CN220608323U - Blood taking needle with guiding structure - Google Patents
Blood taking needle with guiding structure Download PDFInfo
- Publication number
- CN220608323U CN220608323U CN202321768053.9U CN202321768053U CN220608323U CN 220608323 U CN220608323 U CN 220608323U CN 202321768053 U CN202321768053 U CN 202321768053U CN 220608323 U CN220608323 U CN 220608323U
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- CN
- China
- Prior art keywords
- seat
- rod
- rubber seat
- blood taking
- mobile jib
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- 239000008280 blood Substances 0.000 title claims abstract description 24
- 210000004369 blood Anatomy 0.000 title claims abstract description 24
- 238000003466 welding Methods 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Landscapes
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model discloses a blood taking needle with a guide structure, which comprises a rubber seat, a main rod and a tube body, wherein the top of the rubber seat is provided with a guide groove, a blood taking needle body is sleeved in the guide groove, one end of the top of the rubber seat is glued with a limit seat, one end of the bottom of the rubber seat is provided with the main rod, the top end of the main rod is sleeved with an auxiliary rod, the top end of the auxiliary rod is welded with a spherical seat, one side of the main rod is connected with the tube body through a thread groove, the inside of the tube body is sleeved with a connecting rod, and the outer side of the connecting rod is sleeved with a second spring. According to the telescopic auxiliary rod, the arrangement of the limiting plate and the auxiliary rod is convenient for doctors to adjust the inclination angle of the rubber seat, and the telescopic auxiliary rod can be fixed through the arrangement of the second spring, the side plate and the clamping block, so that the rubber seat with the inclination angle adjusted is fixed.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a blood taking needle with a guiding structure.
Background
The blood taking needle is an instrument for collecting blood samples in the medical examination process, and consists of a needle head and a needle rod, wherein the needle head is arranged at the head of the needle rod, a sheath is connected onto the needle rod in a sliding manner, a reset spring is arranged between the sheath and the needle rod, and the initial position of the sheath is positioned at the head of the needle head and the needle rod.
An authorized bulletin number CN208910279U, a lancet with a guiding device, comprising: the needle comprises a needle body, a fixed tube, a guide head and a fixed frame. The needle body comprises a connecting pipe for connecting a blood transfusion catheter and a needle tube communicated with the connecting pipe; a fixed tube comprising a lumen for the needle tube to pass through; the guide head is arranged at the end part of the fixed tube used for puncture and is beneficial for the needle tube to enter the blood vessel; the fixing frame comprises a first frame body and a second frame body which are oppositely arranged, a movable groove is formed between the first frame body and the second frame body at intervals, and the fixing tube is rotationally arranged on the first frame body and the second frame body and rotates in the movable groove so as to control the puncture angle of the needle body, so that the blood taking needle with the guiding device in the blood taking process can be prevented from shifting, and the blood taking device has the characteristics of simple structure and easiness in operation.
The existing blood taking needle with the guiding device has the following defects: the first pivot shaft and the second pivot shaft on two sides of the second fixed tube are respectively positioned in the first pivot groove and the second pivot groove, so that the second fixed tube can rotate, but the second fixed tube after rotation cannot be fixed without a fixed structure, and the blood taking needle can rotate when moving, so that displacement occurs. To this end, we propose a lancet having a guide structure.
Disclosure of Invention
The utility model mainly aims to provide a blood taking needle with a guiding structure, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a blood taking needle with guide structure, includes rubber seat, mobile jib and body, the guide way has been seted up at rubber seat top, the inside cover of guide way is equipped with the blood taking needle body, rubber seat top one end veneer has spacing seat, rubber seat bottom one end is provided with the mobile jib, mobile jib top cover is equipped with vice pole, vice pole top welding has spherical seat, mobile jib one side is connected with the body through the thread groove, the inside cover of body is equipped with the connecting rod, the cover is equipped with the second spring in the connecting rod outside.
Further, one end of the bottom of the rubber seat is provided with a spherical groove, and the spherical seat is positioned in the spherical groove.
Further, a limiting plate is fixed at the bottom end of the auxiliary rod through a bolt, the limiting plate is positioned inside the main rod, and a first spring is clamped and fixed between the limiting plate and the main rod; the arrangement of the limiting plate can prevent the auxiliary rod from completely extending out of the main rod.
Further, connecting rod one end is connected with the curb plate through the thread groove, curb plate one side equidistance welding has the fixture block, curb plate and fixture block all are located the mobile jib inside.
Further, the rubber plate is glued at the bottom end of the main rod.
Compared with the prior art, the utility model has the following beneficial effects:
the first spring pushes the auxiliary rod to extend through the limiting plate, so that one end of the rubber seat is pushed to tilt, a doctor presses one end of the rubber seat to tilt, the inclination angle is adjusted, the second spring pushes the side plate to move, the clamping block is tightly attached to one side of the auxiliary rod, the telescopic auxiliary rod is fixed, and therefore the rubber seat with the inclination angle adjusted is fixed.
Drawings
Fig. 1 is a schematic view showing the overall structure of a lancet having a guide structure according to the present utility model.
Fig. 2 is a schematic cross-sectional view of a rubber seat of a lancet having a guide structure according to the present utility model.
Fig. 3 is a schematic view showing the structure of a main shaft and a spherical seat of a lancet having a guide structure according to the present utility model.
Fig. 4 is a schematic view illustrating an inner structure of a main shaft of a lancet having a guide structure according to the present utility model.
Fig. 5 is a schematic view showing an inner structure of a tube body of a lancet having a guide structure according to the present utility model.
In the figure: 1. a rubber seat; 2. a main rod; 3. a tube body; 4. an auxiliary rod; 5. a rubber plate; 6. a guide groove; 7. a limit seat; 8. a spherical seat; 9. a spherical groove; 10. a limiting plate; 11. a first spring; 12. a connecting rod; 13. a side plate; 14. a clamping block; 15. a second spring; 16. a blood taking needle body.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-5, a blood taking needle with guiding structure comprises a rubber seat 1, a main rod 2 and a tube body 3, wherein a guiding groove 6 is formed in the top of the rubber seat 1, a blood taking needle body 16 is sleeved in the guiding groove 6, a limit seat 7 is glued at one end of the top of the rubber seat 1, the main rod 2 is arranged at one end of the bottom of the rubber seat 1, an auxiliary rod 4 is sleeved at the top end of the main rod 2, a spherical seat 8 is welded at the top end of the auxiliary rod 4, one side of the main rod 2 is connected with the tube body 3 through a thread groove, a connecting rod 12 is sleeved in the tube body 3, and a second spring 15 is sleeved outside the connecting rod 12.
As shown in fig. 2 and 3, a spherical groove 9 is formed at one end of the bottom of the rubber seat 1, the spherical seat 8 is located inside the spherical groove 9, and a rotation space is provided for the rubber seat 1, so that the auxiliary rod 4 moves upwards to push one end of the rubber seat 1 to tilt.
As shown in fig. 3 and fig. 4, the bottom end of the auxiliary rod 4 is fixed with a limiting plate 10 through a bolt, the limiting plate 10 is located inside the main rod 2, a first spring 11 is clamped and fixed between the limiting plate 10 and the main rod 2, and the first spring 11 pushes the auxiliary rod 4 to move upwards through the limiting plate 10.
As shown in fig. 5, one end of the connecting rod 12 is connected with a side plate 13 through a thread groove, clamping blocks 14 are welded on one side of the side plate 13 at equal intervals, the side plate 13 and the clamping blocks 14 are both positioned inside the main rod 2, and the side plate 13 fixes the auxiliary rod 4 through a plurality of clamping blocks 14 when being tightly attached to the auxiliary rod 4.
Wherein, as shown in the figures, a rubber plate 5 is glued at the bottom end of the main rod 2, and the rubber plate 5 is arranged to prevent the rubber seat 1 from pressing the arms of the personnel.
It should be noted that, the utility model is a blood taking needle with guiding structure, when in operation, a doctor places the rubber seat 1 on the arm of a person, pulls the side plate 13 and the clamping block 14 at one end of the connecting rod 12 to leave one side of the auxiliary rod 4, the first spring 11 pushes the auxiliary rod 4 to move upwards through the limiting plate 10, the auxiliary rod 4 moves upwards to push one end of the rubber seat 1 to lift, the inclined angle of the rubber seat 1 is adjusted, the doctor presses one end of the rubber seat 1 to tilt, after the inclined angle adjustment is finished, the connecting rod 12 is released, the second spring 15 pushes the side plate 13 to move, the clamping block 14 is tightly attached to one side of the auxiliary rod 4, the telescopic auxiliary rod 4 is fixed, thereby fixing the rubber seat 1 after the inclined angle adjustment, the doctor pushes the blood taking needle body 16 in the guiding groove 6 to insert one end of the auxiliary rod 4 into the vein of the person, the setting of the limiting seat 7 can prevent the blood taking needle body 16 from moving out of the guiding groove 6, the spherical seat 8 is positioned in the spherical groove 9 and can rotate, and the rubber seat 1 is given a rotating space.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. Blood taking needle with guide structure, including rubber seat (1), mobile jib (2) and body (3), its characterized in that: guide way (6) have been seted up at rubber seat (1) top, guide way (6) inside cover is equipped with blood taking needle body (16), rubber seat (1) top one end veneer has spacing seat (7), rubber seat (1) bottom one end is provided with mobile jib (2), mobile jib (2) top cover is equipped with auxiliary rod (4), auxiliary rod (4) top welding has spherical seat (8), mobile jib (2) one side is connected with body (3) through the screw groove, body (3) inside cover is equipped with connecting rod (12), connecting rod (12) outside cover is equipped with second spring (15).
2. A lancet with a guiding structure according to claim 1, wherein: the ball-shaped groove (9) is formed in one end of the bottom of the rubber seat (1), and the ball-shaped seat (8) is located inside the ball-shaped groove (9).
3. A lancet with a guiding structure according to claim 1, wherein: the auxiliary rod (4) bottom is fixed with limiting plate (10) through the bolt, limiting plate (10) are located inside mobile jib (2), centre gripping is fixed with first spring (11) between limiting plate (10) and mobile jib (2).
4. A lancet with a guiding structure according to claim 1, wherein: the connecting rod (12) one end is connected with curb plate (13) through the screw groove, curb plate (13) one side equidistance welding has fixture block (14), curb plate (13) and fixture block (14) all are located mobile jib (2) inside.
5. A lancet with a guiding structure according to claim 1, wherein: the bottom end of the main rod (2) is glued with a rubber plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321768053.9U CN220608323U (en) | 2023-07-07 | 2023-07-07 | Blood taking needle with guiding structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321768053.9U CN220608323U (en) | 2023-07-07 | 2023-07-07 | Blood taking needle with guiding structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220608323U true CN220608323U (en) | 2024-03-19 |
Family
ID=90222084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321768053.9U Active CN220608323U (en) | 2023-07-07 | 2023-07-07 | Blood taking needle with guiding structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220608323U (en) |
-
2023
- 2023-07-07 CN CN202321768053.9U patent/CN220608323U/en active Active
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| GR01 | Patent grant |