CN216676603U - Anti-drop bottle-penetrating needle of infusion apparatus - Google Patents
Anti-drop bottle-penetrating needle of infusion apparatus Download PDFInfo
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- CN216676603U CN216676603U CN202122830939.9U CN202122830939U CN216676603U CN 216676603 U CN216676603 U CN 216676603U CN 202122830939 U CN202122830939 U CN 202122830939U CN 216676603 U CN216676603 U CN 216676603U
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Abstract
The utility model relates to the field of medical instruments, in particular to a bottle penetrating needle of an anti-falling infusion apparatus, which comprises a bottle inserting needle body, wherein a liquid medicine channel is arranged in the bottle inserting needle body, the liquid medicine channel penetrates through the bottle inserting needle body, the bottle inserting needle body comprises a penetrating section penetrating into an infusion bottle and a connecting section connected with a disposable infusion catheter, a base blocking piece used for limiting the inserting depth of the penetrating section is arranged between the penetrating section and the connecting section, and a protruding part is also arranged on the penetrating section and can prevent the bottle inserting needle body from falling off from the infusion bottle. According to the anti-drop bottle penetrating needle of the infusion apparatus, the protruding portion is arranged on the penetrating section, and after the bottle inserting needle body is inserted into an infusion bottle, the protruding portion can clamp the penetrating port of a rubber plug of the infusion bottle, so that the bottle inserting needle body is prevented from dropping from the infusion bottle, and the novel anti-drop bottle penetrating needle is safer in clinical use.
Description
Technical Field
The utility model relates to the field of medical instruments, in particular to a bottle penetrating needle of an anti-falling infusion apparatus.
Background
Intravenous infusion is a therapeutic method by which large quantities of sterile solutions or drugs are infused intravenously. Intravenous infusion is the infusion of liquid into the body by the physical principle of hydrostatic pressure. In clinic, intravenous infusion is a common administration route in clinic, and a disposable infusion set is used clinically for years as a necessary device for intravenous infusion.
The disposable infusion set brings convenience to clinical treatment and nursing operation, can prevent cross infection, can bear the economic standard of people at present, and is widely applied to medical units at all levels.
When in intravenous infusion, the needle tip of the bottle inserting needle is inserted into an infusion bottle/infusion bag, the needle tail is connected with an infusion catheter, and the liquid medicine is led out. In the process of intravenous infusion, because the infusion time is long, the bottle inserting needle is easy to fall off due to the fact that a patient moves or a pedestrian scrapes an infusion catheter in the infusion process, liquid medicine is wasted, the needle body is polluted, the polluted bottle inserting needle is inserted back into an infusion bottle or an infusion bag, patient cross infection is easy to cause, and if the bottle inserting needle falls off and is not found in time, a large amount of air enters the body of the patient, and the body of the patient is possibly damaged.
Therefore, the anti-drop bottle penetrating needle of the infusion apparatus needs to be designed at present, and the problem that the bottle penetrating needle falls off accidentally in the infusion process can be solved.
Disclosure of Invention
The utility model aims to: the anti-drop bottle-penetrating needle of the infusion apparatus is provided, aiming at the problems that the bottle-inserting needle is easy to drop off due to the fact that a patient moves or a pedestrian scrapes an infusion catheter in the infusion process when the disposable infusion apparatus in the prior art is used clinically, and liquid medicine is wasted, cross infection is caused and the like.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides a bottle needle is worn to anticreep formula transfusion system, includes bottle needle body, this internal liquid medicine passageway that is provided with of bottle needle, the liquid medicine passageway runs through bottle needle body, bottle needle body is including the section of stabbing in the infusion bottle and the linkage segment of being connected with disposable infusion pipe pierce the section with be provided with between the linkage segment and be used for restricting section depth of insertion base separation blade pierce the section on still set up the bellying, the bellying can avoid bottle needle body drops from the infusion bottle.
Adopt this novel a formula of anticreep transfusion system wear bottle needle pierce section on set up the bellying works as after bottle inserting needle body inserts in the infusion bottle, the bellying can block the mouth of piercing of infusion bottle rubber buffer, avoids bottle inserting needle body drops from the infusion bottle, makes this novel in clinical use safer.
Preferably, the distance between the bulge and the base baffle is set to be the thickness of the rubber stopper of the infusion bottle. By adopting the structure, the movable range of the puncture needle body in the infusion bottle is limited, so that the puncture needle body is more tightly connected with the infusion bottle.
Preferably, the bulge is further provided with a diameter-variable part, and the diameter-variable part extends towards the needle head of the puncturing section, so that the bulge of the bulge is gradually attached to the outer wall of the puncturing section. By adopting the structure, the bottle inserting needle body can be more easily inserted into the rubber plug of the infusion bottle.
Preferably, the diameter-changing portion is a wing plate connecting the protruding portion and the piercing section. By adopting the structure, the contact area between the diameter-variable part and the rubber plug can be reduced, and the insertion of the bottle inserting needle body into the rubber plug of the infusion bottle is easier.
Preferably, the wing plates are at least two oppositely arranged. Adopt this kind of structure setting, make the resistance that receives when inserting the rubber buffer of infusion bottle is more balanced to the bottle inserting needle body, thereby avoided during the crooked rubber buffer that inserts of bottle inserting needle body has improved this novel practicality in clinical use.
Preferably, the diameter-changing portion is closed around the piercing section and rotated to form a cone shape.
Preferably, a water stop ring is arranged between the protruding portion and the base blocking piece, and the water stop ring surrounds the outer wall of the penetrating section and is sealed to form a cylinder. Adopt this kind of structure setting, avoid the liquid medicine from the rubber buffer with spill in the clearance that the section formed stabs, improved this novel practicality in clinical practice
Preferably, the water stop ring is connected to the boss or the base stop.
Preferably, the water stop ring is connected to the boss and the base stop.
Preferably, the height of the water stop ring connected with the base baffle is greater than the height of the water stop ring connected with the protruding part.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:
1. according to the anti-drop bottle penetrating needle of the infusion apparatus, the protruding part is arranged on the penetrating section, and after the bottle inserting needle body is inserted into an infusion bottle, the protruding part can clamp the penetrating port of a rubber plug of the infusion bottle, so that the bottle inserting needle body is prevented from dropping from the infusion bottle, and the novel anti-drop bottle penetrating needle is safer in clinical use; the distance between the bulge and the base baffle is set to be the thickness of the rubber plug of the infusion bottle. By adopting the structure, the movable range of the puncture needle body in the infusion bottle is limited, so that the puncture needle body and the infusion bottle are connected more tightly;
2. according to the anti-drop bottle penetrating needle of the infusion apparatus, the bulge part is also provided with the diameter-variable part, and the diameter-variable part extends towards the needle head direction of the penetrating section, so that the bulge part of the bulge part is gradually attached to the outer wall of the penetrating section; furthermore, the diameter-variable part is a wing plate which connects the bulge part and the piercing section, and the wing plates are at least two oppositely arranged, further, the diameter-variable part is sealed around the piercing section and rotates to form a cone shape, and by adopting the structure, the bottle inserting needle body can be more easily inserted into a rubber plug of an infusion bottle;
3. the utility model relates to a bottle-threading needle of an anti-drop infusion apparatus, a water stop ring is arranged between a lug boss and a base baffle, the water stop ring is sealed around the outer wall of the piercing section to form a cylinder, further, the water stop ring is connected with the bulge part or the base baffle plate, further, the water stop ring is connected with the bulge part and the base baffle plate, further, the height of the water stop ring connected with the base baffle is greater than that of the water stop ring connected with the bulge part, by adopting the structure, the water stop ring fills the gap caused by the bottle inserting needle passing through the rubber plug of the infusion bottle, avoids the waste caused by the leakage of the liquid medicine in the infusion bottle, meanwhile, the liquid medicine in the infusion bottle is prevented from contacting with the external environment to cause pollution of the liquid medicine, and the safety in the novel re-clinical use is improved.
Drawings
FIG. 1 is a schematic structural diagram of one embodiment of a bottle-penetrating needle of an anti-drop infusion apparatus;
FIG. 2 is a schematic view of another view of one embodiment of a bottle-penetrating needle of a drop-proof infusion set;
FIG. 3 is a schematic cross-sectional view A-A of FIG. 2;
FIG. 4 is a schematic view of another embodiment of a bottle-penetrating needle of a drop-proof infusion set;
FIG. 5 is a schematic view of another perspective of another embodiment of a bottle-penetrating needle of a drop-proof infusion set;
fig. 6 is a schematic sectional view of B-B in fig. 2.
The labels in the figure are: 1-bottle inserting needle body, 2-liquid medicine channel, 3-piercing section, 4-connecting section, 5-base baffle, 6-bulge, 7-diameter-changing section, 8-wing plate and 9-water stop ring.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Example 1
As shown in fig. 1 to 6, the anti-drop bottle-inserting needle of an infusion apparatus of the present invention comprises a bottle-inserting needle body 1, wherein a liquid medicine passage 2 is arranged in the bottle-inserting needle body 1, the liquid medicine passage 2 penetrates through the bottle-inserting needle body 1, the bottle-inserting needle body 1 comprises a puncturing section 3 for puncturing an infusion bottle, and a connection section 4 connected to a disposable infusion catheter, a base blocking piece 5 for limiting the insertion depth of the puncturing section 3 is arranged between the puncturing section 3 and the connection section 4, the puncturing section 3 is further provided with a protrusion 6, and the protrusion 6 can prevent the bottle-inserting needle body 1 from dropping off from the infusion bottle.
Adopt this novel a anticreep formula transfusion system wear bottle needle pierce section 3 on set up bellying 6 works as after bottle insertion needle body 1 inserts in the infusion bottle, the penetrating outlet of infusion bottle rubber buffer can be blocked to bellying 6, thereby avoids bottle insertion needle body 1 drops from the infusion bottle, makes this novel in clinical use safer. In this embodiment, the bottle inserting needle body 1 enters the infusion bottle by piercing the rubber stopper, and a surface of the bottle inserting needle body 1 that penetrates out of the rubber stopper and contacts with the liquid medicine is an "outlet according to a direction in which the bottle inserting needle body 1 penetrates into the rubber stopper.
In a preferred embodiment, in addition to the above, a distance between the protrusion 6 and the base stopper 5 is set to be the thickness of the rubber stopper of the infusion bottle. By adopting the structure, the movable range of the puncture needle body in the infusion bottle is limited, so that the puncture needle body is more tightly connected with the infusion bottle.
In this embodiment, the protrusion 6 is used to clamp the penetrating port of the rubber stopper of the infusion bottle, so as to prevent the bottle inserting needle body 1 from falling off from the infusion bottle, and further, the inventor considers that, if the protrusion 6 is disposed near the needle head portion of the bottle inserting needle body 1, the bottle inserting needle body 1 can be prevented from falling off from the infusion bottle, but a space for the piercing section 3 to move up and down exists between the protrusion 6 and the rubber stopper, that is, the piercing section 3 between the protrusion 6 and the base baffle 5 can be pulled/pushed under the action of external force, so that the connection between the bottle inserting needle body 1 and the infusion bottle is unstable, when the bottle inserting needle body 1 is pulled/pushed under the action of external force, the liquid medicine flowing into the bottle inserting needle body 1 may not be uniform, which affects the treatment of the patient, in addition, the bottle inserting needle moves up and down, the piercing section is in contact with the external environment, cross infection can also be caused, and based on the reasons, in the scheme, the distance between the bulge part 6 and the base blocking piece 5 is set to be the thickness of a rubber plug of the infusion bottle, so that the moving range of the puncture needle body in the infusion bottle is limited, and the puncture needle body is connected with the infusion bottle more tightly.
Example 2
As shown in fig. 4 to 6, in the anti-drop bottle-through needle of an infusion set according to the present invention, the protrusion 6 is further provided with a diameter-variable portion 7, and the diameter-variable portion 7 extends toward the needle head of the puncturing section, so that the protrusion of the protrusion 6 is gradually attached to the outer wall of the puncturing section 3. By adopting the structure, the bottle inserting needle body 1 can be more easily inserted into the rubber plug of the infusion bottle.
In the above scheme, pierce section 3 and set up bellying 6 can effectively avoid inserting bottle needle body 1 drops from the infusion bottle, nevertheless the setting of bellying 6 also makes inserting bottle needle body 1 inserts in the infusion bottle rubber buffer comparatively difficultly, and based on this, in this scheme, the inventor is in set up on the bellying 6 reducing portion 7 makes the uplift of bellying 6 gradually to pierce the laminating of the outer wall of section 3, thereby make it is easier when inserting bottle needle body 1 and inserting the infusion bottle rubber buffer.
In a preferred embodiment, in addition to the above, the diameter-varying portion 7 is a wing plate 8 connecting the protruding portion 6 and the puncturing section. By adopting the structure, the contact area between the diameter-variable part 7 and the rubber plug can be reduced, and the insertion of the bottle inserting needle body 1 into the rubber plug of the infusion bottle is easier.
As a preferable embodiment, on the basis of the above mode, further, the wing plate 8 is at least two pieces arranged oppositely, and the wing plate 8 is at least two pieces arranged oppositely, so that the resistance received when the bottle inserting needle body 1 is inserted into the rubber plug of the infusion bottle can be more balanced, thereby preventing the bottle inserting needle body 1 from being inserted into the rubber plug obliquely, and improving the practicability of the utility model in clinical use.
Example 3
As shown in fig. 1 to 3, in the anti-drop bottle-through needle of an infusion apparatus according to the present invention, the diameter-variable portion 7 is closed around the insertion section 3 and is rotated to form a conical shape.
In the above embodiment, the diameter-variable part 7 is provided with at least two wing plates 8 which are oppositely arranged, so that the friction force generated when the diameter-variable part 7 contacts with the rubber plug is reduced, the insertion of the bottle-inserting needle body 1 into the rubber plug of an infusion bottle is easier, and the resistance applied when the bottle-inserting needle body 1 is inserted into the rubber plug of the infusion bottle is more balanced, so as to prevent the bottle-inserting needle body 1 from being inserted into the rubber plug obliquely, thereby improving the clinical practicability of the utility model, but still having disadvantages, when the bottle-inserting needle body 1 penetrates into the rubber plug of the infusion bottle, the wing plates 8 can cut the rubber plug, and a cut is left on the rubber plug, and the liquid medicine in the infusion bottle can leak out along the cut on the rubber plug, which causes the waste of the liquid medicine, therefore, in the present embodiment, the inventor closes the diameter-variable part 7 around the puncturing section 3, the rotation forms a conical shape, so that the diameter-changing part 7 can not damage the rubber plug, and after the bottle inserting needle is inserted in place, the rubber plug automatically retracts to cover the piercing section 3, thereby avoiding the leakage of the liquid medicine in the infusion bottle.
Example 4
As shown in fig. 1 to 6, in the anti-drop bottle-penetrating needle of the infusion apparatus of the present invention, a water stop ring 9 is disposed between the protruding portion 6 and the base blocking piece 5, and the water stop ring 9 is sealed around the outer wall of the penetrating section 3 to form a cylindrical shape. Adopt this kind of structure setting, avoid the liquid medicine from the rubber buffer with spill in the clearance that pierces section 3 and form, improved this novel practicality in clinical practice.
Specifically, in this embodiment, the inventor considers that, because the protrusion 6 can pass through the rubber plug, the protrusion 6 can excessively deform the rubber plug, break the resilience of the rubber plug, make the rubber plug to the cladding force of the puncture section worsens, thereby causing the liquid medicine to leak from the rubber plug and the gap formed by the puncture section 3, so, in this embodiment, the inventor is in the protrusion 6 with be provided with the water stop ring 9 between the base separation blade 5, the water stop ring 9 makes the diameter of the puncture section 3 grow, thereby filling up the resilience of the rubber plug lost by the protrusion 6 breakage, avoiding the liquid medicine to leak from the rubber plug and the gap formed by the puncture section 3, and improving the utility model in clinical practice.
In a preferred embodiment, the water stop ring 9 is connected to the protrusion 6 or the base stop 5. In this embodiment, the inventor considers that when the bottle inserting needle body 1 is inserted into the rubber stopper to penetrate in and out, the breakage to the rubber stopper is the largest, and the opening formed by the rubber stopper is the most irregular, so that the leakage of the liquid medicine in the infusion bottle can be preferably avoided by solving the leakage of the penetrating opening and the penetrating opening of the rubber stopper. Based on this consideration, the inventor sets up the water stop ring 9 to be connected with the bulge 6 or the base separation blade 5, makes the water stop ring 9 block up the entry or the exit of piercing of rubber buffer to solve the liquid medicine seepage problem that brings because the bulge 6 passes the rubber buffer.
In a preferred embodiment, the water stop ring 9 is connected to the boss 6 and the base stop 5. In this embodiment, the inventor provides the water stop ring 9 with redundancy, thereby further preventing leakage of the liquid medicine.
In a preferred embodiment, in addition to the above-described embodiment, the height of the water stop ring 9 connected to the base stopper 5 is larger than the height of the water stop ring 9 connected to the boss 6.
In this embodiment, the inventor further considers that the rubber stopper has a certain deformation force as a whole, when the novel external force is pulled, the rubber stopper is compressed, at this time, the part of the piercing section 3 close to the base baffle 5 can temporarily expose the rubber stopper, the water stop ring 9 connected to the base baffle 5 can be pulled out of the rubber stopper, and when the water stop ring 9 connected to the protrusion 6 is not tightly matched with the rubber stopper, the liquid medicine in the infusion bottle can be leaked to cause waste. Therefore, in the present embodiment, the inventor sets the height of the water stop ring 9 connected to the base baffle 5 to be greater than the height of the water stop ring 9 connected to the protrusion 6, so as to prevent the water stop ring 9 connected to the base baffle 5 from being pulled out of the rubber stopper to lose the sealing effect, thereby preventing the leakage of the liquid medicine from the infusion bottle.
The above description is intended to be illustrative of the preferred embodiment of the present invention and should not be taken as limiting the utility model, but rather, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.
Claims (9)
1. An anti-drop bottle-penetrating needle of an infusion apparatus is characterized by comprising a bottle-inserting needle body (1), a liquid medicine channel (2) is arranged in the bottle inserting needle body (1), the liquid medicine channel (2) penetrates through the bottle inserting needle body (1), the bottle inserting needle body (1) comprises a puncturing section (3) which punctures into a transfusion bottle and a connecting section (4) which is connected with a disposable transfusion catheter, a base stop piece (5) used for limiting the insertion depth of the piercing section (3) is arranged between the piercing section (3) and the connecting section (4), the piercing section (3) is also provided with a bulge (6), the bulge (6) can prevent the bottle inserting needle body (1) from falling off from an infusion bottle, the protruding portion (6) is further provided with a diameter changing portion (7), and the diameter changing portion (7) enables the protruding portion (6) to gradually attach to the outer wall of the piercing section (3).
2. The anti-drop bottle penetrating needle of the infusion set according to claim 1, wherein the distance between the bulge (6) and the base baffle (5) is set to be the thickness of a rubber plug of the infusion bottle.
3. The anti-drop bottle-penetrating needle of the infusion set according to claim 2, wherein the diameter-variable part (7) is a wing plate (8) connecting the boss part (6) and the puncturing section (3).
4. The anti-drop bottle penetrating needle of the infusion set according to claim 3, wherein the wing plates (8) are at least two oppositely arranged.
5. The anti-drop bottle-penetrating needle of the infusion set according to claim 2, wherein the diameter-variable part (7) is closed by rotating around the penetrating section (3) to form a cone shape.
6. The anti-drop bottle-threading needle of the infusion set according to claim 5, wherein a water stop ring (9) is arranged between the boss (6) and the base baffle (5), and the water stop ring (9) is sealed around the outer wall of the piercing section (3) to form a cylinder shape.
7. The anti-drop bottle-threading needle of the infusion set according to claim 6, wherein the water stop ring (9) is connected with the boss (6) or the base baffle (5).
8. The anti-drop bottle-threading needle of the infusion set according to claim 7, wherein the water stop ring (9) is connected with the boss (6) and the base baffle (5).
9. The anti-drop bottle threading needle of the infusion set according to claim 8, wherein the height of the water stop ring (9) connected with the base baffle (5) is greater than the height of the water stop ring (9) connected with the boss (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122830939.9U CN216676603U (en) | 2021-11-18 | 2021-11-18 | Anti-drop bottle-penetrating needle of infusion apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122830939.9U CN216676603U (en) | 2021-11-18 | 2021-11-18 | Anti-drop bottle-penetrating needle of infusion apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216676603U true CN216676603U (en) | 2022-06-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122830939.9U Active CN216676603U (en) | 2021-11-18 | 2021-11-18 | Anti-drop bottle-penetrating needle of infusion apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216676603U (en) |
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2021
- 2021-11-18 CN CN202122830939.9U patent/CN216676603U/en active Active
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