Customized integral 3D printing simulating artificial finger

A 3D printing and fingering technology, applied in the direction of artificial arms, etc., can solve the problem of not being able to greatly improve the hand function of patients, and achieve the effect of advanced raw materials and operation, cost saving, and medical expense saving

Inactive Publication Date: 2015-04-29
SHANGHAI NINTH PEOPLES HOSPITAL SHANGHAI JIAO TONG UNIV SCHOOL OF MEDICINE
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  • Abstract
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  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] Wearing a highly simulated finger prosthesis can improve the appearance of the patient's incomplete fingers to a certain extent, but because most of the finger prostheses on the market are made of soft silicone materials, they are only for decoration and cannot greatly improve the patient's hand function.

Method used

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  • Customized integral 3D printing simulating artificial finger

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Embodiment Construction

[0024] The embodiments of the present invention are described in detail below. This embodiment is implemented on the premise of the technical solution of the present invention, and detailed implementation methods and specific operating procedures are provided, but the protection scope of the present invention is not limited to the following implementation example.

[0025] Such as figure 1 As shown, this embodiment includes the following steps:

[0026] (1) Information acquisition and three-dimensional reconstruction: CT scanning was used to scan both hands, and then the two CT tomographic image data were identified by MIMICS software, and then processed by Surfacer 9.0 (Imageware Company, USA) reconstruction software to observe the tomography and reconstructed finger phalanges, The degree of missing phalanx and the inner diameter of stump bone were calculated, so as to calculate the size and shape of the implant, and the 3D reconstruction software used the mirror flip copy m...

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Abstract

The invention discloses a customized integral 3D printing simulating artificial finger. The customized integral 3D printing simulating artificial finger is prepared by the steps of acquiring information; reconstructing by a three-dimensional manner; performing three-dimensional reconstruction for the simulating artificial finger; mounting the artificial finger. According to the customized integral 3D printing simulating artificial finger, the model of an oral-implanted nail is determined and a customized physiological simulating artificial finger is printed by the three-dimensional technology, and therefore, the demands of a patient on functions and appearance can be met; the effect of restoring functions and aesthetics of the finger is achieved, and the simulating artificial finger can be popularized and used to national wide; the first-line patients can be treated, and meanwhile, a large number of medical treatment costs can be saved for the country, and therefore, the customized integral 3D printing simulating artificial finger is high in economic benefit and social benefit. The customized integral 3D printing simulating artificial finger has the advantages that model of the oral-implanted nail is determined and the customized physiological simulating artificial finger is printed by the three-dimensional technology, and therefore, the demands of the patient on functions and appearance can be met; the raw materials and operation are advanced, scientific, simple and practical; the wounded finger can be mounted conveniently; the purpose of saving the cost can be achieved.

Description

technical field [0001] The invention relates to an implant prosthesis, in particular to a customized integrated 3D printed artificial prosthetic finger. Background technique [0002] my country is a developing country, with the rapid development of industry, agriculture and transportation, a large number of patients with hand trauma have appeared. In Heilongjiang province alone, the number of hand injuries can reach 50,000 per year, among which injuries to the distal joints of the fingers are the most common. By analogy, there are about one million patients with finger injuries every year, and dozens of them need implant prosthesis repair. This is a huge market. Since the 1980s and 1990s, labor-intensive industries have developed rapidly in China. If the average annual hand injury is 500,000, the number of people who have installed finger injuries is 300,000 per year. , the group is conservatively estimated to exceed 5 million. If the conversion rate is 50%, the per capita ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61F2/54
Inventor 韩冬艾松涛张海峰杜子婧戴尅戎李青峰
Owner SHANGHAI NINTH PEOPLES HOSPITAL SHANGHAI JIAO TONG UNIV SCHOOL OF MEDICINE
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