CN113951824A - Data acquisition device of joint replacement prosthesis - Google Patents
Data acquisition device of joint replacement prosthesis Download PDFInfo
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- CN113951824A CN113951824A CN202111235533.4A CN202111235533A CN113951824A CN 113951824 A CN113951824 A CN 113951824A CN 202111235533 A CN202111235533 A CN 202111235533A CN 113951824 A CN113951824 A CN 113951824A
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- 238000013480 data collection Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 210000000629 knee joint Anatomy 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 210000001519 tissue Anatomy 0.000 description 4
- 210000001624 hip Anatomy 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 239000007943 implant Substances 0.000 description 2
- 230000003902 lesion Effects 0.000 description 2
- 229910052755 nonmetal Inorganic materials 0.000 description 2
- 230000036285 pathological change Effects 0.000 description 2
- 231100000915 pathological change Toxicity 0.000 description 2
- 230000002980 postoperative effect Effects 0.000 description 2
- 206010020751 Hypersensitivity Diseases 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- 208000026935 allergic disease Diseases 0.000 description 1
- 230000007815 allergy Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000002310 elbow joint Anatomy 0.000 description 1
- 210000003722 extracellular fluid Anatomy 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- -1 for example Substances 0.000 description 1
- 210000004394 hip joint Anatomy 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 239000011664 nicotinic acid Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 210000000323 shoulder joint Anatomy 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/48—Other medical applications
- A61B5/4851—Prosthesis assessment or monitoring
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/01—Measuring temperature of body parts ; Diagnostic temperature sensing, e.g. for malignant or inflamed tissue
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4657—Measuring instruments used for implanting artificial joints
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/468—Testing instruments for artificial joints
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4684—Trial or dummy prostheses
Abstract
The invention discloses a data acquisition device of a joint replacement prosthesis, which relates to the technical field of joint replacement and comprises a shell, a sensor, a system-on-chip and an antenna, wherein the sensor, the system-on-chip and the antenna are arranged in the shell, the system-on-chip is electrically connected with the sensor and the antenna, and the system-on-chip is used for converting an electric signal acquired by the sensor into corresponding data and sending the corresponding data to an external receiving device through the antenna. The data acquisition device is implanted into the body along with the prosthesis, corresponding information of human tissues around the prosthesis can be collected in real time through the built-in sensor to form a corresponding electric signal, the system-on-chip reads the corresponding electric signal in real time and converts the signal into corresponding data, and the corresponding data are transmitted to the external receiving device through the antenna, so that the purposes of acquiring the data in real time and transmitting the data outwards are achieved, a doctor can look up the related data through the external receiving device to know the actual situation, and the rehabilitation scheme that the doctor does not connect the earth atmosphere is avoided.
Description
Technical Field
The invention relates to the technical field of joint replacement, in particular to a data acquisition device of a joint replacement prosthesis.
Background
At present, after the joint replacement operation is performed on a patient by a doctor, the doctor can obtain first-hand data only through regular follow-up visits because an implant (prosthesis) is made of pure metal or high polymer materials. Even after some patients have developed extreme conditions such as periprosthetic loosening, periprosthetic infection, etc., the implant may not be found to be unstable. Even through follow-up visits, the data are temporary and fragmented, and the postoperative condition of the patient cannot be truly reflected. Often, the doctor is caused to make incorrect judgment, so that the doctor does not make a rehabilitation scheme to meet the 'earth qi' and does not accord with the actual condition, and the rehabilitation effect of part of patients is not ideal or even worsens. There is a need for a device that can truly reflect the postoperative condition of a patient so that a doctor can obtain complete data in time.
Disclosure of Invention
Therefore, the invention provides a data acquisition device of a joint replacement prosthesis, which is used for acquiring relevant data after the prosthesis is implanted in real time and sending the data to an external receiving device for storage and display, and a doctor can obtain complete data in time through the external receiving device to know the actual situation, thereby avoiding making a rehabilitation scheme without 'earth gas'. The data acquisition device of the joint replacement prosthesis provided by the application aims to acquire information in real time and send corresponding data outwards.
In order to achieve the above purpose, the invention provides the following technical scheme:
the utility model provides a joint replacement prosthesis's data acquisition device, includes the casing and sets up sensor, system level chip and the antenna in the casing, system level chip with sensor, antenna electricity are connected, system level chip be used for with the signal of telecommunication of sensor collection turns into corresponding data, and passes through the antenna sends for outside receiving arrangement.
Further, the sensor comprises a temperature sensor, a pressure sensor and a motion sensor, the system-on-chip is electrically connected with the temperature sensor, the pressure sensor and the motion sensor, and the system-on-chip is used for converting electric signals collected by the temperature sensor, the pressure sensor and the motion sensor into temperature data, pressure data and motion data.
Further, still including set up in the battery in the casing, the battery with temperature sensor, pressure sensor, motion sensor, system level chip electricity are connected.
Further, still include the temperature conduction piece, one side of casing is equipped with the trompil, the temperature conduction piece set up in trompil department, temperature sensor with the temperature conduction piece contacts.
Further, the temperature conduction piece is a metal piece with good heat conduction.
Further, the temperature conductive sheet seals the opening.
Further, still including set up in pressure conduction spring in the casing, the one end of casing is for being used for feeling the pressure conduction end that pressure changes, pressure conduction spring's one end with the inboard of pressure conduction end offsets, the other end with pressure sensor offsets.
Further, the shell is a split type sealing assembly shell made of non-metal materials.
Further, the system-on-chip is provided integrally with the motion sensor.
Further, the system-on-chip is further configured to compare the corresponding data with a corresponding threshold, and when the threshold is exceeded, the system-on-chip sends a corresponding alarm to an external receiving device through the antenna.
The invention has the following advantages:
this data acquisition device is implanted internally along with the prosthesis together, but corresponding information of real-time collection prosthesis surrounding human tissue and formation corresponding signal of telecommunication through built-in sensor, system level chip reads corresponding signal of telecommunication in real time and converts into corresponding data, send for outside receiving arrangement through the antenna, the purpose of so having realized real-time data collection and outside sending, whether can know around the prosthesis through pressure sensor for example and become flexible, whether can know around the prosthesis through temperature sensor and take place the pathological change, can know the step number through motion sensor, step frequency, the step length, step distance, average walking speed, joint activity angle etc. doctor accessible outside receiving arrangement looks up relevant data, know the actual conditions, thereby avoid formulating the recovered scheme of not connecting "earth's qi".
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope covered by the contents disclosed in the present invention.
Fig. 1 is an exploded view of a data acquisition device for a joint replacement prosthesis according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of the electrical circuit connection of a data acquisition device of a joint replacement prosthesis according to an embodiment of the present invention.
Fig. 3 is a schematic view of the connection between the data acquisition device of the joint replacement prosthesis and the knee joint prosthesis according to the embodiment of the present invention.
Fig. 4 is a schematic view of a data acquisition device of a joint replacement prosthesis according to an embodiment of the present invention in combination with a knee joint prosthesis.
Fig. 5 is a schematic view of the connection between the data acquisition device of the joint replacement prosthesis and the hip prosthesis according to the embodiment of the present invention.
Fig. 6 is a schematic view of a data acquisition device of a joint replacement prosthesis according to an embodiment of the present invention in use in combination with a hip prosthesis.
In the figure: 100-a data acquisition device, 1-a shell, 2-a battery, 3-a motion sensor, 4-a system-on-chip, 5-an antenna, 6-a pressure sensor, 7-a pressure conduction spring, 8-a temperature sensor, 9-an opening, 10-a temperature conduction sheet, 11-a pressure conduction end and 12-a connection end;
200-knee prosthesis;
300-hip prosthesis.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications in the relative relationship may be made without substantial changes in the technical content.
As shown in fig. 1 and 2, the present embodiment provides a data collecting device 100 for a joint replacement prosthesis, which is aimed at collecting information around the prosthesis in real time and sending the information to an external receiving device (e.g., a mobile phone, a computer, etc.), so as to know the real situation of the prosthesis after implantation from the real-time data, for example, it is determined whether the prosthesis is loose by obtaining the pressure around the prosthesis, it is determined whether a lesion occurs around the prosthesis by obtaining the temperature around the prosthesis, and it is determined whether the motion situation and the rehabilitation situation of a patient are achieved by obtaining the motion parameters of the prosthesis. The data acquisition device 100 includes a housing 1, and a temperature sensor 8, a pressure sensor 6, a motion sensor 3, a System on Chip 4 (SoC for short, also referred to as System on Chip) and an antenna 5 which are disposed in the housing 1, wherein the System on Chip 4 and the motion sensor 3 are integrally disposed, and the System on Chip 4 is electrically connected to the temperature sensor 8, the pressure sensor 6, the motion sensor 3, and the antenna 5 for communication. The system-on-chip 4 is used for reading the electric signals collected by the temperature sensor 8, the pressure sensor 6 and the motion sensor 3, converting the electric signals into temperature data, pressure data and motion data, and sending the temperature data, the pressure data and the motion data to an external receiving device through the antenna 5. The external receiving device is not a subject of protection of the present application, and thus, a detailed description thereof will not be given. One end of the shell 1 is a connection end 12 for connection to a prosthesis. The data acquisition device 100 is fixed on the prosthesis, is implanted into the body together with the prosthesis, can collect corresponding information of human tissues around the prosthesis in real time through an internal sensor and form a corresponding electric signal, reads the corresponding electric signal in real time and converts the electric signal into corresponding data through the system-on-chip 4, and sends the corresponding data to an external receiving device through the antenna 5, so that the purposes of acquiring the data in real time and sending the data to the outside are realized, for example: whether the periphery of the prosthesis is loosened or not can be known through the pressure sensor 6, whether pathological changes (allergy, inflammation and the like can cause temperature abnormity) or not can be known through the temperature sensor 8, the step number, the step frequency, the step length, the step distance, the average walking speed, the joint moving angle and the like can be known through the motion sensor 3, a doctor can look up relevant data through the external receiving device and know the actual situation, and therefore the rehabilitation scheme that the ground qi is not connected is avoided.
Optionally, the system-on-chip 4 is further configured to compare the corresponding data with the corresponding threshold, and when the threshold is exceeded (either greater than or less than, determined by the type of the corresponding data), the system-on-chip 4 sends a corresponding alarm to an external receiving device through the antenna 5, for example: when the pressure data is larger than the pressure threshold value, the system-on-chip 4 sends a pressure alarm to the external receiving device to remind a doctor or a patient that the prosthesis is loosened; when the temperature data is larger than the temperature threshold value, the system-on-chip 4 sends a temperature alarm to an external receiving device to remind a doctor or a patient that lesions occur around the prosthesis; when the motion data is smaller than the motion threshold value, the system-on-chip sends motion alarm to the external receiving device to remind doctors or patients of paying attention to the problems related to joint motion. The corresponding data is compared with the corresponding threshold value, and the function can also be arranged on an external receiving device (not the content to be protected in the application); when the function is set in the system-on-chip 4, the system-on-chip 4 also has a storage function of storing the corresponding threshold value, and a comparison function of comparing the corresponding data with the size of the corresponding threshold value.
In the present embodiment, a battery 2 is further provided in the housing 1, and the battery 2 is electrically connected to the temperature sensor 8, the pressure sensor 6, the motion sensor 3, and the system-on-chip 4 to supply power to these components.
The shell 1 is a split type sealing assembly shell 1 made of nonmetal materials, for example, plastics, bionic materials or materials which are not easy to cause human tissue resistance are adopted, the split type design aims to install and place the components in the shell 1, and the sealing assembly aims to prevent tissue fluid, blood and the like from permeating into the shell 1 to damage the components.
In this embodiment, one side of the casing 1 is provided with the opening 9, and the opening 9 is provided with the temperature conduction piece 10 made of a metal material with good heat conduction, because the heat conductivity of the casing 1 is not good, in order that the temperature sensor 8 can detect more real temperature, the temperature sensor 8 is contacted with the temperature conduction piece 10 instead of being contacted with the casing 1 to greatly improve the authenticity of temperature data. The temperature conductive sheet 10 seals the opening 9 to prevent infiltration of interstitial fluid, blood, or the like from the opening 9.
In this embodiment, the other end (the end far away from the connecting end 12) of the casing 1 is a pressure conduction end 11 for sensing pressure changes, the pressure conduction end 11 can deform under a very small pressure, a pressure conduction spring 7 is arranged in the casing 1, one end of the pressure conduction spring 7 abuts against the inner side of the pressure conduction end 11, and the other end of the pressure conduction spring abuts against the pressure sensor 6, so that the pressure sensor 6 can be prevented from being damaged due to deformation of the casing 1, and an actual pressure value can be detected.
In use, the device is implanted into the body together with the prosthesis. For example: the connecting end 12 of the shell 1 of the device is fixed with the lower end of the knee joint prosthesis 200 and is implanted into the position of the knee joint together, and refer to fig. 3 and 4; for another example: the connecting end 12 of the housing 1 of the device is fixed to the lower end of the hip prosthesis 300 and is implanted in the hip joint position, see fig. 5 and 6; can also be fixed with other joint prostheses, such as shoulder joint prostheses, elbow joint prostheses and the like, and implanted into corresponding joints.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (10)
1. The utility model provides a joint replacement prosthesis's data acquisition device which characterized in that includes the casing and sets up sensor, system-on-chip and antenna in the casing, system-on-chip with sensor, antenna electricity are connected, system-on-chip is used for with the signal of telecommunication of sensor collection turns into corresponding data, and passes through the antenna sends for external receiving device.
2. The data acquisition device of a joint replacement prosthesis according to claim 1, wherein the sensors comprise a temperature sensor, a pressure sensor and a motion sensor, the system-on-chip is electrically connected with the temperature sensor, the pressure sensor and the motion sensor, and the system-on-chip is used for converting electric signals acquired by the temperature sensor, the pressure sensor and the motion sensor into temperature data, pressure data and motion data.
3. The data acquisition device of a joint replacement prosthesis of claim 2, further comprising a battery disposed within the housing, the battery being electrically connected to the temperature sensor, the pressure sensor, the motion sensor, and the system-on-chip.
4. The joint replacement prosthesis data collection device of claim 2, further comprising a temperature conductive sheet, wherein an opening is formed in one side of the shell, the temperature conductive sheet is disposed at the opening, and the temperature sensor is in contact with the temperature conductive sheet.
5. The joint replacement prosthesis data acquisition device of claim 4, wherein the temperature conductive sheet is a metal sheet that conducts heat well.
6. The data acquisition device of a joint replacement prosthesis according to claim 4, wherein the temperature-conductive sheet seals the opening.
7. The joint replacement prosthesis data collection device of claim 2, further comprising a pressure conduction spring disposed in the housing, wherein one end of the housing is a pressure conduction end for sensing pressure changes, one end of the pressure conduction spring abuts against an inner side of the pressure conduction end, and the other end of the pressure conduction spring abuts against the pressure sensor.
8. The joint replacement prosthesis data collection device of claim 1, wherein the housing is a split seal assembly housing made of a non-metallic material.
9. The data acquisition device of a joint replacement prosthesis according to claim 2, wherein the system-on-chip is integrated with a motion sensor.
10. The joint replacement prosthesis data collection device of any one of claims 1-9, wherein the system-on-chip is further configured to compare the corresponding data with a corresponding threshold, and when the threshold is exceeded, the system-on-chip sends a corresponding alarm to an external receiving device via the antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111235533.4A CN113951824A (en) | 2021-10-22 | 2021-10-22 | Data acquisition device of joint replacement prosthesis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111235533.4A CN113951824A (en) | 2021-10-22 | 2021-10-22 | Data acquisition device of joint replacement prosthesis |
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| Publication Number | Publication Date |
|---|---|
| CN113951824A true CN113951824A (en) | 2022-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111235533.4A Pending CN113951824A (en) | 2021-10-22 | 2021-10-22 | Data acquisition device of joint replacement prosthesis |
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