Aortic allograft -biological valves, Biology

Assignment Help:

Aortic Allograft (Homograft) :  In the earlier years fresh antibiotic preserved aortic allografts were tried. As the shelf life is limited, availability of all sizes at all times could not be guaranteed. At present cryopseservation is preferred. The valve is harvested under sterile conditions and is frozen using liquid nitrogen tissue culture medium containing 10 per cent dimethyl sulploxide (DMSO). It is stored a1 -180°C. They are durable and free from structural deterioration in 80 per cent of the patients at 15 years.

 


Related Discussions:- Aortic allograft -biological valves

Other complications of prosthetic valves, Other Complications of Prosthetic...

Other Complications of Prosthetic Valves :  One of the dreaded complications of mitral valve replacement is ventricular rupture. It is difficult to manage and so it is better avoi

Gastroesophageal reflux, Q. Show Gastroesophageal reflux? Obesity is th...

Q. Show Gastroesophageal reflux? Obesity is thought to be another potential predisposing factor to gastroesophageal reflux or GERD. Maintenance of ideal weight for age may help

Digitalis glycosides, The digitalis glycosides are the only orally active p...

The digitalis glycosides are the only orally active positive inotropic agents currently available. The positive inotropic occurs through inhibition of the enzyme Na + -K + -ATPase

Functions of testosterone, FUNCTION S OF TESTOSTERONE - (a) It stimula...

FUNCTION S OF TESTOSTERONE - (a) It stimulates the growth and development of male secondary sex organs like the seminal vesicles, prostate and penis. It also helps to maintain

Zoology, give the discriptive account of nerilla which belongs to class a...

give the discriptive account of nerilla which belongs to class arciannelida in phylum annelida

Explain about the electrophoresis, Explain about the Electrophoresis? E...

Explain about the Electrophoresis? Electrophoresis refers to the movement of charged particles because of an external electric field. Because charged molecules can be made to m

Assignment, Write short note onApplications of apical dominance in horticul...

Write short note onApplications of apical dominance in horticulture and agriculture

Illustrate the methods to evaluate osseointegration, Q. Illustrate the Meth...

Q. Illustrate the Methods to evaluate osseointegration? The criteria of success in implant dentistry remains complex. The vast majority of clinical reports noting success and f

Porifera, general cherecter and anatomical stucture

general cherecter and anatomical stucture

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