Pump: Difference between revisions

From WikiMD's Wellness Encyclopedia

CSV import
Tags: mobile edit mobile web edit
CSV import
Line 1: Line 1:
'''Pump''' is a device that moves [[fluids]] (liquids or gases), or sometimes slurries, by mechanical action, typically converted from electrical energy into Hydraulic energy. Pumps can be classified into three major groups according to the method they use to move the fluid: direct lift, displacement, and gravity pumps.<ref>https://en.wikipedia.org/wiki/Pump</ref>
{{Short description|Overview of medical pumps}}
{{Use dmy dates|date=October 2023}}


== Types of Pumps ==
==Overview==
A '''medical pump''' is a device used in healthcare settings to deliver fluids, such as nutrients and medications, into a patient's body in controlled amounts. They are commonly used in hospitals, nursing homes, and in home care settings. Medical pumps are essential for administering intravenous (IV) fluids, [[enteral feeding]], and [[medication]] delivery.


Pumps operate by some mechanism (typically reciprocating or rotary), and consume energy to perform mechanical work moving the fluid. Pumps operate via many energy sources, including manual operation, electricity, engines, or wind power, and come in many sizes, from microscopic for use in medical applications to large industrial pumps.
==Types of Medical Pumps==
Medical pumps come in various types, each designed for specific applications:


=== Mechanical Pumps ===
===Infusion Pumps===
[[Infusion pump]]s are used to deliver fluids, such as nutrients and medications, into a patient's body in controlled amounts. They are commonly used in hospitals and other healthcare settings. Infusion pumps can deliver fluids at precise rates and volumes, which is crucial for patient safety and treatment efficacy.


[[Mechanical pump]]s serve in a wide range of applications such as pumping water from wells, aquarium filtering, pond filtering and aeration, in the car industry for water-cooling and fuel injection, in the energy industry for pumping oil and natural gas or for operating cooling towers. In the medical industry, pumps are used for biochemical processes in developing and manufacturing medicine, and as artificial replacements for body parts, in particular the [[artificial heart]] and [[penile prosthesis]].
===Syringe Pumps===
[[Syringe pump]]s are a type of infusion pump that uses a syringe to deliver precise amounts of fluid. They are often used for small volume infusions, such as in [[pediatric]] or [[neonatal]] care, where precise dosing is critical.


=== Positive Displacement Pumps ===
===Enteral Pumps===
[[Enteral pump]]s are used to deliver liquid nutrition directly to a patient's stomach or intestines. These pumps are essential for patients who cannot consume food orally and require [[enteral feeding]].


A [[Positive displacement pump]] makes a fluid move by trapping a fixed amount and forcing (displacing) that trapped volume into the discharge pipe.
===Insulin Pumps===
[[Insulin pump]]s are used by individuals with [[diabetes]] to deliver insulin continuously throughout the day. These pumps help maintain blood glucose levels within a target range and can be programmed to deliver different rates of insulin at different times of the day.


=== Centrifugal Pumps ===
==Components of a Medical Pump==
A typical medical pump consists of several key components:


A [[Centrifugal pump]] uses the hydraulic head of flowing water to pump water.
* '''Pump Mechanism''': The core component that moves the fluid from the reservoir to the patient.
* '''Reservoir''': A container that holds the fluid to be delivered.
* '''Tubing''': Connects the reservoir to the patient, allowing fluid to flow.
* '''Control System''': Allows healthcare providers to set the rate and volume of fluid delivery.
* '''Alarms and Alerts''': Notify caregivers of any issues, such as occlusions or low battery.


== Pumping Work ==
==Applications==
Medical pumps are used in a variety of clinical settings:


The work performed by a pump is a function of the total head and the weight of the liquid pumped in a given time period. Pump affinity laws govern the performance of pumps.
* '''[[Chemotherapy]]''': Infusion pumps are used to deliver chemotherapy drugs at precise rates to minimize side effects and maximize efficacy.
* '''[[Pain Management]]''': Pumps can deliver pain medication continuously or on demand, providing effective pain control for patients.
* '''[[Parenteral Nutrition]]''': For patients who cannot eat or absorb nutrients through the gastrointestinal tract, pumps deliver nutrients directly into the bloodstream.


== See Also ==
==Safety and Maintenance==
Ensuring the safe operation of medical pumps is critical. Regular maintenance and calibration are necessary to ensure accuracy and reliability. Healthcare providers must be trained in the proper use of these devices to prevent errors in medication delivery.


* [[Hydraulic head]]
==Related Pages==
* [[Pump affinity laws]]
* [[Intravenous therapy]]
* [[Centrifugal pump]]
* [[Diabetes management]]
* [[Positive displacement pump]]
* [[Parenteral nutrition]]
* [[Mechanical pump]]
* [[Enteral feeding]]


== References ==
[[Category:Medical devices]]
 
<references />
 
[[Category:Mechanical engineering]]
[[Category:Fluid dynamics]]
[[Category:Pumps]]
 
{{stub}}
{{dictionary-stub1}}
<gallery>
File:Jet_pump.jpg|Jet pump
File:Wasserwerk_pumpe01.jpg|Pump
File:LobePump_en.svg|Lobe pump diagram
File:LobePump3DAnimationArrows.gif|Lobe pump animation
File:Pompé_à_palettes.gif|Vane pump
File:Hand_pump-en.svg|Hand pump diagram
File:Old_hand_water_pump.jpg|Old hand water pump
File:Gear_pump.png|Gear pump
File:Lysholm_screw_rotors.jpg|Lysholm screw rotors
File:Progressive_cavity_pump_animation.gif|Progressive cavity pump animation
File:eccentric_pump.gif|Eccentric pump
File:Rope_Pump.svg|Rope pump
</gallery>

Revision as of 17:42, 18 February 2025

Overview of medical pumps



Overview

A medical pump is a device used in healthcare settings to deliver fluids, such as nutrients and medications, into a patient's body in controlled amounts. They are commonly used in hospitals, nursing homes, and in home care settings. Medical pumps are essential for administering intravenous (IV) fluids, enteral feeding, and medication delivery.

Types of Medical Pumps

Medical pumps come in various types, each designed for specific applications:

Infusion Pumps

Infusion pumps are used to deliver fluids, such as nutrients and medications, into a patient's body in controlled amounts. They are commonly used in hospitals and other healthcare settings. Infusion pumps can deliver fluids at precise rates and volumes, which is crucial for patient safety and treatment efficacy.

Syringe Pumps

Syringe pumps are a type of infusion pump that uses a syringe to deliver precise amounts of fluid. They are often used for small volume infusions, such as in pediatric or neonatal care, where precise dosing is critical.

Enteral Pumps

Enteral pumps are used to deliver liquid nutrition directly to a patient's stomach or intestines. These pumps are essential for patients who cannot consume food orally and require enteral feeding.

Insulin Pumps

Insulin pumps are used by individuals with diabetes to deliver insulin continuously throughout the day. These pumps help maintain blood glucose levels within a target range and can be programmed to deliver different rates of insulin at different times of the day.

Components of a Medical Pump

A typical medical pump consists of several key components:

  • Pump Mechanism: The core component that moves the fluid from the reservoir to the patient.
  • Reservoir: A container that holds the fluid to be delivered.
  • Tubing: Connects the reservoir to the patient, allowing fluid to flow.
  • Control System: Allows healthcare providers to set the rate and volume of fluid delivery.
  • Alarms and Alerts: Notify caregivers of any issues, such as occlusions or low battery.

Applications

Medical pumps are used in a variety of clinical settings:

  • Chemotherapy: Infusion pumps are used to deliver chemotherapy drugs at precise rates to minimize side effects and maximize efficacy.
  • Pain Management: Pumps can deliver pain medication continuously or on demand, providing effective pain control for patients.
  • Parenteral Nutrition: For patients who cannot eat or absorb nutrients through the gastrointestinal tract, pumps deliver nutrients directly into the bloodstream.

Safety and Maintenance

Ensuring the safe operation of medical pumps is critical. Regular maintenance and calibration are necessary to ensure accuracy and reliability. Healthcare providers must be trained in the proper use of these devices to prevent errors in medication delivery.

Related Pages