2012年11月29日星期四

When Mouse hand toward you ,how could you do?


[What is the "mouse hand"]
"Mouse hand" that "
Carpal tunnel syndrome, the median nerve in the human body by symptoms of oppression into the palm meridians, mainly cause the index finger and middle finger pain, numb thumb muscle powerlessness modern more and more people every long days of contact, the use of computers, repeated every day typing on the keyboard and move the mouse in the majority of these Internet family, wrist joint intensive long-term, repeated and excessive activity, resulting in wrist muscles or joints, paralysis, swelling, pain, spasticity so that this disease is rapidly becoming an increasingly common disease of modern civilization. was this cluster of symptoms known as "mouse hand" Unlike traditional hand injury.

["Mouse hand" prone crowd]
The performance of the mouse hand early tired and numb fingers and knuckles, some joint activities also issued a slight noise, similar to the constrictive tenosynovitis symptoms usually said, but its involvement joints than tenosynovitis To and more. Carpal tunnel is not an independent organ, especially at the wrist, palm side by carpal transverse ligament and dorsal distal radioulnar joint, consisting of an approximate tubular structure, leading to the palm of the majority of the blood vessels and nerves thus structure through. Hand surgery experts believe that the mouse more than the keyboard hand is likely to cause damage, because people use the mouse, always repeatedly focused mechanically activities two fingers, and with the minor activities of this monotonous, but also strained the ligaments of the wrist. Career may cause similar effects, such as musicians, teachers, editors and reporters, architects, miners, are frequent use of hands. According to a survey from Singapore, women are the biggest victims of carpal tunnel syndrome, which affects three times higher than that of men, which the majority of 30-year-old to 60-year-old, this is because women wrist tubes are generally smaller than men, wrist median nerve vulnerable oppression.

[How to prevent the mouse hand "]
To use a variety of different input methods, not consecutive time in front of the computer too long, after one hour of continuous use mouse will need to do a relaxing hand activities. A hand surgery, experts say, a regular guitarist of the cause of the computer is not suffering from "mouse hand". Carpal tunnel syndrome are "cumulative trauma disorders" disease, can be less severe drug or therapeutic use the wrist dorsiflexion bit plywood law. Serious illness, which may be imposed by carpal tunnel incision. The doctors found that the higher the position of the mouse, the greater the damage to the wrist; farther the distance from the body of the mouse, the greater the damage to the shoulder. Therefore, the mouse should be placed in a slightly lower position, this position is equivalent to sitting the case, the upper arm perpendicular to the ground when the height of the elbow. The position of the keyboard should be about this. Many computer desk without the special position of the mouse, so the mouse on the desktop, long-term work, the damage is self-evident. The distance of the mouse and the body will widen because the mouse on the table, in this regard by the force of the long-term burden on the shoulder and elbow, which is one of the reasons lead to neck, shoulder, wrist syndrome. Upper arm and the predecessor of the angle 45 degrees when the distance of the body and the mouse is more appropriate, as far the forearm forward together with the upper arm and shoulder, continued to cause joint, muscle tension. Elevated swivel chair also can prevent the "mouse hand" very difficult to adjust the mouse position, the keyboard and mouse on the desktop, and then increased the swivel chair. Desktop is relatively lower, and also shortens the distance between the body and the desktop. Place the mouse with the scientific method, will greatly reduce the incidence of "mouse hand" chance, every office workers often sit in front of a computer to do their work easily, happily.

["Mouse hand" exercise therapy]
Action 1 watches do auxiliary equipment, wrists 25 times clockwise and counterclockwise rotation. Efficacy: to alleviate wrist muscles aching feeling.
Action 2 holding a water bottle with weight First, palms up grip bottle to do to lift the action from the natural droop, then palms down grip water bottles, do the movement from bottom to top, each 25 times, exercise wrist flexor . Efficacy: Combat wrist bone spurs proliferation, and enhance the wrist strength.

For effectively prevent the mouse hand, the ergonomic experts have devised a variety of ergonomic vertical mouse, now the main ergonomic mouse brand has: Evoluent, Handshoe, Goldtouch, Orthovia, 3M, HE;the key points to the ergonomic mouse could effectively prevent the mouse is  it could make the wrist keep in a vertical state, it could protect the wrist very well when we using the mouse for a long time, except it, the HE ergonomic mouse is a kind of grip vertical mouse, it could not only protect the wrist but also could the shoulder, especially for the small hand.

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