CN112966802A - Medical instrument based on radio frequency identification and medical instrument identification system - Google Patents
Medical instrument based on radio frequency identification and medical instrument identification system Download PDFInfo
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- CN112966802A CN112966802A CN202110269535.9A CN202110269535A CN112966802A CN 112966802 A CN112966802 A CN 112966802A CN 202110269535 A CN202110269535 A CN 202110269535A CN 112966802 A CN112966802 A CN 112966802A
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- radio frequency
- medical device
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- medical instrument
- frequency identification
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- 238000012545 processing Methods 0.000 claims abstract description 6
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- 210000000988 bone and bone Anatomy 0.000 description 3
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Images
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
- G06K19/07773—Antenna details
- G06K19/07786—Antenna details the antenna being of the HF type, such as a dipole
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
- G06K19/07758—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card arrangements for adhering the record carrier to further objects or living beings, functioning as an identification tag
-
- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H40/00—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices
- G16H40/20—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the management or administration of healthcare resources or facilities, e.g. managing hospital staff or surgery rooms
Abstract
The invention provides a medical instrument based on radio frequency identification and a medical instrument identification system, and relates to the field of radio frequency identification. A radio frequency identification based medical device comprising: the magnetic coupling excitation ring comprises a circuit part and a radio frequency chip part, wherein two ends of the circuit part are respectively electrically connected with the radio frequency chip part, and the medical apparatus body is a carrier of the magnetic coupling excitation ring; the medical apparatus and the chip form an organic ultrahigh frequency tag, namely the apparatus is an ultrahigh frequency RFID tag; the independent feed structure can effectively protect the RFID chip. The advantages are that the bandwidth of the label is wider, real-time tracking and management of the surgical instruments can be realized, and the problem of medical instrument loss can be effectively prevented. In addition, the invention also provides a medical instrument identification system, which comprises: the device comprises an identification module and a processing module; can be used with a medical device based on radio frequency identification.
Description
Technical Field
The invention relates to the field of radio frequency identification, in particular to a medical instrument based on radio frequency identification and a medical instrument identification system.
Background
Operating room and surgery outpatient service are one of the busiest departments of hospital, and medical personnel all can face a large amount of patients and the operation of big or small, and the management of checking a large amount of medical instruments before and after the art is very big and extremely important work to disinfection tracking, and manual operation hardly ensures 100% instrument safety in utilization, and at present, in the medical industry accident, there are very big accidents because the disinfection process of surgical instruments is imperfect, and the instrument is lost and is caused in patient.
The rfid (radio Frequency identification) technology, i.e. the radio Frequency identification technology, can identify a specific target and read and write related data through radio signals. The radio signal is used to transmit data from the tag attached to the article by means of an electromagnetic field modulated at a radio frequency to automatically identify and track the article.
Disclosure of Invention
The invention aims to provide a medical instrument based on radio frequency identification, which can track and manage surgical instruments in real time and can effectively prevent the medical instrument from being lost.
It is another object of the present invention to provide a medical device identification system that can be used with a medical device based on radio frequency identification.
The embodiment of the invention is realized by the following steps:
in a first aspect, an embodiment of the present application provides a medical instrument based on radio frequency identification, which includes a medical instrument body and a magnetic coupling excitation coil, where the magnetic coupling excitation coil includes a circuit portion and a radio frequency chip portion, two ends of the circuit portion are respectively electrically connected to the radio frequency chip portion, and the medical instrument body is a carrier of the magnetic coupling excitation coil.
In some embodiments of the present invention, the medical device body is a metal rod-shaped medical device.
In some embodiments of the present invention, the circuit portion and the rf chip portion are connected in a closed loop to form a coupling magnetic ring.
In some embodiments of the present invention, the above further includes: the fixing part is used for arranging the circuit part and the radio frequency chip part.
In some embodiments of the present invention, the fixing portion includes a plastic member for mounting the circuit portion and the rf chip portion.
In some embodiments of the present invention, the medical device portion includes a fixing hole for positioning the circuit portion and the rf chip portion.
In some embodiments of the present invention, the magnetic coupling excitation coil further includes a magnetic coupling excitation coil in a frequency band required by the UHF tag.
In some embodiments of the invention, the radio frequency chip part further comprises an electronic tag, and the electronic tag marks the asset number of the medical instrument through active RFID technology and in the form of digital ID.
In some embodiments of the present invention, the medical device includes a medical device body and a magnetic coupling excitation coil, the magnetic coupling excitation coil includes a circuit portion and a radio frequency chip portion, two ends of the circuit portion are respectively electrically connected to the radio frequency chip portion, and the medical device body is a carrier of the magnetic coupling excitation coil. The rod-shaped or rod-shaped metal medical instrument can be used as a radiation arm of an asymmetric or symmetric dipole or monopole antenna, and a magnetic coupling excitation unit is matched to form the tag antenna. According to the working principle of a half-wavelength or quarter-wavelength dipole or monopole antenna, the electric length is selected to be an excitation point at the quarter-wavelength on a rodlike or rodlike metal medical instrument, and the whole instrument is an ultrahigh frequency tag antenna and works in a frequency band required by an UHF tag by matching with a coupling magnetic ring. The medical instrument can be effectively prevented from being lost by realizing real-time tracking and management of the surgical instrument.
In a second aspect, embodiments of the present application provide a medical device identification system, which includes a device capable of identifying any one of the above medical devices based on radio frequency identification.
In some embodiments of the invention, the above includes: the device comprises an identification module and a processing module.
Compared with the prior art, the embodiment of the invention has at least the following advantages or beneficial effects: the medical device identification system can be used with a medical device based on radio frequency identification. The medical apparatus based on radio frequency identification adopts a coupled feed mode, so that the effective working bandwidth of the tag antenna can be effectively improved. The invention designs a loading structure, so that an apparatus and a chip form an organic ultrahigh frequency tag, namely the apparatus is an ultrahigh frequency RFID tag. The independent feed structure can effectively protect the RFID chip. The advantages can make the bandwidth of the label wider, thereby better adapting to the requirements of the industry.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of a medical device based on rfid according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a medical device based on RFID according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a medical device based on RFID according to an embodiment of the present invention;
fig. 4 is a block diagram of a medical instrument recognition system according to an embodiment of the present invention.
Icon: 100-octagonal handle; 110-a first fixation hole; 120-a second fixation hole; 200-a circuit portion; 300-a radio frequency chip section; 400-a fixed part; 410-a first connection; 420-a second connection; 1000-medical instrument identification system; 1100-an identification module; 1200-processing module.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
Example 1
Referring to fig. 1, fig. 1 is a schematic view illustrating a medical device based on radio frequency identification according to an embodiment of the present invention, where the embodiment provides a medical device based on radio frequency identification, including:
the medical appliance body is a metal medical appliance.
In some embodiments, the material may be gold, silver, copper, iron, aluminum, stainless steel, metal composite material, and other well-conducting conductors, and the medical device may be an octagonal handle 100, surgical forceps, rectangular forceps, hemostatic forceps, scalpel, medical magnifying glass, tissue scissors, needle holder, tissue forceps, toothed straight forceps, gastric forceps, periosteum elevator, bone file, and the like, and the embodiment provides the stainless steel octagonal handle 100.
The magnetic coupling excitation coil comprises a circuit part 200 and a radio frequency chip part 300.
The radio frequency chip part 300 can be a conventional ultrahigh frequency RFID radio frequency chip, the circuit part 200 is a semi-ring shaped wire, two ends of the semi-ring shape are respectively connected with the radio frequency chip part 300, so as to form a coupling magnetic ring, the magnetic coupling exciting coil is an exciting unit of an ultrahigh frequency tag, the magnetic coupling exciting coil is in a frequency band required by the UHF (ultra high frequency) tag, the RFID electronic tag and the induction antenna adopt a uniform working frequency band, and data in the chip can be read by the radio frequency induction antenna within an effective identification range.
In this example, the operating frequency of the electronic tag may be 850MHz 910 MFz.
The fixing portion 400 is a carrier of the magnetic coupling excitation coil, and in some embodiments, the material of the fixing portion 400 may be plastic, PE, PVC, PP, pressure sensitive adhesive, or the like.
The fixing portion 400 selected in this embodiment is made of plastic, the magnetic coupling exciting coil is embedded in the plastic, and the plastic is fastened to the medical instrument octagonal handle 100 in the joint length direction and is parallel to the octagonal handle.
When the RFID ultrahigh frequency tag is used, a rectangular loop formed by the circuit part 200 of the semi-ring wiring and the radio frequency chip is an excitation unit of the ultrahigh frequency tag, is embedded in plastic, and is then placed in the middle of the stainless steel octagonal handle 100 of the medical instrument, the stainless steel octagonal handle 100 of the medical instrument is used as a radiation double arm of a dipole antenna, and the electromagnetic coupling mode is used for organically forming the RFID ultrahigh frequency tag with the stainless steel octagonal handle 100.
The physical length of the square excitation unit is adjusted, and the strength of electromagnetic coupling is matched, so that the tag works in a required frequency band.
It should be noted that:
in some embodiments of the present invention, a medical device based on radio frequency identification works on the principle that a rod-shaped or rod-shaped metal medical device is used as a radiating arm of an asymmetric or symmetric dipole or monopole antenna, and a magnetic coupling excitation unit is matched to form a tag antenna. Specifically, according to the working principle of a half-wavelength or quarter-wavelength dipole or monopole antenna, the electric length is selected to be an excitation point at the quarter-wavelength on a rod-shaped or rod-shaped metal medical instrument, and the whole instrument is an ultrahigh frequency tag antenna and works in a frequency band required by an UHF tag by matching with a coupling magnetic ring. The calculation formula of the dipole or monopole antenna arm length is as follows: the calculation formula of the wavelength dipole antenna arm is as follows: l ═ λ/2 ═ C/2 × fr monopole antenna arm calculation formula: l λ/4C/4 fr, where fr is the resonant frequency of the antenna, C is the speed of light, L is the equivalent current length of the antenna, and λ is the wavelength of the antenna.
Example 2
Referring to fig. 2, fig. 2 is a schematic view of a medical device based on radio frequency identification according to an embodiment of the present invention, where the embodiment provides a medical device based on radio frequency identification, including:
the medical appliance body is a metal medical appliance.
In some embodiments, the material may be gold, silver, copper, iron, aluminum, stainless steel, metal composite material, and other well-conducting conductors, and the medical device may be an octagonal handle 100, surgical forceps, rectangular forceps, hemostatic forceps, scalpel, medical magnifying glass, tissue scissors, needle holder, tissue forceps, toothed straight forceps, gastric forceps, periosteum elevator, bone file, and the like, and the embodiment provides the stainless steel octagonal handle 100.
The magnetic coupling excitation coil comprises a circuit part 200 and a radio frequency chip part 300.
The radio frequency chip part 300 can be a conventional ultrahigh frequency RFID radio frequency chip, the circuit part 200 is a semi-ring-shaped routing, two ends of the semi-ring-shaped routing are respectively connected with the radio frequency chip part 300, so that a coupling magnetic ring is formed, the magnetic coupling exciting coil is an exciting unit of an ultrahigh frequency tag, the magnetic coupling exciting coil is in a frequency band required by the UHF tag, the RFID electronic tag and the induction antenna adopt a uniform working frequency band, and data in the chip can be read by the radio frequency induction antenna within an effective identification range.
In this example, the operating frequency of the electronic tag may be 850MHz 910 MFz.
The fixed part 400 is a carrier of the magnetic coupling excitation coil.
In some embodiments, the fixing portion 400 may be made of plastic, PE, PVC, PP, pressure sensitive adhesive, and the fixing portion 400 is made of curing glue, the magnetic coupling excitation ring is embedded in the plastic, and the plastic is fastened to the medical instrument octagonal handle 100 in the joint length direction and is parallel to the medical instrument octagonal handle.
When the RFID ultrahigh frequency tag is used, a rectangular loop formed by the circuit part 200 of the half-ring wiring and the radio frequency chip is an excitation unit of the ultrahigh frequency tag, is embedded in curing glue, is placed at one end of the stainless steel octagonal handle 100 of the medical instrument, the stainless steel octagonal handle 100 of the medical instrument is used as a radiation double arm of a dipole antenna, and forms the RFID ultrahigh frequency tag with the stainless steel octagonal handle 100 in an electromagnetic coupling mode.
The physical length of the square excitation unit is adjusted, and the strength of electromagnetic coupling is matched, so that the tag works in a required frequency band.
Example 3
Referring to fig. 3, fig. 3 is a schematic view of a medical device based on radio frequency identification according to an embodiment of the present invention, where the embodiment provides a medical device based on radio frequency identification, including:
the medical appliance body is a metal medical appliance.
In some embodiments, the material may be gold, silver, copper, iron, aluminum, stainless steel, a composite metal material, and other good conductive conductors, the medical device may be an octagonal handle 100, surgical forceps, rectangular forceps, hemostatic forceps, a scalpel, a medical magnifier, a tissue scissors, a needle holder, a tissue forceps, a toothed straight forceps, a gastric forceps, a periosteum elevator, a bone file, and the like, the medical device provided in this embodiment is a stainless steel octagonal handle 100, and the outer surface of the stainless steel octagonal handle 100 is provided with a first fixing hole 110 and a second fixing hole 120.
The magnetic coupling excitation coil comprises a circuit part 200 and a radio frequency chip part 300.
The radio frequency chip part 300 can be a conventional ultrahigh frequency RFID radio frequency chip, the circuit part 200 is a semi-ring-shaped routing, two ends of the semi-ring-shaped routing are respectively connected with the radio frequency chip part 300, so that a coupling magnetic ring is formed, the magnetic coupling exciting coil is an exciting unit of an ultrahigh frequency tag, the magnetic coupling exciting coil is in a frequency band required by the UHF tag, the RFID electronic tag and the induction antenna adopt a uniform working frequency band, and data in the chip can be read by the radio frequency induction antenna within an effective identification range.
In this example, the operating frequency of the electronic tag may be 850MHz 910 MFz.
The fixed part 400 is a carrier of the magnetic coupling excitation coil.
In some embodiments, the fixing portion 400 may be made of plastic, PE, PVC, PP, pressure sensitive adhesive, and the fixing portion 400 selected in this embodiment is a plastic sheet, the magnetic coupling exciting ring is embedded in the plastic, the plastic sheet is fastened to the medical instrument octagon handle 100 along the joint length direction and is parallel to the medical instrument octagon handle 100, and the first connecting portion 410 and the second connecting portion 420 extend from two ends of the plastic sheet.
When the RFID ultrahigh frequency tag is used, a rectangular loop formed by the circuit part 200 of the half-ring wiring and the radio frequency chip is an excitation unit of the ultrahigh frequency tag and is embedded in a plastic sheet, then the first connecting part 410 of the plastic sheet is fixedly connected with the first fixing hole 110 of the stainless steel octagonal handle 100 of the medical instrument, the second connecting part 420 of the plastic sheet is fixedly connected with the second fixing hole 120 of the stainless steel octagonal handle 100 of the medical instrument, the stainless steel octagonal handle 100 of the medical instrument is used as a radiating double arm of a dipole antenna, and the RFID ultrahigh frequency tag is organically formed with the stainless steel octagonal handle 100 in an electromagnetic coupling mode.
The physical length of the square excitation unit is adjusted, and the strength of electromagnetic coupling is matched, so that the tag works in a required frequency band.
Example 4
Referring to fig. 4, fig. 4 is a block diagram of a medical device identification system 1000 according to an embodiment of the present invention, where the embodiment provides a medical device identification system, which includes: an identification module 1100 and a processing module 1200.
The identification module 1100 is used to write the information of the RFID medical device tag into the database and associate the information with the RFID electronic tag therein, wherein the information mainly includes the name, function, usage condition, usage time, etc. of the RFID medical device.
The processing module 1200 is configured to compare and analyze the tag information with the system data, and link the monitoring management platform to prompt each monitored object to be dynamic.
In summary, embodiments of the present invention provide a medical device based on radio frequency identification and a medical device identification system. Compared with the existing label antenna for the medical instrument, the design has the following advantages: and by adopting a coupling feed mode, the effective working bandwidth of the tag antenna can be effectively improved. The tag is more easily adapted to the environment of electromagnetic change near the antenna; the design of the loading structure enables the medical apparatus and the chip to form an organic ultrahigh frequency tag, namely the apparatus is an ultrahigh frequency RFID tag; the independent feed structure can effectively protect the RFID chip.
The advantages can make the bandwidth of the label wider, thereby better adapting to the requirements of the industry.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A radio frequency identification based medical device, comprising: the magnetic coupling excitation coil is arranged on the medical instrument body;
the magnetic coupling exciting coil comprises a circuit part and a radio frequency chip part;
two ends of the circuit part are respectively electrically connected with the radio frequency chip part;
the medical apparatus body is a carrier of the magnetic coupling excitation ring.
2. The radio frequency identification-based medical device of claim 1, wherein: the medical apparatus body is a metal rod-shaped medical device.
3. The radio frequency identification-based medical device of claim 1, wherein: the circuit part is connected with the radio frequency chip part in a closed loop mode to form a coupling magnetic ring.
4. The radio frequency identification-based medical instrument of claim 1, further comprising: the fixing part is used for arranging the circuit part and the radio frequency chip part.
5. The radio frequency identification-based medical device of claim 4, wherein: the fixing part comprises a plastic part, and the plastic part is used for arranging the circuit part and the radio frequency chip part.
6. The radio frequency identification-based medical device of claim 1, wherein: the medical equipment part comprises a fixing hole, and the fixing hole is used for placing the circuit part and the radio frequency chip part.
7. The radio frequency identification-based medical device of claim 1, wherein: the magnetic coupling excitation coil also comprises a frequency band required by the UHF label.
8. The radio frequency identification-based medical device according to claim 1, wherein the radio frequency chip part further comprises an electronic tag, the electronic tag marking an asset number of the medical device by active RFID technology and in the form of a digital ID.
9. A medical device identification system comprising means for identifying a radio frequency identification based medical device as claimed in any one of claims 1 to 8.
10. The medical instrument identification system of claim 9, comprising: the device comprises an identification module and a processing module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110269535.9A CN112966802A (en) | 2021-03-12 | 2021-03-12 | Medical instrument based on radio frequency identification and medical instrument identification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110269535.9A CN112966802A (en) | 2021-03-12 | 2021-03-12 | Medical instrument based on radio frequency identification and medical instrument identification system |
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| Publication Number | Publication Date |
|---|---|
| CN112966802A true CN112966802A (en) | 2021-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110269535.9A Pending CN112966802A (en) | 2021-03-12 | 2021-03-12 | Medical instrument based on radio frequency identification and medical instrument identification system |
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| CN (1) | CN112966802A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150272690A1 (en) * | 2014-03-31 | 2015-10-01 | Shanghai Yaochuan Information Technology Co., Ltd. | Surgical instrument |
| CN105095932A (en) * | 2014-03-18 | 2015-11-25 | 株式会社理光 | Medical apparatus with ic, and medical apparatus management system |
| US20200129267A1 (en) * | 2017-03-16 | 2020-04-30 | Lm-Instruments Oy | An instrument product and a method for manufacturing the same |
-
2021
- 2021-03-12 CN CN202110269535.9A patent/CN112966802A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105095932A (en) * | 2014-03-18 | 2015-11-25 | 株式会社理光 | Medical apparatus with ic, and medical apparatus management system |
| US20150272690A1 (en) * | 2014-03-31 | 2015-10-01 | Shanghai Yaochuan Information Technology Co., Ltd. | Surgical instrument |
| US20200129267A1 (en) * | 2017-03-16 | 2020-04-30 | Lm-Instruments Oy | An instrument product and a method for manufacturing the same |
Non-Patent Citations (1)
| Title |
|---|
| 吴晓东: "基于UDI的医院耗材智能化管理实践", 《条码与信息系统》 * |
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Application publication date: 20210615 |