CN209474682U - A kind of cell puncture outfit - Google Patents

Abstract

The utility model relates to a kind of cell puncture outfits, it is characterised in that it includes syringe needle, handle and hose, the handle is fixed in one end of the syringe needle, one end of the hose is set in the handle, and be connected with the syringe needle, the other end of hose is provided with connector, and the connector is for connecting negative pressure needle tubing, the hose is for storing cell tissue collected, the handle is provided with control valve, the control valve is used to control the on/off of the hose for holding in handle；Puncture outfit provided by the utility model, it is compact structure and easy to use, it can control the negative pressure of suction, syringe can be not only sprayed into avoid cell tissue collected, but also be convenient for the storage of cell tissue collected, convenient for observing and controlling amount collected.

Description

A kind of cell puncture outfit

Technical field

The utility model relates to technical field of medical equipment, and in particular to a kind of cell puncture outfit.

Background technique

Cell pathology puncture technique is one of common cell pathology technology, it mainly uses fine needle (usually No. 8 needles Head) puncture sampling is carried out to body surface shallow-layer or shallow middle layer mass.Cytology punctures compared with histopathology biopsy, there is wound It is small, expense is low, it is easy to operate quickly etc. advantages, be the important method of cytology screening and diagnosis, and with cytodiagnosis The development of technology, it using more and more extensive.

In the prior art, common puncture needle would generally cooperate negative pressure needle tubing (i.e. one kind of syringe) to be used together, example Such as, common continuous negative pressure puncture outfit in the market, generally includes puncture needle and negative pressure needle tubing；When acquiring cell, medical worker The position for needing for puncture needle to be connected with negative pressure needle tubing, and puncture needle insertion being needed to sample, is then generated using negative pressure needle tubing Lasting negative pressure, meanwhile, medical worker needs slight mobile puncture needle, and so as to incising cell, the cell cut down can be negative It automatically into puncture needle under the action of pressure, and is stored in puncture needle, after the completion of sampling, removes negative pressure, extract puncture needle, and will Puncture needle is removed from negative pressure needle tubing, so that being installed to puncture needle from newly negative after a certain amount of air of sucking in negative pressure needle tubing It, finally can be by the cell in puncture needle using negative pressure needle tubing (utilizing positive pressure caused by negative pressure needle inner air tube) on pressing pipe Release, such as release are medium to centrifuge tube, so as to subsequent detection.

However, acquiring cell using existing puncture outfit, usually exist as following drawbacks: 1, since negative pressure be not easy to control, In collection process, when puncture needle decompression, cell and blood in puncture needle are easily sprayed into the syringe of negative pressure needle tubing, a side Face be easy to cause puncture blood ingredient more, on the other hand, is not only not easy to release into the cell component in syringe, cause The waste of cell component, and syringe can be polluted；2, in sampling process, cell component collected is stored in puncture needle, no Convenient for observe amount collected number.

Utility model content

To improve the deficiency in the presence of the prior art, a kind of cell puncture outfit is provided, which has a compact structure and a reasonable design makes With conveniently, syringe can be not only sprayed into avoid cell tissue collected, but also be convenient for the storage of cell tissue collected, just In observing and control amount collected.

The technical scheme adopted by the utility model is

The handle, institute are fixed in a kind of cell puncture outfit, including syringe needle, handle and hose, one end of the syringe needle The one end for stating hose is set in the handle, and is connected with the syringe needle, and the other end of hose is provided with connector, described to connect Head is set in handle for storing cell tissue collected, the handle for holding for connecting negative pressure needle tubing, the hose It is equipped with control valve, the control valve is used to control the on/off of the hose.

Preferably, the handle is laminated structure.

In a kind of preferred scheme, the control valve includes idler wheel and is set to idler wheel two sides and coaxial with idler wheel two A roller bearing, is arranged on the handle fluted, and the two side walls face of groove is respectively arranged with sliding slot, and described two sliding slots are mutually flat Row, and distance of the sliding slot both ends apart from groove floor is different；The idler wheel is arranged in the groove, and described two roller bearings point It She Zhi not be in described two sliding slots；The hose is arranged in the groove, and between idler wheel and groove floor, works as rolling When slipping is to sliding slot one end, hose is unimpeded or disconnects, when roller-coaster arrives the sliding slot other end, hose disconnection or unimpeded.

Preferably, several anti-slop serrations are provided on the idler wheel, the anti-slop serrations are for anti-skidding.

Preferably, scale mark is provided on the hose, and from the handle to the direction of the connector, the scale The numerical value of label is gradually increased, scale mark be used for identify collected cell tissue amount.

Preferably, the syringe needle is puncture needle.

Further, the syringe needle includes needle point and needle tubing, and the needle point is set to one end of needle tubing, the needle tubing it is another One end is connected with the handle, and several teeth are provided at the needle point, and the tooth is used for incising cell or tissue.

In a kind of preferred scheme, the connector includes first end and second end, and the connector is provided with connecting hole, and institute Connecting hole is stated through the first end and second end, the hose is connected with the first end of the connector, and with the connecting hole It is connected, from the first end to the direction of second end, the diameter of the connecting hole is gradually increased, and connecting hole is for connecting negative pressure The nipple of needle tubing.

Preferably, the connector is made of rigid plastics.

It further include dust plug in a kind of scheme, the dust plug is closed for being inserted into the connecting hole of connector second end The connecting hole.

It further include dust cap in another scheme, the second end of the connector is provided with external screw thread, the dust cap setting There is internal screw thread compatible with the external screw thread, dust cap is used to close the second end of the connector.

It further, further include negative pressure needle tubing, the negative pressure needle tubing includes syringe, piston, piston shaft, piston handle, described One end of syringe is provided with nipple, and the other end is provided with flange, and the piston is set in syringe, one end of the piston shaft with Piston is connected, and the other end extends syringe, and is connected with piston handle；Along the length direction of piston shaft, if being provided on piston shaft Dry card slot, the flange are provided with limiting card, and the limiting card prevents piston in the effect of negative pressure for being stuck in the card slot Lower movement.

Compared with prior art, it using a kind of cell puncture outfit provided by the utility model, has the effect that

1, this puncture needle, which has a compact structure and a reasonable design is easy to use, can control the negative pressure of suction, avoids collected Cell component sprays into syringe, the drawbacks of so as to effectively solve in the prior art.

2, this puncture needle is not only convenient for storing cell component collected, and in collection process, be more convenient for observation and Control amount collected.

3, this puncture needle, operation is simpler, more convenient to use, in sampling process, is more convenient for precious sampling is thin Born of the same parents release needle track.

Detailed description of the invention

It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also To obtain other relevant attached drawings according to these attached drawings.

Attached drawing

Fig. 1 is a kind of three dimensional structure diagram of the cell puncture outfit provided in the utility model embodiment 1.

Fig. 2 is a kind of top view of the cell puncture outfit provided in the utility model embodiment 1.

Fig. 3 is the A-A direction view of Fig. 2.

Fig. 4 is the partial sectional view of joint in a kind of cell puncture outfit provided in the utility model embodiment 1.

Fig. 5 is a kind of cell puncture outfit for providing in the utility model embodiment 1, structural schematic diagram when use.

Description of symbols in figure

Syringe needle 101, handle 102, hose 103, connector 104, first end 105, second end 106, connecting hole 107,

Control valve 201, idler wheel 202, groove 203, side wall surface 204, groove floor 205, sliding slot 206, roller bearing 207,

Needle point 301, needle tubing 302,

Dust cap 401,

Negative pressure needle tubing 501, syringe 502, piston 503, piston shaft 504, piston handle 505, nipple 506, flange 507, card slot 508, limiting card 509.

Specific embodiment

Below in conjunction with attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole realities Apply example.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be come with a variety of different configurations Arrangement and design.Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below The range of claimed invention, but it is merely representative of the selected embodiment of the utility model.Based on the utility model Embodiment, those skilled in the art's every other embodiment obtained without making creative work, all Belong to the range of the utility model protection.

Embodiment 1

Referring to Fig. 1, providing a kind of cell puncture outfit in the present embodiment, including syringe needle 101, handle 102 and hose 103, wherein the handle 102 is fixed in one end of syringe needle 101, and one end of the hose 103 is set in the handle 102, And be connected with the syringe needle 101, the other end of hose 103 is provided with connector 104, and the connector 104 is for connecting negative pressure needle Pipe 501, to be automatically drawn into cell tissue collected using negative pressure caused by negative pressure needle tubing 501；Hose 103 is for storing Cell tissue collected, handle 102, so that medical worker can more easily operate, are set for holding in handle 102 It is equipped with control valve, control valve is used to control the on/off of the hose 103.

In the present embodiment, handle 102 is connected as one with syringe needle 101, and when carrying out cytology puncture, medical worker can To be operated by gripping handle 102, and cell tissue collected (or being cell component, repeat no more hereinafter), it can To be stored into hose 103 by syringe needle 101, hose 103 is softer, does not influence puncture procedure, meanwhile, hose 103 has certain Length, required cell tissue can be stored, in actual use, it is possible to prevente effectively from cell tissue collected spray Enter in the syringe 502 of negative pressure needle tubing 501, not only it is possible to prevente effectively from the prior art the drawbacks of, but also operate simpler (only need One hand can be completed), it is more convenient to use；In addition, in the present embodiment, the hose 103 can usually use transparent soft Pipe 103, so that medical worker more easily can observe and control amount collected in sampling process.

Preferably, in the present embodiment, the handle 102 can use laminated structure, the handle 102 of laminated structure, Volume is more compact, using more convenient, be conducive to medical worker's one hand and operate；And the shape of handle 102 can be according to reality Depending on the demand of border, as an example, in the present embodiment, handle 102 using rectangle laminated structure (i.e. rectangular parallelepiped structure), As shown in Figure 1, using the handle 102 of remaining shape, it may have identical effect no longer illustrates one by one here.

As shown in Figure 1, Figure 2 and shown in Fig. 3, in a kind of preferred scheme provided by the present embodiment, control valve includes rolling It takes turns 202 and is set to 202 two sides of idler wheel and two roller bearings 207 coaxial with idler wheel 202, be provided on the handle 102 recessed Slot 203, the two side walls face 204 of groove 203 are respectively arranged with sliding slot 206, and described two sliding slots 206 are parallel to each other, and sliding slot Distance of 206 both ends apart from groove floor 205 is different, i.e., sliding slot 206 is obliquely installed the side wall surface 204 in groove 203；Idler wheel 202 are set in the groove 203, and described two roller bearings 207 are separately positioned in described two sliding slots 206, so that idler wheel 202 can slidably reciprocate along the length direction of groove 203, to control the on/off of hose 103；Hose 103 is set to described In groove 203, and between idler wheel 202 and groove floor 205, i.e., hose 103 is arranged in idler wheel 202 and groove floor 205 Between, when idler wheel 202 slides into 206 one end of sliding slot, hose 103 is unimpeded or disconnects, when idler wheel 202 slides into sliding slot 206 separately When one end, the disconnection or unimpeded of hose 103, that is, during idler wheel 202 is moved along sliding slot 206, if idler wheel 202 is gradually Far from groove floor 205, then the hose 103 being arranged between idler wheel 202 and groove floor 205 is gradually unimpeded, and aperture is more next It is bigger, convenient for utilizing negative-pressure adsorption cell tissue etc.；If idler wheel 202 moves closer to groove floor 205, or even and groove floor 205 are in contact, then the hose 103 being arranged between idler wheel 202 and groove floor 205 is gradually compacted, and aperture is smaller and smaller, Until being fully disconnected, the effect of sealing is realized.

Preferably, being provided with several anti-slop serrations on idler wheel 202, the anti-slop serrations are for anti-skidding, so that medical worker can With more easily singlehanded pushing rolling wheels 202, to realize the control to 103 aperture of hose.

It is appreciated that in actual use, idler wheel 202 can be slided along groove 203 under the effect of external force, It can be rolled under the effect of external force along groove 203, which is not described herein again.

In a kind of preferred embodiment provided by the present embodiment, it is provided with scale mark on hose 103, and from the handle 102 arrive the direction of the connector 104, and the numerical value of the scale mark is gradually increased, and scale mark is collected for identifying The amount of cell tissue, so that during acquiring cell tissue, medical worker according to actual needs, and can refer to hose Scale mark on 103 more accurately collects required amount.

In a kind of feasible program of the present embodiment, syringe needle 101 can use puncture needle commonly used in the prior art, example Such as, No. 8 syringe needles 101 can preferentially be used.

In another scheme, the syringe needle 101 may include needle point 301 and needle tubing 302, and needle point 301 is set to needle tubing The other end of 302 one end, needle tubing 302 is connected with handle 102, is provided with several teeth at the needle point 301 and (distributes alternately Several protrusions and notch), the tooth is used for incising cell or tissue；During acquiring cell, medical worker needs appropriate (slight) moves back and forth handle 102, so that syringe needle 101 be driven to move back and forth, the needle point 301 of syringe needle 101 is allowed to carry out switchback Cell tissue is cut, so that cell or cell tissue can fall off, completes to puncture sampling operation.

As an example, as shown in figure 4, in a kind of preferred embodiment provided by the present embodiment, the connector 104 includes the One end 105 and second end 106, wherein connector 104 is provided with connecting hole 107, usually circular hole, and the connecting hole 107 runs through The first end 105 and second end 106, the hose 103 are connected with the first end 105 of the connector 104, and with the connection Hole 107 is connected, and from the first end 105 to the direction of second end 106, the diameter of the connecting hole 107 is gradually increased, so as to Certain taper is formed, convenient for connecting the nipple 506 of negative pressure needle tubing 501.

The connector 104 can be made of soft material, can also be made of hard material, preferably, at this In embodiment, the connector 104 is made of rigid plastics, i.e., connector 104 has certain rigidity, it is not easy to it deforms, so that Connector 104 and negative pressure needle tubing 501 can be more easily attached by user.

As an example, in a kind of more perfect scheme, this puncture outfit further includes dust plug, and the dust plug is for being inserted into In the connecting hole 107 of 104 second end 106 of connector, and the connecting hole 107 is closed, to protect the inside of hose 103 not dirty Dye.

In another scheme, this puncture outfit can also include dust cap 401, as shown in figure 4, the of the connector 104 Two ends 106 are provided with external screw thread, and the dust cap 401 is provided with internal screw thread compatible with the external screw thread, and dust cap 401 is used In the second end 106 for closing the connector 104, before preventing use, the inside of hose 103 is contaminated.

Puncture outfit provided by the present embodiment needs to match with negative pressure needle tubing 501 when in use, to utilize negative pressure Negative pressure caused by needle tubing 501 is automatically drawn into cell tissue collected；Therefore in more perfect scheme, the present embodiment is mentioned The puncture outfit of confession further includes negative pressure needle tubing 501, as shown in figure 5, negative pressure needle tubing 501 includes syringe 502, piston 503, piston shaft 504, piston handle 505, wherein one end of syringe 502 is provided with nipple 506, and the other end is provided with flange 507, the piston 503 It is set in syringe 502, one end of the piston shaft 504 is connected with piston 503, and the other end extends syringe 502, and and piston Handle 505 is connected, and user can be by pushing or pull on piston handle 505, so that the piston 503 in syringe 502 is mobile；Along piston The length direction of axis 504 is provided with several card slots 508 on piston shaft 504, and the flange 507 is provided with limiting card 509, limit Card 509 can be rotated relative to flange 507, and limiting card 509 prevents piston 503 in negative pressure for being stuck in the card slot 508 The lower movement of effect.

It is as follows using the basic procedure of this puncture outfit:

1, by connector 104, hose 103 is connected with negative pressure needle tubing 501, and piston 503 is placed in the Far Left of syringe 502 (i.e. at the position of nipple 506)；

2, control valve is closed, so that constituting closed space between hose 103 and piston 503；

3, piston handle 505 firmly is pulled out, moves piston 503 along the direction far from nipple 506, and in hose 103 Negative pressure is generated between piston 503；

4, limiting card 509 is inserted into a certain card slot 508 on piston shaft 504, so that piston 503 cannot after unclamping hand Initial position is automatically reverted under the action of negative pressure, is born so that keeping stable between 103 inside of hose and piston 503 Pressure, as shown in Figure 5.

5, it is hold by one hand handle 102, and the insertion of syringe needle 101 is needed to acquire the position of cell, then suitably mobile syringe needle 101, while controlling control valve and slowly opening hose 103, negative pressure is discharged, the cell tissue to fall off at needle point 301 is existed Under the action of negative pressure, it is automatically drawn into hose 103.

6, the amount for observing cell tissue collected in hose 103 disconnects hose by control valve when meet demand 103, and extract syringe needle 101.

7, the limiting card 509 being stuck in card slot 508 is taken out, piston 503 is moved freely, so that venting is extra Negative pressure.

8, the connection of hose 103 and negative pressure needle tubing 501 is disconnected, and pulls out piston handle 505, so that being filled out in syringe 502 A certain amount of air is filled, hose 103 and negative pressure needle tubing 501 are then reconnected.

9, hose 103 is opened by control valve, and inwardly extrusion piston handle 505, so that piston 503 is towards nipple 506 Direction is mobile, so as to utilize the cell tissue in the air drain hose 103 in syringe 502.

Using this puncture outfit, cell tissue collected can be completely exhausted out hose 103, and in entire collection process, Cell tissue collected will not be inhaled into negative pressure needle tubing 501, neither will cause the waste of cell tissue, and will not pollute negative pressure Needle tubing 501.

Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation Or replacement, it should be covered within the scope of the utility model.

Claims (10)

1. a kind of cell puncture outfit, which is characterized in that including syringe needle, handle and hose, institute is fixed in one end of the syringe needle Handle is stated, one end of the hose is set in the handle, and is connected with the syringe needle, and the other end of hose, which is provided with, to be connect Head, the connector is for connecting negative pressure needle tubing, and the hose is for storing cell tissue collected, and the handle is for holding It holds, control valve is provided in handle, the control valve is used to control the on/off of the hose.

2. cell puncture outfit according to claim 1, which is characterized in that the handle is laminated structure.

3. cell puncture outfit according to claim 2, which is characterized in that the control valve includes idler wheel and is set to rolling Two sides and two roller bearings coaxial with idler wheel are taken turns, are arranged fluted on the handle, the two side walls face of groove is respectively arranged with Sliding slot, described two sliding slots are parallel to each other, and distance of the sliding slot both ends apart from groove floor is different；The idler wheel is set to described In groove, and described two roller bearings are separately positioned in described two sliding slots；The hose is arranged in the groove, and is located at Between idler wheel and groove floor, when roller-coaster is to sliding slot one end, hose is unimpeded or disconnects, when roller-coaster is another to sliding slot When end, hose disconnection or unimpeded.

4. cell puncture outfit according to claim 3, which is characterized in that be provided with several anti-slop serrations, institute on the idler wheel Anti-slop serrations are stated for anti-skidding.

5. cell puncture outfit according to claim 1, which is characterized in that it is provided with scale mark on the hose, and from To the direction of the connector, the numerical value of the scale mark is gradually increased the handle, and scale mark is collected for identifying Cell tissue amount.

6. cell puncture outfit according to claim 1, which is characterized in that the syringe needle is puncture needle.

7. cell puncture outfit according to claim 1, which is characterized in that the syringe needle includes needle point and needle tubing, the needle Point is set to one end of needle tubing, and the other end of the needle tubing is connected with the handle, and several teeth are provided at the needle point, described Tooth is used for incising cell or tissue.

8. cell puncture outfit according to claim 1, which is characterized in that the connector includes first end and second end, institute It states connector and is provided with connecting hole, and the connecting hole runs through the first end and second end, the of the hose and the connector One end is connected, and is connected with the connecting hole, and from the first end to the direction of second end, the diameter of the connecting hole is gradually Increase, connecting hole is used to connect the nipple of negative pressure needle tubing.

9. cell puncture outfit according to claim 1, which is characterized in that further include dust plug, the dust plug is for inserting In the connecting hole for entering connector second end, and the connecting hole is closed, or, further include dust cap, the second end setting of the connector There is external screw thread, the dust cap is provided with internal screw thread compatible with the external screw thread, and dust cap is for closing the connector Second end.

10. -9 any cell puncture outfit according to claim 1, which is characterized in that further include negative pressure needle tubing, the negative pressure Needle tubing includes syringe, piston, piston shaft, piston handle, and one end of the syringe is provided with nipple, and the other end is provided with flange, institute Piston is stated to be set in syringe, one end of the piston shaft is connected with piston, and the other end extends syringe, and with piston handle phase Even；Along the length direction of piston shaft, several card slots are provided on piston shaft, the flange is provided with limiting card, the limiting card Prevent piston from moving under the action of negative pressure for being stuck in the card slot.