CN114376625A - Biopsy data visualization system and biopsy device - Google Patents

Biopsy data visualization system and biopsy device Download PDF

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Publication number
CN114376625A
CN114376625A CN202210041585.6A CN202210041585A CN114376625A CN 114376625 A CN114376625 A CN 114376625A CN 202210041585 A CN202210041585 A CN 202210041585A CN 114376625 A CN114376625 A CN 114376625A
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biopsy
image
real
temperature
tissue
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李晨光
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Saien Medical Technology Lianyungang Co ltd
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Shanghai Lisheng Medical Technology Co ltd
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
    • A61B10/02—Instruments for taking cell samples or for biopsy
    • A61B10/0233—Pointed or sharp biopsy instruments
    • A61B10/0266—Pointed or sharp biopsy instruments means for severing sample
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/02—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
    • A61B34/20—Surgical navigation systems; Devices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
    • A61B2018/00577—Ablation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00636—Sensing and controlling the application of energy
    • A61B2018/00773—Sensed parameters
    • A61B2018/00791—Temperature
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00636—Sensing and controlling the application of energy
    • A61B2018/00904—Automatic detection of target tissue
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/02—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
    • A61B2018/0231—Characteristics of handpieces or probes
    • A61B2018/0262—Characteristics of handpieces or probes using a circulating cryogenic fluid
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/02—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
    • A61B2018/0293—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques using an instrument interstitially inserted into the body, e.g. needle
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
    • A61B34/20—Surgical navigation systems; Devices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
    • A61B2034/2046—Tracking techniques
    • A61B2034/2065—Tracking using image or pattern recognition
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
    • A61B34/20—Surgical navigation systems; Devices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
    • A61B2034/2068—Surgical navigation systems; Devices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis using pointers, e.g. pointers having reference marks for determining coordinates of body points

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Abstract

The present application relates to a biopsy data visualization system and a biopsy device, the biopsy data visualization system comprising a computer control system, and: a tissue marker for marking a lesion location; the radiography system is used for radiography of the focus tissues, acquiring focus position images and biopsy sampling image data in real time and sending the focus position images and the biopsy sampling image data to the computer control system; the temperature sensing system is used for acquiring the real-time temperature of the lesion tissue and/or the cutting sleeve and/or the cryogenic cooling adhesion probe and sending the real-time temperature to the computer control system; a display for receiving and displaying the lesion location image and biopsy sampling image data and real-time temperature data. Through the radiography and the temperature monitoring of the focus tissue, the action, the temperature parameter and the like in the biopsy process can be visually processed, so that a doctor can obtain effective data feedback, know the position of the focus tissue in real time and carry out the operation process of biopsy sampling on the focus, and the accuracy of low-temperature biopsy sampling is improved.

Description

Biopsy data visualization system and biopsy device
Technical Field
The application relates to the technical field of data visualization, in particular to a biopsy data visualization system and a biopsy device.
Background
Biopsy or biopsy is an important tool for diagnosing cancer masses, preliminary exacerbation conditions, and other diseases and disorders in patients.
In the conventional biopsy technology, a technical means of taking a biopsy sample of a lesion tissue by using a low-temperature biopsy needle is popular. Rotary core biopsy is generally performed using an adhesion probe having a liquid cryogen, and as disclosed in the patent publication CN100571649C, a rotary core biopsy device having a liquid cryogen adhesion probe is provided. The device includes a probe having a configuration that allows a surgeon to secure a suspicious mass or tumor in lesion tissue during a biopsy procedure; the probe is provided with a rigid tube and a sharp tip; to secure the tumor to the probe, the surgeon pierces the tumor with the distal tip; compressed gas is supplied through the coolant supply conduit system to deliver a cool blast into the biopsy instrument and coolant is directed through the conduit system extending within the rigid tube of the probe to the distal tip to cool the distal tip, and the tumor is then attached to the cooled probe; and finally, obtaining the tumor sample core through a cutting sleeve of the coring device.
In the process of implementing the technology, the applicant finds that the following technical problems exist:
during the biopsy process, in the stage of fixing the suspicious block or the tumor by using the probe in the lesion tissue and the stage of sampling by using the tip to pierce the tumor, no real-time monitoring and feedback are performed on the physical data value and the motion characteristic of the instrument or the pathological symptoms of the lesion tissue, so that effective data feedback cannot be obtained in the sampling process. Therefore, for this situation, it is necessary to perform visualization processing on the image, which facilitates the sampling processing process and improves the sampling accuracy.
Disclosure of Invention
In view of the above, the present application proposes a biopsy data visualization system and a biopsy device, which have solved the technical drawbacks of the above-mentioned publications.
In a first aspect of the present application, a biopsy data visualization system is provided, including a computer control system, and further including:
a tissue marker for marking a lesion location;
the radiography system is used for radiography of the focus tissues, acquiring focus position images and biopsy sampling image data in real time and sending the focus position images and the biopsy sampling image data to the computer control system;
the temperature sensing system is used for acquiring the real-time temperature of the lesion tissue and/or the cutting sleeve and/or the cryogenic cooling adhesion probe and sending the real-time temperature to the computer control system;
a display for receiving and displaying the lesion location image and biopsy sampling image data and real-time temperature data;
the radiography system, the temperature sensing system and the display are respectively in communication connection with the computer control system.
As an alternative embodiment of the present application, optionally, the tissue marker is made of a material that is visualized under the radiation of the imaging system.
As an optional embodiment of the present application, optionally, the contrast system comprises:
the image acquisition module is used for acquiring and sending the photographic image in real time;
the image processing module is used for receiving the contrast image and preprocessing the contrast image through an image preprocessing algorithm to obtain a preprocessed contrast image; and digitally encrypting the preprocessed contrast image and transmitting the image;
and the image storage module is used for receiving and storing the digital encrypted image and sending the digital encrypted image to the computer control system through a digital encryption channel.
As an optional embodiment of the present application, optionally, the temperature sensing system comprises:
the temperature detection chip is arranged on the focal tissue and/or the cutting sleeve and/or the cryogenic cooling adhesion probe and is used for correspondingly acquiring and sending real-time temperature data;
and the communication chip is electrically connected with the temperature detection chip and is used for receiving the real-time temperature data and sending the real-time temperature data to the computer control system.
This application second aspect provides a biopsy device, including shell and pneumatic system, pneumatic system locates in the shell, still include:
the biopsy data visualization system is used for real-time image radiography and guiding biopsy sampling;
the cryogenically-cooled adhesion probe is used for moving to a focus position and cryogenically cooling and fixing the focus under the assistance of the biopsy data visualization system;
the cutting sleeve is used for moving to the position of the fixed lesion and carrying out low-temperature biopsy sampling under the assistance of the biopsy data visualization system;
the cryogenic cooling adhesion probe is coaxially and movably arranged in the cutting sleeve and is driven by the pneumatic system.
As an optional embodiment of the present application, optionally, the method further includes:
a delivery needle for delivering a tissue marker in the biopsy data visualization system to the focal tissue location with the assistance of the biopsy data visualization system; and after the biopsy is finished, moving the tissue marker in the biopsy data visualization system out of the body surface from the lesion tissue position with the assistance of the biopsy data visualization system.
As an optional embodiment of the present application, optionally, the material of the delivery needle or the needle tip of the delivery needle is a material which is visualized under the contrast system of the biopsy data visualization system.
As an optional embodiment of the present application, optionally, the method further includes:
a biopsy instrument sealingly fitted within the mounting cavity of the housing, the cutting cannula sealingly fitted within the cutting cannula;
the tank is fixedly arranged on the shell;
the compressed gas tank is matched in the tank cylinder;
the valve group is arranged and fixedly arranged on the shell, the input end of the valve group is connected with the compressed gas tank, and the output end of the valve group is connected with the pneumatic system.
As an optional embodiment of the present application, optionally, the method further includes:
a pierce pin connector provided at a passage between the canister and the valve block, a gas outlet of the compressed gas tank being fitted on the pierce pin connector;
releasing compressed gas into the valve block by the pierce pin connector piercing a gas outlet of the compressed gas tank when the compressed gas tank is mated within the canister.
As an optional implementation scheme of this application, optionally, pneumatic system is servo drive system, including computer control system, battery, motor and gear box, and the battery electricity respectively is connected computer control system and motor, the motor is connected the gear box, the output is located just keep at the uniform velocity rotating on the gear box.
The technical effects of this application:
this scheme includes computer control system, and: a tissue marker for marking a lesion location; the radiography system is used for radiography of the focus tissues, acquiring focus position images and biopsy sampling image data in real time and sending the focus position images and the biopsy sampling image data to the computer control system; the temperature sensing system is used for acquiring the real-time temperature of the lesion tissue and/or the cutting sleeve and/or the cryogenic cooling adhesion probe and sending the real-time temperature to the computer control system; a display for receiving and displaying the lesion location image and biopsy sampling image data and real-time temperature data. The focus is positioned by the tissue marker, and the focus tissue radiography imaging and temperature monitoring are carried out, so that the action, temperature parameters and the like in the biopsy process can be visually processed, a doctor can obtain effective data feedback, the position of the focus tissue is known in real time, the operation process of biopsy sampling is carried out on the focus, and the accuracy of low-temperature biopsy sampling is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments, features, and aspects of the application and, together with the description, serve to explain the principles of the application.
FIG. 1 shows a schematic composition diagram of a biopsy data visualization system of the present application;
FIG. 2 shows a schematic structural view of the present application in place of a tissue marker;
fig. 3 shows a schematic cross-sectional structural view of a biopsy needle of the present application.
Detailed Description
Various exemplary embodiments, features and aspects of the present application will be described in detail below with reference to the accompanying drawings. In the drawings, like reference numbers can indicate functionally identical or similar elements. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.
It will be understood, however, that the terms "central," "longitudinal," "lateral," "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing or simplifying the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.
Furthermore, in the following detailed description, numerous specific details are set forth in order to provide a better understanding of the present application. It will be understood by those skilled in the art that the present application may be practiced without some of these specific details. In some instances, methods, means, elements and circuits that are well known to those skilled in the art have not been described in detail so as not to obscure the present application.
Example 1
According to the technology, the focus tissue is positioned by arranging a tissue marker in the focus tissue, and the focus tissue is subjected to radiography imaging and temperature monitoring, so that the focus tissue position, the action and temperature parameters of the biopsy process and the like can be visually processed, a doctor can obtain effective data feedback, know the focus tissue position in real time, perform the operation process of biopsy sampling on the focus, and improve the accuracy of low-temperature biopsy sampling.
As shown in fig. 1, the present application provides a biopsy data visualization system according to a first aspect of the present application, including a computer control system, further including:
a tissue marker for marking a lesion location; the tissue marker may be metallic Ti which is readily detected by a contrast system for imaging to show the specific location of lesion tissue. By placing tissue markers, lesion repositioning during late treatment can be avoided, and by imaging systems such as ultrasound, Magnetic Resonance Imaging (MRI) or x-ray, marker locations can be detected, locating biopsies. As shown in FIG. 2, a cylindrical tissue marker 101 with barbs on the outer surface is placed in a lesion 103 through a delivery needle 102. In this embodiment, the specific shape of the tissue marker is not limited herein.
The radiography system is used for radiography of the focus tissues, acquiring focus position images and biopsy sampling image data in real time and sending the focus position images and the biopsy sampling image data to the computer control system; the radiography system is mainly used for imaging the tissue markers of the focal tissues, and the imaged images are sent to the display for real-time display after being sent to the computer control system for processing, so that doctors can know the positions of the focal tissues in real time conveniently. The imaging system also images steps in a multi-process procedure, allowing real-time imaging of tissue markers in tissue with the delivery needle, cutting cannulas, probes for biopsies, etc. Accordingly, it is necessary to use a special material for the tip of the cutting cannula and the tip of the penetrating section to which the probe is attached, which material can be identified by imaging. In this embodiment, metallic titanium is preferable. Therefore, the radiography system can be used for radiography in the front and back stages of biopsy, visual biopsy operation is realized, and a doctor can conveniently identify the position and perform accurate biopsy.
The temperature sensing system is used for acquiring the real-time temperature of the lesion tissue and/or the cutting sleeve and/or the cryogenic cooling adhesion probe and sending the real-time temperature to the computer control system; in this embodiment, the temperature values of the lesion tissue, the biopsy needle, and the like need to be known in real time, so as to facilitate the control of the temperature environment required by a series of operations in the biopsy process. For example, the acquisition of the temperature of the focal tissue can enable a doctor to know the pathological temperature of the focal tissue, so that the doctor can conveniently control the cooling time of the cooling gas output by the starting system, change the cooling time and the like; the real-time temperature monitoring of the cutting sleeve and/or the low-temperature cooling adhesion probe can be convenient for judging whether the temperature of sampling the focus tissues by the sampling facilities is proper or not, and the influence of insufficient cooling temperature on cell activity is avoided. The temperature sensing system needs a tiny temperature detection chip facility or a temperature sensing probe, and the like, and only needs to meet the temperature detection requirement of biopsy.
A display for receiving and displaying the lesion location image and biopsy sampling image data and real-time temperature data; the contrast system sends the display to show to the influence data of biopsy process after through computer processing, and the doctor of being convenient for knows the specific information of biopsy process in real time, and the accurate biopsy sample is carried out to the focus.
The radiography system, the temperature sensing system and the display are respectively in communication connection with the computer control system.
As an alternative embodiment of the present application, optionally, the tissue marker is made of a material that is visualized under the radiation of the imaging system. In this embodiment, the tissue marker is preferably Ti.
As an optional embodiment of the present application, optionally, the contrast system comprises:
the image acquisition module is used for acquiring and sending the photographic image in real time;
the image processing module is used for receiving the contrast image and preprocessing the contrast image through an image preprocessing algorithm to obtain a preprocessed contrast image; and digitally encrypting the preprocessed contrast image and transmitting the image;
and the image storage module is used for receiving and storing the digital encrypted image and sending the digital encrypted image to the computer control system through a digital encryption channel.
In this embodiment, the contrast system is preferably an ultrasonic imaging system, the image acquisition module is an image data acquisition facility of the ultrasonic imaging system, and may be an acquisition circuit composed of a piezoelectric transducer, an electronic circuit, a processing chip, and the like, and the contrast image is preprocessed by the processing chip by using an image preprocessing algorithm to obtain a preprocessed contrast image; and carrying out image digital encryption on the preprocessed contrast images, and transmitting the images. The specific specifications and selections of the piezoelectric transducer, the electronic circuit and the processing chip are not limited in the present place, the user can make combination selection according to the requirements, and the interface of the processing chip is not limited in the same way.
The image processing module can be replaced by image processing software, and the contrast image is preprocessed through an image preprocessing algorithm to obtain a preprocessed contrast image; and digitally encrypting the preprocessed contrast image and transmitting the image; the image storage module only needs to adopt an electronic storage facility, and can be a ROM or a cloud storage, and the image storage module is not limited in this place.
Since medical image data is confidential data, a technique of digitally encrypting an image is used to process and store a processed image. When the terminal facility needs to call the image data, the image data needs to be acquired through the authority authentication and digital encryption and decryption mode, and the authority authentication and decryption mode for acquiring the digital encrypted image does not need to be detailed here.
As an optional embodiment of the present application, optionally, the temperature sensing system comprises:
the temperature detection chip is arranged on the focal tissue and/or the cutting sleeve and/or the cryogenic cooling adhesion probe and is used for correspondingly acquiring and sending real-time temperature data;
and the communication chip is electrically connected with the temperature detection chip and is used for receiving the real-time temperature data and sending the real-time temperature data to the computer control system.
In this embodiment, a temperature detection chip is mounted on each of the tissue marker of the lesion tissue, the cutting end of the cutting cannula, and the end of the cryogenically cooled adhesion probe to obtain respective working temperatures; meanwhile, a communication chip is attached to send the temperature data in real time, and the specific selection of the communication chip is determined by a user and is not limited in the place.
In this embodiment, if an ultrasound imaging system is adopted, a matching DICOM (digital imaging and communications in medicine) may be adopted for communication.
The modules or steps of the present invention may be implemented by a general purpose computing device, they may be centralized on a single computing device or distributed over a network of multiple computing devices, and they may alternatively be implemented by program code executable by a computing device, such that they may be stored in a memory device and executed by a computing device, or they may be separately fabricated into various integrated circuit modules, or multiple modules or steps thereof may be fabricated into a single integrated circuit module. Thus, the present invention is not limited to any specific combination of hardware and software.
Therefore, the invention can position the focus through the tissue marker, and can carry out visualization processing on the action, temperature parameter and the like in the biopsy process through the radiography and the temperature monitoring of the focus tissue, so that a doctor can obtain effective data feedback, know the position of the focus tissue in real time and carry out the operation process of biopsy sampling on the focus, and the accuracy of low-temperature biopsy sampling is improved.
Example 2
Based on the biopsy data visualization system of embodiment 1, this embodiment combines the technique disclosed in publication No. CN100571649C, and the biopsy data visualization system is used in cooperation with the biopsy.
The second aspect of the present application provides a biopsy device, which comprises a housing 1 and a pneumatic system, wherein the pneumatic system is arranged in the housing 1.
As shown in fig. 3, in the present embodiment, the biopsy device further includes:
the biopsy data visualization system is used for real-time image radiography and guiding biopsy sampling;
the cryogenically-cooled adhesion probe is used for moving to the position of a lesion 103 and cryogenically cooling and fixing the lesion under the assistance of the biopsy data visualization system;
a cutting sleeve 17 for moving to the position of the fixed lesion 103 and performing low-temperature biopsy sampling with the assistance of the biopsy data visualization system;
the cryogenic cooling adhesion probe is coaxially and movably arranged in the cutting sleeve and is driven by the pneumatic system.
As an optional embodiment of the present application, optionally, the method further includes:
a delivery needle 102 for delivering a tissue marker 101 in the biopsy data visualization system to the lesion 103 tissue location with the assistance of the biopsy data visualization system; and after the biopsy is finished, moving the tissue marker in the biopsy data visualization system out of the body surface from the lesion tissue position with the assistance of the biopsy data visualization system. The specific type of delivery needle 102 is not limiting herein.
As an optional embodiment of the present application, optionally, the material of the delivery needle or the needle tip of the delivery needle is a material which is visualized under the contrast system of the biopsy data visualization system. Preferably Ti.
As an optional embodiment of the present application, optionally, the method further includes:
a biopsy instrument 16 sealingly fitted within the mounting cavity of the housing 1, the cutting cannula 17 sealingly fitted within the biopsy instrument 16;
the tank 5 is fixedly arranged on the shell;
a compressed gas tank 18 fitted in the canister 5;
and the valve group 15 is arranged and fixedly arranged on the shell 1, the input end of the valve group is connected with the compressed air tank 18, and the output end of the valve group is connected with the pneumatic system.
As an optional embodiment of the present application, optionally, the method further includes:
a pierce pin connector 4 provided at a passage between the canister and the valve block, a gas outlet of the compressed gas tank being fitted on the pierce pin connector;
releasing compressed gas into the valve block by the pierce pin connector piercing a gas outlet of the compressed gas tank when the compressed gas tank is mated within the canister.
As shown in fig. 3, in this embodiment, the housing 1 further includes:
the air inlet end 10 is arranged at the right end of the shell 1, is communicated with a piston cylinder of the biopsy instrument 16 through a pipeline and provides aerodynamic force for driving the motion of the adhesion probe; the inlet air is converted into the motion force of the screw rod through the piston cylinder body, so that the air of the screw rod enters the piston cylinder body through the air inlet end 10 to drive the screw rod to move. Through air current circulation, the reciprocating motion of the screw rod can be realized.
An air inlet hole, which is arranged on the biopsy instrument 16 and guides the cooling liquid output by the cooling agent supply pipeline system into the adhesion probe through a pipeline; the cooling gas is distributed partly through the valve block for cooling of the adhesion probe and partly through the valve block for pneumatic power for cutting the cannula, which in turn enters the lesion 103 tissue for cooling sampling.
The valve 6 is arranged on the valve group 15, and a first air inlet pipe 3 and a second air inlet pipe 7 are connected in parallel on the valve group; the gas outlet end of the first gas inlet pipe 3 is connected into the shell 1 and is communicated with a gas inlet on an adhesion probe to provide cooling gas for the adhesion probe; the second air inlet pipe 7 is connected with the air inlet end 10 and provides pneumatic air for the cutting sleeve; the outlet of the valve group 15 is opened and closed by a screw rod driven by a motor, after the valve group is opened, gas reaches the valve 6 through the gas pipe 8 and is distributed to the first gas inlet pipe 3 and the second gas inlet pipe 7, respective gas circulating systems are used for cooling and guiding, the gas outlet end of the first gas inlet pipe 3 is connected into the shell 1 and is communicated with the gas inlet to provide cooling gas attached with the probe; the second air inlet pipe 7 is connected with the air inlet end 10 and provides pneumatic air for the adhesion probe. And an air pipe 8 connected between the valve group 15 and the valve 6.
As an optional implementation scheme of this application, optionally, pneumatic system is servo drive system, including computer control system, battery, motor and gear box, and the battery electricity respectively is connected computer control system and motor, the motor is connected the gear box, the output is located just keep at the uniform velocity rotating on the gear box.
The specific structure and the supporting pneumatic facilities of the pneumatic system are disclosed in the above-mentioned patent publications, and are not described in detail herein.
The biopsy data visualization system described in embodiment 1 is used to perform a low-temperature biopsy sampling by mounting corresponding temperature sensing chips, communication chips, and the like on corresponding parts of the biopsy device shown in fig. 3 in advance, and matching with a contrast system, a display, and the like; and adjusting the output and the temperature of the low-temperature cooling gas according to the temperature data.
Having described embodiments of the present application, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.

Claims (10)

1. A biopsy data visualization system, comprising a computer control system, and further comprising:
a tissue marker for marking a lesion location;
the radiography system is used for radiography of the focus tissues, acquiring focus position images and biopsy sampling image data in real time and sending the focus position images and the biopsy sampling image data to the computer control system;
the temperature sensing system is used for acquiring the real-time temperature of the lesion tissue and/or the cutting sleeve and/or the cryogenic cooling adhesion probe and sending the real-time temperature to the computer control system;
a display for receiving and displaying the lesion location image and biopsy sampling image data and real-time temperature data;
the radiography system, the temperature sensing system and the display are respectively in communication connection with the computer control system.
2. The biopsy data visualization system of claim 1, wherein the tissue marker is of a material that is visualized under the contrast system.
3. The biopsy data visualization system of claim 1, wherein the visualization system comprises:
the image acquisition module is used for acquiring and sending the photographic image in real time;
the image processing module is used for receiving the contrast image and preprocessing the contrast image through an image preprocessing algorithm to obtain a preprocessed contrast image; and digitally encrypting the preprocessed contrast image and transmitting the image;
and the image storage module is used for receiving and storing the digital encrypted image and sending the digital encrypted image to the computer control system through a digital encryption channel.
4. The biopsy data visualization system of claim 1, wherein the temperature sensing system comprises:
the temperature detection chip is arranged on the focal tissue and/or the cutting sleeve and/or the cryogenic cooling adhesion probe and is used for correspondingly acquiring and sending real-time temperature data;
and the communication chip is electrically connected with the temperature detection chip and is used for receiving the real-time temperature data and sending the real-time temperature data to the computer control system.
5. The utility model provides a biopsy device, includes shell and pneumatic system, pneumatic system locates in the shell, its characterized in that still includes:
the biopsy data visualization system of any one of claims 1-4, for real-time image visualization, guiding biopsy sampling;
the cryogenically-cooled adhesion probe is used for moving to a focus position and cryogenically cooling and fixing the focus under the assistance of the biopsy data visualization system;
the cutting sleeve is used for moving to the position of the fixed lesion and carrying out low-temperature biopsy sampling under the assistance of the biopsy data visualization system;
the cryogenic cooling adhesion probe is coaxially and movably arranged in the cutting sleeve and is driven by the pneumatic system.
6. The biopsy device of claim 5, further comprising:
a delivery needle for delivering a tissue marker in the biopsy data visualization system to the focal tissue location with the assistance of the biopsy data visualization system; and after the biopsy is finished, moving the tissue marker in the biopsy data visualization system out of the body surface from the lesion tissue position with the assistance of the biopsy data visualization system.
7. The biopsy device of claim 6, wherein the delivery needle or the tip portion of the delivery needle is made of a material that is visualized under the contrast system of the biopsy data visualization system.
8. The biopsy device of claim 6 or 7, further comprising:
a biopsy instrument sealingly fitted within the mounting cavity of the housing, the cutting cannula sealingly fitted within the cutting cannula;
the tank is fixedly arranged on the shell;
the compressed gas tank is matched in the tank cylinder;
the valve group is arranged and fixedly arranged on the shell, the input end of the valve group is connected with the compressed gas tank, and the output end of the valve group is connected with the pneumatic system.
9. The biopsy device of claim 8, further comprising:
a pierce pin connector provided at a passage between the canister and the valve block, a gas outlet of the compressed gas tank being fitted on the pierce pin connector;
releasing compressed gas into the valve block by the pierce pin connector piercing a gas outlet of the compressed gas tank when the compressed gas tank is mated within the canister.
10. The biopsy device of claim 8, wherein the pneumatic system is a servo-driven system, and comprises a computer control system, a battery, a motor, and a gear box, the battery is electrically connected to the computer control system and the motor, respectively, the motor is connected to the gear box, and the output end is disposed on the gear box and keeps rotating at a constant speed.
CN202210041585.6A 2022-01-14 2022-01-14 Biopsy data visualization system and biopsy device Pending CN114376625A (en)

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