CN211381382U - Pollution-free blood vessel blood sampling needle head - Google Patents
Pollution-free blood vessel blood sampling needle head Download PDFInfo
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- CN211381382U CN211381382U CN201921231317.0U CN201921231317U CN211381382U CN 211381382 U CN211381382 U CN 211381382U CN 201921231317 U CN201921231317 U CN 201921231317U CN 211381382 U CN211381382 U CN 211381382U
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- cylinder
- push rod
- drum
- fixed
- needle
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Abstract
The utility model discloses a pollution-free blood vessel blood sampling syringe needle, including drum, fixed plate, aseptic unit and rotation unit, the drum: the drum right-hand member is fixed with the base, and the base is installed down to the left end of drum, and the fixed plate is fixed on the inside right side of drum, and the inside of drum is equipped with the rotation unit, and the drum is glass transparent material, rotates the unit: the rotation unit is including rotating the post, the blood taking needle, connecting rod and handle, it connects in the inside left side of drum to rotate the post, and the inside blood taking needle that the model is different has been placed to the inside of rotating the post, the right side of rotating the post is fixed with the connecting rod, and the right-hand member of connecting rod passes the internally connected with handle of fixed plate and last base, and the side of connecting rod rotates the inside of connecting at fixed plate and last base, through rotating the handle, make the connecting rod rotate, thereby it rotates to have driven the rotation post, make the blood taking needle that will choose for use reach the bottom of drum, this pollution-free blood vessel blood sampling syringe needle easy operation.
Description
Technical Field
The utility model relates to the technical field of medical appliances, in particular to a pollution-free blood sampling needle head.
Background
In clinical work, a plurality of patients are tested by blood sampling, and the venous blood sampling technology of medical staff is frequently operated. Present clinical blood taking needle that uses is mostly disposable steel needle, and medical personnel need constantly take disposable blood taking needle in the blood sampling and come to take a blood sample to the patient, and not only blood sampling is inefficient like this, and the syringe needle of taking out exposes in the air and can cause the infection of blood sampling long-time back in addition, influences the result of detecting the sample, influences people's personal safety even, and the syringe needle activity easily causes patient's blood vessel to pierce through in the blood sampling moreover, and the blood sampling is interrupted, has aggravated patient's psychological burden.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a pollution-free blood vessel blood sampling syringe needle, easy operation, safe and reliable, blood sampling is efficient, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a pollution-free blood vessel blood sampling needle comprises a cylinder, a fixing plate, a sterilization unit and a rotating unit;
cylinder: an upper base is fixed at the right end of the cylinder, a lower base is installed at the left end of the cylinder, the fixing plate is fixed at the right side in the cylinder, a rotating unit is arranged in the cylinder, and the cylinder is made of transparent glass;
a rotating unit: the rotation unit is including rotating post, blood taking needle, connecting rod and handle, rotate the post and rotate the left side of connecting in the drum inside, and rotate the inside of post and placed the blood taking needle that the model is different, the right side of rotating the post is fixed with the connecting rod, and the right-hand member of connecting rod passes the internal connection of fixed plate and last base and has the handle, and the side of connecting rod rotates the inside of connecting at fixed plate and last base, through rotating the handle, makes the connecting rod rotate to it rotates to have driven the rotation post, makes the blood taking needle that will select for use reach the bottom of drum.
Further, the sterilization unit comprises an outer cylinder, an inner cylinder, threads, through holes, a needle head through hole, a nut, a conical table and a connecting ring, wherein the threads are formed in the side surface of the outer cylinder, the uniform through holes are formed in the side surface of the inner cylinder, the needle head through hole is formed in the inner cylinder, the left side and the right side of the outer cylinder and the inner cylinder are respectively fixedly connected with the conical table and the connecting ring, the needle head through hole penetrates through the inner part of the conical table, the right side of the outer cylinder and the right side of the inner cylinder penetrate through the middle part of the lower base, the side surfaces of the outer cylinder and the inner cylinder are fixed inside the lower base, the nut is in threaded engagement with the side surface of the outer cylinder, the disinfectant cotton is placed between the outer cylinder and the inner cylinder, the disinfectant cotton and the disinfectant are contained in the disinfectant, when the blood taking needle passes through the needle head through hole, the disinfectant and, the conical table and the connecting ring are used for connecting and fixing the outer cylinder and the inner cylinder.
Further comprises a first pressing block, a first spring and a first push rod, wherein the left end of the first push rod passes through the bottom surfaces of the fixed plate and the upper base and is close to the right end of the blood taking needle, the first push rod is connected inside the fixed plate and the upper base in a sliding way, the size of the first push rod is the same as that of the blood taking needle, a first pressing block is fixed at the right end of the first push rod, and the side surface of the first push rod extending out of the cylinder is sleeved with a first spring, the two sides of the first spring are respectively fixed on the right side of the cylinder and the left side of the first push rod, the first spring is contracted by pressing the first pressing block, so that the first push rod moves leftwards, thereby pushing the blood taking needle to be selected in the rotating column to pass through the needle head through hole, when the right end of the blood taking needle and the right end of the inner cylinder are on the same plane, and when the first pressing block is released, the first pressing block and the first push rod return to the original positions through the extension of the first spring.
Furthermore, the device also comprises a second push rod, a second pressing block, a second spring and a baffle plate, wherein the top end of the second push rod passes through the inner wall of the cylinder to reach the side surface of the outer cylinder, a baffle is fixed at the top end of the second push rod, a second pressing block is fixed at the bottom end of the second push rod through the outer wall of the cylinder, the second push rod is connected in the cylinder in a sliding way, the side surface of the second push rod outside the cylinder is sleeved with a second spring, when the right end of the blood taking needle and the right end of the inner cylinder are on the same plane, the second spring is contracted by pressing the second pressing block, so that the second push rod drives the baffle to move towards the middle part of the cylinder until the baffle blocks the right side of the blood taking needle, the baffle is used for blocking the needle head from moving upwards through the blood taking needle in the hole, after the blood collection is finished, the blood collection needle with blood collected is taken out, the second pressing block is loosened, and the second push rod and the second pressing block return to the original position under the action of the extension of the second spring.
Furthermore, the drying device further comprises a fixing seat, a fixing rod and a drying agent placing frame, wherein the fixing seat is fixed on the left side of the rotating column, the fixing seat is fixedly connected with the drying agent placing frame through the fixing rod, and the drying agent in the drying agent placing frame can adsorb moisture in air in the cylinder to keep the cylinder in a dry state.
Compared with the prior art, the beneficial effects of the utility model are that: the pollution-free blood vessel blood sampling needle head has the following advantages:
1. through rotating the handle, make the connecting rod rotate to having driven and rotated the post and rotated, having made the blood taking needle that will select for use and reachd the bottom of drum, the inside of rotating the post has been placed the different blood taking needles of model and the drum is glass transparent material, the condition in seeing the drum that can understand can select suitable blood sampling syringe needle according to patient's condition moreover.
2. The aseptic cotton has been placed between urceolus and the inner tube, and contains the antiseptic solution in the aseptic cotton, when the blood taking needle passes through the syringe needle clearing hole, the aseptic cotton between urceolus and the inner tube and antiseptic solution disinfect the blood taking needle, when the blood sampling is accomplished, screw up the nut, can avoid the aseptic cotton and the antiseptic solution of inner tube inside to contact for a long time and infect with the outside air, safe and reliable more.
3. The fixing seat is fixedly connected with a drying agent placing frame through a fixing rod, and the drying agent in the drying agent placing frame can adsorb moisture in air in the cylinder, so that the cylinder is kept in a dry state, and the blood taking needle in the rotating column is prevented from being infected due to contact with the moisture in the air in the cylinder.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a right side view of the structure of the present invention;
FIG. 3 is a schematic view of the structure of the sterilizing unit of the present invention;
fig. 4 is an enlarged schematic view of the a position of the present invention.
In the figure: the device comprises a cylinder 1, an upper base 2, a lower base 3, a fixing plate 4, a sterilization unit 5, an outer cylinder 51, an inner cylinder 52, threads 53, a through hole 54, a needle head through hole 55, a nut 56, a conical table 57, a connecting ring 58, a rotating unit 6, a rotating column 61, a blood taking needle 62, a connecting rod 63, a handle 64, a fixing seat 7, a fixing rod 8, a drying agent placing frame 9, a first pressing block 10, a first spring 11, a first push rod 12, a second push rod 13, a second pressing block 14, a second spring 15 and a baffle 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a pollution-free blood vessel blood sampling needle comprises a cylinder 1, a rotating unit 6, a fixing plate 4 and a sterilizing unit 5;
cylinder 1: the drying machine comprises a cylinder 1, an upper base 2, a fixed plate 4, a rotating unit 6, a fixed seat 7, a fixed rod 8 and a drying agent placing frame 9, wherein the right end of the cylinder 1 is fixedly provided with the upper base 2, the left end of the cylinder 1 is provided with a lower base 3, the fixed plate 4 is fixedly arranged on the right side in the cylinder 1, the rotating unit 6 is arranged in the cylinder 1, the cylinder 1 is made of transparent glass, the drying machine placing frame 9 is fixedly connected to the fixed seat 7 through the fixed rod 8, and drying agents in the drying agent placing frame 9 can adsorb moisture in air in the cylinder 1 to keep the interior of the cylinder 1;
the rotating unit 6: the rotating unit 6 comprises a rotating column 61, a blood taking needle 62, a connecting rod 63 and a handle 64, the rotating column 61 is rotatably connected to the left side inside the cylinder 1, the blood taking needle 62 with different models is placed inside the rotating column 61, the connecting rod 63 is fixed to the right side of the rotating column 61, the right end of the connecting rod 63 penetrates through the fixed plate 4 and the inside of the upper base 2 and is connected with the handle 64, the side face of the connecting rod 63 is rotatably connected to the inside of the fixed plate 4 and the inside of the upper base 2, the rotating unit further comprises a first pressing block 10, a first spring 11 and a first push rod 12, the left end of the first push rod 12 penetrates through the fixed plate 4 and the bottom face of the upper base 2 and is close to the right end of the blood taking needle 62, the first push rod 12 is slidably connected to the inside of the fixed plate 4 and the inside of the upper base 2, the size of the first push rod 12 is the same as that of the blood taking needle 62, the first, the two sides of the first spring 11 are respectively fixed on the right side of the cylinder 1 and the left side of the first push rod 12, by pressing the first pressing block 10, the first spring 11 contracts to move the first push rod 12 leftwards, so that the blood taking needle 62 to be selected in the rotating column 61 is pushed to pass through the needle through hole 55, when the right end of the blood taking needle 62 and the right end of the inner cylinder 52 are in a plane, the first pressing block 10 is loosened, the first pressing block 10 and the first push rod 12 return to the original positions through the extension of the first spring 11, the connecting rod 63 rotates by rotating the handle 64, so that the rotating column 61 is driven to rotate, and the blood taking needle 62 to be selected reaches the bottom of the cylinder 1;
a bacteria elimination unit 5: the sterilization unit 5 comprises an outer cylinder 51, an inner cylinder 52, threads 53, through holes 54, needle passing holes 55, a screw cap 56, a conical table 57 and a connecting ring 58, wherein the threads 53 are formed on the side surface of the outer cylinder 51, the uniform through holes 54 are formed on the side surface of the inner cylinder 52, the needle passing holes 55 are formed in the inner cylinder 52, the left side and the right side of the outer cylinder 51 and the inner cylinder 52 are fixedly connected through the conical table 57 and the connecting ring 58 respectively, the needle passing holes 55 penetrate through the inside of the conical table 57, the right side of the outer cylinder 51 and the inner cylinder 52 penetrates through the middle part of the lower base 3, the side surfaces of the outer cylinder 51 and the inner cylinder 52 are fixed in the lower base 3, the screw cap 56 is meshed with the threads 53 on the side surface of the outer cylinder 51, the sterilized cotton is placed between the outer cylinder 51 and the inner cylinder 52 and contains sterilizing liquid, when blood sampling is finished, the screw cap 56 is screwed on, so that the infection caused by the long-time contact between the sterilized cotton and the disinfectant in the inner cylinder 52 and the outside air can be avoided, the conical table 57 and the connecting ring are used for connecting and fixing the outer cylinder 51 and the inner cylinder 52, the blood sampling device further comprises a second push rod 13, a second pressing block 14, a second spring 15 and a baffle 16, the top end of the second push rod 13 penetrates through the inner wall of the cylinder 1 to reach the side surface of the outer cylinder 51, the baffle 16 is fixed at the top end of the second push rod 13, the second pressing block 14 is fixed at the bottom end of the second push rod 13 penetrates through the outer wall of the cylinder 1, the second push rod 13 is connected in the cylinder 1 in a sliding manner, the second spring 15 is sleeved at the side surface of the second push rod 13 outside the cylinder 1, when the right end of the blood sampling needle 62 and the right end of the inner cylinder 52 are in a plane, the second pressing block, when the lancet 62 in the needle passing hole 55 is stopped by the shutter 16 until the shutter 16 blocks the right side of the lancet 62, the lancet 62 having been sampled is taken out after the sampling is completed, the second pressing block 14 is released, and the second push rod 13 and the second pressing block 14 are returned to their original positions by the extension of the second spring 15.
When in use: the connecting rod 63 is rotated by rotating the handle 64, so that the rotating column 61 is driven to rotate, the blood taking needle 62 to be selected reaches the bottom of the cylinder 1, the first spring 11 is contracted by pressing the first pressing block 10, the first push rod 12 is moved leftwards, the blood taking needle 62 to be selected in the rotating column 61 is pushed to pass through the needle passing hole 55, when the blood taking needle 62 passes through the needle passing hole 55, the sterilized cotton and the sterilized liquid between the outer cylinder 51 and the inner cylinder 52 sterilize the blood taking needle 62, when the right end of the blood taking needle 62 and the right end of the inner cylinder 52 are in one plane, the second spring 15 is contracted by pressing the second pressing block 14, the second push rod 13 drives the baffle plate 16 to move towards the middle part of the cylinder 1 until the baffle plate 16 blocks the right end of the blood taking needle 62, the baffle plate 16 is used for blocking the blood taking needle 62 in the needle passing hole 55 to move upwards, when the right end of the blood taking, when the blood sampling is completed, the blood sampling needle 62 with blood collected is taken out, the second pressing block 14 is loosened, the second push rod 13 and the second pressing block 14 return to the original positions under the action of the extension of the second spring 15, and the screw cap 56 is screwed on, so that the infection caused by the long-time contact of the sterilized cotton and the sterilized liquid in the inner barrel 52 with the outside air can be avoided.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A pollution-free blood vessel blood sampling needle is characterized in that: comprises a cylinder (1), a fixed plate (4), a sterilization unit (5) and a rotating unit (6);
cylinder (1): an upper base (2) is fixed at the right end of the cylinder (1), a lower base (3) is installed at the left end of the cylinder (1), the fixed plate (4) is fixed at the right side inside the cylinder (1), and a rotating unit (6) is arranged inside the cylinder (1);
rotating unit (6): rotation unit (6) is including rotating post (61), blood taking needle (62), connecting rod (63) and handle (64), rotate post (61) and rotate the left side of connecting in drum (1) inside, and rotate the inside of post (61) and place the blood taking needle (62) that the model is different, the right side of rotating post (61) is fixed with connecting rod (63), and the right-hand member of connecting rod (63) passes the internal connection of fixed plate (4) and last base (2) and has handle (64), and the side of connecting rod (63) rotates the inside of connecting at fixed plate (4) and last base (2).
2. The non-contaminating blood sampling needle of claim 1, wherein: the sterilizing unit (5) comprises an outer cylinder (51), an inner cylinder (52), threads (53), through holes (54), needle head through holes (55), a screw cap (56), a conical table (57) and a connecting ring (58), wherein the threads (53) are formed in the side surface of the outer cylinder (51), uniform through holes (54) are formed in the side surface of the inner cylinder (52), needle head through holes (55) are formed in the inner cylinder (52), the left side and the right side of the outer cylinder (51) and the inner cylinder (52) are fixedly connected through the conical table (57) and the connecting ring (58) respectively, the needle head through holes (55) penetrate through the inner part of the conical table (57), the right sides of the outer cylinder (51) and the inner cylinder (52) penetrate through the middle part of the lower base (3), the side surfaces of the outer cylinder (51) and the inner cylinder (52) are fixed in the lower base (3), and the screw cap (56) is meshed with the, and the disinfection cotton is placed between the outer cylinder (51) and the inner cylinder (52), and the disinfection cotton contains disinfection liquid.
3. The non-contaminating blood sampling needle of claim 1, wherein: still include first pressure piece (10), first spring (11) and first push rod (12), the bottom surface that fixed plate (4) and last base (2) were passed to the left end of first push rod (12) is close to the right-hand member of blood taking needle (62), and first push rod (12) sliding connection is in the inside of fixed plate (4) and last base (2), and the size of first push rod (12) is the same with the size of blood taking needle (62), the right-hand member of first push rod (12) is fixed with first pressure piece (10), and stretches out the side of the outer first push rod (12) of drum (1) and cup jointed first spring (11), the left side at the right side of drum (1) and first push rod (12) is fixed respectively to the both sides of first spring (11).
4. The non-contaminating blood sampling needle of claim 2, wherein: the outer wall that still includes second push rod (13), second according to briquetting (14), second spring (15) and baffle (16), the top of second push rod (13) passes the inner wall of drum (1) and reaches the side of urceolus (51), and the top of second push rod (13) is fixed with baffle (16), the bottom of second push rod (13) is passed the drum (1) the bottom wall is fixed with second and is pressed briquetting (14), and second push rod (13) sliding connection is in drum (1), the side of drum (1) outside second push rod (13) is cup jointed second spring (15).
5. The non-contaminating blood sampling needle of claim 1, wherein: still place frame (9) including fixing base (7), dead lever (8) and drier, the left side at rotation post (61) is fixed in fixing base (7), frame (9) are placed through dead lever (8) fixedly connected with drier in fixing base (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921231317.0U CN211381382U (en) | 2019-08-01 | 2019-08-01 | Pollution-free blood vessel blood sampling needle head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921231317.0U CN211381382U (en) | 2019-08-01 | 2019-08-01 | Pollution-free blood vessel blood sampling needle head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211381382U true CN211381382U (en) | 2020-09-01 |
Family
ID=72221202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921231317.0U Expired - Fee Related CN211381382U (en) | 2019-08-01 | 2019-08-01 | Pollution-free blood vessel blood sampling needle head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211381382U (en) |
-
2019
- 2019-08-01 CN CN201921231317.0U patent/CN211381382U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200901 Termination date: 20210801 |