Professor Tsinghua developed a paraplegic walking machine for clinical trials

Release date: 2010-04-20



Zhang Jichuan, a professor at the Rehabilitation Engineering Research Center of Tsinghua University, said recently that the paraplegic walking machine developed by him and Beijing Ruihaibo Technology Co., Ltd. has undergone three improvements and three-wheel prototype trial production. The process is now mature, and the practical paraplegic walk for clinical trials. The machine has been developed. According to reports, its core technology has applied for two patents, and the product market has broad prospects.

According to Professor Zhang Jichuan, the paraplegic walking machine is a device for paraplegic disabled people to take care of and assist in rehabilitation. According to reports, the product has two main purposes: First, as a means of transport for paraplegic patients to wear on the body, independent walking under the driving mechanism; Second, with the medical treadmill, as the main rehabilitation of lower limb dysfunction training equipment.

Zhang Jichuan said that the design of the product is an innovation, and no similar reports have been reported at home and abroad. According to reports, each leg of the walking machine can be driven by a small motor to realize the linkage of the big and the calves, simulate the alternating gait walking of normal people, and the walking speed can be adjusted. In addition, the walking machine can realize the natural sitting posture through the unlocking mechanism, and the mechanism has a self-locking function. In the case that the control system fails, the walking machine is in a self-locking state to ensure the safety of the user.

The control system of the walking machine is composed of an optical code disc, a microprocessor, a power amplifier, a position feedback system, etc., and can automatically alternate the gait of the legs, and has the function of automatically compensating the gait phase difference. The patient can manually adjust the walking speed as needed. The practical paraplegic walking machine currently used for clinical trials has been developed. The walker is made of lightweight, high-strength titanium alloy with a total weight of only 9.6 kg.

It is reported that the third round of the prototype of the product was tested at the China Rehabilitation Research Center, and the results were good, meeting the design requirements, and welcomed by paraplegic patients.

The paraplegic walking machine used as an individual is mainly a paraplegic patient with a well-functioning upper limb. According to the second national sample survey of disabled persons, there are more than 6 million paraplegics in China, only one third of them are considered. With requirements and payment capabilities, there will be more than 2 million sets of market demand.

Zhang Jichuan said that the product is highly likely to replace imported and exported products. In the case of further improving performance, stabilizing quality and implementing mold-based mass production, and in addition to the price advantage, there will be great in the international market. Competitive Advantage.

(Source: Zhongxin.com)

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