CN205072873U - Hemostix - Google Patents

Abstract

The utility model relates to a hemostix, it contains: collection portion is established to body, cap and pull pole, body one end, and this collection portion contracts to restraint and forms a portion of cup jointing, should the portion of cup jointing establish an export, and this pipe inner wall annular sets up a plurality of ribs separately, the inside piston body of establishing of this body, and this piston body is established the screw and is reached and rib complex concave part, and this cap is equipped with to be sealed with the blind hole of this collection portion matched stack and the export of the portion of should cup jointing, and this pull pole is equipped with the screw section who closes with the screw spiral shell. Can draw blood, isolate the blood platelet and inject the blood platelet and all use same body for extracting blood and inject the blood platelet and isolate plasma, blood platelet and serous various uses, letting by this, nearly simplify the procedures and save the medical equipment purpose.

Description

Hemostix

Technical field

This utility model relates to a kind of hemostix, particularly a kind ofly provides the hemostix integrating blood drawing, centrifugal blood and function of injection.

Background technology

Blood is except blood plasma, and also comprise erythrocyte and leukocyte and platelet, erythrocyte is delivering oxygen mainly, and leukocyte is opposing alien bacteria, and platelet bears the function of blood coagulation.Platelet is except facilitating except blood coagulation, and it is like this that its function runs far deeper than.After personal injury, except being formed except clot, to break after platelet is squeezed in injured position and slow release goes out somatomedin wherein, thus carry out the reparation organized.PRP (PlateletRichPlasma) high concentration thrombocyte plasma technology is except for except orthopaedics therapy, the process of wound has also been used in the treatment of the chronic wounds such as diabetic foot, decubital ulcer, and ophthalmology also can treat corneal ulcer or xerophthalmia with this autologous plasma.

Owing to being rich in a large amount of active somatomedin from the produced platelet of bone marrow, regeneration and the reparation of blood vessel hyperplasia and tissue can being promoted, and be the most handy somatomedin in human body.But there are erythrocyte and leukocyte may have bad impact to the reparation of tissue because general hematoblastic concentration mixes not, therefore need the processing procedure of platelet purification.PRP (PlateletRichPlasma) high concentration thrombocyte plasma is take out autologous blood, after the process of separation and purification instrument, is again injected into through concentrated platelet the reparation that health promotes tissue.

In operation, first syringe will be utilized to coordinate entry needle to extract autologous blood, note in vitro sealing test tube with rubber sleeve again, after the process of purification instrument, can present the wine-colored blood plasma of one deck bottom this test tube, being positioned at above blood plasma is one deck high concentration platelet (PlateletRichPlasma; Be called for short PRP); be positioned at above high concentration platelet is serum; and medical personnel must coordinate an entry needle through the rubber sleeve of this test tube by another syringe of mat; this entry needle also passes serum to draw high concentration platelet (PlateletRichPlasma); because the amount of in vitro serum exceeds in the hematoblastic amount of high concentration; cause in operation and usually can be extracted into serum; the length of special entry needle falls short of; the platelet purity that easily mixing has serum composition just reduces, and has bad impact to the reparation of tissue.

Particularly, take out autologous blood for employing one group of syringe and entry needle for the first time, seal in the blood injecting tube in syringe again, to put purification instrument into carrying out centrifugal treating, make the blood plasma in vitro presenting bottom, the serum on the high concentration platelet (PlateletRichPlasma) that middle level is a small amount of and upper strata, afterwards, recycle another group syringe and entry needle, the affected part that this high concentration platelet (PlateletRichPlasma) of in vitro aspirating middle level is injected in patient is again put in this entry needle, due to the syringe for taking a blood sample, entry needle and test tube are all deserted medical treatment consumptive materials, have to pass through environmental protection treatment and just can not pollute problem, and by known blood sampling, blood carries out centrifugal purification and uses test tube and pumping high-concentration platelet (PlateletRichPlasma) to be injected in affected part process, front and back use twice syringe, entry needle and mat test tube carry out separation and purification treatment, medical device is wasted again outside formality is quite complicated.

So on the market, there is a kind of vacuum blood taking needle as shown in Figure 1 and Figure 2, comprise syringe 1, bloodletting needle (or claiming entry needle) 2 and a vacuum test tube 3 of a hollow substantially, this bloodletting needle 2 of one end assembly of this syringe 1, this bloodletting needle 2 one end other end that is exposed puts in this syringe 1, this vacuum test tube 3 is provided with a cock body 4 in the face of syringe 1 direction and is clogged by this vacuum test tube 3, when this vacuum test tube 3 packs in this syringe 1, this bloodletting needle 2 other end be located in syringe 1 just injects and is positioned at this vacuum test tube 3 by this cock body 4.During blood sampling, this bloodletting needle 2 of mat injects blood vessel and this vacuum test tube 3 of pull, by this bloodletting needle 1, blood is led in this vacuum test tube 3, and this cock body 4 of mat seals up, this vacuum test tube 3 and pull out this syringe 1 and put into purification instrument centrifugal go out blood plasma, high concentration platelet (PlateletRichPlasma) and serum, but still another syringe 1 of mat coordinates another new again entry needle will aspirate platelet in this vacuum test tube 3 in syringe 1, reinject affected part.Or need one group of syringe 1, bloodletting needle 2 and vacuum test tube 3 first to carry out taking a blood sample and carry out after centrifugal purification goes out platelet therefore; recycle one group of injection tube and the entry needle platelet drawn in this vacuum test tube 3 to reinject affected part; process is still very numerous and diverse and use multiple consumable supplies, the problem of not only having wasted but also having had environmental protection to reclaim.

Summary of the invention

Therefore, main purpose of the present utility model, be that solving existing blood collection procedure uses many expendable medical devices, cause waste and environmental issue and the fee time numerous rope, and then provide a kind of collect blood drawing, test tube and inject affected part jointly use the hemostix of same container.

For reaching above-mentioned purpose, this utility model provides a kind of hemostix, comprise: the body of a hollow, one cap and a pumping rod, one end of this body is provided with the collection unit being less than this body caliber, this collection unit contracting bundle is with the socket part forming a taper, this socket part is provided with the outlet communicated with this tubular body, this body sets up separately multiple with this tube length direction rib in the same way away from wall circular in this direction, socket part, this tubular body is provided with the piston body coordinating movement along this inboard wall of tube body, multiple recesses that this piston body is established a screw away from this collection unit direction and coordinated with those ribs, this cap is provided with the blind hole with this collection unit assembly, the outlet of this socket part seals by this cap, one end of this pumping rod is provided with the threaded shank with this screwhole spiro bonding.

Wherein, the inwall of this body is provided with two baffle rings protruding from this inboard wall of tube body, and this piston body is forced through this baffle ring, and this baffle ring is prevented this piston body being positioned at this body and departed from this body along with the pull of this pumping rod.

Wherein, the blind via bottom of this cap is provided with a projection, this outlet is sealed in the outlet that this projection is inserted into this socket part.

Wherein, this piston body is that Elastic plastic-rubber material is made, and this body is provided with a collar away from the direction spiral shell of this socket part, and this collar has an outer wall away from the direction of this socket part, the center of this outer wall is provided with the perforation extended through for this pumping rod, and this outer wall is prevented this piston body and departed from this body.

Wherein, the other end of this pumping rod is provided with and is greater than this pumping rod external diameter for holding the handle taken.

By this, during blood sampling, first use the cover portion of a bloodletting needle together with the socket part fit of this body, this pumping rod is screwed together in the screw of this piston body with this threaded shank, pushing this handle makes this piston body move the air extruded in body toward this bloodletting needle direction, blood vessel is inserted again with the tip of this bloodletting needle, this pumping rod of pull makes blood enter in this body to scheduled volume, extract this bloodletting needle again out, then cap is socketed on the collection unit of this body, the projection of this cap blind via bottom of mat fills in the outlet of this socket part, this outlet is blocked, rotate again this pumping rod make its threaded shank outward winding depart from this screw, this piston body is only utilized to be sealed by blood in this body, again this body is moved on in centrifugal purification device, allow one end of cap in below, by the water slurry in blood, platelet purification (PlateletRichPlasma) and serum are separated, the amount of blood plasma can be greater than the amount of platelet purification (PlateletRichPlasma), and be positioned at the collection unit of this its bottom and above position, this platelet purification (PlateletRichPlasma) can be gathered in above blood plasma, serum is then positioned at the top of platelet purification (PlateletRichPlasma).

In other words, platelet purification (PlateletRichPlasma) is between blood plasma and serum and measure comparatively blood plasma, the amount of serum is all few, then pressure pushes away this pumping rod blood plasma is drained, be sheathed on the socket part of this body again with this cover portion with a new bloodletting needle, the screwhole spiro bonding of the threaded shank of this pumping rod and this piston body, pumping rod and piston body are connected, push the handle of this pumping rod, piston body is made to advance the platelet purification (PlateletRichPlasma) extruding collection unit, affected part is inserted by this bloodletting needle, the platelet purification in collection unit (PlateletRichPlasma) is made to be injected in affected part.

So, this body can be to extract blood and inject hematoblastic injection tube and can be used as the body isolating blood plasma, platelet and serum and uses, allow blood drawing, isolate blood plasma, platelet, serum and suction high concentration platelet (PlateletRichPlasma) and be injected in affected part and all use same container, simplify the procedures the shortening time to reach and save medical device object.

Accompanying drawing explanation

Fig. 1 is the combination stereogram of existing vacuum blood collector;

Fig. 2 is the exploded perspective view of existing vacuum blood collector;

Fig. 3 is the exploded perspective view of this utility model first embodiment;

Fig. 4 is the schematic diagram of this utility model first embodiment display blood sampling;

Fig. 5 is that this utility model first embodiment display body is equipped with the schematic diagram that blood carries out purification in advance;

Fig. 6 be the display of this utility model first embodiment centrifugal go out the assembled sectional view of blood plasma, platelet purification and serum;

Fig. 7 is the exploded perspective view of this utility model second embodiment installing cap;

Fig. 8 is the combination stereogram of this utility model second embodiment installing cap;

Fig. 9 A is the schematic diagram that the blood sampling of this utility model second embodiment uses;

Fig. 9 B is the assembled sectional view that this utility model second embodiment display body is equipped with blood;

Fig. 9 C be the display of this utility model second embodiment centrifugal go out the schematic diagram of blood plasma, platelet purification and serum;

Fig. 9 D is the schematic diagram that this utility model second embodiment discharges blood plasma;

Fig. 9 E is the schematic diagram of this utility model second embodiment preform injection platelet purification.

Description of reference numerals: 1: syringe; 2: bloodletting needle; 3: vacuum test tube; 4: cock body; A: blood plasma; B: platelet purification; C: serum; 10a, 10b: body; 11a, 11b: collection unit; 12a, 12b: rib; 13a, 13b: socket part; 14a: baffle ring; 15a, 15b: outlet; 16a, 16b: pumping rod; 161a, 161b: screw; 162a, 162b: handle; 163a, 163b: piston body; 164a, 164b: recess; 165a, 165b: threaded shank; 20: bloodletting needle; 21: cover portion; 30a, 30b: cap; 31a, 31b: blind hole; 32a, 32b: projection; 17b: the collar; 171b: outer wall; 172b: perforation.

Detailed description of the invention

Hereby about detailed content of the present utility model and technology illustrate, be now described further with embodiment, but it is to be understood that these embodiments are only the use illustrated, and should be interpreted as the restriction of this utility model enforcement.

Refer to Fig. 3, Fig. 4, for the first embodiment of this utility model hemostix, comprise: the body 10a of a hollow transparent, an one cap 30a and pumping rod 16a, one end of this body 10a is provided with the collection unit 11a being less than this body 10a caliber, this collection unit 11a contracts bundle again with the socket part 13a forming taper, this body 10a sets up multiple rib 12a in the same way with this body 10a length direction separately away from wall circular in 13a direction, this socket part and has two convex annular for the baffle ring 14a of this body 10a inwall, again an end face of this socket part 13a be provided with communicate with this body 10a inside one export 15a, this body 10a inside is provided with the piston body 163a coordinating movement with this body 10a inwall, this piston body 163a is Elastic plastic-rubber material, this piston body 163a is provided with a screw 161a away from the direction of this socket part 13a, and the peripheral annular of this piston body 163a is arranged with multiple recess 164a matched with this rib 12a.

This cap 30a is provided with the blind hole 31a with this collection unit 11a assembly, is provided with a projection 32a bottom this blind hole 31a, and this projection 32a packs in the outlet 15a of this socket part 13a, and this outlet 15a is clogged sealing.

One end of this pumping rod 16a is provided with the threaded shank 165a screwed togather with this screw 161a, and the other end of this pumping rod 16a is provided with the handle 162a being greater than this pumping rod 16a external diameter, carries out pushing and pulling motion to provide to hold.

The structure that mat is above-mentioned, referring again to Fig. 4, a bloodletting needle 20 is first used during blood sampling, with its cover portion 21 together with the socket part 13a fit of this body 10a, this piston body 163a first screws togather with this pumping rod 16a, promoting this pumping rod 16a by force makes piston body 163a by the baffle ring 14a of this body 10a inwall, and this baffle ring 14a is when can prevent this pumping rod of pull 16a, this piston body 163a is made to pull out outside body 10a when exerting a force excessive, pushing again this handle 162a makes this piston body 163a move toward this bloodletting needle 20 direction, to extrude the air in body 10a, blood vessel is inserted again in the tip of this bloodletting needle 20, this pumping rod of pull 16a makes blood enter in this body 10a to scheduled volume, then this bloodletting needle 20 is detached, cap 30a is socketed on the collection unit 11a of this body 10a as Fig. 5, projection 32a bottom the blind hole 31a of this cap of mat 30a fills in the outlet 15a of this socket part 13a, this outlet 15a is blocked, extracting this pumping rod 16a again makes the recess 164a of the periphery of this piston body 163a match with the rib 12a of this body 10a, make this pumping rod of rotation 16a that its threaded shank 165a is outwarded winding and depart from this screw 161a, must prevent this piston body 163a follows this pumping rod 16a to rotate together.

Then, this body 10a is moved on in centrifugal purification device, allow one end of cap 30a in below, blood plasma a in blood, platelet purification (PlateletRichPlasma) b and serum c are separated, blood plasma a part can be positioned at this body 10a collection unit 11a and top thereof, platelet purification (PlateletRichPlasma) b of ratio minimum can be gathered in above blood plasma a, and serum c is then gathered in the top of platelet purification (PlateletRichPlasma) b as shown in Figure 6.And implement injection platelet purification (PlateletRichPlasma) b when affected part, the recess 164a of this piston body 163a periphery is first made to match with the rib 12a of this body 10a, rotate this pumping rod 16a again, threaded shank 165a is made to be screwed together in the screw 161a of this piston body 163a, then pushing this handle 162a makes this pumping rod 16a drive this piston body 165a to move first by blood plasma extrusion discharge toward 13a direction, this socket part, again a new bloodletting needle 20 is sheathed on the socket part 13a of this body 10a with this cover portion 21, bloodletting needle 20 inserts affected part again, and push the handle 162a of this pumping rod 16a, platelet purification (PlateletRichPlasma) b converged in collection unit 11a is made to be injected into affected part.

Refer to Fig. 7, Fig. 8 and Fig. 9 A, for the second embodiment of this utility model hemostix, comprise: the body 10b of a hollow transparent, an one cap 30b and pumping rod 16b, one end of this body 10b is provided with the collection unit 11b being less than this body 10b caliber, this collection unit 11b contracts bundle again with the socket part 13b forming taper, one end face of this socket part 13b be provided with communicate with this body 10b inside one export 15b, this body 10b sets up separately multiple with this body 10b length direction rib 12b in the same way away from wall circular in 13b direction, this socket part, be provided with in this body 10b and originally coordinate a moveable piston body 163b with this body 10b inwall, this piston body 163b is that Elastic plastic-rubber material is made, this piston body 163b is provided with a screw 161b away from the direction of this socket part 13b, the peripheral annular of this piston body 163b is distributed with the multiple recess 164b coordinated with this body 10b rib 12b, this body 10b is provided with a collar 17b away from the other end spiral shell in 13b direction, this socket part, this collar 17b is provided with an outer wall 171b away from the direction of this socket part 13b, the center of this outer wall 171b is provided with a perforation 172b.

This cap 30b is provided with the blind hole 31b with this collection unit 11b assembly, is provided with a projection 32b bottom this blind hole 31b, and this projection 32b packs in the outlet 15b of this socket part 13b, and this outlet 15b is clogged sealing.

One end of this pumping rod 16b is provided with the threaded shank 165b screwed togather with this screw 161b, the other end of this pumping rod 16b is provided with the handle 162b being greater than this pumping rod 16b external diameter to carry out pushing and pulling motion for holding, and this pumping rod 16b extends through the perforation 172b of this collar 17b.

By this, please more in the lump see Fig. 7 and Fig. 9 A ~ Fig. 9 E, during blood sampling, this piston body 163b first screws togather with this pumping rod 16b, this collar 17b is first turned on during operation, make this piston body 163b pack into this body 10b interior and chimeric with the rib 12b of this body 10b inwall with the recess 164b of this piston body 163b periphery, this pumping rod 16b extends through collar 17b makes the screw 161b of its threaded shank 165b and this piston body 163b screw togather.And use a bloodletting needle 20, with its cover portion 21 together with the socket part 13b fit of this body 10b, pushing this handle 162b makes this piston body 15b move to extrude the air in body 10b toward this bloodletting needle 20 direction, blood vessel is inserted again with the tip of this bloodletting needle 20, this pumping rod of pull 16b makes blood enter in this body 10b to scheduled volume, exercise blood sampling as Fig. 9 A, extract this bloodletting needle 20 again out, then cap 30b is socketed on the collection unit 11b of this body 10b, projection 32b bottom the blind hole 31b of this cap of mat 30b fills in the outlet 14b of this socket part 13b, this outlet 14b is blocked, make the recess 164b of this piston body 163b periphery chimeric with the rib 12b of this body 10b inwall again, rotating this pumping rod 16b makes its threaded shank 161b outward winding this screw of disengaging 151b as Fig. 9 B, again this body 10b is moved on in centrifugal purification device, allow one end of cap 30b in below, by the blood plasma a in blood, platelet purification (PlateletRichPlasma) b and serum c separates, blood plasma a part can be positioned at this body 10b collection unit 11b and top thereof, platelet purification (PlateletRichPlasma) b of ratio minimum can be gathered in above blood plasma a, serum c is then gathered in the top of platelet purification (PlateletRichPlasma) b as Fig. 9 C.

In other words, platelet purification (PlateletRichPlasma) b is between blood plasma a and serum c, and the amount of platelet purification (PlateletRichPlasma) b is few compared with the amount of blood plasma a, serum c.Therefore injection platelet purification (PlateletRichPlasma) b is implemented in affected part, first this pumping rod 16b is screwed together in the screw 1651b of this piston body 163b with its threaded shank 165b, pumping rod 16b and piston body 163b is connected, then push this handle 162b make this pumping rod 16b drive this piston body 163b move toward 13b direction, this socket part first by blood plasma a extrude discharge as Fig. 9 D, again a new bloodletting needle 20 is sheathed on the socket part 13b of this body 10b with this cover portion 21, this bloodletting needle 20 inserts affected part again, and push the handle 162b of this pumping rod 16b, platelet purification (PlateletRichPlasma) b converged in collection unit 11b is made to be injected into affected part as Fig. 9 E.

So, when this body 10b can be blood sampling, the container of accommodating blood uses, when blood suction enters after this body 10b reaches scheduled volume, this pumping rod 16b is rotatable makes it depart from this piston body 163b, after this bloodletting needle 20 pulls away the socket part 13b of this body 10b, and use this cap 30b this collection unit 11b sheathed, the projection 32b of this cap of mat 30b is inserted in the outlet 14b of this socket part 13b, and make blood sealing in this body 10b, allow body 10b can be test tube use and put in centrifugal purification device centrifugal go out platelet purification (PlateletRichPlasma) b, therefore the test tube that body 10b can enter in centrifugal purification device as the container and accommodation blood extracting blood uses, so can exempt use syringe blood sampling test tube hands that reinjects to continue, and can medical treatment consumptive materials be saved.

Then, when blood isolates blood plasma a by centrifugal purification device, after platelet purification (PlateletRichPlasma) b and serum c, the blood plasma be positioned at bottom this body 10b must be ejected, the platelet purification of small amount (PlateletRichPlasma) b just can be made to collect in this collection unit 11b position, therefore together with first the threaded shank 165b of this pumping rod 16b is sealed with the screw 161b of this piston body 163b during operation, pushing this handle 162b drives pumping rod 16b that this piston body 163b is extruded towards this bloodletting needle 20 direction, the blood plasma be filled in collection unit 11b is allowed to drain only, make platelet purification (PlateletRichPlasma) b can come together in the inner space of this collection unit 11b, then the cover portion 21 of bloodletting needle 20 and the socket part 13b fit of this body 10b is made, this bloodletting needle 20 inserts the handle 162b that affected part pushes this pumping rod 16b, and allow platelet purification (PlateletRichPlasma) b be injected in affected part.Process like this need not re-use another group syringe and platelet purification (PlateletRichPlasma) b in body 10b pumps out and injects affected part again by bloodletting needle, the container making this body 10b can be extraction and injection platelet purification (PlateletRichPlasma) b uses, allow blood sampling, isolate platelet purification (PlateletRichPlasma) b and injection platelet purification (PlateletRichPlasma) b in affected part, all use same container can save medical device simplifying the procedures.

It is worth mentioning that, this utility model is injected blood plasma a before high concentration platelet (PlateletRichPlasma) b is injected in affected part and is drained, and a small amount of high concentration platelet (PlateletRichPlasma) b can collect in collection unit 11b position, be convenient to the amount that this high concentration platelet (PlateletRichPlasma) b of the visual control of injector injection enters affected part, serum can be avoided to inject affected part problem again.

But the above, be only preferred embodiment of the present utility model, when can not limit the scope of this utility model enforcement with this, namely the simple equivalence change generally done according to this utility model claim and creation description with modify, all still belong in scope that this utility model patent contains.

Claims (5)

1. a hemostix, is characterized in that it comprises:

The body of one hollow, one end of this body is provided with the collection unit being less than this body caliber, this collection unit contracting bundle is with the socket part forming a taper, this socket part is provided with the outlet communicated with this tubular body, this body sets up separately multiple with this tube length direction rib in the same way away from wall circular in this direction, socket part, this tubular body is provided with the piston body coordinating movement along this inboard wall of tube body, multiple recesses that this piston body is established a screw away from this collection unit direction and coordinated with those ribs;

One cap, this cap is provided with the blind hole with this collection unit assembly, and the outlet of this socket part seals by this cap of mat; And

One pumping rod, one end of this pumping rod is provided with the threaded shank with this screwhole spiro bonding.

2. hemostix as claimed in claim 1, it is characterized in that, the inwall of this body is provided with two baffle rings protruding from this inboard wall of tube body, and this piston body is forced through this baffle ring, and this baffle ring is also prevented this piston body being positioned at this body and departed from this body along with the pull of this pumping rod.

3. hemostix as claimed in claim 1, it is characterized in that, the blind via bottom of this cap is provided with a projection, this outlet is sealed in the outlet that this projection is inserted into this socket part.

4. hemostix as claimed in claim 1, it is characterized in that, this body is provided with a collar away from the direction spiral shell of this socket part, and this collar has an outer wall away from the direction of this socket part, the center of this outer wall is provided with the perforation extended through for this pumping rod, and this outer wall is prevented this piston body and departed from this body.

5. hemostix as claimed in claim 1, is characterized in that, the other end of this pumping rod is provided with and is greater than this pumping rod external diameter for holding the handle taken.