CN219439368U - Guiding device matched with transrectal biplane ultrasonic probe for puncture biopsy - Google Patents
Guiding device matched with transrectal biplane ultrasonic probe for puncture biopsy Download PDFInfo
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- CN219439368U CN219439368U CN202320841441.9U CN202320841441U CN219439368U CN 219439368 U CN219439368 U CN 219439368U CN 202320841441 U CN202320841441 U CN 202320841441U CN 219439368 U CN219439368 U CN 219439368U
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- needle
- probe
- transrectal
- biplane
- puncture
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Abstract
The utility model relates to the technical field of surgical auxiliary instruments, in particular to a guiding device matched with puncture biopsy of a transrectal biplane ultrasonic probe, which is mainly used for puncture biopsy of lower-middle section tumor of rectum and specifically comprises the following steps: one end of the probe connecting main body is a probe connecting end, and the guide part is detachably connected to the mounting side of the probe connecting main body; the guiding component comprises a protective sheath which is arranged along the length direction of the probe connecting main body; the guide part forms a hollow needle walking area, and a guide groove part is formed at one end far away from the ultrasonic linear array probe; the puncture needle can penetrate through the guide groove portion and reach the target area, and the puncture needle forms an adjustment space with the guide groove portion in the longitudinal direction when passing through the guide groove portion. The device can realize direct puncture and material collection in transrectal biplane probe scanning, does not damage normal skin mucous membrane and deep part of rectal wall at focus on the path, and realizes the function of longitudinal puncture along the rectal wall.
Description
Technical Field
The utility model relates to the technical field of surgical auxiliary instruments, in particular to a guide device matched with puncture biopsy of a transrectal biplane ultrasonic probe, which is mainly used for puncture biopsy of lower-middle section tumor of rectum.
Background
In the current clinical types, the tumor types of the middle and lower sections of the rectum are more, and the identification of benign and malignant diseases plays an important role in the selection and prognosis of the treatment mode;
in the current mode, forceps are directly used for taking biopsy through an enteroscope, so that the cost of time and time are high for patients;
the transrectal biplane probe has the capability of forming two scanning sections of a convex array and a linear array, can more accurately position an anatomical position in the rectal scanning process, obtain more information, clearly show various occupancy lesions in the middle and lower sections of the rectum and the anal canal, can evaluate the infiltration degree of the lesions and the presence or absence of lymph node metastasis, and has the effect equivalent to or even better than that of MRI in the T stage of the rectal cancer of the middle and lower sections;
compared with other examinations, the ultrasonic operation is simpler and more convenient, is practical, and has good repeatability and high safety;
at present, the guidance of a transrectal biplane probe is mainly used in transperineal prostate puncture biopsy, anal canal tumor is convenient to directly look at, a specimen can be obtained under an anoscope for pathological examination, the tumor at the middle and lower section of the rectum is smaller at early stage and is flat, and the end scanning probe has limited display capability and is not suitable for guiding small space occupation lesions on the puncture rectum wall;
the line scanning mode in the transrectal biplane probe can easily identify the tiny flat tumor on the rectal wall;
based on the above, there is a need in the art to propose a guiding device for needle biopsy of a tumor in the middle and lower section of the rectum in combination with a transrectal biplane ultrasound probe, so that a pathological specimen of such a patient can be obtained simply, conveniently and rapidly.
Disclosure of Invention
The utility model aims to solve the technical problem that the prior art lacks a detection instrument for realizing puncture biopsy by conveniently and directly matching ultrasonic detection with the middle and lower sections of a rectum, and provides a guiding device matched with puncture biopsy of a transrectal biplane ultrasonic probe.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
a guiding device for a transrectal biplane ultrasound probe needle biopsy, an ultrasound linear array probe, comprising:
the probe connecting body is provided with a probe connecting end at one end, the probe connecting end is connected with the ultrasonic linear array probe, and the ultrasonic linear array probe can detect a focus of a target area;
a guide member detachably attached to an attachment side of the probe attachment body;
the guide member includes a protective sheath disposed along a length of the probe connecting body;
the guide part forms a hollow needle walking area, and a guide groove part is formed at one end far away from the ultrasonic linear array probe;
the puncture needle can penetrate through the guide groove portion and reach the target area, and the puncture needle forms an adjustment space with the guide groove portion in the longitudinal direction when passing through the guide groove portion.
Specifically, the guiding component comprises a shell part with an arc-shaped interface;
the shell part comprises a connecting bottom plate;
the protective sheath is connected with the connecting bottom plate and serves as an arc surface formed on the outer side of the shell part.
Specifically, the connection base plate and the protective sheath configure the needle running area.
Specifically, the protective sheath is obliquely arranged from the first side of the connection base plate to the second side of the connection base plate, so that the volume of the needle running area is uniformly enlarged from the first side of the connection base plate to the second side of the connection base plate.
Specifically, the second side of the connecting bottom plate and the second side of the protective sheath are connected through a needle outlet plate;
the needle outlet plate is provided with a needle outlet hole;
the exit pinhole is adjacent to the target area.
Specifically, the first side of the connection base plate and the first side of the protective sheath are connected through a connection part;
the connection part includes:
the first side of the connecting body is in an arc-shaped structure when seen in a cross-section direction.
Specifically, the connection body is formed with:
the needle feeding device comprises a needle feeding hole and a needle feeding cavity communicated with the needle feeding hole;
the needle moving cavity is connected with the needle moving area;
the needle inlet hole penetrates through the arc-shaped structure of the connecting body.
Specifically, the unfolding plane of the needle inlet hole is in a runway shape.
Specifically, the longitudinal height of the needle inlet hole is smaller than that of the needle running cavity.
Specifically, the connecting body and the needle outlet plate are respectively provided with a mounting block;
the mounting block is provided with a mounting screw hole;
the plane of the installation side is provided with a connecting screw hole corresponding to the installation screw hole;
the mounting screw is used for being in threaded connection with the corresponding mounting screw hole and the connecting screw hole.
The utility model has the following beneficial effects:
in a first aspect, the device may be used to effect a needle biopsy of a rectal tumor in a transrectal biplane probe scan;
in the second aspect, the process of puncturing and sampling can ensure that normal skin mucous membrane and deep part of the rectum wall at the focus on the path are not damaged as far as possible, and the function of puncturing longitudinally along the rectum wall is realized.
Drawings
The utility model is described in further detail below with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of an adjustment space according to the present utility model;
FIG. 3 is an embodiment of the mounting block of the present utility model on one side of the connector body;
fig. 4 shows an embodiment of the mounting block of the present utility model on the side of the faller bar.
Reference numerals in the drawings denote:
the ultrasonic linear array probe 1, the probe connecting main body 10, the probe connecting end 2 and the target area 3;
a guide member 20, a mounting side 101, a protective sheath 201, and a needle running area 202;
a guide groove 203, a puncture needle 4, and an adjustment space 401;
a housing portion 21 and a connection base plate 22;
a needle outlet plate 23, a needle outlet hole 231, a connecting portion 24, and a connecting body 241;
needle entry hole 242 and needle running cavity 243;
mounting block 51, mounting screw hole 52, connecting screw hole 53, mounting screw 54.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which a person of ordinary skill in the art would obtain without inventive faculty, are within the scope of the utility model; it should be noted that, for convenience of description, in the present application, "left side" is "first end", "right side" is "second end", "upper side" is "first end", and "lower side" is "second end" in the current view, and the purpose of this description is to clearly express the technical solution, and should not be construed as unduly limiting the technical solution of the present application.
The utility model aims to solve the technical problem that the prior art lacks a detection instrument for realizing puncture biopsy by conveniently and directly matching ultrasonic detection on the middle and lower sections of a rectum, and provides a guiding device matched with puncture biopsy of a transrectal biplane ultrasonic probe;
the main conception of the technical scheme design is as follows:
firstly, the main application scene of the technical proposal is puncture biopsy of the mucous membrane layer focus (tumor) of the middle and lower sections of the rectum of a patient, especially for flat and tiny focus (tumor);
the technical scheme is applied to the tail end of the biplane probe, and one part of the front end practically shields the linear array element (the ultrasonic linear array probe 1) so as to be convenient for probing the focus (tumor) in deeper puncture;
the single plane is adopted for fixation, the puncture needle can swing freely in the plane through the manipulation, the head end of the puncture needle is guaranteed to be at a certain angle, the outer layer is provided with the protective sheath 201, the skin mucosa is not stabbed when the puncture needle passes through the rectal anal canal, and the condition that the biopsy needle enters a focus (tumor) can be observed in real time by ultrasound after the puncture needle exits the protective sheath.
Again, since the current intracavity biplane probe has only the guiding device for the transperineal puncture prostate and no guiding device design for the middle and lower section of the rectum, the designed guiding device can freely angulate within a certain range, and the guiding device for the puncture biopsy is arranged on the rectum biplane ultrasonic probe, and the basal, middle or top tissues can be taken according to specific situations. The guiding device is designed longer, so that part of the guiding device is shielded by the linear array elements, and the guiding device is convenient to position and accurately display a deeper focus (tumor) through sound and shadow.
Based on the above, the practical configuration mode of the technical scheme is that the guiding device matched with the puncture biopsy of the transrectal biplane ultrasonic probe, the ultrasonic linear array probe 1 further comprises: the probe connecting body 10 has one end provided with a probe connecting end 2, the probe connecting end 2 is connected with the ultrasonic linear array probe 1, and the ultrasonic linear array probe 1 can detect the focus of the target area 3; a guide member 20, the guide member 20 being detachably attached to the mounting side 101 of the probe connecting body 10; the guide member 20 includes a protective sheath 201 disposed along the length of the probe connecting body 10, the protective sheath 201 being intended to protect against damage to the rectal mucosa; the guide member 20 forms a hollow needle-moving area 202, and forms a guide groove 203 at one end far away from the ultrasonic linear array probe 1; the puncture needle 4 can penetrate through the guide groove 203 and reach the target area 3, and the puncture needle 4 forms an adjustment space 401 with the guide groove 203 in the longitudinal direction when passing through the guide groove 203; the target area 3 is the position of a focus (tumor), and the design of the guide groove 203 and the adjustment space 401 cooperate so that the operator can complete the puncture biopsy by adjusting a certain angle.
The technical scheme has the following advantages:
in a first aspect, the device may be used to effect a needle biopsy of a rectal tumor in a transrectal biplane probe scan;
in the second aspect, the process of puncturing and sampling can ensure that normal skin mucous membrane and deep part of the rectum wall at the focus on the path are not damaged as far as possible, and the function of puncturing longitudinally along the rectum wall is realized.
In a more detailed embodiment, referring to FIGS. 1-4, the guide member 20 includes a housing portion 21 having an arcuate interface;
the housing portion 21 includes a connecting base 22; the protective sheath 201 is connected to the connection base plate 22 and serves as a cambered surface formed outside the housing portion 21.
In a more detailed embodiment configuration, referring to FIGS. 1-4, the connection pad 22 and the protective sheath 201 define a needle area 202.
In a more detailed embodiment configuration, referring to fig. 1-4, the protective sheath 201 is disposed obliquely from the first side of the connection base 22 to the second side of the connection base 22 so that the volume of the needle-running area 202 is uniformly enlarged from the first side of the connection base 22 to the second side of the connection base 22.
In a more detailed embodiment configuration, referring to fig. 1-4, the second side of the connecting base 22 and the second side of the protective sheath 201 are connected by a needle outlet plate 23;
the needle outlet plate 23 is provided with a needle outlet hole 231; the exit pinhole 231 is adjacent to the target area 3.
In a more detailed embodiment configuration, referring to fig. 1-4, a first side of the connection base 22 and a first side of the protective sheath 201 are connected by a connection 24;
the connection portion 24 includes: the connection body 241 has an arc-shaped configuration at a first side of the connection body 241 viewed in a cross-sectional direction; the main purpose is to make the overall interface tend to be a circle to fit the rectal configuration of the patient being tested.
In a more detailed embodiment configuration, referring to FIGS. 1-4, connecting body 241 is formed with: an entry needle hole 242 and a needle passing cavity 243 communicated with the entry needle hole 242; the needle-moving cavity 243 is connected with the needle-moving area 202; the needle inlet 242 penetrates the arc-shaped structure of the connection body 241.
In a more detailed embodiment configuration, referring to FIG. 2, the deployment plane of the entry aperture 242 is racetrack shaped; as shown in fig. 2, this embodiment is a deployment surface, so designed that an angular change space is reserved in the longitudinal direction for the adjustment of the needle.
In a more detailed embodiment configuration, referring to FIGS. 1-4, the longitudinal height of the entry needle aperture 242 is less than the longitudinal height of the needle lumen 243.
In a more detailed embodiment, referring to fig. 1-4, each of the connecting body 241 and the needle plate 23 is provided with a mounting block 51;
the mounting block 51 is provided with a mounting screw hole 52;
the plane of the mounting side 101 is provided with a connecting screw hole 53 corresponding to the mounting screw hole 52;
and mounting screws 54 for screwing the corresponding mounting screw holes 52 and the connecting screw holes 53.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.
Claims (10)
1. A guiding device for a transrectal biplane ultrasound probe needle biopsy, an ultrasound linear array probe (1), characterized in that it comprises:
the probe connecting body (10) is provided with a probe connecting end (2) at one end, the probe connecting end (2) is connected with the ultrasonic linear array probe (1), and the ultrasonic linear array probe (1) can detect a focus of the target area (3);
a guide member (20) detachably attached to the attachment side (101) of the probe attachment body (10);
the guide member (20) includes a protective sheath (201) disposed along the length of the probe connecting body (10);
the guide part (20) forms a hollow needle walking area (202), and a guide groove part (203) is formed at one end far away from the ultrasonic linear array probe (1);
the puncture needle (4) can penetrate through the guide groove (203) and reach the target region (3), and the puncture needle (4) forms an adjustment space (401) with the guide groove (203) in the longitudinal direction when passing through the guide groove (203).
2. Guide means for cooperating with a transrectal biplane ultrasound probe needle biopsy according to claim 1, wherein the guide member (20) comprises a housing part (21) having an arc-shaped interface;
the housing part (21) comprises a connecting base plate (22);
the protective sheath (201) is connected to the connection base plate (22) and serves as a cambered surface formed outside the housing part (21).
3. Guide means for cooperating with a transrectal biplane ultrasound probe needle biopsy according to claim 2, wherein the connection base plate (22) and the protective sheath (201) constitute the needle running zone (202).
4. A guide device for cooperating with a transrectal biplane ultrasound probe penetration biopsy according to claim 3, wherein the protective sheath (201) is arranged obliquely from a first side of the connection base plate (22) to a second side of the connection base plate (22) such that the volume of the needle running area (202) is evenly enlarged from the first side of the connection base plate (22) to the second side of the connection base plate (22).
5. Guide means for cooperating with a transrectal biplane ultrasound probe needle biopsy according to claim 4, wherein the second side of the connection base plate (22) and the second side of the protective sheath (201) are connected by a needle outlet plate (23);
the needle outlet plate (23) is provided with a needle outlet hole (231);
the exit pinhole (231) is adjacent to the target area (3).
6. Guide means for cooperating with a transrectal biplane ultrasound probe needle biopsy according to claim 5, wherein the first side of the connection base plate (22) and the first side of the protection sheath (201) are connected by a connection (24);
the connection portion (24) includes:
the connecting body (241) is in an arc-shaped structure on the first side of the connecting body (241) seen in a cross-section direction.
7. The guiding device for cooperation with a transrectal biplane ultrasound probe penetration biopsy of claim 6, wherein the connection body (241) has formed thereon:
a needle inlet hole (242) and a needle passing cavity (243) communicated with the needle inlet hole (242);
the needle-moving cavity (243) is connected with the needle-moving area (202);
the pin hole (242) penetrates through the arc-shaped structure of the connecting body (241).
8. The guide for a needle biopsy in combination with a transrectal biplane ultrasound probe of claim 7, wherein the deployment plane of the needle entry aperture (242) is racetrack shaped.
9. The guide for a needle biopsy in combination with a transrectal biplane ultrasound probe of claim 8, wherein the longitudinal height of the needle entry aperture (242) is less than the longitudinal height of the needle lumen (243).
10. The guiding device for matching a transrectal biplane ultrasonic probe puncture biopsy according to claim 6, wherein a mounting block (51) is arranged on the connecting body (241) and the needle outlet plate (23) respectively;
the mounting block (51) is provided with a mounting screw hole (52);
a connecting screw hole (53) corresponding to the mounting screw hole (52) is arranged on the plane of the mounting side (101);
and the mounting screw (54) is used for being screwed with the corresponding mounting screw hole (52) and the connecting screw hole (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320841441.9U CN219439368U (en) | 2023-04-14 | 2023-04-14 | Guiding device matched with transrectal biplane ultrasonic probe for puncture biopsy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320841441.9U CN219439368U (en) | 2023-04-14 | 2023-04-14 | Guiding device matched with transrectal biplane ultrasonic probe for puncture biopsy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219439368U true CN219439368U (en) | 2023-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320841441.9U Active CN219439368U (en) | 2023-04-14 | 2023-04-14 | Guiding device matched with transrectal biplane ultrasonic probe for puncture biopsy |
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| Country | Link |
|---|---|
| CN (1) | CN219439368U (en) |
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- 2023-04-14 CN CN202320841441.9U patent/CN219439368U/en active Active
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