CN208910320U - Micro sputum specimen collector - Google Patents

Abstract

The utility model discloses a kind of micro sputum specimen collectors, including accommodating storehouse, accommodating storehouse is in hollow columnar structures, the ratio of its length and internal diameter is 20-25, accommodate the open at one end in storehouse, the other end is equipped with to be extended axially outward with its internal suction sputum mouth being connected to, suction sputum opening's edge accommodating storehouse, and suction sputum mouth is configured with the sealing cover adaptable with it；Accommodating storehouse is configured with the plunger being slidably matched with it, and plunger at one end protrudes into accommodating storehouse, and one end end for protruding into accommodating storehouse is equipped with stopper head；Accommodating storehouse is equipped with far from one end of suction sputum mouth and is equipped with connector far from the one end in accommodating storehouse with its internal negative pressure connecting tube being connected to, the negative pressure connecting tube, which has the plug adaptable with it.The Quick Acquisition that micro sputum may be implemented and temporarily storage, and collection process is convenient, will not pollute to sputum sample, with high cleaning guarantee degree, more sample will not be caused to be lost, meet more detection demands and required precision, structure is simple, convenient to carry out.

Description

Micro sputum specimen collector

Technical field

The utility model relates to the field of medical instrument technology, and in particular to a kind of micro sputum specimen collector.

Background technique

Preferably to carry out physical examination to patient, the sputum for being clinically frequently necessary to acquisition patient is carried out as sample Temporary chemical examination, the mode for generalling use negative pressure suction sputum in the prior art are acquired, on this basis, existing acquisition or sputum aspirator Tool substantially directlys adopt the structure that syringe is connected with suction pipe, and for patient ICU or Patients Underwent Endotracheal Intubation, its own Sputum is few, less for collection capacity, and usually only several milliliters or the amount less than one milliliter, for such situation, use is biggish When suction tube, it is difficult that directly sputum is sucked out by push-and-pull plunger, even if there is suction, because of the adherency of inner wall, more, hardly possible is lost To meet detection demand, and when the lesser suction tube of use, then needs to pull out the plunger of suction tube, be then inserted into negative pressure in suction tube tail end Pipe carries out suction sputum by negative tube, after suction sputum, is inserted into plunger for sputum and is pushed into front end, in the process, because being related to To the extraction and insertion of plunger and being inserted directly into for negative tube, it is easy to be polluted to suction tube inner wall or sputum, influence to examine Survey result.

Utility model content

To solve the above problems, the utility model provides a kind of micro sputum specimen collector, the micro sputum of patient is realized Acquisition it is temporary, while reducing contaminated risk, provide more precision data for clinical detection.

To achieve the above object, technical solutions of the utility model are as follows:

A kind of micro sputum specimen collector, key are: including accommodating storehouse, the accommodating storehouse is in hollow columnar structures, The ratio of its length and internal diameter is 20-25, accommodates the open at one end in storehouse, and the other end is equipped with the suction sputum mouth being connected to its inside, should Suction sputum opening's edge accommodating storehouse extends axially outward, and the suction sputum mouth is configured with the sealing cover adaptable with it；

The accommodating storehouse is configured with the plunger being slidably matched with it, and the plunger at one end protrudes into accommodating storehouse, protrudes into appearance One end end for setting storehouse is equipped with stopper head；

The accommodating storehouse is equipped with the negative pressure connecting tube being connected to its inside far from one end of suction sputum mouth, and the negative pressure connecting tube is remote One end from accommodating storehouse is equipped with connector, which has the plug adaptable with it.

Using the above structure, the waste of sputum can be effectively reduced, together as suction sputum cylinder using such elongated accommodating storehouse When directly accommodating storehouse on individually connect a negative pressure connecting tube, for connecting negative tube in suction sputum, avoiding problems directly general Plunger pull out and again insertable into the step of, to reduce the probability that pollutes sputum, be conducive to improve sputum detection accuracy, It can be more convenient for being connected with negative tube by connector simultaneously, and the presence of sealing cover and plug, it can be ensured that it is completed in suction sputum Afterwards, guarantee the leakproofness inside accommodating storehouse, prevent air-borne dust or particle from invading inside it, be conducive to the temporary storage of sputum, Further increase its cleanliness.

As preferred: the negative pressure connecting tube is obliquely installed towards one end far from suction sputum mouth.Using the above structure, Ke Yigeng Good sputum is sucked out, and avoids causing to attract to plunger, and plunger is caused to slide towards suction sputum mouth one end.

As preferred: the tapered structure of the connecting hole of the connector, aperture become larger along the direction far from accommodating storehouse. Using the above structure, when suction sputum, convenient for negative pressure tracheae is inserted directly into connecting hole, it is easier to seal air-breathing, complete suction sputum behaviour Make.

As preferred: the connector has radially outwardly extending flange far from one end end in accommodating storehouse.Using The above structure, the operation for being closed connecting hole sealing cover with plug convenient for the completion of nursing staff's one hand.

As preferred: the plug is connected by connecting band with connector, and the connector, plug, connecting band are integrally formed. Using the above structure, on the one hand it can prevent plug from losing, it on the other hand can be further convenient for nursing one-handed performance.

As preferred: there is annular groove in the middle part of the stopper head, be arranged with sealing ring in the annular groove.Using the above structure, Be conducive to improve stopper head and accommodate the leakproofness between storehouse, prevents from originally measuring few phlegm between stopper head and accommodating storehouse inner wall Gap leach be lost, improve its store effect.

As preferred: the stopper head is close to the arc-shaped spherical structure in suction sputum mouth one end.Using the above structure, it is convenient for plunger It is slid in accommodating storehouse, collected sputum is pushed away into product to one piece.

As preferred: the tapered structure of suction sputum mouth, outer diameter gradually become smaller along the direction far from accommodating storehouse.Use with Upper structure improves the leakproofness of link position convenient for quickly docking suction sputum mouth with the suction sputum seal of tube.

Compared with prior art, the utility model has the beneficial effects that

Using micro sputum specimen collector provided by the utility model, the Quick Acquisition and temporarily of micro sputum may be implemented Storage, and collection process is convenient, will not pollute to sputum sample, has high cleaning guarantee degree, it more will not be to mark Originally it causing to be lost, can satisfy more detection demands and required precision, structure is simple, and it is convenient to carry out, it is easy to operate.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the use state diagram of embodiment illustrated in fig. 1.

Specific embodiment

The utility model is described in further detail with attached drawing with reference to embodiments.

Micro sputum specimen collector referring to fig. 1 and fig. 2, the accommodating storehouse 1 including being substantially in hollow columnar structures, this It is in slim-lined construction that storehouse 1 is accommodated in embodiment, and the ratio of length and internal diameter is 20-25, i.e., its internal diameter is 0.6mm-0.8mm, long Degree is 12mm-15mm, and preferably internal diameter is 0.6mm, length 15mm in the present embodiment, is more advantageous to the suction of sputum in this way or pushes away It is detected out to test tube.

The one end for accommodating storehouse 1 has along its axially outwardly extending suction sputum mouth 10, and the length of suction sputum mouth 10 is about 1cm, Internal diameter is 0.3mm or so, and the tapered structure of shape, i.e. its outer diameter gradually become smaller along the direction far from accommodating storehouse 1, the suction sputum mouth The sealing cover 3 adaptable with it is configured at 10, sealing cover is in the tubular structure of open at one end, can directly fasten to suction sputum mouth On 10, sealing is realized to it, accommodates storehouse 1 and sealing cover 3 is plastic cement material, and sealing cover 3 is softer than accommodating storehouse 1, two The connection type of interference fit can be used between person.

Accommodating storehouse 1 is configured with the plunger 2 being slidably matched with it, and plunger 2 is protruded into wherein from the open end in accommodating storehouse 1, constituted The structure of syringe-like, plunger 2 have stopper head 20 close to one end of suction sputum mouth 10, and stopper head 20 uses rubber material, It is adapted with the size in accommodating storehouse 1, circumferential side wall is contacted with the inner wall in accommodating storehouse 1, is in light close to one end of suction sputum mouth 10 Sliding spherical structure is the sealing performance for improving stopper head 20 in the present embodiment, therefore is equipped with annular groove in 20 medium position of stopper head 200, the sealing ring 201 adaptable with it is embedded in annular groove 200, sealing ring 201 is abutted with the inner wall in accommodating storehouse 1, so as to Reduce stopper head 20 and accommodating 1 fit clearance of storehouse, sputum is prevented to be lost.

In the application, in order to avoid extracting plunger 2 or being inserted into being inserted directly into sputum of 2 process of plunger and negative tube It pollutes, therefore one end far from suction sputum mouth 10 is equipped with negative pressure connecting tube 4 on accommodating storehouse 1, as shown, negative pressure connecting tube 4 It is connected to towards the back sweep setting in accommodating storehouse 1, and with the inside in accommodating storehouse 1, negative pressure connecting tube 4 is mainly used in suction sputum and negative Pressure pipe is connected, and is equipped with connector 5 in its one end far from accommodating storehouse 1, one end of connector 5 is connected with negative pressure connecting tube 4, in connector 5 With tapered connecting hole 50, as shown, the aperture of connecting hole 50 becomes larger along the direction far from accommodating storehouse 1, connector 5 The upper plug 6 being adapted configured with 50 end of connecting hole, plug 6 and connecting hole 50 are adapted far from the one end in accommodating storehouse 1, can be used In being blocked closing, plug 6 is connected by the connecting band 60 of plastic material with connector 5, the present embodiment center tap 5, plug 6, Connecting band 60 is integrally formed, and can be prevented plug 6 from losing in this way, is also convenient to operation.

In addition, connector 5 has the flange 51 being radially extended outward horizontally so as to form far from the one end in accommodating storehouse 1, pass through Flange 51, nursing staff singlehanded can will block up in 6 insertion connecting holes 50, blocking is sealed to it, to improve its operation just Victory.

With reference to Fig. 1 and Fig. 2, in use, elder generation is as shown in Fig. 2, pull plunger 2, it is ensured that stopper head 20 is in negative pressure connecting tube 4 With the rear of accommodating 1 communicating position of storehouse, the i.e. side far from suction sputum mouth 10, then negative tube 7 is connected with negative pressure connecting tube 4, Negative tube 7 is inserted into connecting hole 50, sputum aspirator tube 8 is connected with suction sputum mouth 10 then, sputum aspirator tube 8 is then protruded into patient's larynx Portion provides negative pressure by negative tube 7 and carries out suction sputum, waits after collecting certain sputum, then pull out negative tube 7, while single Hand then takes out in the blocking to connecting hole 50 of plug 6 sputum aspirator tube 8, while it being separated with suction sputum mouth 10, then push forward Plunger 2 assembles the micro sputum entered in accommodating storehouse 1 towards 10 one end of suction sputum mouth, until close to the position of suction sputum mouth 10, this process In abundant residues air can be discharged by suction sputum mouth 10, reduce air aggregation in accommodating storehouse 1 and pollute risk, finally again will The lid of sealing cover 3 is closed onto suction sputum mouth 10, and state in the case where avoiding pollution as shown in Figure 1, both complete to micro phlegm at this time The acquisition of liquid, while the temporary storage of micro sputum specimen is met again, easy to operate, structure is simply convenient to carry out, at This is low, is conducive to provide the positive rate of sputum specimen, provides more precision data for clinical application.

Finally, it should be noted that foregoing description is only the preferred embodiment of the utility model, the ordinary skill of this field Personnel are under the enlightenment of the utility model, under the premise of without prejudice to the utility model aims and claim, can make more Kind is similar to be indicated, such transformation is each fallen within the protection scope of the utility model.

Claims (8)

1. a kind of micro sputum specimen collector, it is characterised in that: including accommodating storehouse (1), the accommodating storehouse (1) is in hollow columnar knot The ratio of structure, length and internal diameter is 20-25, accommodates the open at one end of storehouse (1), and the other end is equipped with and its internal suction sputum being connected to Mouth (10), the suction sputum mouth (10) are extended axially outward along accommodating storehouse (1), and the suction sputum mouth (10) is configured with adaptable with it Sealing cover (3)；

Accommodating storehouse (1) is configured with the plunger (2) being slidably matched with it, and described plunger (2) one end is protruded into accommodating storehouse (1), Its one end end for protruding into accommodating storehouse (1) is equipped with stopper head (20)；

Accommodating storehouse (1) is equipped with far from the one end of suction sputum mouth (10) to be connected with its internal negative pressure connecting tube (4) being connected to, the negative pressure It takes over (4) and is equipped with connector (5) far from one end of accommodating storehouse (1), which is configured with the plug (6) adaptable with it.

2. micro sputum specimen collector according to claim 1, it is characterised in that: the negative pressure connecting tube (4) is towards separate One end of suction sputum mouth (10) is obliquely installed.

3. micro sputum specimen collector according to claim 1 or 2, it is characterised in that: the connecting hole of the connector (5) (50) tapered structure, aperture become larger along the direction far from accommodating storehouse (1).

4. micro sputum specimen collector according to claim 3, it is characterised in that: the connector (5) is far from accommodating storehouse (1) One end end there is radially outwardly extending flange (51).

5. micro sputum specimen collector according to claim 4, it is characterised in that: the plug (6) passes through connecting band (60) it is connected with connector (5), and the connector (5), plug (6), connecting band (60) are integrally formed.

6. micro sputum specimen collector according to claim 1, it is characterised in that: have ring in the middle part of the stopper head (20) Slot (200) is arranged with sealing ring (201) in the annular groove (200).

7. micro sputum specimen collector according to claim 1 or 6, it is characterised in that: the stopper head (20) is close to suction The arc-shaped spherical structure in phlegm mouth (10) one end.

8. micro sputum specimen collector according to claim 1, it is characterised in that: the tapered knot of the suction sputum mouth (10) Structure, outer diameter gradually become smaller along the direction far from accommodating storehouse (1).