CN201492422U - Blood collecting pen - Google Patents
Blood collecting pen Download PDFInfo
- Publication number
- CN201492422U CN201492422U CN2009202277282U CN200920227728U CN201492422U CN 201492422 U CN201492422 U CN 201492422U CN 2009202277282 U CN2009202277282 U CN 2009202277282U CN 200920227728 U CN200920227728 U CN 200920227728U CN 201492422 U CN201492422 U CN 201492422U
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- needle
- pen
- blood
- blood taking
- taking needle
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Abstract
The utility model relates to a blood collecting pen which comprises a blood taking needle, a pen body and a pen point movably connected with the pen body, a triggering mechanism and a needle withdrawing mechanism arranged in the pen body, wherein the pen point is internally provided with a channel and a limited block for the reciprocating motion of the blood taking needle; the blood taking needle comprises a needle body and a needle head connected with the needle body; and the needle body is provided with an anti-fallout block matched with the limited block. As the structure is adopted, the blood taking needle, the pen point and the pen body are arranged together when the blood collecting pen is used. After the blood collecting pen is used, the pen point is screwed off; owing to the functions of the limited block of the pen point and the anti-fallout block of the blood taking needle, the blood taking needle is limited and can not break away the pen point; and the blood taking needle is dismounted along with the pen point. The blood collecting pen can be used again after a new blood taking needle and a pen point are replaced, thus solving the cross infection problem caused by residual blood possibly existing on the pen point of the blood collecting pen after collecting blood every time, realizing the integration of installation and dismounting, accelerating the installation and dismounting speed of the blood collecting pen, causing the operation to be more convenient and rapid, and thoroughly avoiding the possibility of the cross infection.
Description
Technical field
This utility model relates to medical apparatus, especially a kind of blood taking needle and written incorporate blood collecting pen.
Background technology
Blood collecting pen is mainly used in takes a blood sample to finish the detection of blood glucose to diabetic, also is used for clinical blood sampling to carry out routine inspection.Blood taking needle in the blood collecting pen is disposable, whenever adopted one after, back out the blood sampling cap for brush, change new blood taking needle, the original blood sampling cap for brush continues to use.Owing to speckle with patient's bloodstain on the blood sampling cap for brush, easily cause cross infection.(application number: 200820026152.9) disclose a kind of disposable pin and connected the medicated cap blood collecting pen, this patent links together the blood taking needle and the cap for brush China's utility model patent by a disjunctor thin slice, during use, screw the cap for brush, the disjunctor thin slice splits, and blood taking needle separates with the cap for brush, can take a blood sample.In fact, this technology has just solved the blood cross-infection problem that the blood that remains on the cap for brush may cause.And after use, because breaking of disjunctor thin slice, blood taking needle is separated from one another with nib, blood taking needle is dismantled to such an extent that carry out successively with nib, make whole blood collecting pen operating procedure in use increase, and parts (as blood taking needle) are replaced in the unavoidable contact of hands in unloading process, have the cross infection possibility equally.
Summary of the invention
The purpose of this utility model is: one, solve the cross infection problem that may have remained blood after each blood sampling on the blood collecting pen nib and cause; Two, " blood taking needle with nib integrated " is not only integrated when installing, and integrated when being dismounting equally accelerated installation, the dismounting speed of blood collecting pen, makes faster and more convenient operation, thoroughly avoids the possibility of cross infection.
For realizing the object of the invention, the scheme that this utility model provides is:
A kind of blood collecting pen, comprise blood taking needle, a body, with the movable nib that connects of a body, be located at a body interior firing lock and back stitching mechanism, be provided with in the nib for the reciprocating passage of blood taking needle, blood taking needle is formed the anti-drop block that needle body is provided with limited block and cooperates with limited block by needle body and the syringe needle that is connected on the needle body.
Written medial wall of the present utility model is provided with dovetail groove, and described limited block is the dovetails that cooperates with dovetail groove, and dovetails connects with the blood taking needle needle body by thin slice; The blood taking needle needle body is cuboid; Anti-drop block is cylinder.
For above-mentioned dovetails of the present utility model can be fastened on the nib, also can be connected with the oblique wing on the dovetails, written sidewall is provided with the written groove that cooperates with the oblique wing; Tiltedly the wing fixes in written groove.
Firing lock described in the utility model is formed by being located at rearmounted spring, the striker that rearmounted spring can be compressed under external force in the body and being located at pen pen card on one's body; Striker is provided with striker is fixed at pen card point on one's body, and the pen card is provided with and can makes striker card point break away from the percussion piece of a body; Described back stitching mechanism is by being located at the preposition spring in the body and putting needle stand and form.
Pen is arranged with the sliding sleeve that loads on one's body; The side of body is provided with a body groove, and the sliding sleeve that loads is provided with through a body groove and stretches into the piece that loads in the body.
Load and also be provided with the sliding sleeve boss that loads in groove stretches into a body on the sliding sleeve, put needle stand one end and be provided with and put the needle stand boss, preposition spring is placed in to be put on the needle stand and is putting the needle stand boss and loading between the sliding sleeve boss.
Pen of the present utility model can be provided with on one's body and withstand the locating piece of putting the needle stand boss.
The described needle stand of putting is provided with shell fragment, and shell fragment is provided with the triangle boss, has the triangular groove that cooperates with the triangle boss on the blood taking needle needle body, and the triangle boss is stuck in the triangular groove.
This utility model is owing to adopt said structure, and during use, blood taking needle, nib, a body are installed together.After using, press and unload shank, unload shank and eject nib, because written groove is to the effect to anti-drop block of the oblique wing of blood taking needle, blood taking needle limited block, blood taking needle is limited can not to break away from nib; First of blood taking needle random notes unload.Changing new blood taking needle and nib can re-use.Thereby solve the cross infection problem that remained blood may be had after each blood sampling on the blood collecting pen nib and cause; Realize that installation and removal are integrated, accelerate installation, the dismounting speed of blood collecting pen, make faster and more convenient operation, thoroughly avoid the possibility of cross infection.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the structural representation of this utility model nib;
Fig. 4 is the right view of Fig. 3;
Fig. 5 is the structural representation of blood taking needle;
Fig. 6 is the A-A view of Fig. 5;
Structural representation when Fig. 7 goes up for this utility model blood taking needle is installed in nib;
Fig. 8 is Fig. 7 right view;
Fig. 9 is installed in user mode sketch map after nib goes up for this utility model blood taking needle;
Figure 10 is Fig. 9 right view.
The specific embodiment
Below in conjunction with accompanying drawing this this utility model is described further:
Referring to Fig. 1-Figure 10, this utility model comprises blood taking needle 20, a body 13, the nibs 1 that connect with a body 13 activities, is located at firing lock and back stitching mechanism in the body 13, be provided with in the nib 1 for blood taking needle 20 reciprocating passages 32, blood taking needle 20 is formed the anti-drop block 29 that needle body 27 is provided with limited block 24 and cooperates with limited block by needle body 27 and the syringe needle 23 that is connected on the needle body 27.
Be connected with the oblique wing 28 on the limited block 24, written 1 sidewall is provided with the groove 22 that cooperates with the oblique wing 28; Tiltedly the wing 28 fixes in groove 22.
Described firing lock be formed by being located at the rearmounted spring 12 in the body 13, the striker 7 that rearmounted spring 12 can be compressed under external force and the pen card 11 that is located on the body 13; Striker 7 is provided with the card point 8 that striker 7 is fixed on a body 13, and pen card 11 is provided with and can makes card point 8 break away from the percussion piece 9 of a body; Described back stitching mechanism is by being located at the preposition spring 5 in the body 13 and putting needle stand 17 and form.
Body 13 is provided with the sliding sleeve 4 that loads; The side of body 13 is provided with groove 31, and the sliding sleeve 4 that loads is provided with the piece 6 that loads; Load piece respectively in groove 31 stretches into a body.
Load and also be provided with boss 3 in groove 31 stretches into a body on the sliding sleeve 4, put needle stand 17 1 ends and be provided with boss 16, preposition spring 5 is placed in to be put on the needle stand 17 and between boss 16 and boss 3.Body 13 is provided with the locating piece 15 that withstands boss 16.
The described needle stand 17 of putting is provided with shell fragment 18, and shell fragment 18 is provided with triangle boss 19, has the triangular groove 26 that cooperates with triangle boss 19 on the blood taking needle needle body 27, and triangle boss 19 is stuck in the triangular groove 26, blood taking needle is fixed on puts in the needle stand 17.
The limited block 24 of blood taking needle 20 is inserted in the dovetail groove 21 of nib 1, the oblique wing 28 on the limited block 24 just in time is stuck in the groove 1 of nib 1, blood taking needle 20 is stuck with nib 1, and whole " blood taking needle is integrated with nib " is as the replacement consumptive material in the blood collecting pen use (Fig. 7,8).
During use, " blood taking needle is integrated with nib " inserted in the blood collecting pen, boss 30 edges on this moment written 1 have entered groove 2 the insides of a body, blood taking needle 20 also sticks into to be put in the needle stand 17, rotation nib 1, owing to put the rotation restriction of 17 pairs of blood taking needle needle bodies 27 of needle stand, the thin slice 25 that connect blood taking needle needle body 27 and limited block 24 this moment breaks, the blood taking needle needle body separates (referring to Fig. 9,10) with nib, the limited block 24 of blood taking needle still is set in the written dovetail groove 21, remainder is then movable, can take a blood sample.
The sliding sleeve 4 that will load slides to the right, the preposition spring 5 of sliding sleeve boss 3 compressions that loads, and the piece 6 that loads of the sliding sleeve that loads drives the rearmounted spring 12 of striker 7 compressions, is blocked by a body when the card point 8 of striker arrives screens 10, and at this moment, blood collecting pen loads.The sliding sleeve 4 that loads resets under the effect of preposition spring 5.
Nib 1 is pressed on the position of desire blood sampling, and by the percussion position of the card 11 of starting writing, the percussion piece 9 on the pen card makes the 8 disengaging body screens 10 of striker card point; This moment, striker 7 was fast to front slide, put needle stand 17 with the certain speed bump, put that needle stand 17 and blood taking needle 20 are stressed to travel forward with certain speed, blood taking needle is prick skin in this process, meanwhile, the needle stand boss 19 of putting of putting needle stand 17 afterbodys compresses preposition spring 5, after blood taking needle is finished prick skin, compressed preposition spring 5 reduction, needle stand 17 is put in drive and blood taking needle 20 moves backward, this moment, blood taking needle 20 withdrawed from human body skin, and the back stitching process is finished.
Press withdraw of the needle bar 14, withdraw of the needle masthead starts writing 1, and stays the anti-drop block 29 that blood taking needle limited blocks 24 in the written dovetail groove 21 drive blood taking needles 20, and blood taking needle 20 is unloaded in the lump, so blood taking needle 20 and nib 1 are ejected in the lump, unload the pin process and finishes.
Claims (8)
1. blood collecting pen, comprise blood taking needle, a body, with the movable nib that connects of a body, be located at a body interior firing lock and back stitching mechanism, it is characterized in that: be provided with in the nib for the reciprocating passage of blood taking needle, blood taking needle is formed the anti-drop block that needle body is provided with limited block and cooperates with limited block by needle body and the syringe needle that is connected on the needle body.
2. blood collecting pen according to claim 1 is characterized in that: written medial wall is provided with dovetail groove, and described limited block is the dovetails that cooperates with dovetail groove, and dovetails connects with the blood taking needle needle body by thin slice; The blood taking needle needle body is cuboid; Anti-drop block is cylinder.
3. blood collecting pen according to claim 2 is characterized in that: be connected with the oblique wing on the limited block, written sidewall is provided with the written groove that cooperates with the oblique wing; Tiltedly the wing fixes in written groove.
4. according to claim 1 or 2 or 3 described blood collecting pens, it is characterized in that: described firing lock is formed by being located at rearmounted spring, the striker that rearmounted spring can be compressed under external force in the body and being located at pen pen card on one's body; Striker is provided with striker is fixed at pen card point on one's body, and the pen card is provided with and can makes the card point break away from the percussion piece of a body; Described back stitching mechanism is by being located at the preposition spring in the body and putting needle stand and form.
5. blood collecting pen according to claim 4 is characterized in that: pen is arranged with the sliding sleeve that loads on one's body; The side of body is provided with a body groove, and the sliding sleeve that loads is provided with through a body groove and stretches into the piece that loads in the body.
6. blood collecting pen according to claim 5, it is characterized in that: also be provided with on the sliding sleeve that loads through a body groove and stretch into the sliding sleeve boss that loads in the body, put needle stand one end and be provided with and put the needle stand boss, preposition spring is placed in to be put on the needle stand and is putting the needle stand boss and loading between the sliding sleeve boss.
7. blood collecting pen according to claim 6 is characterized in that: pen is provided with on one's body and withstands the locating piece of putting the needle stand boss.
8. blood collecting pen according to claim 4 is characterized in that: the described needle stand of putting is provided with shell fragment, and shell fragment is provided with the triangle boss, has the triangular groove that cooperates with the triangle boss on the blood taking needle needle body, and the triangle boss is stuck in the triangular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202277282U CN201492422U (en) | 2009-08-28 | 2009-08-28 | Blood collecting pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202277282U CN201492422U (en) | 2009-08-28 | 2009-08-28 | Blood collecting pen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201492422U true CN201492422U (en) | 2010-06-02 |
Family
ID=42435632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202277282U Expired - Fee Related CN201492422U (en) | 2009-08-28 | 2009-08-28 | Blood collecting pen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201492422U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015176644A1 (en) * | 2014-05-21 | 2015-11-26 | 胡绍勤 | Ejection-type lancing device structure |
| TWI578962B (en) * | 2016-02-05 | 2017-04-21 | Blood pen structure | |
| CN111214246A (en) * | 2019-09-26 | 2020-06-02 | 天津华鸿科技股份有限公司 | Blood taking pen and needle seat for blood taking needle |
-
2009
- 2009-08-28 CN CN2009202277282U patent/CN201492422U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015176644A1 (en) * | 2014-05-21 | 2015-11-26 | 胡绍勤 | Ejection-type lancing device structure |
| TWI578962B (en) * | 2016-02-05 | 2017-04-21 | Blood pen structure | |
| CN111214246A (en) * | 2019-09-26 | 2020-06-02 | 天津华鸿科技股份有限公司 | Blood taking pen and needle seat for blood taking needle |
| CN111214246B (en) * | 2019-09-26 | 2022-09-06 | 天津华鸿科技股份有限公司 | Blood taking pen and needle seat for blood taking needle |
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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: 20100602 Termination date: 20130828 |