CN201469752U - A device for extracting blood, separating and injecting serum, - Google Patents
A device for extracting blood, separating and injecting serum, Download PDFInfo
- Publication number
- CN201469752U CN201469752U CN2009202222557U CN200920222255U CN201469752U CN 201469752 U CN201469752 U CN 201469752U CN 2009202222557 U CN2009202222557 U CN 2009202222557U CN 200920222255 U CN200920222255 U CN 200920222255U CN 201469752 U CN201469752 U CN 201469752U
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- piston
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- syringe
- blood
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Abstract
The utility model relates to a device for extracting blood, separating and injecting serum, the device is composed of a syringe and a plasma collecting container, the syringe has a tube body and a pumping piston arranged in the tube body, the pumping piston and the inner wall of the tube body are arranged in a sealing mode, the rear part of the pumping piston has a pumping handle which can drive the pumping piston to move along the inner wall of the tube body, the front end port of the syringe can be sleeved to combine with an injecting needle; the plasma container is a tube body, the front end is a plasma inlet, of which an opening can be just sleeved with the front end port of the syringe to realize the sealing connection, the plasma collecting container is internally provided with an adjusting piston, the adjusting piston and the inner wall of the plasma collecting container are arranged in a sealing mode, and the rear part of the adjusting piston is connected with a volume adjusting mechanism which can drive the adjusting piston to move along the inner wall of the tube body. In the clinical treatment, the blood extraction and the serum separation and reinjection can be finished in a same instrument by using the device, thus not only leading the operation to be convenient and rapid, but also ensuring the blood and the serum not to be polluted, and being suitable for popularization and application in the clinical treatment.
Description
Technical field
This utility model relates to the device of blood draw, separation and injection serum, belongs to the medical apparatus technical field.
Background technology
Utilize autoserous treatment technology, have safe advantage, along with clinical medical development, be widely adopted, for example, the autoserous wrinkle that removes of subcutaneous injection is performed the operation, and the autoserous penis of subcutaneous injection increases thick operation etc.Patient's self blood is extracted in so-called autoserum treatment exactly, utilize separation means collect wherein serum again re-injection give the patient.In clinical treatment, separating blood collect serum the commonplace use of means be the centrifuge collection methods.Though do not use centrifuge in recent years yet, adopt special and special apparatus separation of serum, but because these special equipment complex structures, operation easier is big, unit price height when causing clinical expansion to use, also be difficult at present generally use clinical, this also is the main cause that each hospital still generally utilizes the centrifuge method.
The process that the present centrifuge method that generally adopts is collected serum is, utilize syringe to extract blood from operation receiveing person's vein, transfer to by (adding anticoagulant) in the centrifuge tube, use the centrifuge centrifugal treating, make blood plasma and serum layering, isolate serum, draw out re-injection with syringe then and give the operation receiveing person.Because this complicated operations and processing procedure must be to carry out in operative treatment, not only the operation receiveing person need wait for the long time, and " transfer " of blood between syringe and centrifuge tube, also increased the probability that serum is contaminated and lose, in case accident occurs, also there is infected risk in operator.
In order to simplify the blood separation process, reduce and avoid the cross-contamination in the serum transfers process and the loss of sample, denomination of invention discloses disposable blood sampling and the serum separator that is used for the Clinical Laboratory blood preparation in the Chinese patent 97200144.1 of " disposable blood sampling and serum separator ", by syringe needle, trocar sheath and inner carrier pipe are formed, the inner carrier pipe is a hollow pipe, the blood sample of gathering is closed in the cavity between trocar sheath and the inner carrier pipe, serum enters in the cavity of inner carrier pipe by the microfilter of inner carrier pipe front end setting automatically when centrifugal, reach serum and the isolating purpose of blood cell, utilize the separator of this patent, blood collection is finished with being separated in the same device, not only operation is simple and reliable, also reduced the infected and contaminated chance of blood sample of performance tests personnel.
The hemostix that a kind of blood sampling and serum are separated into one is also disclosed in the Chinese patent 200620011680.8 of denomination of invention for " a kind of blood sampling separated the hemostix of one ", form by blood taking tube 3 and test tube 6, referring to its disclosed accompanying drawing, the blood taking tube sealing end is provided with rubber stopper, blood taking tube lower ending opening 5 and test tube be airtight to be connected to form interior vacuum tube, and the internal orifice place at the blood taking tube lower ending opening is provided with filter membrane 4, during blood sampling, utilize syringe needle to make blood flow into blood taking tube automatically by suction function, centrifugal back serum can enter test tube 6 by filter membrane 4, blood taking tube is separated with test tube, and the serum sample in the test tube directly enters detecting instrument, has avoided the cross infection in the serum transfers process, be beneficial to and improve the testing quality, simultaneously, also save instrumentations such as the syringe needle of blood drawing process and syringe, reduced running cost.
Comprise the enforcement of the prior art of above-mentioned public technology formerly, though reached disposable the finishing that blood separation and serum are collected, be beneficial to the separation detection precision that improves blood sample, if but also need to realize autoserous re-injection, still must that is to say by syringe, still need the serum transfers after separating in syringe, still have the transfer of serum between utensil, the cross infection of blood and pollution problem still thoroughly do not solve.
The utility model content
The technical problem underlying that this utility model solved is to provide a kind of device that is used for blood draw, separation and injection serum, make the blood of extraction can not only isolate blood plasma and serum easily, and isolated serum does not need to transfer in the week of intermediate instrument direct re-injection to the operation receiveing person, possible cross infection and pollution section having avoided from blood draw to serum re-injection overall process is particularly useful for autoserous injection for curing.
For solving the problems of the technologies described above, this utility model provides a kind of device that is used for blood draw, separation and injection serum, this device is made up of syringe and plasma collection container, described syringe has a cylindrical shell and is located at the intravital piston of bleeding of tube, this piston of bleeding becomes sealing setting with cylinder inboard wall, the rear portion is connected with and can drives the handle of bleeding that the piston of bleeding moves along cylinder inboard wall, and this syringe front port combines with injection needle is sheathed; Described blood plasma container is a cylindrical shell, front end is the blood plasma import, its opening be able to be realized being tightly connected with syringe front port fit, be provided with regulating piston in the plasma collection container, this regulating piston and plasma collection container inwall become sealing setting, and the rear portion is connected with and can drives this regulating piston along capacity regulating mechanism that cylinder inboard wall moves.
According to the device that is used for blood draw, separation and injection serum of the present utility model, the internal capacity of plasma collection container is controlled by the position that capacity regulating mechanism controls regulating piston, preferably, footstalk and outer end are provided with the outer footstalk of piston of piston regulating handle in the piston that described capacity regulating mechanism comprises with regulating piston is fixedlyed connected, the outer footstalk of this piston is a hollow form, be threaded with footstalk in the piston, be beneficial to the internal tank capacity is realized fine setting.
Preferably, described piston regulating handle inside is provided with the cavity that communicates with the outer footstalk cavity of piston.
According to the device that is used for blood draw, separation and injection serum of the present utility model, described syringe can be a conventional syringe, but preferably, the handle of bleeding that piston connected of bleeding in the syringe is formed by connecting with the long handle of bleeding by the separable short handle of bleeding, and the short handle of bleeding links to each other with the piston of bleeding, and the termination of the long handle of bleeding is provided with handle.Utilize such structure, when the blood that extracts is implemented centrifugalize, the long handle of bleeding can be taken off, avoid the whole long centrifugally operated that influences.
Preferably, the long handle of bleeding is realized being connected by a junction with bleeding between the short handle, is beneficial to the effective connection of the two.
More preferably, this connecting portion is a sleeve, and inside is provided with screw thread or fit body, and the link of the bleed short handle and the long handle of bleeding then is provided with corresponding external screw thread or fit body.
Wherein, this connecting portion is fixed in the link of the bleed long handle or the short handle of bleeding.
Identical with common employed syringe, syringe cylinder body wall of the present utility model is provided with scale mark.
The blood draw that is used for of the present utility model, the using method of the device of separation and injection serum is, at first injection needle is installed in the syringe front port, from operator vein venous blood samples liquid (can extract anticoagulant earlier), take off injection needle then, blood plasma inlet seal fit (regulating plasma collection container in advance is minimum capacity) with syringe front port and plasma collection container, the two is combined into one, plasma collection container is put into centrifuge down and is implemented centrifugal, to extracting the bigger situation of blood flow volume, preferably use the syringe that is provided with the separable handle of bleeding, promptly, when the handle of bleeding of syringe is formed by connecting with the short handle of bleeding by the long handle of bleeding, before putting into centrifuge,, pull down the long handle of bleeding earlier with the two separation.Blood through centrifugal be split into blood plasma mutually with serum mutually after, regulate the capacity regulating mechanism of plasma collection container, the blood plasma of syringe lower floor is put into, after reaching separation requirement, take off syringe from plasma collection container, again install injection needle, the serum injection in the syringe is returned in operation receiveing person's the body, finish autoserous separation and injection process.
Enforcement of the present utility model has the following advantages:
All same group of utensil, finish to the separation and the re-injection of serum from extracting blood, not only simple and efficient to handle, and whole process guaranteed that blood and serum are not contaminated, still uses present centrifuge method, is beneficial to and popularizes application in clinical treatment;
Device of the present utility model is more conducive to put into centrifuge to the handle structure appropriate reconstruction of bleeding of syringe;
Device of the present utility model is provided with capacity regulating mechanism in plasma collection container, the especially setting of adjustable diameter and screw adjusting mechanism when blood plasma separates with serum, is more conducive to the clean cut separation of blood plasma and serum by the spiral fine setting.
Description of drawings
Fig. 1 is the structural representation of syringe in this utility model.
Fig. 2 is the structural representation of plasma collection container in this utility model.
Fig. 3 shows in the clinical use of device of the present utility model, the occupation mode of syringe.
Fig. 4 shows in the clinical use of device of the present utility model, the sketch map of syringe and plasma collection container fit state.
Fig. 5 has illustrated to utilize the result of device of the present utility model after the centrifuge centrifugal treating.
Fig. 6 has illustrated to utilize device of the present utility model lower floor's blood plasma to be put into the result of plasma collection container.
Fig. 7 isolates serum to be stranded in effect sketch map when being used for re-injection in the syringe.
Specific embodiments
For making the purpose of this utility model, technical scheme and advantage clearer,, this utility model is described in further details below in conjunction with embodiment and accompanying drawing.At this, exemplary embodiment of the present utility model and explanation thereof are used to explain this utility model, but not as to qualification of the present utility model.
Please referring to Fig. 1 and Fig. 2, this utility model provides a kind of blood draw that is used for, separate and inject the device of serum, this device is made up of syringe 10 and plasma collection container 20, described syringe 10 can adopt the conventional syringe of present clinical use fully, promptly, have cylindrical shell 1 and be located at the intravital piston 12 of bleeding of tube, syringe front port 11 and injection needle 13 sheathed combinations (simultaneously referring to Fig. 3), the piston 12 of bleeding becomes sealing setting with the inwall of cylindrical shell 1, the rear portion is connected with and can drives the handle of bleeding that the piston of bleeding moves along cylinder inboard wall, as shown in Figure 1, the handle of bleeding in the present embodiment is to be formed by connecting with the long handle 16 of bleeding by the separable short handle 14 of bleeding, the short handle 14 of bleeding links to each other with the piston 12 of bleeding, and the termination of the long handle 16 of bleeding is provided with handle 17.The long handle 16 of bleeding can directly be realized being connected in any feasible modes such as spiral or engagings with the link of the short handle 14 of bleeding, in the present embodiment, the two is provided with a junction 15, this connecting portion 15 is a short sleeve shape, in establish screw thread, and two links of bleeding handle are provided with the external screw thread (not shown) that can match respectively.Work in-process, the link of the handle of connecting portion 15 and any can being bled is fixed, and for example fixing with the short handle 14 of bleeding, the link of the long handle 16 of will bleeding during use inserts and screws and can connect.Scale mark 18 is set on the barrel of syringe 10.
Referring to Fig. 2, the structure of plasma collection container 20 is type of syringe basically also, has a cylindrical shell 2, front end is blood plasma import 21, its opening be able to be realized being tightly connected with syringe 10 front ports 11 fits, be provided with regulating piston 22 in the plasma collection container 20, this regulating piston 22 becomes sealing setting with the plasma collection container inner tube wall, the rear portion is connected with and can drives this regulating piston 22 along the capacity regulating mechanism that cylinder inboard wall moves, and drives the internal capacity of adjustable this plasma collection container 20 of regulating piston 22 motions by this capacity regulating mechanism.In the preferred embodiment, the internal capacity of plasma collection container 20 is controlled by the position that capacity regulating mechanism controls regulating piston, this capacity regulating mechanism has comprised that footstalk 23 and outer end in the piston of fixedlying connected with regulating piston 22 are provided with the outer footstalk 24 of piston of piston regulating handle 25, the outer footstalk 24 of this piston is a hollow form, be threaded with footstalk in the piston 23, but except the internal capacity of this regulating piston of push-and-pull 22 regulation and control plasma collection container, the motion by screw mechanism regulating and controlling piston 22 is beneficial to the internal tank capacity is realized fine setting.Be provided with the cavity (not shown) that communicates with outer footstalk 24 cavities of piston in the piston regulating handle 25.
Consult Fig. 3-Fig. 7, in the operation of autoserum injection for curing, the blood draw that is used for of the present utility model, the using method of the device of separation and injection serum is, at first injection needle 13 is installed on the front port 11 of syringe 10, the long handle 16 of bleeding is connected (long handle of perhaps bleeding directly is connected by the snap fastener of link with the short handle of bleeding) by connecting portion 15 with the short handle 14 of bleeding of the piston 12 of bleeding, promptly become syringe commonly used, the piston 12 of will bleeding is pushed into front port 11 places and gets rid of gas in the tube, draw an amount of anticoagulant (for example heparin) earlier, begin then from operation receiveing person's vein venous blood samples liquid to the scale that requires, as shown in Figure 3.Take off injection needle 13, the blood plasma import 21 sealing fits of syringe front port 11 and plasma collection container 20 (are pushed away hematochezia slurry inlet 21 by capacity regulating mechanism with regulating piston 22 in advance, also regulating plasma collection container in deaeration is minimum capacity), become Fig. 4 and make up shape.Unload the extraction long handle 16 in the syringe 10, plasma collection container 20 is put into whole composite set centrifuge down and is implemented centrifugal (prior available identical weight object is regulated the centrifuge balance), 1000rpm speed is centrifugal about 10 minutes under the room temperature, the blood that can observe in the syringe presents two layers, illustrate as Fig. 5, the a of lower floor is a kermesinus blood plasma phase, and upper strata b is faint yellow serum phase, and platelet in the blood and leukocyte recruitment are in two-layer boundary c.
At this moment, regulate the capacity regulating mechanism of plasma collection container 20, regulating piston 22 is moved down, the blood plasma of syringe lower floor is slowly put into, for keeping layered effect, avoid disturbance to separator, must spur or rotate the speed that moves down of regulating handle 25 regulating and controlling pistons 22 carefully, arrive syringe 10 front ports 11 up to boundary c, this moment, blood plasma all was placed into plasma collection container (consulting Fig. 6).The process of this discharging blood plasma can only depend on the rotation regulating handle to finish, if blood flow volume is bigger, isolated plasma volume is also bigger, the discharging interstage also can be held regulating handle and outwards be spurred regulating piston, to accelerate the mass rate of emission of blood plasma, when approaching row, change rotation regulating handle clean cut separation again into.After blood plasma all enters plasma collection container 20, also can put back to recentrifuge in the centrifuge after the same method as the case may be, plasma is on good terms accurately separately, layering still occurs mutually, then control regulating piston once more and continue to emit blood plasma from syringe as serum.After determining to finish separation, take off syringe 10 from plasma collection container 20, install injection needle 13 again and the long handle 16 of bleeding, push away bleed handle air-out or front end serum in control handle 17 is careful, the serum of regulating wherein arrives setting scale place, injects back again in operation receiveing person's the body.So just finish autoserous separation and injection process.Isolated blood plasma can be used for relevant detection.
Can see, utilize device of the present utility model, whole blood, separated plasma and the injection serum process collected do not need extra container or apparatus, reduced the pollution and the loss of serum.
Claims (8)
1. device that is used for blood draw, separation and injection serum, it is characterized in that, this device is made up of syringe and plasma collection container, described syringe has a cylindrical shell and is located at the intravital piston of bleeding of tube, this piston of bleeding becomes sealing setting with cylinder inboard wall, the rear portion is connected with and can drives the handle of bleeding that the piston of bleeding moves along cylinder inboard wall, and this syringe front port combines with injection needle is sheathed; Described plasma collection container is a cylindrical shell, front end is the blood plasma import, its opening be able to be realized being tightly connected with syringe front port fit, be provided with regulating piston in the plasma collection container, this regulating piston and plasma collection container inwall become sealing setting, and the rear portion is connected with and can drives this regulating piston along capacity regulating mechanism that cylinder inboard wall moves.
2. the device that is used for blood draw, separation and injection serum according to claim 1, it is characterized in that, footstalk and outer end are provided with the outer footstalk of piston of piston regulating handle in the piston that described capacity regulating mechanism comprises with regulating piston is fixedlyed connected, the outer footstalk of this piston is a hollow form, is threaded with footstalk in the piston.
3. the device that is used for blood draw, separation and injection serum according to claim 2 is characterized in that, described piston regulating handle inside is provided with the cavity that communicates with the outer footstalk cavity of piston.
4. the device that is used for blood draw, separation and injection serum according to claim 1, it is characterized in that, the handle of bleeding that piston connected of bleeding in the syringe is formed by connecting with the long handle of bleeding by the separable short handle of bleeding, the short handle of bleeding links to each other with the piston of bleeding, and the termination of the long handle of bleeding is provided with handle.
5. the device that is used for blood draw, separation and injection serum according to claim 4 is characterized in that, the long handle of bleeding is realized being connected by a junction with bleeding between the short handle.
6. the device that is used for blood draw, separation and injection serum according to claim 5, it is characterized in that, this connecting portion is a sleeve, and inside is provided with screw thread or fit body, and the link of the bleed short handle and the long handle of bleeding then is provided with corresponding external screw thread or fit body.
7. the device that is used for blood draw, separation and injection serum according to claim 6 is characterized in that, this connecting portion is fixed in the link of the bleed long handle or the short handle of bleeding.
8. the device that is used for blood draw, separation and injection serum according to claim 1 is characterized in that the syringe cylinder body wall is provided with scale mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202222557U CN201469752U (en) | 2009-08-31 | 2009-08-31 | A device for extracting blood, separating and injecting serum, |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202222557U CN201469752U (en) | 2009-08-31 | 2009-08-31 | A device for extracting blood, separating and injecting serum, |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201469752U true CN201469752U (en) | 2010-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202222557U Expired - Fee Related CN201469752U (en) | 2009-08-31 | 2009-08-31 | A device for extracting blood, separating and injecting serum, |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201469752U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202015101413U1 (en) | 2014-04-03 | 2015-04-20 | Maria Von Med-Biotechnology Co., Ltd | Blood separation device |
| CN103405818B (en) * | 2013-08-28 | 2016-07-06 | 朱悦 | Prepare the devices and methods therefor of Platelet-rich plasm |
| CN106264557A (en) * | 2015-06-11 | 2017-01-04 | 邓翔骏 | Structure of container |
| CN108904902A (en) * | 2018-09-14 | 2018-11-30 | 威海凯尔医疗科技有限公司 | Double syringe autologous plasma collection device and the method for collecting blood plasma |
| CN109332007A (en) * | 2018-10-16 | 2019-02-15 | 江苏省肿瘤医院 | A kind of plasma separating unit and plasma separation method |
| TWI687240B (en) * | 2018-09-13 | 2020-03-11 | 美康生物科技有限公司 | Blood collection device and method for manufacturing high concentration platelet plasma |
| CN111732058A (en) * | 2020-08-01 | 2020-10-02 | 河南方舟医疗器械有限公司 | Liquid split charging bottle, split charging device using same and split charging method |
| WO2022028219A1 (en) * | 2020-08-01 | 2022-02-10 | 河南方舟医疗器械有限公司 | Sterile preparation, packaging, and output system for blood serum, and method |
-
2009
- 2009-08-31 CN CN2009202222557U patent/CN201469752U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103405818B (en) * | 2013-08-28 | 2016-07-06 | 朱悦 | Prepare the devices and methods therefor of Platelet-rich plasm |
| DE202015101413U1 (en) | 2014-04-03 | 2015-04-20 | Maria Von Med-Biotechnology Co., Ltd | Blood separation device |
| CN106264557A (en) * | 2015-06-11 | 2017-01-04 | 邓翔骏 | Structure of container |
| CN106264557B (en) * | 2015-06-11 | 2022-07-26 | 邓翔骏 | Container structure |
| TWI687240B (en) * | 2018-09-13 | 2020-03-11 | 美康生物科技有限公司 | Blood collection device and method for manufacturing high concentration platelet plasma |
| CN108904902A (en) * | 2018-09-14 | 2018-11-30 | 威海凯尔医疗科技有限公司 | Double syringe autologous plasma collection device and the method for collecting blood plasma |
| CN109332007A (en) * | 2018-10-16 | 2019-02-15 | 江苏省肿瘤医院 | A kind of plasma separating unit and plasma separation method |
| CN109332007B (en) * | 2018-10-16 | 2020-12-29 | 江苏省肿瘤医院 | Plasma separation device and plasma separation method |
| CN111732058A (en) * | 2020-08-01 | 2020-10-02 | 河南方舟医疗器械有限公司 | Liquid split charging bottle, split charging device using same and split charging method |
| WO2022028219A1 (en) * | 2020-08-01 | 2022-02-10 | 河南方舟医疗器械有限公司 | Sterile preparation, packaging, and output system for blood serum, and method |
| CN111732058B (en) * | 2020-08-01 | 2024-04-16 | 河南方舟医疗器械有限公司 | Liquid split charging bottle, split charging device using liquid split charging bottle and split charging method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20120831 |