CN204814101U - Multi -functional B ultrasonic kidney puncture instrument - Google Patents

Abstract

The utility model discloses a multifunctional B-ultrasound kidney puncture instrument, which comprises a puncture needle bracket, and the puncture needle bracket includes an annular mounting seat, which is detachably connected to an ultrasonic probe, and the annular mounting seat is detachably connected to a puncture needle frame. The puncture needle is mounted on the puncture needle holder. With the above-mentioned device, the puncture needle can be quickly and accurately positioned while the B-ultrasound probe is locating the affected area, and it is no longer necessary to manually determine the position of the puncture needle again.

Description

A multifunctional B-ultrasound renal puncture instrument

technical field

The utility model relates to the technical field of medical instruments, in particular to a multifunctional B-ultrasound renal puncture instrument.

Background technique

Puncture is a method of diagnosis and treatment that is often used in clinic. In recent years, with the rapid development of my country's medical and health services and the continuous improvement of medical conditions, medical B-ultrasound examination has the advantages of non-invasive, fast inspection speed, convenient operation, repeatability, and low cost. It has become an auxiliary inspection equipment commonly used in medical and health institutions at all levels. The existing B-ultrasound instruments are not equipped with probe puncture brackets. During the inspection, it is difficult for clinicians due to the different positions of patients and the nature of lesions. , first use the B-ultrasound probe to locate the affected area, and then manually locate the position of the puncture needle, which will easily cause inaccurate positioning of the puncture needle, slow positioning, easy damage to surrounding tissues, and bring great pain to the patient. At the same time, the economic burden is heavy.

In order to solve the above technical problems, the utility model with the application number CN201220619329.2 discloses a puncture needle support for an ultrasonic probe, which includes an annular mounting seat detachably connected to the ultrasonic probe. When the probe is not needed, the probe can be disassembled. The puncture needle holder is detachably connected to the mounting base, and the puncture needle holder is provided with a puncture needle placement hole and an adjusting bolt for the puncture needle placement hole, so that the puncture needle can be placed in the placement hole on the puncture needle holder, and the Adjust the bolt to adjust the aperture size of the placement hole. Using the above-mentioned device, the puncture needle can be positioned quickly and accurately while the B-ultrasound probe is locating the affected area, and there is no need to manually determine the position of the puncture needle again.

Although the above-mentioned utility model can quickly and accurately locate the puncture needle, it is inconvenient for medical staff to insert the puncture needle into the patient's body.

Utility model content

The technical problem solved by the utility model: in the prior art, although the ultrasonic probe with the puncture needle bracket can quickly and accurately locate the puncture needle, it is inconvenient for medical personnel to insert the puncture needle into the patient's body.

The utility model provides the following technical solutions:

A multifunctional B-ultrasound renal puncture instrument, comprising a puncture needle support, the puncture needle support includes an annular mounting seat, the annular mounting seat is detachably connected to an ultrasonic probe, and the annular mounting seat is detachably connected to a puncture needle frame;

The puncture needle holder includes an outer cylinder, an inner cylinder, a guide block, an adjusting bolt, and an elastic locking device; the outer cylinder is provided with an axial guide groove, and the inner cylinder is movably inserted in the outer cylinder, so that The guide block is fixed on the outer wall of the inner cylinder, and the guide block can slide in the guide groove. The adjustment bolt is screwed on the guide block, and radial screw holes are set on the inner cylinder, and the adjustment bolt passes through the guide block and the guide block. The radial screw holes are matched, the puncture needle is inserted in the inner cylinder, and the adjusting bolt fixes the puncture needle in the inner cylinder. The guide block can be snapped into the slot. The elastic snap-in device is installed on the side wall of the slot and is located at the connection between the guide slot and the slot. The elastic snap-in device can limit the guide block in the slot.

According to the above technical solution, in the initial state, the guide block is engaged in the slot, the elastic locking device restricts the guide block in the slot to prevent it from slipping out, the puncture needle is inserted into the inner cylinder, and the adjusting bolt radially extends into the The puncture needle is fixed in the inner cylinder. The puncture needle holder is installed on the ring mounting base, which is connected to the ultrasonic probe, so that the puncture needle and the B-ultrasound probe can be closely connected together, and the puncture needle can be quickly moved while the B-ultrasound probe is positioning the affected area. , Precise positioning, no need to manually determine the position of the puncture needle again. Afterwards, the medical personnel rotate the adjusting bolt, and the adjusting bolt drives the guide block to rotate out of the card slot and enter the guide groove. In this way, the guide block can slide in the guide groove, drive the inner cylinder to move axially in the outer cylinder, and pierce the puncture needle into the patient's in vivo.

As a description of the elastic clamping device of the utility model, the elastic clamping device includes a clamping block, a handle, and a telescopic spring; an axial chute is provided on the outer cylinder, and the chute is located on the side of the guide groove , the chute is only open at one end, the opening end is located on the side wall of the slot, and a radial flange is provided at the opening end; the block is slidably fitted in the chute, the block is provided with a radial protrusion, and the telescopic spring is installed In the chute, one end of the telescopic spring abuts against the block, and the other end of the telescopic spring abuts against one end surface of the chute; the handle is fixed on the block, and the handle radially protrudes from the chute. The medical staff moves the handle to contract the telescopic spring, and the guide block can be inserted into the slot; when the handle is released, the block restricts the guide block to the slot.

As a description of the elastic clamping device of the present invention, the top of the clamping block is wedge-shaped, so that the medical personnel can forcefully rotate the guiding block at a certain angle to move the guiding block out of the slot.

As a description of the utility model for the annular mounting seat, the annular mounting seat is covered on the outer surface of the arc-shaped handle of the ultrasonic probe.

As a description of the outer cylinder of the utility model, the length of the outer cylinder is one-third of the length of the puncture needle, so that the normal operation of the puncture needle will not be hindered.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is further described:

Fig. 1 is the structural representation of a kind of multifunctional B ultrasonic renal puncture instrument of the present utility model;

FIG. 2 is a schematic structural view of the puncture needle holder 40 in FIG. 1;

FIG. 3 is a schematic perspective view of the three-dimensional structure of the puncture needle holder 40 in FIG. 2 .

Explanation of symbols in the figure:

10. Puncture needle holder;

20. Ring mount;

30. Ultrasonic probe;

40. Puncture needle frame; 41. Outer cylinder body; 410. Guide groove; 412. Card groove; 414. Slide groove; 42. Inner cylinder body; 43. Guide block; 44. Adjusting bolt; 45. Elastic clamping device; 451, block; 452, handle; 453, telescopic spring;

50, puncture needle.

Detailed ways

As shown in Figure 1, a multifunctional B-ultrasound renal puncture instrument includes a puncture needle support 10, the puncture needle support includes an annular mount 20, the annular mount is detachably connected to an ultrasonic probe 30, and the annular mount is detachably connected to a puncture needle Rack 40.

As shown in FIG. 1 , the annular mount is covered on the outer surface of the arc-shaped handle of the ultrasonic probe.

2 and 3, the puncture needle holder includes an outer cylinder 41, an inner cylinder 42, a guide block 43, an adjusting bolt 44, and an elastic locking device 45; the outer cylinder is provided with an axial guide groove 410, The inner cylinder is movably inserted in the outer cylinder, the guide block is fixed on the outer wall of the inner cylinder, the guide block can slide in the guide groove, the adjusting bolt is screwed on the guide block, and the inner cylinder A radial screw hole is provided, the adjusting bolt passes through the guide block and cooperates with the radial screw hole, the puncture needle 50 is inserted into the inner cylinder, and the adjusting bolt fixes the puncture needle in the inner cylinder; the outer cylinder is provided with a slot 412, The card slot is located on the side of the guide slot and communicates with the guide slot. The guide block can be snapped into the slot. The clamping device can limit the guide block in the clamping groove.

As shown in Figure 3, the elastic locking device 45 includes a block 451, a handle 452, and a telescopic spring 453; an axial chute 414 is provided on the outer cylinder, and the chute is located on the side of the guide groove, and the chute has only one end Opening, the opening end is located on the side wall of the card slot, and the opening end is provided with a radial flange; the block is slidably fitted in the chute, the block is provided with a radial protrusion, and the telescopic spring is installed in the chute. One end of the telescopic spring is against the block, and the other end of the telescopic spring is against one end surface of the chute; the handle is fixed on the block, and the handle protrudes radially from the chute. Wherein, the top of the block is wedge-shaped.

As shown in Fig. 1, the length of the outer cylinder is one-third of the length of the puncture needle.

The above content is only the preferred implementation mode of the present utility model. For those of ordinary skill in the art, according to the idea of the present utility model, there will be changes in the specific implementation mode and application scope. The content of this specification should not be understood as Limitations on the Invention.

Claims (5)

1. a multi-functional B ultrasonic renal fibroblast instrument, comprises puncture needle support (10), and puncture needle support comprises annular mount pad (20), and annular mount pad removably connects ultrasonic probe (30), removably connecting puncture needle frame (40) on annular mount pad; It is characterized in that: described puncture needle holder comprises outer cylinder body (41), inner barrel (42), guide pad (43), adjusting bolt (44), flexible clamping device (45); Described outer cylinder body offers an axially directed groove (410), described inner barrel activity is plugged in outer cylinder body, described guide pad is fixed on the lateral wall of inner barrel, guide pad can slide in gathering sill, described adjusting bolt is screwed onto on guide pad, inner barrel is offered radial screw, and adjusting bolt coordinates with radial screw through guide pad, in inner barrel, activity plugs puncture needle (50), and puncture needle is fixed in inner barrel by adjusting bolt; Described outer cylinder body offers draw-in groove (412), draw-in groove is positioned at gathering sill side and is communicated with gathering sill, described guide pad can snap in draw-in groove, and the sidewall that described flexible clamping device is arranged on draw-in groove is positioned at the connectivity part of gathering sill and draw-in groove, and guide pad can be limited in draw-in groove by flexible clamping device.

2. a kind of multi-functional B ultrasonic renal fibroblast instrument as claimed in claim 1, is characterized in that: described flexible clamping device (45) comprises fixture block (451), handle (452), coil tension spring (453); Described outer cylinder body is offered axial chute (414), chute is positioned at the side of gathering sill, and chute is one end open only, and opening is positioned on the sidewall of draw-in groove, and opening establishes radial flange; Described fixture block is slidably fitted in chute, fixture block is established radial teat, and described coil tension spring is arranged in chute, and one end of coil tension spring is against on fixture block, and the other end of coil tension spring is against on an end face of chute; Described handle is fixed on fixture block, the outstanding chute of handle radial direction.

3. a kind of multi-functional B ultrasonic renal fibroblast instrument as claimed in claim 2, is characterized in that: the top of described fixture block is wedge shape.

4. a kind of multi-functional B ultrasonic renal fibroblast instrument as claimed in claim 1, is characterized in that: described annular mount pad is coated on the outer surface of the curved handle of ultrasonic probe.

5. a kind of multi-functional B ultrasonic renal fibroblast instrument as claimed in claim 1, is characterized in that: the length of described outer cylinder body is 1/3rd of needle length.