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The company invented the mechanical syringe pump in the 1950s, and introduced the first microprocessor controlled syringe pumps in the 1980s. [5] Harvard Apparatus also developed first volume controlled- and then pressure controlled ventilators, pulsatile blood pumps, transducers, amplifiers, recorders, glassware and many other specialized bioscience research products.
A syringe pump for laboratory use. World Precision Instruments (WPI) SP120PZ. A syringe driver, also known as a syringe pump, is a small infusion pump, used to gradually administer small amounts of fluid (with or without medication) to a patient or for use in chemical and biomedical research. Some syringe drivers can both infuse and withdraw ...
The user interface of pumps usually requests details on the type of infusion from the technician or nurse that sets them up: . Continuous infusion usually consists of small pulses of infusion, usually between 500 nanoliters and 10 milliliters, depending on the pump's design, with the rate of these pulses depending on the programmed infusion speed.
[6]: 41 Over thirty suppliers are included in the guide. [5] The guide can be used as a source of international reference prices for price surveys. A price survey can compare the local price to this international reference price, and may assess the affordability of treatment in terms of local wages.
A chain pump is made of an endless chain carrying a series of discs that descend into the water, and then ascend inside a tube, carrying with them a large quantity of water. They are a simply made, old hand-powered pumping technology [10] In the 18th century they were used as ship's bilge pumps. [11]
The final machine in the series, the CDC 3500, was released in March 1967 and uses integrated circuits instead of discrete components. The 3300 and 3500 have optional relocation capabilities, floating-point arithmetic, and BDP (Business + Data Processing) instructions. These machines were targeted towards business and commercial computing.
Syringe on left, hypodermic needle with attached colour coded Luer-Lock connector on right Hypodermic needle features. A hypodermic needle (from Greek ὑπο- (hypo-= under), and δέρμα (derma = skin)) is a very thin, hollow tube with one sharp tip. It is one of a category of medical tools which enter the skin, called sharps. [1]
Elastomeric pumps are maintenance-free, run independently without any electronics, and are single-use disposable. Depending on the pump's size the drug inside the pump can be delivered over a time spread varying between thirty minutes to seven days. This type of pump is ideal for outpatients or patients that require a high level of mobility.