CN211066929U

CN211066929U - Guider of ultrasonic probe puncture frame and puncture frame

Info

Publication number: CN211066929U
Application number: CN201921857219.8U
Authority: CN
Inventors: 陈宜兵
Original assignee: Suzhou Ampro Medical Apparatus And Instruments Co ltd
Current assignee: Suzhou Ampro Medical Apparatus And Instruments Co ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-07-24
Anticipated expiration: 2029-10-31

Abstract

The utility model relates to a director and puncture frame of ultrasonic probe puncture frame, including first needle file, second needle file and location portion, the setting of second needle file forms the pinhole between first needle file and location portion, first needle file and second needle file between the needle file, be equipped with the guide part on the second needle file, location portion is equipped with the guide slot, and guide part and guide slot correspond the setting. The guider of the ultrasonic probe puncture frame and the puncture frame of the utility model can facilitate the installation and replacement of the second needle seat, and are suitable for puncture needles with different sizes; in addition, the angle of adjusting the director is more convenient, and convenience in use is better.

Description

Guider of ultrasonic probe puncture frame and puncture frame

Technical Field

The utility model relates to the technical field of medical equipment, in particular to guider and puncture frame of ultrasonic probe puncture frame.

Background

In clinical use, the puncture needle can be guided into a patient body to carry out interventional therapy through the matching of the ultrasonic probe image and the ultrasonic probe puncture frame, and the puncture needle is conveniently separated from the puncture frame. When the puncture needle is used, the puncture frame is fixed on the ultrasonic probe and is provided with a guider which is used for positioning the puncture needle. The existing guider usually uses a separated needle seat, and different needle seats are matched according to puncture needles with different sizes. In addition, because the guider needs to adjust the puncture direction according to the guide wire in the ultrasonic device in the using process, the guider of the ultrasonic probe puncture frame, which can conveniently adjust the angle of the guider and facilitate the replacement of the needle seat, needs to be developed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve prior art's problem, provide one kind can be convenient for the needle file installation and change, the guider and the puncture frame of the ultrasonic probe puncture frame of the guider angle modulation of being convenient for.

The specific technical scheme is as follows: the utility model provides a director of ultrasonic probe puncture frame, includes first needle file, second needle file and location portion, and the second needle file sets up between first needle file and location portion, forms the pinhole between first needle file and the second needle file, be equipped with the guide part on the second needle file, location portion is equipped with the guide slot, and guide part and guide slot correspond the setting.

The following is the attached technical proposal of the utility model.

Furthermore, a notch is formed in the top of the guide portion, a convex portion is formed in the positioning portion, and the convex portion corresponds to the notch.

Furthermore, the positioning portion is provided with a screw hole, a marble screw is arranged in the screw hole, and the marble screw penetrates through the exposed portion of the screw hole to form a convex portion.

Furthermore, the first needle seat is provided with a barrier strip and a side plate, and the second needle seat is positioned between the barrier strip and the side plate.

Further, the second needle seat is provided with a needle groove.

Furthermore, location portion and first needle seat are connected through the pivot, are equipped with the torsional spring in the pivot.

Further, the director includes angle adjustment mechanism, and angle adjustment mechanism includes the support, set screw and adjusting screw, the support is equipped with the locating hole, regulation hole and constant head tank, and set screw passes the locating hole and is connected with first needle bed, and adjusting screw passes the regulation hole and is connected with first needle bed, first needle bed is equipped with the reference column, and the reference column corresponds with the constant head tank.

Furthermore, angle adjustment mechanism includes that the bullet pad is established on the set screw, and the bullet pad is located between support and the set screw.

Furthermore, the constant head tank sets up in regulation hole one side, and the constant head tank is located the support outward flange.

The utility model provides a puncture frame, includes the support body, puncture frame still includes above-mentioned technical scheme the director, the director setting is on the support body.

The technical effects of the utility model: the guider of the ultrasonic probe puncture frame and the puncture frame of the utility model can facilitate the installation and replacement of the second needle seat, and are suitable for puncture needles with different sizes; in addition, the angle of adjusting the director is more convenient, and convenience in use is better.

Drawings

Fig. 1 is a schematic view of a guide of an ultrasonic probe puncture rack according to an embodiment of the present invention.

Fig. 2 is another schematic view of a guide of an ultrasonic probe puncture rack according to an embodiment of the present invention.

Fig. 3 is an exploded view of a guide of an ultrasonic probe puncture rack according to an embodiment of the present invention.

Fig. 4 is an exploded view of a positioning portion according to an embodiment of the present invention.

Fig. 5 is a schematic view of a second needle holder corresponding to a multi-size puncture needle according to an embodiment of the present invention.

Detailed Description

The essential features and advantages of the invention will be further explained below with reference to examples, but the invention is not limited to the embodiments listed.

As shown in fig. 1 to 5, the guide 100 of the ultrasonic probe puncture rack of the present embodiment includes a first needle holder 1, a second needle holder 2 and a positioning portion 3, the second needle holder 2 is disposed between the first needle holder 1 and the positioning portion 3, and a needle hole 4 is formed between the first needle holder 1 and the second needle holder 2. The second needle base 2 is provided with a guide part 21, the positioning part 3 is provided with a guide groove 31, and the guide part 21 and the guide groove 31 are correspondingly arranged. In the above technical scheme, the second needle seat 2 and the positioning portion 3 are split, so that the corresponding second needle seat 2 can be replaced according to puncture needles 10 with different sizes, and the guide device of the embodiment can adopt a puncture needle or a catheter with a diameter less than or equal to 4 mm. By providing the guide portion 21 and the guide groove 31, the second needle holder 2 can be directly slid in along the direction of the guide groove 31 during installation, so that installation is facilitated, and the positioning portion 3 is used for positioning the second needle holder. Through above-mentioned technical scheme for when changing second needle file 2, only need with second needle file 2 along the guide slot 31 direction push can, the convenience of use is better.

In this embodiment, the top of the guiding portion 21 is provided with a notch 22, the positioning portion 3 is provided with a protrusion 32, and the protrusion 32 corresponds to the notch 22, so that when the second needle holder 2 slides in along the guiding groove 31, the protrusion 32 is clamped with the notch 22, and the second needle holder can be positioned. When the second needle seat 2 needs to be taken out, the second needle seat is pushed forcefully, so that the convex part 32 is disengaged from the notch 22.

In this embodiment, the positioning portion 3 is provided with a screw hole 33, a marble screw 34 is provided in the screw hole 33, and the marble screw 34 penetrates through the exposed portion of the screw hole to form a convex portion, so that when the second needle base 2 slides in and the notch 22 is located at the convex portion, the marble screw can be automatically clamped into the notch to position the second needle base 2.

In this embodiment, the first needle seat 1 is provided with the barrier strip 11 and the side plate 12, and the second needle seat 2 is located between the barrier strip 11 and the side plate 12, so that the second needle seat 2 can be stably positioned between the first needle seat 1 and the positioning portion 3.

In the embodiment, the second needle seat 2 is provided with the needle grooves 23, and the needle grooves 23 with different sizes are matched by the puncture needles 10 with different sizes.

In this embodiment, location portion 3 and first needle file 1 are connected through pivot 5, are equipped with torsional spring 6 on the pivot 5 to make location portion 3 rotate first needle file 1 relatively, through setting up torsional spring 6, the elastic force of torsional spring makes location portion 3 can press from both sides tight second needle file 2, through the rotation of location portion, can realize pressing from both sides tight or the release to second needle file 2.

In this embodiment, the guider 100 includes an angle adjusting mechanism 7, the angle adjusting mechanism 7 includes a support 71, a positioning screw 72 and an adjusting screw 73, the support 71 is provided with a positioning hole 711, an adjusting hole 712 and a positioning groove 713, the positioning screw 72 passes through the positioning hole 711 and is connected with the first needle holder 1, the adjusting screw 73 passes through the adjusting hole 712 and is connected with the first needle holder 1, the first needle holder 1 is provided with a positioning column 13, and the positioning column 13 corresponds to the positioning groove 713. In the above technical solution, when the positioning column 13 is clamped with the positioning slot 713, the bracket 71 and the first needle holder 1 cannot move relatively, that is, the guide cannot move. When the angle of director needs to be adjusted, press adjusting screw 73 through rotatory back earlier to make first needle file 1 swing certain angle, make reference column 13 deviate from constant head tank 713, first needle file 1 can rotate around set screw 72, makes reference column 13 fix a position to corresponding constant head tank 713, thereby adjusts the angle of first needle file 1. The adjusting screw 73 is limited by the adjusting hole 712, and when the angle is adjusted, the adjusting screw is rotated to realize the limitation. In this embodiment, the adjusting screw 73 is a combination of a screw 731 and a nut 732, and when adjusting, the nut 732 is rotated to loosen the nut and then pressed, thereby realizing the swinging of the first needle holder 1. When the adjustment is completed, the nut 732 is rotated so that the nut can compress the bracket, avoiding the generation of a gap and causing shaking.

In this embodiment, the angle adjusting mechanism includes an elastic pad 74, the elastic pad 74 is sleeved on the positioning screw 72, and the elastic pad 74 is located between the bracket 71 and the positioning screw 72. By arranging the elastic pad 74, the elastic force of the elastic pad 74 enables the first needle seat 1 to reset after swinging relative to the bracket.

In this embodiment, the positioning groove 713 is arranged on one side of the adjusting hole 712, the positioning groove 713 is located on the outer edge of the support 71, so that the positioning groove can be conveniently machined, and the positioning groove is provided in a plurality of positions, so that the adjustment of a plurality of angles of the guider can be realized.

A puncture rack comprises a rack body 200, wherein the guide 100 of the embodiment is arranged on the rack body 200, and the rack body 200 is fixed on an ultrasonic probe 300.

The guider of the ultrasonic probe puncture frame and the puncture frame can facilitate the installation and replacement of the second needle base, and are suitable for puncture needles and catheters with different sizes; in addition, the angle of adjusting the director is more convenient, and convenience in use is better.

It should be noted that the above-mentioned preferred embodiments are only for illustrating the technical concepts and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention accordingly, and the protection scope of the present invention cannot be limited thereby. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The guider of the ultrasonic probe puncture frame is characterized by comprising a first needle seat, a second needle seat and a positioning part, wherein the second needle seat is arranged between the first needle seat and the positioning part, a needle hole is formed between the first needle seat and the second needle seat, a guide part is arranged on the second needle seat, the positioning part is provided with a guide groove, and the guide part and the guide groove are correspondingly arranged.

2. The ultrasonic probe puncture holder guide according to claim 1, wherein the guide portion has a notch at the top thereof, and the positioning portion has a protrusion corresponding to the notch.

3. The guide of the ultrasonic probe puncture holder according to claim 2, wherein the positioning portion is provided with a screw hole in which a ball screw is provided, the ball screw passing through an exposed portion of the screw hole to form a protrusion.

4. The ultrasonic probe rack guide of claim 1, wherein the first needle mount has a barrier and a side plate, and the second needle mount is located between the barrier and the side plate.

5. The ultrasonic probe rack guide of claim 1, wherein the second needle mount has a needle slot.

6. The guide of the ultrasonic probe puncture rack of claim 1, wherein the positioning part is connected with the first needle holder through a rotating shaft, and a torsion spring is arranged on the rotating shaft.

7. The guide of the ultrasonic probe puncture rack of claim 1, wherein the guide comprises an angle adjusting mechanism, the angle adjusting mechanism comprises a support, a positioning screw and an adjusting screw, the support is provided with a positioning hole, an adjusting hole and a positioning groove, the positioning screw passes through the positioning hole and is connected with the first needle seat, the adjusting screw passes through the adjusting hole and is connected with the first needle seat, the first needle seat is provided with a positioning column, and the positioning column corresponds to the positioning groove.

8. The ultrasonic probe rack guide of claim 7, wherein the angle adjustment mechanism comprises a spring washer disposed on the set screw, the spring washer being disposed between the bracket and the set screw.

9. The ultrasonic probe rack guide of claim 8, wherein the positioning slot is disposed on one side of the adjustment hole and is located on the outer edge of the bracket.

10. A rack comprising a rack body, wherein the rack further comprises a guide according to any one of claims 1 to 9, the guide being disposed on the rack body.