Mechanical valves, Biology

Assignment Help:

Mechanical Valves

They are made of a combination of metal alloys, pyrolite carbon and dacron.

Types of Mechanical Valves

Caged-ball Valve (Star-Edwards)

A metal cage with several struts mounted in a circular ring, hollow metal or plastic ball inside cage. Durability is high, but possibility of blood clots forming on or around the valve with the risk of embolism is high.

Tilting Disc Valve (Bjork-Shiley Medtronic Hall)

Mobile lens shaped disc attached to a circular sewing ring by two offset transverse struts. This has high durability and efficiency.

Bileaflet Valve

Two pivoting semi-circular discs that open centrally, mounted

(St. Jude)

Directly onto a sewing ring.


Related Discussions:- Mechanical valves

Explain aabout milk fats - edible fats, Milk Fats  Fats of this group a...

Milk Fats  Fats of this group are derived from the milk of ruminants, particularly cows and buffaloes. Although the major fatty acids of milk fat are palmitic, oleic and steari

Cancer, What is Cancer? Besides AIDS, Cancer is another deadly human di...

What is Cancer? Besides AIDS, Cancer is another deadly human disease of our times about which people are panicky all over the world. It is estimated that one in every three per

Carbohydrates requirement in dyslipidemia, Q. Carbohydrates requirement in ...

Q. Carbohydrates requirement in dyslipidemia? As you have already read that carbohydrates provide 4 Kcal/g of energy in our diets. Since we take large amounts of carbohydrates,

Membrane with the intention of delimits the nucleus, Q What is the name of ...

Q What is the name of the membrane with the intention of delimits the nucleus? To which component of the cell structure is that membrane contiguous? The nuclear membrane is als

Define protection of poly unsaturated fatty acids, Define Protection of pol...

Define Protection of poly unsaturated fatty acids (PUFA) from oxidative damage? The major biological role of vitamin E is to protect PUFAs and other components of cell membrane

Conventional cabg on cardiopulmonary bypass, Conventional CABG on Cardiopul...

Conventional CABG on Cardiopulmonary Bypass   Chest is opened by midline incision and median sternotomy. Simultaneously saphenous vein or radial artery is harvested. 'T

Mcnaughton case and law, MCNAUGHTON'S CASE AND LAW: In 1843, McNaughto...

MCNAUGHTON'S CASE AND LAW: In 1843, McNaughton shot and  killed Sir Robert Peel's secretary Edward -Drymmond.  It was  shown  that McNaughton suffered from a number of  delusi

Define sugars - chemistry and functionality, Define Sugars - Chemistry and ...

Define Sugars - Chemistry and Functionality? In this section we will learn about the simple carbohydrates called sugars. As you may already know, those carbohydrates that canno

Development of reserves - conservation of wildlife, Development of Reserves...

Development of Reserves - Conservation of Wildlife Establishment of Biological reserves, National parks, Forest reserves, Wildlife refuges and Biosphere reserves are effective

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