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What is Heat Transfer? |
To define Heat Transfer requires 2 important group of words. It is a form of energy and in that context we are concerned with the transport of heat energy from one body to another. Motivation for this transfer is provided by the difference in temperature. The definition of Heat Transfer would therefore include a word; transport of energy due to temperature difference. |
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Conduction vs. Convection |
The word Convection means to bring in or to carry. In other words in normal CO2 Incubator the heat energy is carried through the medium of air to the Petridish, 4 well dish and thereafter it is transmitted to culture media and then to embryos. Whereas Conduction means transfer of heat energy through direct contact of solid substances. |
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In this case the heat energy in the incubator all the heated shelf can be directly transmitted to the 4 well dish or Petridish if they are in contact. |
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Thermal Conductivity |
Thermal Conductivity of air is 0.034 whereas Thermal Conductivity of Aluminium is 204 and Thermal Conductivity of Stainless Steel is 19. |
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Temperature changes during embryo culture when the dishes are taken out from 37� C incubator into lab where the temperature is anywhere between 24� C to 28� C and also when culture media which are used in embryo culture lose the temperature when they are droplet from flat surface. |
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Temperature changes recovery time and PA changes are drastically reduced when Rapid Recovery System is used with regular CO2 Incubator. The new Rapid Recovery System provides direct contact, which promotes heat further through conduction to bottom of the culture dish. |
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Loss of temperature on heated surfaces |
The air gap under culture dishes promotes bad conduction between incubator shelf and the bottom of the dishes and as air is very bad conductor of heat it is quite deter mental to the embryos and gametes. |
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Recovery of CO2 Incubator |
When the dishes are kept back into the CO2 Incubator, CO2 often shows recovery of the temperature on the display. However, it does not mean the temperature of Embryos and Oocyte has reached. It is often reported that the actual stabilization on 37� C in the Embryo happens after 22-30 minutes of Incubator. |
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The New Rapid Recovery System |
The New Rapid Recovery system has been designed to enhance Embryo development and the culture conditions by recovering temperature practically faster than conventional methods. The new Rapid Recovery System is to be used with our GB Series Warming Blocks. The Rapid Recovery System has necessary design, feature to accommodate 4 well dishes, Nunc Dishes and Falcon Petridishes. The Rapid Recovery system give you direct thermal contact between the dry block type heating system and the individual culture dish wells, ensuring rapid temperature equilibration combined with low temperature variability. |
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bio-equip.cn
We Shivani Scientific Industries (P) Ltd. Are highly focused company for manufacturing of Bio-Medical Equipments with proven track record of over 26 years. Our Company has come out with FORNAX range of innovative products for IVF Labs. The new Fornax range has been designed with State of the Art technology to give optimum performance with the ultimate aim of improving the success rate in ART.
Shivani Scientific also provides Turnkey Project Services for set up of Invitro Fertilization Labs popularly known as Test Tube Baby Centres. Here we provide single window service which includes Site Survey, Lab Design, Equipment Selection, Hands on Training, Installation, Project Marketing and Feasibility Studies.
Our aim is to be your fully services partner and our approach is to give you precisely what you need. Our goal is to expand our market and influence by earning the trust and confidence of the customers everywhere in the world.
We have implemented ISO 9001 Quality Management System certified by AQSR
USA.
OUR PRODUCT LINE IS AS BELOW: :
IVF PRODUCTS
Spermfuge, Mobile Nest, Lab + Guard, Warming Blocks,
Turnkey Projects, Rapid Recovery System,
IVF Division
Spermfuge, ThermoPlate, Embryo Freezer,
System for ART, Suction Pumps for oocyte aspiration, CO2 incubator, IVF warming block, IVF micromanipulator, IVF Microscope
IVF Micropipettes, Clean Air System, FertAid, Embryology Academy of research Training
Autoclaves & Sterilisers
Double Wall, Autoclave Laboratory Autoclaves, Semi Automatic Portable Autoclave, Semi Automatic Gas cum Electric
Autoclave, Horizontal Sterilizer, Fully automatic Autoclaves. Gmp Compliant Series, Acculeak Detector
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