor? Almost all the children manifest anaemia (due to iron deficiency) of some degree. Eye signs of vitamin A' deficiency are

Adult circulation and the human fetal circulation, Q. Concerning the mixtur...

Q. Concerning the mixture of arterial with venous blood what is the difference between the adult circulation and the human fetal circulation? In the human fetal circulation the

Explain an adaptation to terrestrial life, Why can the allantois be conside...

Why can the allantois be considered an adaptation to terrestrial life? The allantois is an adaptation to dry land because in embryos of oviparous terrestrial beings, like repti

Procedure - separation of amino acid by paper chromatography, Explain Proce...

Explain Procedure for Separation of Amino Acids by Paper Chromatography? Now carry out the procedure following the steps given herewith: 1. Take a circular Whatman No 1 filt

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd