CN209172354U - A kind of sting device with Thyreoidine needle biopsy - Google Patents

Abstract

The utility model discloses a kind of sting devices with Thyreoidine needle biopsy, it further include sleeve including puncture needle, the Puncture needle sleeve is set in sleeve, the sleeve is equipped with mark scale, and the puncture needle is equipped with the cue mark for going out needle length with mark scale cooperation display puncture needle.The utility model has many advantages, such as can intuitively to obtain out needle length, can accurately control out needle length and simple to operate with the sting device of Thyreoidine needle biopsy.

Description

A kind of sting device with Thyreoidine needle biopsy

Technical field

The utility model relates to a kind of medical instruments for puncture body more particularly to a kind of inhaled with Thyreoidine needle to live The sting device of inspection.

Background technique

Thyroid needle art is a kind of method for diagnosing Tubercle thyroid, existing thyroid needle art Needle biopsy puncture method is mostly used, the principle that needle biopsy punctures is to puncture repeatedly using fine needle, and a small amount of tissue is sucked out and carries out Detection, penetration damage is smaller, therefore widely used；But needle biopsy is punctured because using the lesser fine needle of wound, thus is had Pintle it is short and small be not easy to be affectedly bashful, the disadvantages of paracentesis depth is not easy to control, and when needing negative pressure needle to inhale, one hand of operator will be controlled The position and direction of needle processed, another hand carry out needle suction, and one-handed performance is extremely not convenient.

Utility model content

Utility model problem to be solved is that in view of the problems of the existing technology, providing one kind can accurately control out The sting device with Thyreoidine needle biopsy of needle length, tissue suction amount simple to operate and controllable.

In order to solve the above technical problems, the utility model proposes technical solution are as follows:

A kind of sting device with Thyreoidine needle biopsy, including puncture needle, further include sleeve, and the puncture needle is arranged In in sleeve, the sleeve is equipped with mark scale, and the puncture needle is equipped with for cooperating display puncture needle with mark scale The cue mark of needle length out.

As a further improvement of the above technical scheme:

The puncture needle further includes syringe, syringe needle, piston and spring, and the cue mark is set on syringe, the syringe needle It is fixedly connected with syringe, the piston bush is set in syringe, and the spring is set between syringe and piston.

The spring pocket is set on the partial piston bar of stretching syringe of piston, and the end of piston rod is fixed in one end of spring End, the end of other end pushing tow syringe.

The puncture needle further includes one for clamping assembly of the fixed piston relative to the position of syringe, the clamping assembly Including latch item and by circle, one end of the latch item is fixedly connected on the piston-rod end of piston, and the other end is fixedly connected on By the end face side of circle, the releasable end for being stuck in syringe of the latch of the latch item is described to be set to the outer of syringe by snare Portion, described press are equipped with gap between circle and the outside of syringe.

The cue mark is the color index line different from the mark color of scale on sleeve.

The cue mark is the raised ball for being symmetrically fixedly installed on syringe two sides.

The sleeve lining is equipped with two rows of along the axial evenly arranged location hole with cue mark cooperation of sleeve.

The cue mark is the loop protrusion circle on the outside of syringe.

The sleeve lining is equipped with several locating slots along the axial evenly arranged cooperation with cue mark of sleeve.

When the needle point of the puncture needle and the concordant port of sleeve, cue mark is instructed in zero quarter that scale is identified on sleeve At degree.

Compared with the prior art, the advantages of the utility model are:

In the sting device with Thyreoidine needle biopsy of the utility model, sleeve is equipped with mark scale, puncture needle It is equipped with cue mark, by Puncture needle sleeve into after sleeve inner, when carrying out needle biopsy operation, which can show and wear Relative position between pricker and sleeve, and the specific needle out of puncture needle can be obtained in conjunction with mark scale by cue mark Length not only contributes to operator and observes and control out the depth that needle length reaches setting target, ensure that needle inhales the standard of operation True property, the detection after being conducive to intuitively can also determine whether to puncture too deep, avoid being pierced by target area, damage distal end The serious consequence of histoorgan.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is this Some embodiments of utility model, for those of ordinary skill in the art, without creative efforts, also Other drawings may be obtained according to these drawings without any creative labor.

Fig. 1 is the half section structure diagram of the sting device with Thyreoidine needle biopsy in embodiment 1；

Fig. 2 is the structural schematic diagram of the utility model middle sleeve；

Fig. 3 is the structural schematic diagram of piston in the utility model；

Fig. 4 is the A-A direction view in Fig. 1；

Fig. 5 is the structural schematic diagram of the syringe in embodiment 1；

Fig. 6 is the structural schematic diagram of the syringe in embodiment 2；

Fig. 7 is the half section structure diagram of the sleeve in embodiment 2；

Fig. 8 is the structural schematic diagram of the syringe in embodiment 3.

Marginal data: 1, puncture needle；11, cue mark；12, syringe；13, syringe needle；14, piston；15, spring；16, clamping Component；161, latch item；162, by circle；1621, gap；2, sleeve；21, location hole；22, locating slot.

Specific embodiment

For the ease of understanding the utility model, below in conjunction with Figure of description and preferred embodiment to practical new herein Type, which is done, more comprehensively, meticulously to be described, but the protection scope of the utility model is not limited to following specific embodiments.

Embodiment 1:

As shown in Figures 1 to 5, the sting device with Thyreoidine needle biopsy of the present embodiment, including puncture needle 1, also Including sleeve 2, puncture needle 1 is sheathed in sleeve 2, and sleeve 2 is equipped with mark scale, and puncture needle 1 is equipped with for carving with mark Degree cooperation display puncture needle 1 goes out the cue mark 11 of needle length.When carrying out needle biopsy operation, which can be shown Show the relative position between puncture needle 1 and sleeve 2, and puncture needle 1 can be obtained in conjunction with mark scale by cue mark 11 Specifically go out needle length, not only contribute to operator observe and control out needle length reach set target depth, ensure that needle The accuracy of operation is inhaled, the detection after being conducive to intuitively can also determine whether to puncture too deep, avoid being pierced by target The serious consequence of remote organization's organ is damaged in area.

In the present embodiment, puncture needle 1 further includes syringe 12, syringe needle 13, piston 14 and spring 15, and cue mark 11 is set to needle On cylinder 12, syringe needle 13 is fixedly connected with syringe 12, and piston 14 is sheathed in syringe 12, and spring 15 is sheathed on the stretching needle of piston 14 On the partial piston bar of cylinder 12, the end of piston rod is fixed in one end of spring 15, and the end of other end pushing tow syringe 12 will live When plug 14 promotes syringe 12, the compression of spring 15 forces contracting, and after piston 14 is decontroled, spring 15 is since elastic force extends, thus pushing tow Syringe 12 moves piston 14 from inside to outside.After entering needle success, when negative pressure needle being needed to inhale, operator only need to no longer press piston rod end End, which can be realized, is sucked out tissue using negative pressure, and one hand can execute needle and inhale operation, substantially reduce operation difficulty, also improve Operation precision.

The situation that spring 15 is set to pushing tow syringe 12 on 14 bar of piston is only gived in the present embodiment, and spring 15 is arranged In in syringe 12, piston 14 also can be by the present embodiment by the situation of the corresponding effects such as 15 jacking force of spring ejection syringe 12 after decontroling The case where push away.

In the present embodiment, puncture needle 1 further includes one for clamping assembly of the fixed piston 14 relative to the position of syringe 12 16, clamping assembly 16 includes latch item 161 and presses circle 162, and one end of latch item 161 is fixedly connected on the piston rod end of piston 14 End, the other end are fixedly connected on by the end face side for enclosing 162, the releasable end for being stuck in syringe 12 of the latch of latch item 161, It is sheathed on the outside of syringe 12 by circle 162, is equipped with gap 1621 between 162 and the outside of syringe 12 by enclosing.It is negative when needing to generate When pressure, presses by circle 162, make curved under latch item 161, latch can be detached from the end of syringe 12, make spring 15 by piston 14 Pushing tow goes out syringe 12, after needle suction has reached requirement, unclamps by circle 162, latch item 161 restores origin-location, latch item 161 Latch engages again with the end of syringe 12, extend spring 15 can not, and piston 14 can not be further diverged from syringe 12, structure Simply, easy to operate.

In the present embodiment, cue mark 11 is the raised ball for being symmetrically fixedly installed on 12 two sides of syringe, is set on 2 inner wall of sleeve Have it is two rows of between the axial evenly arranged location holes 21 cooperated with cue mark 11 of sleeve 2, each adjacent location hole 21 between Every 3mm.When syringe 12 is put into sleeve 2, the raised points outside syringe 12 can be sticked into the location hole 21 on sleeve 2, can be with The positioning for playing the role of relative position between certain fixation syringe 12 and sleeve 2 limits minimum needle length out, avoids missing When operation disposably go out needle excessively cause out needle depth it is too deep.

In the present embodiment, when the needle point of puncture needle 1 is concordant with the port of sleeve 2, cue mark 11 is instructed in 2 subscript of sleeve At the zero graduation for knowing scale, when puncture needle 1 needs to promote, puncture needle 1 is whole to be pierced out to needle point direction, and cue mark 11 is therewith It is mobile, in puncture process, can directly determine from the scale that cue mark 11 indicates into needle depth number.In needle biopsy Before operation, ultrasonic examination doctor can be assessed needle depth is entered, and maximum needle length scale out can be closed in mark scale Accordingly awake purpose mark is done at place, when cue mark 11 reaches this position, can be observed directly and is overlapped with identifying, can stop immediately Only go out needle, in case needle depth is too deep out.

Embodiment 2:

The sting device with Thyreoidine needle biopsy of the present embodiment is substantially the same manner as Example 1, and main difference is, As shown in Figure 6 and Figure 7, the cue mark 11 in the present embodiment is a loop protrusion circle in the outside of syringe 12, on 2 inner wall of sleeve Equipped with several between the axial evenly arranged locating slot 22 cooperated with cue mark 11 of sleeve 2, each adjacent locating slot 22 It is spaced 3mm.When syringe 12 is put into sleeve 2, the protrusion circle outside syringe 12 can be sticked into the locating slot 22 on sleeve 2, can To play the role of the positioning of relative position between good fixed syringe 12 and sleeve 2, minimum needle length out is limited, is avoided When maloperation disposably go out needle excessively cause out needle depth it is too deep.

Embodiment 3:

The sting device with Thyreoidine needle biopsy and embodiment 1 and embodiment 2 of the present embodiment are essentially identical, mainly Difference is, as shown in figure 8, cue mark 11 is the color index line different from the mark color of scale on sleeve 2, it will When syringe 12 is put into sleeve 2, index line can clearly show that relative position between syringe 12 and sleeve 2, and pass through set Mark scale on cylinder 2 can learn the mobile distance of syringe 12.

The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to Above-described embodiment.For those skilled in the art, obtained by under the premise of not departing from the technical concept of the utility model Modifications and variations also should be regarded as the protection scope of the utility model.

Claims (10)

1. a kind of sting device with Thyreoidine needle biopsy, including puncture needle (1), it is characterised in that: further include sleeve (2), the puncture needle (1) is sheathed in sleeve (2), and the sleeve (2) is equipped with mark scale, sets on the puncture needle (1) There is the cue mark (11) for going out needle length with mark scale cooperation display puncture needle (1).

2. the sting device according to claim 1 with Thyreoidine needle biopsy, it is characterised in that: the puncture needle It (1) further include syringe (12), syringe needle (13), piston (14) and spring (15), the cue mark (11) is set on syringe (12), The syringe needle (13) is fixedly connected with syringe (12), and the piston (14) is sheathed in syringe (12), spring (15) setting Between syringe (12) and piston (14).

3. the sting device according to claim 2 with Thyreoidine needle biopsy, it is characterised in that: the spring (15) It being sheathed on the partial piston bar of stretching syringe (12) of piston (14), the end of piston rod is fixed in one end of spring (15), The end of other end pushing tow syringe (12).

4. the sting device according to claim 2 with Thyreoidine needle biopsy, it is characterised in that: the puncture needle It (1) further include one for the clamping assembly (16) of fixed piston (14) relative to the position of syringe (12), the clamping assembly (16) include latch item (161) and by circle (162), one end of the latch item (161) is fixedly connected on the piston of piston (14) Bar end, the other end are fixedly connected on the end face side by circle (162), and the latch of the latch item (161) is releasable to be stuck in The end of syringe (12), the outside that syringe (12) are sheathed on by circle (162), described press enclose the outer of (162) and syringe (12) Gap (1621) are equipped between portion.

5. the sting device according to claim 1 with Thyreoidine needle biopsy, it is characterised in that: the cue mark (11) index line different from the mark color of scale on sleeve (2) for a color.

6. the sting device according to claim 2 with Thyreoidine needle biopsy, it is characterised in that: the cue mark (11) the raised ball to be symmetrically fixedly installed on syringe (12) two sides.

7. the sting device according to claim 6 with Thyreoidine needle biopsy, it is characterised in that: the sleeve (2) Inner wall is equipped with two rows of along the axial evenly arranged location hole (21) with cue mark (11) cooperation of sleeve (2).

8. the sting device according to claim 2 with Thyreoidine needle biopsy, it is characterised in that: the cue mark It (11) is the loop protrusion circle on the outside of syringe (12).

9. the sting device according to claim 8 with Thyreoidine needle biopsy, it is characterised in that: the sleeve (2) Inner wall is equipped with several along the axial evenly arranged locating slot (22) with cue mark (11) cooperation of sleeve (2).

10. the sting device according to claim 1 with Thyreoidine needle biopsy, it is characterised in that: the puncture needle (1) when needle point is concordant with the port of sleeve (2), cue mark (11) is instructed at the zero graduation for identifying scale on sleeve (2).