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Pedicle screw and method for detecting human body tissue types

A technology of pedicle screw and human tissue, which is applied in the field of medical equipment, can solve the problems of patients with paralyzed function, life-threatening, obstacles, etc., and achieve the effect of facilitating surgical work

Inactive Publication Date: 2019-10-15
PEKING UNION MEDICAL COLLEGE HOSPITAL CHINESE ACAD OF MEDICAL SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Since the spinal cord and nerves are distributed in human tissues, once the pedicle screw penetrates into the spinal cord or nerve during pedicle screw implantation, it is very easy to cause paralysis or dysfunction of the patient, and even life-threatening

Method used

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  • Pedicle screw and method for detecting human body tissue types
  • Pedicle screw and method for detecting human body tissue types
  • Pedicle screw and method for detecting human body tissue types

Examples

Experimental program
Comparison scheme
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Embodiment 1

[0043] figure 1 It is a structural schematic diagram of a pedicle screw disclosed in an embodiment of the present invention; figure 2 yes figure 1 Exploded schematic of the pedicle screw shown. Such as figure 1 and 2 As shown, the pedicle screw provided in this embodiment includes: a screw body 11 , a detection part and a controller 3 . The screw body 11 has a hollow structure inside; the detection part is used to detect the biological characteristics of human tissue; the controller 3 is used to identify the type of human tissue according to the biological characteristics. Wherein, the detection part is connected with the controller 3 and arranged in the screw body 11 . It should be understood that the controller in this embodiment may be, but not limited to, a programmable logic controller.

[0044] Optionally, in order to limit the movement of the detection part, a limiting part 12 is provided at the head end of the screw body 11 , and a detachable locking nut 13 is p...

Embodiment 2

[0064] Figure 7 It is a schematic flowchart of a method for detecting human tissue type by a pedicle screw according to an embodiment of the present invention. The method for detecting the type of human tissue by the pedicle screw is to use the pedicle screw of the first embodiment to detect, specifically, as Figure 7 As shown, the method includes the following steps:

[0065] S71. Obtain the biological characteristics of the human tissue.

[0066] Specifically, when the pedicle screw enters the human tissue, it will acquire the impedance and stiffness of the human tissue. Details can be found in the above description, which will not be repeated here.

[0067] S72. Identify the type of human tissue according to the biometric feature.

[0068] Specifically, since different tissues in the human body have different biological characteristics, when the controller 3 acquires the biological characteristics detected by the detection unit, it can identify the type of human tissu...

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Abstract

The present invention discloses a pedicle screw and a method for detecting human body tissue types. The pedicle screw comprises a screw main body with a hollow structure inside; a detecting portion for detecting biological characteristics of human body tissues; and a controller for identifying the human body tissue types according to the biological characteristics; and wherein the detecting portion is connected with the controller and arranged in the screw main body. The pedicle screw uses the detecting portion to detect the biological characteristics of the human body tissues according to thedifferent biological characteristics of the different human body tissues; and then the controller identifies the human body tissue types according to the biological characteristics and can monitor processes of the pedicle screw implantation into the human body tissues in real time. Further, the controller feeds back human body tissue information to doctors in real time, thereby assisting the doctors to perform surgical work safely and conveniently.

Description

technical field [0001] The invention relates to the technical field of medical instruments, in particular to a pedicle screw and a method for detecting human tissue types thereof. Background technique [0002] At present, pedicle screw fixation is one of the common operations in spinal surgery, and the screw insertion technique is the key to the success of the operation. Since the spinal cord and nerves are distributed in human tissues, once the pedicle screw penetrates into the spinal cord or nerve during pedicle screw implantation, it is very easy to cause paralysis or dysfunction of the patient, and even life-threatening. Contents of the invention [0003] The present invention aims to solve one of the technical problems in the related art at least to a certain extent. [0004] Therefore, the first object of the present invention is to provide a pedicle screw that can monitor the process of its implantation into human tissue in real time, and can feed back the informat...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61B17/16A61B5/00
CPCA61B5/45A61B17/1604
Inventor 赵宇邱贵兴胡桓宇王丽刘梁
Owner PEKING UNION MEDICAL COLLEGE HOSPITAL CHINESE ACAD OF MEDICAL SCI
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