CN210749426U

CN210749426U - Positioning device suitable for B ultrasonic guide is with puncture

Info

Publication number: CN210749426U
Application number: CN201921527722.7U
Authority: CN
Inventors: 陆国权; 陈红; 吴霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-06-16
Anticipated expiration: 2029-09-16

Abstract

The utility model discloses a positioner suitable for B ultrasonic guide is with puncture, including B ultrasonic probe and pjncture needle, still including hinge, connecting piece and holding ring, the one end of connecting piece is passed through the hinge and is articulated mutually with the side of B ultrasonic probe, and can follow B ultrasonic probe rotates, the other end with the holding ring is connected the center of holding ring is equipped with the location puncture hole, the aperture of location puncture hole can supply the pjncture needle freely passes through, the bottom surface of holding ring with B ultrasonic probe's bottom surface is flat mutually to be in same horizontal plane. Adopt positioner, have simple structure, the modern design, operation convenient to use has location puncture accuracy height, safe and reliable, advantages such as suitability is strong are fit for popularizing and applying.

Description

Positioning device suitable for B ultrasonic guide is with puncture

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a positioning device suitable for B-ultrasonic guidance puncture.

Background

Oncology department, internal medicine department, surgery department, obstetrics and gynecology department and pediatrics department are the secondary subjects of clinical medicine, and are divided into oncology department, oncology radiotherapy department, oncology department and the like, and corresponding treatment measures can be adopted according to different parts for providing comprehensive treatment mainly based on operations. With the development of medical minimally invasive technology, a puncture method is often needed for clinical operation, and the minimally invasive method has the advantage. Currently, B-mode ultrasound and X-ray are mainly used for positioning puncture. Because B ultrasonic positioning is economical and radiationless, but the positioning accuracy is related to the technology and experience of doctors, and the positions of the puncture needle, the position of the guide wire and the condition of the residual stones need to be known clearly, the problem of inaccurate positioning exists; the X-ray can clearly display the position and the direction of the puncture needle entering the kidney collection system and the condition of the guide wire in the kidney collection system, and can know whether the residual stone exists or not, so that the X-ray puncture system has the characteristics of intuition, but the puncture angle under the X-ray positioning is not easy to grasp.

Because the B-ultrasonic positioning has the advantages of economy, no radiation and the like, the B-ultrasonic positioning is often adopted by doctors and patients in minimally invasive procedures. After the puncture needle is placed in the B ultrasonic positioning puncture, because the included angle between the direction of the fascia dilator and the horizontal plane is unknown, the operation of the fascia dilator is relatively blind, the puncture needle is easy to fail, although the depth can be measured and the direction of the needle head can be dynamically observed, because the monitor displays a two-dimensional image, in the actual operation, the percutaneous renal puncture can be completed by a higher technology, the puncture is inaccurate, the operation time is long, and the repeated operation is needed, so that the pain of a patient is increased, and the operation difficulty of a doctor is increased.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to the problem that exists among the background art, provide a simple structure, convenient operation to improve the guiding of puncture success rate and use piercing depth, specifically speaking is a positioner who is applicable to B ultrasonic guiding with puncture.

For solving the technical problem, the utility model discloses the technical scheme who adopts does: the utility model provides a positioner suitable for B ultrasonic guide is with puncture, including B ultrasonic probe and pjncture needle, still including hinge, connecting piece and holding ring, the one end of connecting piece is passed through the hinge and is articulated mutually with the side of B ultrasonic probe, and can follow B ultrasonic probe rotates, the other end with the holding ring is connected the center of holding ring is equipped with the location puncture hole, the aperture of location puncture hole can supply the pjncture needle freely passes through, the bottom surface of holding ring with the bottom surface of B ultrasonic probe is flat mutually to be in same horizontal plane.

Further, a positioner suitable for B ultrasonic guide is with puncture, wherein the connecting piece is the telescopic tube structure of scalable regulation.

Furthermore, the utility model relates to a positioner suitable for B ultrasonic guide is with puncture, the holding ring is the ring structure, be equipped with two left recess chambeies and right recess chambeies that size, shape are the same in the holding ring, left recess chamber and right recess chamber are semicircular structure, be formed with the partition muscle between left recess chamber and the right recess chamber, left recess chamber and right recess chamber follow the partition muscle is distributed in the right side of location puncture hole in an axisymmetric mode, be equipped with 180 protractor scale marks in the right recess chamber, be equipped with pointer and connection knob in left recess chamber, the pointer articulates in left recess chamber through connection knob, the position of pointer is located under the protractor scale mark, the pointing direction of pointer with the 90 degree direction of protractor scale mark is the same, the indicating needle can freely rotate in the left groove cavity along with the connecting knob.

Further, a positioner suitable for B ultrasonic guide is with puncture, wherein the holding ring adopts transparent organic glass material preparation to form.

The positioning device suitable for B-ultrasonic guided puncture is arranged on a positioning ring which is level with the bottom surface of the B-ultrasonic probe and is positioned on the same horizontal plane, and a positioning puncture hole is arranged at the center of the positioning ring, and the aperture of the positioning puncture hole can be freely passed by the puncture needle; meanwhile, the positioning ring is hinged with the side surface of the B-ultrasonic probe through a connecting piece and a hinge and can rotate along with the B-ultrasonic probe, and the connecting piece is of a telescopic adjustable sleeve structure and can adjust the length range of the connecting piece; in addition, because the positioning ring is provided with the left groove cavity and the right groove cavity which are the same in size and shape, the protractor scale marks of 180 degrees are arranged in the right groove cavity, and the indicating needle and the connecting knob are arranged in the left groove cavity, the puncture needle can be conveniently positioned through the matching of the indicating needle and the protractor scale marks.

Adopt positioner, the holding ring can follow under connecting piece and hinge effect B ultrasonic probe rotates, still can adjust its length scope simultaneously, and the pjncture needle passes through the cooperation of pointer and protractor scale mark, conveniently fixes a position it. The puncture positioning device has the advantages of simple structure, novel design, convenience in operation and use, high positioning puncture accuracy, safety, reliability, strong applicability and the like, and is suitable for popularization and application.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings.

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

fig. 2 is a schematic structural diagram at a in fig. 1.

Shown in the figure: 1-B ultrasonic probe, 2-puncture needle, 3-hinge, 4-connecting piece, 5-positioning ring, 51-right groove cavity, 52-left groove cavity, 53-separating rib, 6-positioning puncture hole, 7-protractor scale mark, 8-indicating needle capsule and 9-connecting knob.

Detailed Description

As shown in figures 1 and 2, the positioning device for B-ultrasonic guided puncture comprises a B-ultrasonic probe 1 and a puncture needle 2, and further comprises a hinge 3, a connecting piece 4 and a positioning ring 5, wherein the connecting piece 4 is of a telescopic adjusting sleeve structure, and the positioning ring 5 is made of transparent organic glass material. One end of the connecting piece 4 is hinged with the side surface of the B-ultrasonic probe 1 through the hinge 3 and can rotate along with the B-ultrasonic probe 1, the other end of the connecting piece is connected with the positioning ring 5, the center of the positioning ring 5 is provided with a positioning puncture hole 6, the aperture of the positioning puncture hole 6 can be used for the puncture needle 2 to freely pass through, and the bottom surface of the positioning ring 5 is level with the bottom surface of the B-ultrasonic probe 1 and is positioned on the same horizontal plane.

Furthermore, the utility model relates to a positioner suitable for B ultrasonic guide is with puncture, wherein holding ring 5 is the ring structure, be equipped with two left recess chamber 52 and right recess chamber 51 that size, shape are the same in holding ring 5, left recess chamber 52 and right recess chamber 51 are semicircular structure, be formed with separating rib 53 between left recess chamber 52 and the right recess chamber 51, left recess chamber 52 and right recess chamber 51 are followed separating rib 53 distributes in the axial symmetry mode in the location puncture hole 6 left and right sides, be equipped with 180 degrees protractor scale mark 7 in right recess chamber 51, be equipped with pointer 8 and connection knob 9 in left recess chamber 52, pointer 8 articulates in left recess chamber 52 through connection knob 9, the position of pointer 8 is located under protractor scale mark 7, the pointer 8 points in the same direction as the 90-degree direction of the protractor scale mark 7, and the pointer 8 can freely rotate in the left groove cavity 52 along with the connecting knob 9.

In the practical use process, the positioning device suitable for B-ultrasonic guide puncture is arranged on a positioning ring 5 which is level with the bottom surface of the B-ultrasonic probe 1 and is positioned on the same horizontal plane, and a positioning puncture hole 6 is arranged at the center of the positioning ring 5, and the aperture of the positioning puncture hole 6 can be freely passed by the puncture needle 2; meanwhile, the positioning ring 5 is hinged with the side surface of the B-ultrasonic probe 1 through the connecting piece 4 and the hinge 3 and can rotate along with the B-ultrasonic probe 1, and the connecting piece 4 is of a telescopic adjusting sleeve structure and can adjust the length of the connecting piece 4; in addition, since the positioning ring 5 is provided with the left groove cavity 52 and the right groove cavity 51 which have the same size and shape, the left groove cavity 52 and the right groove cavity 51 are both semicircular structures, the separating rib 53 is formed between the left groove cavity 52 and the right groove cavity 51, the left groove cavity 52 and the right groove cavity 51 are distributed on the left side and the right side of the positioning puncture hole 6 in an axisymmetric manner along the separating rib 53, the right groove cavity 51 is provided with the protractor scale mark 7 of 180 degrees, the left groove cavity 52 is provided with the indicating needle 8 and the connecting knob 9, the indicating needle 8 is hinged in the left groove cavity 52 through the connecting knob 9, the indicating needle 8 is positioned right below the protractor scale mark 7, the indicating needle 8 points in the same direction as the direction of 90 degrees of the protractor scale mark 7, and the indicating needle 8 can freely rotate in the left groove cavity 52 along with the connecting knob 9, the puncture needle 2 is thus conveniently positioned by the cooperation of the indicator needle 8 and the protractor scale 7.

In conclusion, adopt positioner, holding ring 5 can follow under connecting piece 4 and hinge 3 effect B ultrasonic probe 1 rotates, still can adjust its length scope simultaneously, and pjncture needle 2 conveniently fixes a position it through the cooperation of pointer 8 and protractor scale mark 7. The puncture positioning device has the advantages of simple structure, novel design, convenience in operation and use, high positioning puncture accuracy, safety, reliability, strong applicability and the like, and is suitable for popularization and application.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and those skilled in the art can make various modifications and changes, and any modifications, equivalent replacements, improvements, etc. made by using the present invention should be included in the protection scope of the present invention.

Claims

1. A positioning device suitable for B-ultrasonic guided puncture comprises a B-ultrasonic probe (1) and a puncture needle (2), and is characterized in that: still including hinge (3), connecting piece (4) and holding ring (5), the one end of connecting piece (4) is passed through hinge (3) and is articulated mutually with the side of B ultrasonic probe (1), and can follow B ultrasonic probe (1) rotates, the other end with holding ring (5) are connected the center of holding ring (5) is equipped with location puncture hole (6), the aperture of location puncture hole (6) can supply pjncture needle (2) freely pass through, the bottom surface of holding ring (5) with the bottom surface of B ultrasonic probe (1) is flat mutually to be in same horizontal plane.

2. The positioning device for B-ultrasonic guided puncture according to claim 1, wherein: the connecting piece (4) is of a telescopic adjusting sleeve structure.

3. The positioning device for B-ultrasonic guided puncture according to claim 1, wherein: the positioning ring (5) is of a circular ring structure, two left groove cavities (52) and right groove cavities (51) which are the same in size and shape are arranged in the positioning ring (5), each of the left groove cavity (52) and the right groove cavity (51) is of a semicircular structure, a separation rib (53) is formed between each of the left groove cavity (52) and the right groove cavity (51), each of the left groove cavity (52) and the right groove cavity (51) is distributed on the left side and the right side of the positioning puncture hole (6) in an axisymmetric mode along the separation rib (53), a protractor scale mark (7) of 180 degrees is arranged in each of the right groove cavities (51), an indicating needle (8) and a connecting knob (9) are arranged in each of the left groove cavities (52), the indicating needle (8) is hinged in each of the left groove cavity (52) through the connecting knob (9), and the position of the indicating needle (8) is located under the protractor scale mark (7), the pointer (8) points in the same direction as the 90-degree direction of the protractor scale mark (7), and the pointer (8) can freely rotate in the left groove cavity (52) along with the connecting knob (9).

4. The positioning device for B-ultrasonic guided puncture according to claim 1, wherein: the positioning ring (5) is made of transparent organic glass material.