mechanical pump

mechanical pump

[mi′kan·ə·kəl ′pəmp]
(mechanical engineering)
A pump through which fluid is conveyed by direct contact with a moving part of the pumping machinery.
References in periodicals archive ?
They used magnetic and fluid levitation, which are used in rocket servo technology, to produce an implantable third-generation ventricular assistive device, a mechanical pump to support heart function while causing less damage to patients' blood than previous types.
Kris Simpson, 32, from Kilmarnock, who has end-stage heart failure, says he is only being offered palliative care despite a specialist saying he is suitable for a mechanical pump which could boost his chances of survival.
KARACHI -- The National Institute of Cardiovascular Diseases (NICVD) on Thursday announced that a team of its surgeons had successfully implanted the Left Ventricular Assist Device (LVAD), commonly known as a 'mechanical pump', in the chest of a male patient.
KARACHI -- A team of surgeons belonging to National Institute of Cardio Vascular Diseases (NICVD) here Wednesday successfully implanted Mohammad Banaras Khan, a 57 years old heart failure patient with Left Ventricular Assist Device (LVAD), commonly known as mechanical pump, expected to significantly improve his life quality.
KARACHI -- The National Institute of Cardiovascular Diseases (NICVD) on Monday announced that a team of its surgeons had successfully implanted the Left Ventricular Assist Device (LVAD), commonly known as a 'mechanical pump', in the chest of an elderly woman patient whose heart desperately needed mechanical support to properly pump blood into her body.
Nafeesa Begum, the first patient to undergo the complicated surgery, received the heart aid known as a 'mechanical pump' as her heart desperately needed mechanical support to properly pump blood into her body.
As almost 7,000 people signed our petition calling on Theresa May to create an opt-out system, Max's mum Emma, 47, said: "Before his transplant, Max was asked to chat with Connor about Max's mechanical pump, to reassure Connor in case he might need one, too.
A A ventricular assist device (VAD) is a mechanical pump that is implanted into a diseased heart to help it pump blood into the aorta (the main artery leading from the heart to the body).
Results show that the developed MPC algorithm is robust in terms of disturbance rejections, respects the defined system constraints and it is effective in decreasing the warm-up time and in reducing the coolant flow rate under fully warmed conditions as compared to the standard mechanical pump.
The team assessed each variable in terms of predicting the following serious risks: mortality, the need for an urgent transplant, and the need for a mechanical pump known as a ventricular assist device.
A servo-hydraulic materials testing system (8800 Controller, Instron; Norwood, Massachusetts) was used to apply periodic vertical loads, representative of a prosthesis user's weight during walking, to the mechanical pumps. For both electrical and mechanical pump systems, vacuum pressure measurements were acquired using a digital vacuum pressure gauge (model 2L760, DigiVac; Matawan, New Jersey) with a detection resolution of 0.27 kPa (0.08 inHg).
Now Louise, who lives in Ashington with her husband, Gavin, 47, a production operator for Greggs, said her life has turned around since being fitted with the mechanical pump.

Full browser ?