CN101078675A

CN101078675A - Specimen sampling equipment

Info

Publication number: CN101078675A
Application number: CN 200710023259
Authority: CN
Inventors: 王晓波
Original assignee: HEFEI XINYUE ELECTRONIC TECHNOLOGY Co Ltd
Current assignee: HEFEI XINYUE ELECTRONIC TECHNOLOGY Co Ltd
Priority date: 2007-06-12
Filing date: 2007-06-12
Publication date: 2007-11-28

Abstract

The invention relates to a specimen sampling device, belonging to the medical sampling testing equipment field. Bottle cover for sealing is set at the upper of liquid accommodating bottle with test reagent in it. Round-role rod body of sampling rod passes through the bottle cover to extend downward to inner of liquid accommodating bottle and rotary sealing matching is set between the rod body and the bottle cover. The sampling end of sampling rod immerges under the liquid level of test reagent. Handhold end of sampling rod is set at the outside of bottle cover. The head of bottle cover is hollow cavity and a torsion spring matched on rod body of sampling rod is set in the hollow cavity. One end of torsion spring is fixed on the rod body and the other end is fixed on the bottle cover. An open port is set at the bottom of liquid accommodating bottle. Check valve for sampling liquid moving downward is set at the position of open port. The invention can collect, store and take fences sample conveniently and easily translates fences into sampling liquid which can be tested directly. Transfers of sampling liquid and continuous tests are convenient so that it makes doctor and patient convenience greatly.

Description

Specimen sampling equipment

Technical field

The invention belongs to medical inspection by sampling apparatus field, be specifically related to a kind of specimen sampling equipment.

Background technology

The stool for routine check is one of medical treatment three big routine inspection projects, but how as early as possible and easily ight soil to be converted into the difficult problem that the sample liquid that can be used to directly to detect always is puzzlement doctor and patient after the collection of fecal sample and the collection, the people is more arranged because the fearness that dislikes dirty is smelly and careless for it, perform a task perfunctorily, its consequence has directly influenced the correctness that detects, and then doctor's diagnosis and patient's treatment are also caused adverse effect.

Summary of the invention

The purpose of this invention is to provide a kind of specimen sampling equipment, its built-in testing reagent, and have have concurrently the sampling and the sampling rod of agitating function and the retaining valve of within easy reach sample liquid.

For achieving the above object, the present invention has adopted following technical scheme: a kind of specimen sampling equipment, the top that is built-in with the liquid holding bottle of testing reagent is provided with the bottle cap of sealing usefulness, the round bar shape rod of sampling rod was worn bottle cap and was extended liquid holding bottle inside downwards, be rotating being sealed and matched between rod body and the bottle cap, the sampling end of sampling rod immerses below the liquid level of testing reagent, the handheld terminal of sampling rod is arranged on the outside of bottle cap, the head of bottle cap is provided with cavity, be provided with a rod torsionspring on one's body that is nested with at sampling rod in the cavity, one end of torsionspring is fixed on one's body the rod, the other end is fixed on the bottle cap, the bottle bottom of liquid holding bottle is provided with opening, and opening part is provided with can be for the retaining valve of the downward circulation of sample liquid.

As shown from the above technical solution, the bottle wall and the retaining valve three of bottle cap, liquid holding bottle have constituted a comparatively sealed space, be provided with testing reagent in this space, after the sampling end of sampling rod is delivered to this space with fecal sample, immerse because of sampling end below the liquid level of testing reagent, so can make fecal sample can all submerge in the reagent; When the rotation sampling rod is positioned at the handheld terminal in the bottle cap outside, because the elastic force effect of torsionspring, and be rotating being sealed and matched between the excellent body of sampling rod and the bottle cap, the sampling end of sampling rod can be done positive and negative twice rotation in testing reagent, so testing reagent has been played good beating action, and quickened diffusion and the dissolving of fecal sample in testing reagent, the liquid that splashes during stirring also is limited in liquid holding bottle inside, because sealing, the smell that produces during stirring can not diffuse out yet; Because the bottle end of liquid holding bottle is provided with retaining valve, can be removed and be transported to miscellaneous equipment very easily to be used for the subsequent detection project so stir the sample liquid of back gained.

Be convenient to gather, store and carry fecal sample by the above-mentioned the present invention of getting, and be easy to ight soil is converted into the sample liquid that can be used to direct detection, also be convenient to the transfer and the subsequent detection of sample liquid, thereby be very easy to doctor and patient.

Summary of drawings

Fig. 1 is the structural representation of specimen sampling equipment of the present invention;

Fig. 2 is the structural representation of sampling rod;

Fig. 3 is the structural representation of retaining valve.

Embodiment

As shown in Figure 1, a kind of specimen sampling equipment, it is characterized in that: the top that is built-in with the liquid holding bottle 10 of testing reagent 11 is provided with the bottle cap 30 of sealing usefulness, the round bar shape rod body 43 of sampling rod 40 passes bottle cap 30 and extends liquid holding bottle 10 inside downwards, be rotating being sealed and matched between rod body 43 and the bottle cap 30, the sampling end 41 of sampling rod 40 immerses below the liquid level of testing reagent 11, the handheld terminal 42 of sampling rod 40 is arranged on the outside of bottle cap 30, the head of bottle cap 30 is provided with cavity, be provided with a torsionspring 31 that is nested with on the excellent body 43 of sampling rod 40 in the cavity, one end of torsionspring 31 is fixed on the excellent body 43, the other end is fixed on the bottle cap 30, the bottle bottom of liquid holding bottle 10 is provided with opening 13, and opening 13 places are provided with can be for the retaining valve 50 of the downward circulation of sample liquid.

The handheld terminal 42 of sampling rod 40 is for ease of rotation, the measure of increase friction force such as the colored or vertical indentation of mill can be set at the outside surface of its termination, can also be in the termination along level to fixedly installing rod-like members, make the human finger can stir this rod-like members to drive sampling rod 40 rotations.

Described retaining valve 50 plays the effect of a stop valve in essence, and it can be realized the circulation of sample liquid very easily and block, and deposits and shifts thereby be beneficial to getting of sample liquid.

As preferred version of the present invention, as Fig. 1, shown in 3, described retaining valve 50 comprises that an xsect is the spool 51 of " worker " font and is used for the compression spring 52 of pressed spool 51, the last valve plate 511 of connection spool 51 and the column shaft 513 of lower valve plate 512 pass opening 13 vertically and extend upwardly to liquid holding bottle 10 inside, the last valve plate 511 of spool 51 is pressed against the inside surface at the bottle end of liquid holding bottle 10, its place of pressing is provided with O-ring seal 515, compression spring 52 is set in around the shaft 513 of spool 51, its top is fixed on the bottom of liquid holding bottle 10, the bottom is fixed on the upper surface of the lower valve plate 512 of spool 51, and the lower valve plate 512 of described spool 51 is positioned at the hole 514 of locating to be provided with up/down perforation on every side of shaft 513.

Be in elongation state under compression spring 52 normal conditions, the lower valve plate 512 that can press spool 51 thus, make simultaneously and go up the inside surface that valve plate 511 also is pressed against the bottle end of liquid holding bottle 10 tightly, because the place of pressing is provided with O-ring seal 515, so the sample liquid in the liquid holding bottle 10 is sealed in the bottle and can release under the normal condition.

O-ring seal 515 plays the effect of butt-end packing, it both can be arranged on valve plate 511 places, also can be arranged on the inside surface at the bottle end of liquid holding bottle 10, as preferred version of the present invention, O-ring seal 515 is embedded in the bottom surface of the last valve plate 511 of spool 51, so the inside surface at the bottle end of liquid holding bottle 10 can be more smooth and smooth, helps flowing of sample liquid.

When giving 512 1 power that make progress of lower valve plate, compression spring 52 pressurizeds shorten, last valve plate 511 moves upward together with O-ring seal 515, thereby break sealing, sample liquid flows downward from opening 13 places at the bottle end, be positioned at the hole 514 of locating to be provided with up/down perforation on every side of shaft 513 because of valve plate 512, so sample liquid can drop onto the periphery in

hole

514 and 514 continue to flow downward along the hole, hole 514 should be arranged on equably shaft 513 around, so that collect and the sample liquid that confluxes, as another preferred version of the present invention, the upper surface of described lower valve plate 512 is provided with the recess that is positioned at 514 places, hole, sample liquid can be better collected in being provided with of these recesses, to prevent to drop onto sample liquid on the lower valve plate 512 along its side flow radially outward.

The last valve plate 511 and the lower valve plate 512 of spool 51 can have multiple shape, and it both can also can be the square shape for discoid, can also be other regular shapes.

As shown in Figure 1, the bottle diapire face at opening 13 places of described liquid holding bottle 10 is provided with downward protuberance 14, and compression spring 52 is looped around the periphery of protuberance 14.The setting of protuberance 14 both can guide the flow direction of sample liquid better, also to 52 positioning actions of compression spring.

As shown in Figure 1, as preferred version of the present invention, described bottle cap 30 is a threaded engagement with liquid holding bottle 10, and the lower surface that contacts with liquid holding bottle 10 of bottle cap 30 heads is provided with the bed course 32 that is used for sealing.

Bottle cap 30 can be accomplished in several ways with the sealing of liquid holding bottle 10, and bottle cap 30 both can be embedded in the bottle mouth position of liquid holding bottle 10, can also be coated on the bottle mouth position of liquid holding bottle 10.When bottle cap 30 adopts threaded engagement with liquid holding bottle 10, one side both had been convenient to the sealing of bottle cap 30 and had been taken, in the time of also can making torsionspring 31 rotations on the other hand, its end that is arranged on bottle cap 30 also maintains static, and can finish the agitating function of sampling rod 40 better more easily; The excellent body 43 that being provided with of bed course 32 can better solve sampling rod 40 and the sealing problem of bottle cap 30 intersections make it neither influence the rotation of excellent body 43, and bad odor dispersion is gone out.

As shown in Figure 1, 2, as preferred version of the present invention, the termination of the sampling end 41 of described sampling rod 40 is the rake claw-like.Adopt this mode both to be convenient to take fecal sample, can realize agitating function preferably again.

As preferred version of the present invention, as shown in Figure 1, be provided with filtering layer 12 between the top, the bottle end of described liquid holding bottle 40 and sampling end 41 belows of sampling rod 40, the body of liquid holding bottle 40 is provided with the step of undergauge shape at filtering layer 12 places, and the marginal portion of filtering layer 12 is fixed on this step place.

Be provided with after the filtering layer 12, it can hold back some bigger and faecal particles that be difficult to dissolve, thereby makes the sample liquid that obtains more help follow-up check analysis.

As shown in Figure 1, lower valve plate 512 places of described spool 51 are provided with the sampling jar 20 that is used for containing sampling liquid, and the open-mouth of sampling jar 20 is provided with the step of undergauge shape, and the lower valve plate 512 of spool 51 is pressed against this step place.

The step of the undergauge shape of sampling jar 20 can be better and the lower valve plate 512 of spool 51 matches and, and be beneficial to the conduction of power.When giving 20 1 power that make progress of sampling jar, the step of the undergauge shape of sampling jar 20 pushes the lower valve plate 512 of spool 51 simultaneously, lower valve plate 512 moves upward and oppresses compression spring 52 simultaneously and make it to shorten, shaft 513 drives valve plates 511 lead-through opening 13 simultaneously that moves upward, sample liquid flows downward in liquid holding bottle 10, under the guiding of the protuberance 14 at opening 13 places, the sample drop is fallen the periphery that the upper end has the hole 514 of recess, be collected from here and 514 continue to conflux downwards along the hole, finally flow in the sampling jar 20, thereby finished the sampling work of fecal sample.

As preferred version of the present invention, as shown in Figure 1, the lower end of described sampling jar 20 is provided with the cavity 21 that volume is 0.2ml, and the internal diameter of this cavity 21 is littler than the internal diameter of sampling jar 20.

Because of the general required sample liquid of existing check and analysis equipment is 0.2ml,, better and follow-up check analysis project is provided with the cavity 21 that volume is 0.2ml for being connected, the internal diameter of this cavity 21 is less, make cavity 21 can under capillary effect, hold the sample liquid of 0.2ml just, thereby more help subsequent operation.

Claims

1, a kind of specimen sampling equipment, it is characterized in that: the top that is built-in with the liquid holding bottle (10) of testing reagent (11) is provided with the bottle cap (30) of sealing usefulness, the round bar shape rod body (43) of sampling rod (40) passes bottle cap (30) and extends liquid holding bottle (10) inside downwards, be rotating being sealed and matched between rod body (43) and the bottle cap (30), the sampling end (41) of sampling rod (40) immerses below the liquid level of testing reagent (11), the handheld terminal (42) of sampling rod (40) is arranged on the outside of bottle cap (30), the head of bottle cap (30) is provided with cavity, be provided with a torsionspring (31) that is nested with on the excellent body (43) of sampling rod (40) in the cavity, one end of torsionspring (31) is fixed on the excellent body (43), the other end is fixed on the bottle cap (30), the bottle bottom of liquid holding bottle (10) is provided with opening (13), and opening (13) is located to be provided with can be for the retaining valve (50) of the downward circulation of sample liquid.

2, specimen sampling equipment according to claim 1, it is characterized in that: described retaining valve (50) comprises that an xsect is the spool of " worker " font (51) and is used for the compression spring (52) of pressed spool (51), the last valve plate (511) of connection spool (51) and the column shaft (513) of lower valve plate (512) pass opening (13) vertically and extend upwardly to liquid holding bottle (10) inside, the last valve plate (511) of spool (51) is pressed against the inside surface at the bottle end of liquid holding bottle (10), its place of pressing is provided with O-ring seal (515), the shaft (513) that compression spring (52) is set in spool (51) on every side, its top is fixed on the bottom of liquid holding bottle (10), the bottom is fixed on the upper surface of the lower valve plate (512) of spool (51), and the lower valve plate (512) of described spool (51) is positioned at the hole (514) of locating to be provided with up/down perforation on every side of shaft (513).

3, specimen sampling equipment according to claim 1 is characterized in that: described bottle cap (30) is a threaded engagement with liquid holding bottle (10), and the lower surface that contacts with liquid holding bottle (10) of bottle cap (30) head is provided with the bed course (32) that is used for sealing.

4, specimen sampling equipment according to claim 1 is characterized in that: the termination of the sampling end (41) of described sampling rod (40) is the rake claw-like.

5, specimen sampling equipment according to claim 1, it is characterized in that: be provided with filtering layer (12) between the top, the bottle end of described liquid holding bottle (40) and sampling end (41) below of sampling rod (40), the body of liquid holding bottle (40) locates to be provided with the step of undergauge shape at filtering layer (12), and the marginal portion of filtering layer (12) is fixed on this step place.

6, specimen sampling equipment according to claim 2, it is characterized in that: the lower valve plate (512) of described spool (51) locates to be provided with the sampling jar (20) that is used for containing sampling liquid, the open-mouth of sampling jar (20) is provided with the step of undergauge shape, and the lower valve plate (512) of spool (51) is pressed against this step place.

7, specimen sampling equipment according to claim 2 is characterized in that: described O-ring seal (515) is embedded in the bottom surface of the last valve plate (511) of spool (51).

8, specimen sampling equipment according to claim 2 is characterized in that: the bottle diapire face that the opening (13) of described liquid holding bottle (10) is located is provided with downward protuberance (14), and compression spring (52) is looped around the periphery of protuberance (14).

9, specimen sampling equipment according to claim 2 is characterized in that: the upper surface of described lower valve plate (512) is provided with and is positioned at the recess that hole (514) is located.

10, specimen sampling equipment according to claim 7 is characterized in that: the lower end of described sampling jar (20) is provided with the cavity that volume is 0.2ml (21), and the internal diameter of this cavity (21) is littler than the internal diameter of sampling jar (20).