Method for emergently processing damage faults of parts of medical apparatus and instruments based on 3d printer

Abstract

The invention relates to a method for emergently processing damage faults of medical instrument parts based on a 3d printer, and belongs to the technical field of 3d printing medical instrument maintenance. Comprising the following steps: step 1, damaged part detection and data acquisition: carrying out three-dimensional scanning on a damaged medical instrument part by using high-precision measuring equipment, acquiring an image and deformation data of a damaged area of the part, and acquiring surface three-dimensional data of the part; 2, performing three-dimensional modeling and optimization design; step 3, printing and post-processing; step 4, mounting and testing; and 5, data management and knowledge accumulation. The method can efficiently and accurately utilize the 3d printing technology to carry out emergency maintenance on the medical equipment parts, can obviously reduce the maintenance cost, shorten the maintenance period, improve the maintenance accuracy, promote knowledge accumulation and technical innovation, and solve the problems of high maintenance cost and long maintenance period after the medical equipment parts are damaged; and the maintenance efficiency and usability of the medical equipment are improved.

Description

TECHNICAL FIELD

[0001] The application relates to a method for emergency treatment of damage failure of a medical instrument part based on a 3D printer, and belongs to the technical field of 3D printing medical instrument maintenance. BACKGROUND

[0002] In the medical field, medical equipment is used frequently and often bears the heavy responsibility of saving lives. However, due to wear, corrosion, fracture and other reasons, the parts of medical instruments are often damaged, resulting in the equipment being unable to be normally used. The traditional maintenance mode often needs to wait for the manufacturer to provide spare parts or return to the factory for maintenance, which not only has a long maintenance cycle but also is high in cost, and affects medical operation. Especially in some emergency situations, the equipment cannot be repaired in time, which may seriously affect the treatment of patients.

[0003] In recent years, the 3D printing technology has been gradually applied in medical equipment maintenance due to its personalized rapid customization function. Through the 3D printing technology, the damaged parts can be quickly manufactured, and the maintenance cost and time are significantly reduced. However, how to efficiently and accurately use the 3D printing technology for emergency maintenance of medical instrument parts is still a problem to be solved. Based on this, the application provides a method for emergency treatment of damage failure of a medical instrument part based on a 3D printer. SUMMARY

[0004] Therefore, the application provides a method for emergency treatment of damage failure of a medical instrument part based on a 3D printer, efficiently and accurately uses the 3D printing technology for emergency maintenance of medical instrument parts, solves the problems of high maintenance cost and long maintenance cycle after the damage of medical equipment parts, and improves the maintenance efficiency and usability of medical equipment.

[0005] The application provides a method for emergency treatment of damage failure of a medical instrument part based on a 3D printer, and the technical scheme is as follows:

[0006] Step one: damaged part detection and data acquisition: using a high-precision measuring device to perform three-dimensional scanning on the damaged medical instrument part, collecting image and deformation data of the damaged area of the part, and acquiring surface three-dimensional data thereof;

[0007] Step two: three-dimensional modeling and optimization design: using a three-dimensional modeling software to reconstruct a three-dimensional model of the damaged part according to the acquired three-dimensional data, and performing optimization design on the three-dimensional model to ensure that the printed part can meet the actual use requirement;

[0008] Step three: printing and post-processing: selecting appropriate 3D printing materials, performing 3D printing according to the three-dimensional model, and performing post-processing on the printed part to ensure the surface quality and dimensional accuracy of the part;

[0009] Step four: installation and testing: install the printed parts on the medical device, assemble and debug, and test the installed medical device;

[0010] Step five: data management and knowledge accumulation: save the three-dimensional model of the damaged parts, printing parameters and other information to the medical equipment management platform for easy downloading and printing during subsequent maintenance.

[0011] Further, the high-precision measuring device in step one uses a laser scanner or a three-dimensional measuring instrument.

[0012] Further, the step one also includes processing the obtained three-dimensional data, removing noise, optimizing data quality, and combining AI algorithm to judge the damage type, to ensure the accuracy and completeness of the data.

[0013] Further, the three-dimensional modeling software in step two uses SolidWorks, CATIA.

[0014] Further, the three-dimensional model optimization design in step two is based on the mechanical properties, material characteristics and assembly requirements of the parts, to ensure that the printed parts can meet the actual use requirements.

[0015] Further, the 3D printing material in step three is determined according to the use environment and performance requirements of the parts, and the 3D printing material uses PLA, ABS, and nylon.

[0016] Further, the post-processing in step three includes removing support structures, polishing and polishing, to ensure the surface quality and dimensional accuracy of the parts.

[0017] Further, the printed parts in step four are installed and tested after installation, to ensure that they can work normally and meet the clinical use requirements.

[0018] Further, the step five also includes continuously collecting damage cases and maintenance experience of medical device parts, gradually forming a three-dimensional model library of vulnerable parts, to improve the maintenance efficiency and accuracy.

[0019] The beneficial effects of the present application are:

[0020] The present application provides a method for emergency handling of medical device part damage based on a 3D printer, which can efficiently and accurately use 3D printing technology for emergency maintenance of medical device parts, significantly reduce maintenance cost, shorten maintenance cycle, improve maintenance accuracy, promote knowledge accumulation and technological innovation, solve the problem of high maintenance cost and long maintenance cycle after medical device part damage, and improve the maintenance efficiency and availability of medical equipment. DETAILED DESCRIPTION

[0021] The orientation terms mentioned or possibly mentioned in the present specification, such as up, down, left, right, front, back, front side, back side, top, bottom, etc., are defined relative to its configuration, which are relative concepts. Therefore, it is possible to change accordingly according to its different positions, different use states; therefore, these or other orientation terms should not be interpreted as restrictive terms.

[0022] The singular forms "a", "said" and "the" used in the present specification are intended to include plural forms, unless the context clearly indicates otherwise. It should also be understood that the term "and / or" used herein means and includes any or all possible combinations of one or more associated listed items.

[0023] In order to make the technical problems, technical solutions and beneficial effects to be solved in the present application more clear and explicit, the present application will be further described in detail below in combination with the embodiments. It should be understood that the embodiments described herein are only used to explain the present application and not to limit the present application.

[0024] The preferred embodiments of the present application will be described in detail below.

[0025] The present application provides a method for emergency handling of damaged medical device parts based on a 3D printer, comprising the following steps:

[0026] Step one: damaged part detection and data acquisition: high-precision measuring equipment adopts a laser scanner or a three-dimensional measuring instrument, uses high-precision measuring equipment to perform three-dimensional scanning on the damaged medical device parts, collects the image and deformation data of the damaged area of the parts, obtains the surface three-dimensional data, processes the obtained three-dimensional data, removes noise, optimizes data quality, and judges the damage type such as crack and fracture by combining AI algorithm, to ensure the accuracy and completeness of the data.

[0027] Step two: three-dimensional modeling and optimization design: three-dimensional modeling software adopts SolidWorks, CATIA, etc., uses three-dimensional modeling software to reconstruct the three-dimensional model of the damaged parts according to the obtained three-dimensional data, and optimizes the three-dimensional model. The three-dimensional model optimization design is based on the mechanical properties, material characteristics and assembly requirements of the parts, to ensure that the printed parts can meet the actual use requirements;

[0028] Step three: printing and post-processing: the 3D printing material is determined according to the use environment and performance requirements of the parts, the 3D printing material adopts PLA, ABS, nylon, etc., the appropriate 3D printing material is selected, the printing layer thickness, temperature and speed are dynamically adjusted, the 3D printing is performed according to the three-dimensional model, and the printed parts are post-processed, the post-processing includes removing the support structure, polishing, polishing and other steps, to ensure the surface quality and dimensional accuracy of the parts;

[0029] Step four: installation and testing: install the printed parts on the medical device, assemble and debug, test the installed medical device, and test the installation and use of the printed parts to ensure that they can work normally and meet the clinical use requirements;

[0030] Step five: data management and knowledge accumulation: save the three-dimensional model of the damaged parts, printing parameters and other information to the medical equipment management platform, which is convenient for direct download and printing during subsequent maintenance, continuously collect damage cases and maintenance experience of medical device parts, and gradually form a three-dimensional model library of vulnerable parts to improve maintenance efficiency and accuracy.

[0031] Example 1

[0032] The AB liquid cover plate of a hemodialysis machine in a hospital was damaged, causing the device to malfunction. Using the method of the present application, first, a laser scanner is used to scan the damaged AB liquid cover plate in three dimensions to obtain its surface three-dimensional data. Then, the three-dimensional model of the AB liquid cover plate is reconstructed using SolidWorks software and optimized design is performed. Next, appropriate 3D printing materials are selected for printing, and the printed parts are post-processed. Finally, the printed AB liquid cover plate is installed on the hemodialysis machine and tested. The results show that the printed AB liquid cover plate fully meets the clinical use requirements, and the maintenance cost and time are greatly reduced.

[0033] Example 2

[0034] A precision part of a minimally invasive surgical instrument in an operating room was damaged and needed to be repaired urgently. Using the method of the present application, first, a high-precision three-dimensional measuring instrument is used to measure the damaged part in three dimensions. Then, CATIA software is used for three-dimensional modeling and optimization design. Next, appropriate 3D printing materials such as nylon are selected for printing, and the printed parts are finely polished and polished. Finally, the printed parts are installed on the minimally invasive surgical instrument and tested. The results show that the precision and performance of the printed parts meet the use requirements, successfully solving the maintenance problem of the surgical instrument.

[0035] The application can efficiently and accurately use 3D printing technology for emergency repair of medical device parts, improve the maintenance efficiency and availability of medical equipment, can significantly reduce the maintenance cost, through 3D printing technology, the damaged medical device parts can be quickly manufactured, the high procurement cost of accessories is avoided, the maintenance cycle is also shortened, compared with the traditional maintenance mode, the integrated fault diagnosis-model generation-quick printing closed loop process shortens the traditional repair period of several days to several hours, the 3D printing technology greatly shortens the part manufacturing time, improves the maintenance efficiency of the medical equipment, and can improve the maintenance accuracy, using three-dimensional modeling and post-processing technology, the size of the printed parts is accurate and reliable, meets the clinical use requirements, can also promote knowledge accumulation and technological innovation, through data management and knowledge accumulation, a three-dimensional model library of medical device vulnerable parts can be gradually formed, providing strong support for subsequent maintenance and technological innovation, solving the problems of high maintenance cost and long maintenance cycle after the medical equipment parts are damaged.

[0036] The above describes the application and its embodiments, which are not limited. The actual structure is not limited. In general, if a person skilled in the art is inspired, without departing from the purpose of the application, without creative design, similar structure and embodiments of the technical solution should belong to the protection scope of the application.

Claims

1. A method for emergency handling of damage failure of a medical instrument part based on a 3D printer, characterized in that: The method comprises the following steps: Step one: damage part detection and data acquisition: use high-precision measuring equipment to scan the damaged medical instrument parts in three dimensions, collect the image and deformation data of the damaged area of the parts, and obtain the surface three-dimensional data; Step two: three-dimensional modeling and optimization design: use three-dimensional modeling software to reconstruct the three-dimensional model of the damaged parts according to the obtained three-dimensional data, and optimize the three-dimensional model to ensure that the printed parts can meet the actual use requirements; Step three: printing and post-processing: select appropriate 3D printing materials, 3D print according to the three-dimensional model, and post-process the printed parts to ensure the surface quality and dimensional accuracy of the parts; Step four: installation and testing: install the printed parts on the medical instrument, assemble and debug, and test the installed medical instrument; Step five: data management and knowledge accumulation: save the three-dimensional model of the damaged parts, printing parameters and other information to the medical equipment management platform for subsequent maintenance.

2. The method for emergency treatment of damage and failure of medical instrument parts based on a 3D printer according to claim 1, characterized in that: The high-precision measuring equipment in step one uses a laser scanner or a three-dimensional measuring instrument.

3. The method for emergency treatment of damage and failure of medical instrument parts based on a 3D printer according to claim 1, characterized in that: In step one, the obtained three-dimensional data is processed to remove noise, optimize data quality, and determine the damage type using AI algorithms to ensure data accuracy and completeness.

4. The method for emergency treatment of damage and failure of medical instrument parts based on a 3D printer according to claim 1, characterized in that: The three-dimensional modeling software in step two uses SolidWorks, CATIA.

5. The method for emergency treatment of damage and failure of medical instrument parts based on a 3D printer according to claim 1, characterized in that: The three-dimensional model optimization design in step two is based on the mechanical properties, material characteristics and assembly requirements of the parts to ensure that the printed parts can meet the actual use requirements.

6. The method for emergency handling of damage failure of medical instrument parts based on a 3D printer according to claim 1, characterized in that: The 3D printing material in step three is determined according to the use environment and performance requirements of the parts, and the 3D printing material uses PLA, ABS, and nylon.

7. The method for emergency treatment of damage failure of medical instrument parts based on a 3D printer according to claim 1, characterized in that: The post-processing in step three includes removing support structures, polishing and polishing to ensure the surface quality and dimensional accuracy of the parts.

8. The method for emergency handling of damage failure of medical instrument parts based on a 3D printer according to claim 1, characterized in that: In step four, the printed parts are installed and tested after installation to ensure that they can work normally and meet the clinical use requirements.

9. The method for emergency handling of damage failure of medical instrument parts based on a 3D printer according to claim 1, characterized in that: In step five, it also includes continuously collecting damage cases and maintenance experience of medical instrument parts, gradually forming a three-dimensional model library of vulnerable parts to improve maintenance efficiency and accuracy.