CN112603494A

CN112603494A - Puncture support and puncture device

Info

Publication number: CN112603494A
Application number: CN202011527090.1A
Authority: CN
Inventors: 卢杰; 王沁; 王宝中; 顾伟; 朱瑜
Original assignee: Suzhou Leapmed Healthcare Corp
Current assignee: Suzhou Leapmed Healthcare Corp
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-04-06

Abstract

The invention relates to the technical field of medical instruments, in particular to a puncture support and puncture equipment, wherein the puncture support comprises a support body and a needle hole plate; the frame body comprises a hoop for holding the ultrasonic probe tightly; the pinhole plate includes a plurality of puncture holes that run through the pinhole plate, and a plurality of puncture holes are arranged along the direction of height of pinhole plate, and the bottom of pinhole plate is connected with the outer wall of staple bolt to the axis of puncture hole is parallel with the axis of staple bolt. According to the technical scheme provided by the invention, when the puncture bracket is used, a fan-shaped or circular puncture area can be formed along with the rotation of the ultrasonic probe and the puncture bracket, and the puncture needle can be used for accurately puncturing the puncture area through the needle hole plate, so that the single-row puncture holes can meet the use requirement of one area. On this basis, puncture support's simple structure, volume are littleer, and are nimble convenient during the use, and can reduce the uncomfortable sense that produces the patient to and need not to use stepper, reduced the operation cost and the operation degree of difficulty of performing the operation.

Description

Puncture support and puncture device

Technical Field

The invention relates to the technical field of medical instruments, in particular to a puncture bracket and puncture equipment.

Background

The incidence of prostate diseases in men has been on the rise in recent years, and has seriously threatened the quality of life and health of people, especially in the elderly. At present, pathological examination is mainly carried out through biopsy puncture surgery, a small amount of sample tissues are taken out from different parts of prostate to achieve the purpose of definitely diagnosing the prostate, and the biopsy puncture examination has the advantages of small wound, high accuracy and the like, so the biopsy puncture examination is widely applied clinically. Prostate biopsy puncture surgery is mainly divided into transrectal puncture and transperineal puncture.

Puncture surgery via the rectal route has some disadvantages, such as the ultrasonic probe and the puncture bracket reach the prostate position through the rectal entrance, and bacteria inside the rectum easily cause higher infection risk; the puncture position is limited to have certain blind area. Can be controlled to aseptic operation through perineal puncture, the risk of follow-up infection is little, and can puncture by the multiposition through perineal position puncture to ensure the comprehensive of sample position, be favorable to follow-up pathological analysis and judgement more. Therefore, transperineal biopsy puncture is the mainstream prostate detection method at present.

Be provided with the guide pin board on the used puncture support of perineum puncture, the guide pin board is the square structure generally among the prior art, is equipped with the pinhole of crossing that a plurality of arrays were arranged on it, and the pjncture needle penetrates the assigned position through the pinhole. The existing needle guide plate structure needs to be fixed by a specific stepper, the cost of the stepper is high, the size is large, and the flexible operation of a doctor in an operation is influenced; in addition, the volume of the needle guide plate is large, and the needle guide plate is placed at the perineum, so that the discomfort of a patient in the operation is seriously increased.

Disclosure of Invention

The invention provides a puncture bracket and puncture equipment, wherein a needle guide plate is driven to rotate by rotating an ultrasonic probe when the puncture bracket and the puncture equipment are used, a fan-shaped or circular puncture area can be formed so as to meet the puncture requirement, the needle guide plate is simple in structure and small in size, the discomfort of a patient in an operation can be reduced, the needle guide plate is connected with a frame body, a stepper is not needed, the operation can be simplified, and the cost is reduced.

In one aspect of the invention, a puncture stent is provided, comprising a stent body and a needle hole plate; the frame body comprises a hoop for holding the ultrasonic probe tightly; the pinhole plate includes a plurality of puncture holes that run through the pinhole plate, and a plurality of puncture holes are arranged along the direction of height of pinhole plate, and the bottom of pinhole plate is connected with the outer wall of staple bolt to the axis of puncture hole is parallel with the axis of staple bolt.

Optionally, the staple bolt includes the card interface that is used for connecting ultrasonic probe to the card interface can expand and make the staple bolt produce plastic deformation, thereby hold ultrasonic probe tightly under the resilience force effect.

Optionally, the hoop includes an arch portion for attaching to the outer wall of the ultrasonic probe, and an opening of the arch portion is a clip interface.

Optionally, the plurality of puncture holes are evenly distributed along the height direction of the needle plate.

Optionally, the bottom of the pinhole plate is connected to the apex of the arch.

Optionally, the frame body further comprises a positioning protrusion extending along the hoop axis direction on the top of the inner wall of the arch portion.

Optionally, the frame body further comprises a hand position, and the hand position is arranged on the axial edge of the arch portion.

Optionally, the arch part is provided with two hand positions, and the two hand positions are symmetrically arranged by taking the axis of the arch part as a center.

Optionally, a needle-hole plate is attached to the distal end of the arch; the puncture hole is a conical opening, and the conical bottom is a near end.

In another aspect of the invention, a puncture device is also provided, which comprises an in vivo ultrasonic probe and the puncture bracket; the puncture bracket is connected with the ultrasonic probe in the body through the hoop.

According to the technical scheme provided by the invention, the puncture holes are fixedly arranged on the hoop of the frame body in a single-row mode, when the puncture support is used, a fan-shaped or circular puncture area can be formed along with the rotation of the ultrasonic probe and the puncture support, the puncture needle can perform accurate puncture in the puncture area through the needle hole plate, and further the single-row puncture holes can meet the use requirement in one area. On this basis, puncture support's simple structure, volume are littleer, and are nimble convenient during the use, and can reduce the uncomfortable sense that produces the patient to, need not to use stepper, reduce the operation cost and the operation degree of difficulty of performing the operation.

Drawings

For purposes of illustration and not limitation, the present invention will now be described in accordance with its preferred embodiments, particularly with reference to the accompanying drawings, in which:

FIG. 1 is a schematic structural view of a needle-threading stent provided by an embodiment of the invention;

FIG. 2 is a front view of a needle-threading carriage provided by an embodiment of the present invention;

fig. 3 is a schematic structural view of a puncture device according to an embodiment of the present invention.

In the figure:

1: a pinhole plate; 2: hooping; 3: puncturing a hole; 4: a card interface; 5: a tapered mouth; 6: positioning the projection; 7: a hand position; 8: a depth label; 9: a specification label; 10: an in vivo ultrasound probe; 21: an arch portion; 101: a probe section; 102: a connecting portion; 103: a hand-held portion.

Detailed Description

The present application will be described in further detail with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the present application. For the sake of brevity, the same or similar reference numerals are used for the same or similar apparatus/method steps in the description of the various embodiments of the present application.

In addition, the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

FIG. 1 is a schematic structural view of a needle-threading stent provided by an embodiment of the invention; fig. 2 is a front view of a needle-threading stent provided by an embodiment of the invention. As shown in fig. 1 and 2, the puncture bracket comprises a bracket body and a needle hole plate 1; the frame body comprises a hoop 2 used for holding the ultrasonic probe tightly; the pinhole plate 1 comprises a plurality of puncture holes 3 penetrating through the pinhole plate 1, the plurality of puncture holes 3 are arranged along the height direction of the pinhole plate 1, the bottom of the pinhole plate 1 is connected with the outer wall of the hoop 2, and the axis of the puncture hole 3 is parallel to the axis of the hoop 2.

In the embodiment of the invention, the puncture holes 3 on the needle hole plate 1 are arranged in a single row, so that the volume of the needle hole plate 1 is smaller, and in addition, the needle hole plate 1 can be clamped with the hoop 2 of the frame body or integrally formed without using a stepper. During the use, with staple bolt 2 and internal ultrasonic probe's outer wall connection, internal ultrasonic probe includes handheld portion, connecting portion and probe portion, and staple bolt 2 is connected with the connecting portion that is located in the middle of, through rotating internal ultrasonic probe, makes pinhole board 1 use internal ultrasonic probe as the center, at a fan-shaped or circular regional internal rotation, can carry out the puncture operation in this region.

As shown in fig. 1, the hoop 2 includes a card interface 4 for connecting the ultrasonic probe, and the card interface 4 can be expanded to make the hoop 2 generate plastic deformation, thereby holding the ultrasonic probe tightly under the effect of resilience force. Preferably, the hoop 2 comprises an arch part 21 for fitting with the outer wall of the ultrasonic probe, and the opening of the arch part 21 is a clamping interface 4. The bore of the joint interface 4 is equal to or slightly less than the external diameter of the connecting part of the internal ultrasonic probe, when the joint interface is connected with the internal ultrasonic probe, the connecting part is pressed into the hoop 2 under the extrusion of external force, when the joint interface is pressed into operation, the arch part 21 generates certain elastic deformation, and under the action of resilience force, the arch part 21 tightly holds the connecting part of the internal ultrasonic probe.

As shown in fig. 1 and 2, in the embodiment of the present invention, the plurality of puncture holes 3 are uniformly distributed in the height direction of the pinhole plate 1, and the bottom of the pinhole plate 1 is connected to the apex of the arch portion. Puncture hole 3 evenly distributed sets up, and pinhole board 1 rotates and makes puncture hole 3 evenly distributed in fan-shaped puncture area and the circular puncture area, helps the accurate selection of puncture position. As shown in fig. 1, the first end of the puncture hole 3 is a needle inlet end (proximal end), the second end is a needle outlet end (distal end), and the needle inlet end is provided with a tapered opening 5. The caliber of the conical opening 5 is larger than the aperture of the puncture hole 3, thereby facilitating the needle insertion operation. Be equipped with the instruction label on the lateral wall of pinhole board 1, the instruction label includes with the depth label 8 of wearing the pinhole one-to-one and the specification label 9 that corresponds with the pinhole board 1 specification, makes things convenient for the doctor to select the operation through the instruction label.

As shown in fig. 1 and 2, in the embodiment of the present invention, the frame body further includes a positioning protrusion 6, the positioning protrusion 6 is disposed on an inner wall of the arch portion along an axial direction of the hoop 2, and the positioning protrusion 6 is disposed at a vertex of the arch portion. Be equipped with the spout on internal ultrasonic probe's connecting portion, when staple bolt 2 is connected with connecting portion, in the protruding 6 inserts the spout in the location, the length of spout is greater than the protruding 6 length in location, and then makes staple bolt 2 can carry out the slip of certain stroke on connecting portion for adjust the distance between pinhole board 1 and the puncture position. Through set up hand position 7 on arch portion 21, make things convenient for the installation of staple bolt 2 and push-and-pull operation, preferably, be equipped with two symmetrical hand positions 7 that set up on arch portion 21, be equipped with anti-skidding line on the hand position 7.

Fig. 3 is a schematic structural view of a puncture device according to an embodiment of the present invention. As shown in fig. 3, the puncture apparatus includes the in-vivo ultrasonic probe 10 and the above-described puncture holder. Internal ultrasonic probe 10 includes probe portion 101, connecting portion 102 and handheld portion 103, during the operation, staple bolt 2 with the puncture support is connected with connecting portion 102, then, the handheld portion 103 is held to the doctor, with probe portion 101 by the anus entering rectum of human body, under the guide of probe portion 101, confirm the puncture position, select corresponding puncture hole 3 to puncture patient's perineum department, when needing the adjustment position, select the puncture hole 3 of different positions, or, rotatory internal ultrasonic probe 10, change the position that puncture hole 3 corresponds perineum department, puncture once more can.

In the embodiment provided by the invention, the puncture holes are fixedly arranged on the hoop of the frame body in a single row, when the puncture support is used, a fan-shaped or circular puncture area can be formed along with the rotation of the ultrasonic probe and the puncture support, the puncture needle can perform accurate puncture in the puncture area through the needle hole plate, and further the single row of puncture holes can meet the use requirement in one area. On this basis, puncture support's simple structure, volume are littleer, and are nimble convenient during the use, and can reduce the uncomfortable sense that produces the patient to, need not to use stepper, reduce the operation cost and the operation degree of difficulty of performing the operation.

The above-described embodiments should not be construed as limiting the scope of the invention. Those skilled in the art will appreciate that various modifications, combinations, sub-combinations, and substitutions can occur, depending on design requirements and other factors. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A puncture bracket is characterized by comprising a bracket body and a pinhole plate (1);

the frame body comprises a hoop (2) used for holding the ultrasonic probe tightly;

the pinhole plate (1) comprises a plurality of puncture holes (3) penetrating through the pinhole plate (1), the puncture holes (3) are arranged along the height direction of the pinhole plate (1), the bottom of the pinhole plate (1) is connected with the outer wall of the hoop (2), and the axis of the puncture hole (3) is parallel to the axis of the hoop (2).

2. The puncture bracket according to claim 1, characterized in that the hoop 2 comprises a clip interface (4) for connecting the ultrasonic probe, and the clip interface (4) can be expanded to cause the hoop (2) to generate plastic deformation, thereby holding the ultrasonic probe tightly under the effect of resilience force.

3. Puncture support according to claim 2, characterized in that the anchor ear (2) comprises an arch (21) for the abutment with the outer wall of the ultrasound probe, the opening of the arch being said snap-in interface (4).

4. Piercing support according to claim 1, characterized in that a plurality of piercing openings (3) are evenly distributed in the height direction of the needle plate (1).

5. Piercing support according to claim 3, characterized in that the base of the needle plate (1) is connected to the apex of the arch (21).

6. The lancing holder according to claim 3, wherein the holder body further comprises a positioning protrusion (6), and the positioning protrusion (6) extends along the axial direction of the hoop (2) at the top of the inner wall of the arch part (21).

7. A puncture support according to claim 3, characterized in that the holder body further comprises a hand position (7), the hand position (7) being provided at an axial edge of the arch (21).

8. A puncture support according to claim 6, characterized in that the arch (21) is provided with two hand positions (7), the two hand positions (7) being arranged symmetrically about the axis of the arch (21).

9. A puncture holder according to claim 3, characterized in that a needle-hole plate (1) is connected to the distal end of the arch;

the puncture hole (3) is a conical opening (5), and the conical bottom is a near end.

10. A lancing device comprising an intracorporeal ultrasound probe and a lancing mount according to any one of claims 1 to 9;

the puncture bracket is connected with the ultrasonic probe in the body through the hoop.