CN219420763U - Medical equipment - Google Patents

Abstract

A medical device, a hardware interface for cooperating with a wired communication interface; the wired data unit is electrically connected with the hardware interface and is used for converting the data transmitted by the processor into wired data conforming to a preset wired communication protocol; the wireless data unit is used for converting the data transmitted by the processor into wireless data conforming to a preset wireless communication protocol; the detection circuit is used for generating a first signal when detecting that the hardware interface is connected with the wired communication interface, and generating a second signal when detecting that the hardware interface is connected with the wired communication interface; the switching circuit is used for responding to the first signal and connecting the processor with the wired data unit; for connecting the processor with the wireless data unit in response to the second signal; the one or more functional units are used for realizing medical functions preset by the medical equipment. Because the detection circuit detects whether the hardware interface is connected with the wired communication interface, the wireless communication or the wired communication can be automatically switched, so that the medical equipment can be more conveniently connected with other equipment in a communication way.

Description

Medical equipment

Technical Field

The application relates to the technical field of medical equipment, in particular to medical equipment.

Background

Medical devices generally refer to devices having specific medical functions, such as ultrasound devices that can ultrasonically image target tissue. In general, a medical device often needs to communicate with other external devices, for example, communicate with a host computer to process or display image data, for example, acquire detection data of other medical devices, and the like. The medical device and other devices usually communicate through a USB cable, but the wired connection through the cable is sometimes limited by the use place, and sometimes the communication connection cannot be completed due to the lack or damage of the cable, so that the communication between the medical device and other devices is affected.

Therefore, there is room for improvement in the communication methods of the current medical devices, and it is required to make the communication connection with other devices more convenient.

Disclosure of Invention

The medical equipment can automatically switch between wired communication and wireless communication, so that communication connection with other equipment is more convenient.

According to an aspect of the present application, there is provided in one embodiment a medical device capable of wired communication with a first device having a wired communication interface or wireless communication with a second device having a wireless communication interface, the medical device comprising a hardware interface, a wired data unit, a wireless data unit, a processor, a detection circuit, a switching circuit, and one or more functional units;

the hardware interface is used for being matched with the wired communication interface so as to establish wired communication connection with the first equipment;

the wired data unit is electrically connected with the hardware interface, and is used for converting the data transmitted by the processor into wired data conforming to a preset wired communication protocol and transmitting the wired data to the hardware interface when the wired data unit is connected with the processor; and/or converting the wired data which is received by the hardware interface and accords with a preset wired communication protocol into data which can be processed by a processor and transmitting the data to the processor;

the wireless data unit is used for converting the data transmitted by the processor into wireless data conforming to a preset wireless communication protocol when being connected with the processor, and transmitting the wireless data to the second equipment or other equipment; and/or converting the received wireless data conforming to the preset wireless communication protocol into data which can be processed by the processor and transmitting the data to the processor;

the detection circuit is used for generating a first signal when detecting that the hardware interface is connected with the wired communication interface, and generating a second signal when detecting that the hardware interface is connected with the wired communication interface;

the switching circuit is used for responding to a first signal and connecting the processor with the wired data unit; for interfacing the processor with the wireless data unit in response to a second signal;

the one or more functional units are used for realizing medical functions preset by the medical equipment.

In some embodiments, the detection circuit includes a transistor and a pull-up resistor, a control terminal of the transistor is used for being connected with a power terminal of the hardware interface, a first pole is connected in series with the pull-up resistor and then connected with a power source, a second pole is grounded, and a node between the first pole of the transistor and the pull-up resistor is used for generating the first signal or the second signal.

In some embodiments, the transistor is an N-type field effect transistor, the control of the transistor is a gate, the first is a drain, and the second is a source.

In some embodiments, when the wired communication interface is connected to the hardware interface, the transistor is turned on such that a node between a first pole of the transistor and a pull-up resistor outputs a low level as the first signal, and otherwise the transistor is turned off such that a node between the first pole of the transistor and the pull-up resistor outputs a high level as the second signal.

In some embodiments, the switching circuit includes an analog switch module having a first set of ports connected to the processor, a second set of ports connected to the wired data unit, and a third set of ports connected to the wireless data unit, the analog switch module being configured to communicate the first set of ports with the second set of ports in response to the first signal and to communicate the first set of ports with the third set of ports in response to the second signal.

In some embodiments, the hardware interface is a USB interface.

In some embodiments, the wired data unit comprises a USB module.

In some embodiments, the wireless data unit comprises a WiFi module or a bluetooth module.

In some embodiments, the processor is an FPGA processor.

In some embodiments, the one or more functional units comprise:

an ultrasonic probe;

a transmitting circuit for exciting the ultrasonic probe to transmit ultrasonic waves to a target tissue;

and the receiving circuit is used for controlling the ultrasonic probe to receive the echo of the ultrasonic wave so as to obtain an echo signal of the ultrasonic wave and transmitting the echo signal to the processor.

According to the medical device of the above embodiment, when the hardware interface is connected with the wired communication interface, the detection circuit generates the first signal, so that the processor controls the switching circuit to connect the processor with the wired data unit, and at this time, the medical device can be connected with an external device in a wired communication manner. When the medical equipment is not connected with the external equipment in a wired communication way, the detection circuit generates a second signal, so that the processor controls the switching circuit to connect the processor with the wireless data unit, and the medical equipment can be connected with the external equipment in a wireless communication way. Because the detection circuit detects whether the hardware interface is connected with the wired communication interface, the wireless communication or the wired communication can be automatically switched, so that the medical equipment can be more conveniently connected with other equipment in a communication way.

Drawings

FIG. 1 is a schematic diagram of a medical device according to one embodiment;

FIG. 2 is a circuit schematic of a hardware interface of an embodiment;

FIG. 3 is a schematic diagram of a wired data unit according to one embodiment;

FIG. 4 is a schematic circuit diagram of a detection circuit according to an embodiment;

FIG. 5 is a schematic diagram of a switching circuit according to an embodiment;

FIG. 6 is a circuit schematic of a processor of an embodiment;

fig. 7 is a schematic structural view of a medical device according to another embodiment.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings by way of specific embodiments. Wherein like elements in different embodiments are numbered alike in association. In the following embodiments, numerous specific details are set forth in order to provide a better understanding of the present application. However, one skilled in the art will readily recognize that some of the features may be omitted, or replaced by other elements, materials, or methods in different situations. In some instances, some operations associated with the present application have not been shown or described in the specification to avoid obscuring the core portions of the present application, and may not be necessary for a person skilled in the art to describe in detail the relevant operations based on the description herein and the general knowledge of one skilled in the art.

Furthermore, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments, and the operational steps involved in the embodiments may be sequentially exchanged or adjusted in a manner apparent to those skilled in the art. Accordingly, the description and drawings are merely for clarity of describing certain embodiments and are not necessarily intended to imply a required composition and/or order.

The numbering of the components itself, e.g. "first", "second", etc., is used herein merely to distinguish between the described objects and does not have any sequential or technical meaning. The terms "coupled" and "connected," as used herein, are intended to encompass both direct and indirect coupling (coupling), unless otherwise indicated.

In the utility model, whether the hardware interface has the wired communication interface can be automatically detected, and in the detection, the wired communication is automatically carried out with the first equipment with the wired communication interface, and conversely, the wireless communication can be carried out with the second equipment with the wireless communication interface, so that the communication connection with other equipment can be more conveniently carried out, and the automatic judgment is carried out without manual additional operation.

In some embodiments, a medical device is provided that may implement a preset medical function, such as an ultrasound detection function, that may be capable of wired communication with a first device having a wired communication interface or wireless communication with a second device having a wireless communication interface, if desired, to enable acquisition or processing of data by the first device or the second device. The first device and the second device may be the same device, i.e. have both a wired communication interface and a wireless communication interface, and may then be communicatively connected to the medical device via one of the interfaces. Referring to fig. 1, the medical device includes a hardware interface 10, a wired data unit 20, a wireless data unit 30, a processor 40, a detection circuit 50, a switching circuit 60, and one or more functional units 70, as described in detail below.

The hardware interface 10 is adapted to cooperate with the wired communication interface so that a wired communication connection can be established with the first device. Referring to fig. 2, in some embodiments, the hardware interface 10 may be a USB interface, so that after being matched with a corresponding USB interface, a wired communication connection with the first device is implemented. In some embodiments, the hardware interface 10 may also be some other communication interface, such as an RS485 interface, an RS232 interface, and so on.

The wired data unit 20 is electrically connected to the switching circuit 60 and the hardware interface 10, respectively. The wired data unit 20 is used for converting data, and when connected to the processor 40, the data transmitted by the processor 40 can be converted into wired data conforming to a preset wired communication protocol, and then transferred to the hardware interface 10. The wired data received by the hardware interface 10 and conforming to the preset wired communication protocol may also be converted into data that can be processed by the processor 40 and then transferred to the processor 40. Thus, after the conversion of the data by the wired data unit 20, a data transmission between the medical device and the first device can be achieved. In some embodiments, the wired data unit 20 needs to be matched with the hardware interface 10, and when the hardware interface 10 is a USB interface, please refer to fig. 3, the wired data unit 20 includes a USB module, and the USB module can convert data transmitted by the processor 40 into USB data and then transmit the USB data to the USB interface, or convert USB data received by the USB interface into data that can be processed by the processor 40 and then transmit the data to the processor 40.

The wireless data unit 30 is electrically connected to the switching circuit 60. The wireless data unit 30 is used for converting data, and when connected to the processor 40, converts the data transmitted by the processor 40 into wireless data conforming to a preset wireless communication protocol, and transmits the wireless data to a second device or other devices. The received wireless data conforming to the preset wireless communication protocol may also be converted into data that can be processed by the processor 40 and transferred to the processor 40. Therefore, after the data is converted by the wireless data unit 30, the data transmission between the medical device and the second device can be realized, and the medical device can also be simultaneously connected with other devices in a wireless communication way. In some embodiments, the wireless data unit 30 includes a WiFi module or a bluetooth module, for example, the WiFi module may convert data transmitted by the processor 40 into WiFi data and transmit the WiFi data to the second device or other devices, or may convert received WiFi data into data that can be processed by the processor 40 and transmit the data to the processor 40. In some embodiments, the wireless data unit 30 may also be other wireless modules, such as a 4/5G module, a ZigBee module, etc. In some embodiments, the WiFi module may take the model LBWA1UZ1GC-TEMP_10.

The detection circuit 50 is electrically connected to the hardware interface 10 and the processor 40, respectively. The detection circuit 50 is configured to detect whether the wired communication interface is connected to the hardware interface 10, and generate a first signal, such as a low level, when the wired communication interface is detected to be connected to the hardware interface 10, and generate a second signal, such as a high level, when the wired communication interface is detected to be connected to the hardware interface, where either the low level or the high level is transmitted to the processor 40.

The switching circuit 60 is connected to the processor 40, the wired data unit 20 and the wireless data unit 30, respectively. The switching circuit 60 connects the processor 40 to the wired data unit 20 and disconnects the processor 40 from the wireless data unit 30 in response to the first signal. Or in response to the second signal, connect the processor 40 with the wireless data unit 30 and disconnect the processor 40 from the wired data unit 20.

One or more functional units 70 are used to implement preset medical functions of the medical device. Wherein one or more of the functional units 70 communicates medical data acquired while performing a preset medical function to the processor 40.

The processor 40 is configured to process the medical data communicated by the one or more functional units 70 and upon receipt of the first signal, control the switching circuit 60 to connect the processor 40 with the wired data unit 20, which may then communicate the medical data to the first device via the hardware interface 10. Upon receipt of the second signal, the control switching circuit 60 connects the processor 40 with the wireless data unit 30 and may then wirelessly communicate the medical data to a second device or other device. In some embodiments, referring to FIG. 6, processor 40 employs an FPGA processor.

As can be seen from the above, when the wired communication interface is connected to the hardware interface 10, the detection circuit 50 generates the first signal, so that the processor 40 controls the switching circuit 60 to connect the processor 40 with the wired data unit 20, and the medical device can be connected with an external device in a wired communication manner, so that better data transmission quality can be satisfied. When the medical device is not connected with the external device in a wired communication manner, the detection circuit 50 generates a second signal, so that the processor 40 controls the switching circuit 60 to connect the processor 40 with the wireless data unit 30, and the medical device can be connected with the external device in a wireless communication manner, so that data transmission can be conveniently performed. Since the detection circuit 50 detects whether the hardware interface 10 is connected with the wired communication interface, the wireless communication or the wired communication can be automatically switched, so that the communication connection between the medical device and other devices can be more convenient.

Referring to fig. 4, in some embodiments, the detection circuit 50 includes a transistor Q2 and a pull-up resistor R191. The control end of the transistor Q2 is used for connecting to the power end of the hardware interface 10, the first pole of the transistor Q2 is connected in series with the pull-up resistor R191 and then connected to the power source, the second pole of the transistor Q2 is grounded, and the node between the first pole of the transistor Q2 and the pull-up resistor R191 is used for generating a low level or a high level. When the wired communication interface is connected to the hardware interface 10, the power supply terminal of the hardware interface 10 is supplied with power, so that the control terminal of the transistor Q2 is changed from a low level to a high level, and thus the transistor Q2 is turned on, and the node between the first pole of the transistor Q2 and the pull-up resistor R191 is pulled down to a low level. When the hardware interface 10 is not connected with the wired communication interface, the power supply terminal of the hardware interface 10 is at a low level, so the transistor Q2 is turned off, and the node between the first pole of the transistor Q2 and the pull-up resistor R191 is pulled up to a high level by the pull-up resistor R191.

In some embodiments, the transistor Q2 is an N-type field effect transistor, and the control electrode of the transistor Q2 is a gate electrode, the first electrode of the transistor Q2 is a drain electrode, and the second electrode of the transistor Q2 is a source electrode.

In some embodiments, the transistor may also be a P-type field effect transistor, and the control electrode of the transistor is a gate electrode, the first electrode of the transistor is a source electrode, and the second electrode of the transistor is a drain electrode. Wherein when the hardware interface 10 is connected with the wired communication interface, the transistor is turned off and the node between the first pole of the transistor and the pull-up resistor is pulled high. When the hardware interface 10 is not connected to a wired communication interface, the transistor is turned on and the node between the first pole of the transistor and the pull-up resistor is pulled low.

In some embodiments, the transistor may also employ an NPN transistor, and the control electrode of the transistor is a base electrode, the first electrode of the transistor is a collector electrode, and the second electrode of the transistor is an emitter electrode.

As can be seen from the above description, the detecting circuit 50 is configured to detect whether the wired communication interface is connected to the hardware interface 10 in real time, and when the wired communication interface is connected to the hardware interface, feedback the first signal to the processor 40. And conversely, the second signal is fed back to the processor 40. Thereby making it possible to

Referring to fig. 5, in some embodiments, the switching circuit 60 includes an analog switch module U12. The analog switch module U12 has a first set of ports connected to the processor 40, a second set of ports connected to the wired data unit 20, and a third set of ports connected to the wireless data unit 30. The analog switch module U12 is configured to communicate the first set of ports with the second set of ports and the first set of ports with the third set of ports in response to the first signal. And is further configured to cause the first set of ports to communicate with the third set of ports and the first set of ports to disconnect from the second set of ports in response to the second signal.

Referring to fig. 7, in some embodiments, the medical device in the above embodiments may be an ultrasound device, such as a palm ultrasound device. Correspondingly, the one or more functional units 70 include an ultrasound probe 72, a transmit circuit 74, and a receive circuit 76. Wherein the transmit circuit 74 is used to excite the ultrasound probe 72 to transmit ultrasound waves to the target tissue. The receiving circuit 76 is used for controlling the ultrasonic probe 72 to receive the echo of the ultrasonic wave, so as to obtain an echo signal of the ultrasonic wave, and transmit the echo signal to the processor 40.

The foregoing description of the utility model has been presented for purposes of illustration and description, and is not intended to be limiting. Several simple deductions, modifications or substitutions may also be made by a person skilled in the art to which the utility model pertains, based on the idea of the utility model.

Claims (10)

1. A medical device capable of wired communication with a first device having a wired communication interface or wireless communication with a second device having a wireless communication interface, the medical device comprising a hardware interface, a wired data unit, a wireless data unit, a processor, a detection circuit, a switching circuit, and one or more functional units;

the hardware interface is used for being matched with the wired communication interface so as to establish wired communication connection with the first equipment;

the wired data unit is electrically connected with the hardware interface, and is used for converting the data transmitted by the processor into wired data conforming to a preset wired communication protocol and transmitting the wired data to the hardware interface when the wired data unit is connected with the processor; and/or converting the wired data which is received by the hardware interface and accords with a preset wired communication protocol into data which can be processed by a processor and transmitting the data to the processor;

the wireless data unit is used for converting the data transmitted by the processor into wireless data conforming to a preset wireless communication protocol when being connected with the processor, and transmitting the wireless data to the second equipment or other equipment; and/or converting the received wireless data conforming to the preset wireless communication protocol into data which can be processed by the processor and transmitting the data to the processor;

the detection circuit is used for generating a first signal when detecting that the hardware interface is connected with the wired communication interface, and generating a second signal when detecting that the hardware interface is connected with the wired communication interface;

the switching circuit is used for responding to a first signal and connecting the processor with the wired data unit; for interfacing the processor with the wireless data unit in response to a second signal;

the one or more functional units are used for realizing medical functions preset by the medical equipment.

2. The medical device of claim 1, wherein the detection circuit comprises a transistor and a pull-up resistor, wherein a control terminal of the transistor is configured to be connected to a power terminal of a hardware interface, a first pole is connected in series with the pull-up resistor and then connected to a power source, a second pole is connected to ground, and a node between the first pole of the transistor and the pull-up resistor is configured to generate the first signal or the second signal.

3. The medical device of claim 2, wherein the transistor is an N-type field effect transistor, the control of the transistor being a gate, the first being a drain, and the second being a source.

4. The medical device of claim 2, wherein when the wired communication interface is connected to the hardware interface, the transistor is turned on such that a node between a first pole of the transistor and a pull-up resistor outputs a low level as the first signal, and otherwise the transistor is turned off such that a node between the first pole of the transistor and the pull-up resistor outputs a high level as the second signal.

5. The medical device of claim 1, wherein the switching circuit comprises an analog switch module having a first set of ports connected to the processor, a second set of ports connected to the wired data unit, and a third set of ports connected to the wireless data unit, the analog switch module being configured to place the first set of ports in communication with the second set of ports in response to the first signal and to place the first set of ports in communication with the third set of ports in response to the second signal.

6. The medical device of claim 1, wherein the hardware interface is a USB interface.

7. The medical device of claim 1, wherein the wired data unit comprises a USB module.

8. The medical device of claim 1, wherein the wireless data unit comprises a WiFi module or a bluetooth module.

9. The medical device of claim 1, wherein the processor is an FPGA processor.

10. The medical device of any one of claims 1-9, wherein the one or more functional units comprise:

an ultrasonic probe;

a transmitting circuit for exciting the ultrasonic probe to transmit ultrasonic waves to a target tissue;

and the receiving circuit is used for controlling the ultrasonic probe to receive the echo of the ultrasonic wave so as to obtain an echo signal of the ultrasonic wave and transmitting the echo signal to the processor.