CN111714158A

CN111714158A - Integrated endoscopic ultrasonic sensor

Info

Publication number: CN111714158A
Application number: CN202010511230.XA
Authority: CN
Inventors: 邓小娜
Original assignee: Shanghai Intic Industrial Co ltd
Current assignee: Eintec Technology Shanghai Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2020-09-29

Abstract

The invention discloses an integrated endoscopic ultrasonic sensor, which comprises an ultrasonic probe and a control part, wherein the ultrasonic probe is connected with the control part, the control part comprises a micro driving motor, a control circuit and a host, the ultrasonic probe is connected with the micro driving motor, the micro driving motor is connected with the control circuit, and the control circuit is connected with the host. By adopting the technical scheme, the more convenient and practical integrated endoscopic ultrasonic sensor is manufactured. The integrated endoscopic ultrasonic sensor inserts the miniature transducer into a body through a biopsy port of the electronic endoscope so as to approach a target organ, so that the surface morphology of a lesion can be directly observed, and the histological characteristics of each fault of the organ can be acquired through ultrasonic scanning, thereby not only enlarging the diagnosis range of the endoscope, but also improving the diagnosis capability of the endoscope and greatly reducing the misjudgment probability.

Description

Integrated endoscopic ultrasonic sensor

Technical Field

The invention particularly relates to an integrated endoscopic ultrasonic sensor.

Background

In clinical medicine research, endoscopes are more and more widely applied to clinical diagnosis and treatment, along with the development of modern technologies, the design of the endoscopes is more and more diversified and complicated, and the design and manufacture of the endoscopes are more humanized and intelligent by utilizing the modern high-precision technology. The traditional electronic endoscope belongs to the optical category, utilizes animation imaging to observe the surface characteristics of a diseased region, but cannot observe the interior of a diseased region and can only judge the diseased region by experience, so that the medical difficulty is increased, and the medical accident is caused by the easy misjudgment.

There is a need for a more convenient and practical integrated endoscopic ultrasonic sensor.

Disclosure of Invention

In order to solve the above problems, the present invention provides a more convenient and practical integrated endoscopic ultrasonic sensor. The existing electronic endoscope is improved, an ultrasonic sensor is integrated, and the internal part of an object is subjected to tissue structure imaging analysis.

The ultrasonic sensor integrated with the endoscope comprises an ultrasonic probe and a control part, wherein the ultrasonic probe is connected with the control part, the control part comprises a micro driving motor, a control circuit and a host, the ultrasonic probe is connected with the micro driving motor, the micro driving motor is connected with the control circuit, and the control circuit is connected with the host.

In the above scheme, the ultrasonic probe is an ultrasonic transducer, the ultrasonic transducer includes an optical endoscope and an acoustic endoscope, and the optical endoscope is arranged in the center of the acoustic endoscope.

In the above scheme, the ultrasonic transducer is internally provided with a lens, a matching layer, a wafer and a backing.

In the above scheme, the micro driving motor is used for controlling the detection direction of the ultrasonic probe.

In the above scheme, the control circuit includes an excitation echo processing circuit, an analog-to-digital converter and a PCI interface card, the excitation echo processing circuit is connected to the analog-to-digital converter, the analog-to-digital converter is connected to the PCI interface card, and the PCI interface card is connected to the host computer.

In the above scheme, the echo excitation processing circuit includes a signal acquisition circuit for transmitting and receiving feedback signals of the transducer, and sampling and amplifying the signals.

In the above scheme, the host comprises an integrated display module, a data analysis and test software module, a frequency modulation module and a recording module.

The invention has the advantages and beneficial effects that: the invention provides a more convenient and practical integrated endoscopic ultrasonic sensor. The integrated endoscopic ultrasonic sensor inserts the miniature transducer into a body through a biopsy port of the electronic endoscope so as to approach a target organ, so that the surface morphology of a lesion can be directly observed, and the histological characteristics of each fault of the organ can be acquired through ultrasonic scanning, thereby not only enlarging the diagnosis range of the endoscope, but also improving the diagnosis capability of the endoscope and greatly reducing the misjudgment probability.

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, 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 creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of an ultrasonic transducer of the present invention;

fig. 3 is a schematic circuit diagram of the present invention.

In the figure: 1. the ultrasonic probe 2, the control part 21, the micro drive motor 22, the control circuit 23, the host 11, the optical endoscope 12, the acoustic endoscope 221, the excitation echo processing circuit 222, the analog-to-digital converter 223, the PCI interface card 231, the integrated display module 232, the data analysis and test software module 233, the frequency modulation module 234 and the recording module

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1 and 3, the invention is an integrated endoscopic ultrasonic sensor, which comprises an ultrasonic probe 1 and a control part 2, wherein the ultrasonic probe 1 is connected with the control part 2, the control part 2 comprises a micro driving motor 21, a control circuit 22 and a host 23, the ultrasonic probe 1 is connected with the micro driving motor 21, the micro driving motor 21 is connected with the control circuit 22, and the control circuit 22 is connected with the host 23.

As shown in fig. 2, the ultrasonic probe 1 is an ultrasonic transducer, the ultrasonic transducer includes an optical endoscope 11 and an acoustic endoscope 12, and the optical endoscope 11 is disposed in the center of the acoustic endoscope 12. The optical endoscope 11 and the acoustic endoscope 12 can also work independently without mutual influence.

The ultrasonic transducer is internally provided with a lens, a matching layer, a wafer and a back lining.

The micro drive motor 21 is used to control the detection direction of the ultrasonic probe.

The control circuit 22 includes an excitation echo processing circuit 221, an analog-to-digital converter 222, and a PCI interface card 223, the excitation echo processing circuit 221 is connected to the analog-to-digital converter 222, the analog-to-digital converter 222 is connected to the PCI interface card 223, the PCI interface card 223 is connected to the host 23, and the analog-to-digital converter 222 performs conversion between an analog signal and a digital signal.

The echo excitation processing circuit 221 includes a signal acquisition circuit for transmitting and receiving feedback signals of the transducer, and performs sampling amplification on the signals to avoid signal distortion.

The host 23 includes an integrated display module 231, a data analysis testing software module 232, a frequency modulation module 233, and a recording module 234. For displaying, analyzing and recording data.

The integrated endoscopic ultrasonic sensor is based on electronic endoscope, and when the integrated endoscopic ultrasonic sensor is used, an ultrasonic probe is extended into a body cavity from a biopsy channel of the endoscope so as to be close to a target organ to be detected. The ultrasonic transducer is used for imaging as a sensing element, the ultrasonic transducer is excited to send out a signal to detect an object, then a received echo signal is converted into an electric signal to be output, the scanning direction of the probe is controlled by the miniature driving motor, and the received echo signal is processed by a circuit and transmitted to the host. In organ tissues, the acoustic impedance characteristics of tissues can modulate the propagation intensity of transmitted sound waves, and echo signals can be received to obtain images after the acoustic characteristics of the tissues are demodulated.

The ultrasonic endoscope is an upgrade of the electronic endoscope, and is characterized in that an ultrasonic probe sensor is added on the basis of the electronic endoscope, and three-dimensional images are displayed through linear scanning and sector scanning to acquire information of corresponding parts, so that the aim of examination and diagnosis is fulfilled. Different frequencies and activated apertures are configured to detect different sites. The ultrasonic endoscope can observe the pathological change state of the mucosal surface of the organ to be diagnosed through the endoscope, can perform ultrasonic scanning on the organ to be examined, and can fully collect the eyeground through the characteristic states of the wall and various tissues in the organ through the ultrasonic scanning, so that the ultrasonic endoscope has no any wound on a patient, and is time-saving and labor-saving.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. An integrated endoscopic ultrasonic sensor is characterized by comprising an ultrasonic probe and a control part, wherein the ultrasonic probe is connected with the control part, the control part comprises a micro driving motor, a control circuit and a host, the ultrasonic probe is connected with the micro driving motor, the micro driving motor is connected with the control circuit, and the control circuit is connected with the host.

2. The integrated endoscopic ultrasound transducer according to claim 1, wherein the ultrasound probe is an ultrasound transducer comprising an optical endoscope and an acoustic endoscope, the acoustic endoscope being centrally provided with an optical endoscope.

3. The integrated endoscopic ultrasound transducer according to claim 2, wherein said ultrasound transducer is provided with a lens, a matching layer, a wafer, and a backing.

4. The integrated endoscopic ultrasound transducer according to claim 2, wherein the micro drive motor is used to control the detection direction of the ultrasound probe.

5. The integrated endoscopic ultrasound transducer according to claim 2, wherein the control circuit comprises an excitation echo processing circuit, an analog-to-digital converter and a PCI interface card, the excitation echo processing circuit is connected to the analog-to-digital converter, the analog-to-digital converter is connected to the PCI interface card, and the PCI interface card is connected to the host computer.

6. The integrated endoscopic ultrasound transducer according to claim 5, wherein said excitation echo processing circuit comprises a signal acquisition circuit for transmitting and receiving feedback signals from the transducer, sampling and amplifying the signals.

7. The integrated endoscopic ultrasound transducer according to claim 2, wherein said host computer comprises an integrated display module, a data analysis testing software module, a frequency modulation module and a recording module.