CN218870463U - Medical external control box for enhancing radio frequency therapy function - Google Patents
Medical external control box for enhancing radio frequency therapy function Download PDFInfo
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- CN218870463U CN218870463U CN202222249873.9U CN202222249873U CN218870463U CN 218870463 U CN218870463 U CN 218870463U CN 202222249873 U CN202222249873 U CN 202222249873U CN 218870463 U CN218870463 U CN 218870463U
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Abstract
The utility model provides a medical external control box of reinforcing radio frequency therapy function, its one end is connected to the radio frequency electrode through purpose-made radio frequency electrode adaptation cable, and on one end was connected to the radio frequency therapy equipment, when the radio frequency thermosetting damage operation, only through the corresponding function of operation radio frequency therapy equipment, the radio frequency therapy of a plurality of target treatment points was carried out to make the clinical practicality of radio frequency therapy equipment obtain reinforcing, also made some specific radio frequency therapy operation security and reliability and improved.
Description
Technical Field
The utility model relates to the field of treatment equipment in high-frequency surgical instruments, in particular to an external control box for medical enhanced radio frequency treatment function.
Background
Radio Frequency Ablation (RFA), a minimally invasive thermal ablation technique, has been widely, safely and effectively used in neurosurgery and pain management. The radio frequency current of the radio frequency treatment equipment generates a high-density alternating current power line between a loop formed by an exposed end (RFA) of a radio frequency electrode and a neutral electrode (RFN), so that water molecules serving as polar molecules rotate at a high speed under the action of an alternating electric field and generate heat by friction between the water molecules, the temperature of the exposed end of the electrode is increased, if the temperature is high enough, the tissue is solidified, the bioactivity is lost, and the treatment effect is achieved.
Most of radio frequency treatment equipment on the market at present is in a single-channel and double-channel electrode output mode, cannot be directly used in radio frequency application occasions with a plurality of target treatment points, is low in radio frequency impedance measurement precision, and directly influences judgment of treatment effects.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a medical external control box who strengthens radio frequency therapy function to solve above-mentioned current radio frequency therapy equipment and can't directly use at the radio frequency application occasion that has a plurality of target treatment points, and the not high problem of radio frequency impedance measurement accuracy.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a medical external control box of reinforcing radio frequency therapy function, including the control box body, the upper surface of control box body is equipped with liquid crystal display, the side of control box body is equipped with the front panel, be equipped with at least one electrode socket on the front panel, the inside of control box body is equipped with the main control board, the main control board includes central processing unit and isolating circuit, central processing unit and power switching circuit connection, central processing unit still through liquid crystal display drive circuit with liquid crystal display connects, central processing unit is connected with temperature measurement circuit, impedance measurement circuit and relay drive circuit respectively, temperature measurement circuit and output connection circuit are connected, impedance measurement circuit with relay drive circuit all through relay output matrix circuit with output connection circuit connects, output connection circuit with electrode socket connects.
Preferably, the internal electric clearance of the control box body is more than or equal to 2.4mm, and the creepage distance is more than or equal to 4mm.
Preferably, the electrode sockets are connected with the radio frequency electrodes by radio frequency electrode adapting cables, each said electrode socket comprises at least 16 contacts, and each said contact forms a unique connection with a contact on the radio frequency electrode.
Preferably, the internal resistance of each conductor in the radio-frequency electrode adaptation cable is not more than 5 Ω.
Preferably, the chip for measuring the impedance in the impedance measuring circuit adopts an AD5933 series chip, the measuring frequency is 30-500kHz, and the measuring precision is +/-3%.
Preferably, the temperature measuring circuit is provided with a thermocouple temperature measuring chip.
Preferably, the relay output matrix circuit is provided with at least 32 relays, and the relays adopt mechanical relays, solid-state relays, optical relays or magnetic reed relays.
Preferably, the central processing unit is connected with a host computer of the radio frequency treatment device through a connecting cable and establishes communication.
Preferably, the control box body is further provided with a TF (TransFlash) clamping groove, and the TF clamping groove is connected with the liquid crystal display screen.
Preferably, the electrode application modes of the control box comprise a bipolar application mode formed by two contacts on a single electrode, a bipolar application mode formed by four contacts on a single electrode, a bipolar application mode formed by one contact in each of two electrodes, and a bipolar application mode formed by two contacts in each of two electrodes.
The utility model discloses for prior art gain following beneficial technological effect:
the utility model provides a pair of medical external control box of reinforcing radio frequency therapy function, its one end is connected to the radio frequency electrode through purpose-made radio frequency electrode adaptation cable, and on one end was connected to the radio frequency therapy equipment, when the radio frequency thermosetting damage operation, only through the corresponding function of operation radio frequency therapy equipment, carried out the radio frequency therapy of a plurality of target treatment points to make the clinical practicality of radio frequency therapy equipment obtain reinforcing, also make some specific radio frequency therapy operation security and reliability obtain improving.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is an electrical schematic diagram of an external control box for enhancing the rf therapy function in medical use according to the present invention;
fig. 2 is a state diagram of an embodiment 1 of an external control box for enhancing the rf therapy function according to the present invention;
in the figure: 1: connecting a cable; 2: a control box body; 3: a liquid crystal display screen; 4: an electrode receptacle; 1': a radio frequency electrode; 2': a radio frequency electrode adaptation cable; 3': a radio frequency therapy device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a medical external control box who strengthens radio frequency therapy function to solve current radio frequency therapy equipment and can't directly use in the radio frequency application occasion that has a plurality of target treatment points, and the not high problem of radio frequency impedance measurement accuracy.
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the following detailed description.
Example 1:
the embodiment provides a medical external control box that strengthens radio frequency therapy function, as shown in fig. 1, including control box body 2, the upper surface of control box body 2 is equipped with liquid crystal display 3, the side of control box body 2 is equipped with the front panel, be equipped with at least one electrode socket 4 on the front panel, the inside of control box body 2 is equipped with the main control board, the main control board includes central processing unit and buffer circuit, central processing unit is connected with power conversion circuit, central processing unit still is connected with liquid crystal display 3 through liquid crystal display drive circuit, central processing unit is connected with temperature measurement circuit respectively, impedance measurement circuit and relay drive circuit, temperature measurement circuit is connected with the output connection circuit, impedance measurement circuit and relay drive circuit all are connected with the output connection circuit through relay output matrix circuit, the output connection circuit is connected with electrode socket 4.
Specifically, the metal shell of the control box body 2 is isolated from the internal circuit thereof by the isolation circuit, and the internal electric clearance of the control box body 2 is more than or equal to 2.4mm and the creepage distance is more than or equal to 4mm, so as to meet the requirements of the electrical safety standard of medical equipment.
Further, the electrode sockets 4 are used for being connected to the radio frequency electrode 1' through the radio frequency electrode adapting cable 2', each electrode socket 4 comprises at least 16 contacts, each contact forms a unique connection with the contact on the radio frequency electrode 1', and all the contacts are welded on the front panel and are isolated and disconnected from the functional ground of the internal circuit of the control box body 2.
Furthermore, the radio frequency electrode adapting cable 2 'is used as a matching accessory of the control box, the radio frequency electrode adapting cable has a plurality of specifications and models, one end of each radio frequency electrode adapting cable 2' is connected to the electrode socket 4 of the control box body 2, the other end of each radio frequency electrode adapting cable is connected to the connector of the radio frequency electrode 1 'of a specific brand, and the internal resistance of each conductor in the radio frequency electrode adapting cable 2' is not more than 5 omega.
Furthermore, the chip for precisely measuring the load impedance in the impedance measuring circuit adopts an AD5933 series chip, the measuring frequency is 30-500kHz, single frequency or complex frequency can be adopted, and the measuring precision is +/-3%.
Furthermore, the temperature measuring circuit is provided with a thermocouple temperature measuring chip which can be connected with the radio frequency electrode 1 'with the thermocouple for real-time temperature detection and return the temperature value to the host of the radio frequency treatment equipment 3'.
Further, the relay output matrix circuit is provided with a relay capable of switching a radio frequency output channel, the relay at least comprises 32 relays, and the relay can adopt a mechanical relay, a solid state relay, an optical relay or a magnetic reed relay.
Further, the central processor is connected with the host computer of the radio frequency treatment device 3 'through the connecting cable 1 according to a specific protocol and establishes real-time communication, so that all setting operations are carried out on the radio frequency treatment device 3'.
Further, still be equipped with the TF draw-in groove on the control box body 2, the TF draw-in groove is connected with liquid crystal display 3, need use special screwdriver to dismantle the metal baffle that covers during the use, can be used to liquid crystal display 3's procedure upgrading, and liquid crystal display 3 shows the current contact built-up connection condition and the current equipment state that sets up.
Further, the electrode application modes which can be realized by the control box through controlling the internal relay include a bipolar application mode formed by two contacts on a single electrode, a bipolar application mode formed by four contacts on a single electrode, a bipolar application mode formed by one contact in each of two electrodes, and a bipolar application mode formed by two contacts in each of two electrodes.
The utility model provides a pair of medical external control box who strengthens radio frequency therapy function, as shown in fig. 2, its application method is: the electrode socket 4 is electrically connected with a radio frequency electrode 1' through a radio frequency electrode adapting cable 2', the radio frequency electrode 1' is provided with a plurality of electrode contacts, the connecting cable 1 is electrically connected with a radio frequency treatment device 3', at the moment, the radio frequency treatment device 3' is communicated with the radio frequency electrode 1' through a control box body 2, when the radio frequency thermosetting damage operation is performed, the radio frequency treatment device 3' transmits the selected contact combination to the control box through the connecting cable 1, the control box controls a relay to be switched to a corresponding channel contact, the current contact combination is displayed on a liquid crystal display 3 of the control box, and the radio frequency treatment of a plurality of target treatment points is performed only by operating the corresponding function of the radio frequency treatment device, so that the clinical practicability of the radio frequency treatment device is enhanced, and the safety and reliability of some specific radio frequency treatment operations are also improved.
The utility model discloses the principle and the implementation mode of the utility model are explained by applying the concrete examples, and the explanation of the above examples is only used for helping to understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present description should not be construed as a limitation of the present invention.
Claims (10)
1. A medical external control box for enhancing the radio frequency therapy function is characterized in that: the liquid crystal display temperature-measuring device comprises a control box body, the upper surface of the control box body is provided with a liquid crystal display, the side of the control box body is provided with a front panel, at least one electrode socket is arranged on the front panel, a main control board is arranged inside the control box body and comprises a central processing unit and an isolation circuit, the central processing unit is connected with a power conversion circuit, the central processing unit is connected with the liquid crystal display through a liquid crystal display driving circuit, the central processing unit is connected with a temperature measuring circuit, an impedance measuring circuit and a relay driving circuit respectively, the temperature measuring circuit is connected with an output connection circuit, the impedance measuring circuit and the relay driving circuit are connected with the output connection circuit through a relay output matrix circuit, and the output connection circuit is connected with the electrode socket.
2. The medical enhanced radio frequency therapy functional external control box according to claim 1, characterized in that: the electric clearance in the control box body is more than or equal to 2.4mm, and the creepage distance is more than or equal to 4mm.
3. The medical enhanced radio frequency therapy functional external control box according to claim 1, characterized in that: the electrode sockets are connected with the radio-frequency electrodes through radio-frequency electrode adapting cables, each electrode socket comprises at least 16 contacts, and each contact forms unique connection with the contact on the radio-frequency electrodes.
4. The medical enhanced radio frequency therapy functional external control box according to claim 3, characterized in that: the internal resistance of each conductor in the radio-frequency electrode adaptation cable is not more than 5 omega.
5. The medical enhanced radio frequency therapy functional external control box according to claim 1, characterized in that: the chip for measuring the impedance in the impedance measuring circuit adopts AD5933 series chips, the measuring frequency is 30-500kHz, and the measuring precision is +/-3%.
6. The medical enhanced radio frequency therapy functional external control box according to claim 1, characterized in that: the temperature measuring circuit is provided with a thermocouple temperature measuring chip.
7. The medical enhanced radio frequency therapy functional external control box according to claim 1, characterized in that: the relay output matrix circuit is provided with at least 32 relays, and the relays adopt mechanical relays, solid-state relays, optical relays or magnetic reed relays.
8. The medical enhanced radio frequency therapy functional external control box according to claim 1, characterized in that: the central processor is connected with a host of the radio frequency treatment equipment through a connecting cable and establishes communication.
9. The medical enhanced radio frequency therapy functional external control box according to claim 1, characterized in that: the TF draw-in groove is further formed in the control box body, and the TF draw-in groove is connected with the liquid crystal display screen.
10. The medical enhanced radio frequency therapy functional external control box according to claim 1, characterized in that: the electrode application modes of the control box comprise a bipolar application mode formed by two contacts on a single electrode, a bipolar application mode formed by four contacts on the single electrode, a bipolar application mode formed by one contact on each of the two electrodes, and a bipolar application mode formed by two contacts on each of the two electrodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222249873.9U CN218870463U (en) | 2022-08-24 | 2022-08-24 | Medical external control box for enhancing radio frequency therapy function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222249873.9U CN218870463U (en) | 2022-08-24 | 2022-08-24 | Medical external control box for enhancing radio frequency therapy function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218870463U true CN218870463U (en) | 2023-04-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222249873.9U Active CN218870463U (en) | 2022-08-24 | 2022-08-24 | Medical external control box for enhancing radio frequency therapy function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218870463U (en) |
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2022
- 2022-08-24 CN CN202222249873.9U patent/CN218870463U/en active Active
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