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1. Current, electric pulse mode: Using micro-current pulse modulation technology, it acts on human skin, meridians and acupuncture points to achieve the purpose of firming, wrinkle removal and beauty. These devices include medium and low frequency therapeutic instruments and meridian instruments in the rehabilitation medical industry, as well as HPT health preservation instruments, acid discharge […]
The concept of medical devices: Refers to the instruments, equipment, appliances, materials or other items used alone or in combination on the human body, including the required software. Its effect on the human body surface and in vivo is not obtained by pharmacological, immunological or metabolic means, but these means may be involved and play […]
Automatic control technology: Use the control device to make the controlled object work according to the predetermined technical requirements under the condition that no one is directly involved. Or: use external equipment or devices (control devices, controllers) to make a certain working state or parameter (controlled quantity) of a machine, equipment or production process (controlled […]
1. Light output: In lumens (LM), it represents the energy collection of light at all angles emitted by the flashlight light source. The light output of different flashlights varies from 20 lumens for reading to thousands of lumens. 2. Beam distance: in meters (m), it indicates the distance from the origin of the beam to […]
Torch: also referred to as torch, is a handheld electronic lighting tool. A typical flashlight has a battery-operated bulb and focusing mirror, and has a handle-style housing for handheld use. Although a fairly simple design, it wasn’t invented until the late 19th century because it had to combine the invention of the battery with the […]
1. The invention of electric wheelchairs was around the beginning of the 20th century. 2. The United States issued the first patent certificate for electric wheelchair in 1940. 3. Reasons why the early products are not paid much attention: the healing condition of the severely disabled people is not good, and the early products are […]
The electric wheelchair is based on the traditional hand-push wheelchair, and is equipped with high-performance power drive device (motor), intelligent control system, battery, electromagnetic brake and other components, and is transformed and upgraded. The electric wheelchair has an artificial intelligence control system, which can make the wheelchair complete various functions such as forward, backward, steering, […]
The concept and classification of power tools: A tool that is held and operated by hand, uses a low-power motor or electromagnet as a power, and drives the work head through a transmission mechanism is called a power tool. Its classification is generally divided into three categories according to the corresponding working materials: masonry tools, […]
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