CN208372228U - A kind of safe medical needling instrument and needle set component - Google Patents
A kind of safe medical needling instrument and needle set component Download PDFInfo
- Publication number
- CN208372228U CN208372228U CN201721378416.2U CN201721378416U CN208372228U CN 208372228 U CN208372228 U CN 208372228U CN 201721378416 U CN201721378416 U CN 201721378416U CN 208372228 U CN208372228 U CN 208372228U
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- China
- Prior art keywords
- needle
- plug
- medicine bottle
- infusion bag
- safe medical
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Abstract
The utility model relates to a kind of safe medical needling instrument and needle set components, safe medical needling instrument includes plug needle and at least one injection needle, plug needle includes needle point and through-hole, plugs the needle tubing outer diameter that through-hole internal diameter on needle is greater than all injection needles, i.e. injection needle can be socketed in plug needle needle tubing.With a kind of safe medical needling instrument of the utility model, plug needle is first inserted into medicine bottle or infusion bag, injection needle is inserted in plug needle tubing body again and is inserted into medicine bottle or infusion bag, when being injected into medicine bottle or infusion bag by injection needle or extracting medical fluid out, air is discharged by the gap between plug needle tubing body inner wall and injection needle outer wall or is entered in medicine bottle or infusion bag in medicine bottle or infusion bag, make pressure equilibrium in medicine bottle or infusion bag with this, aspirate non-resistance, when aspiration medicinal liquid being avoided to make up a prescription, powerful instantaneous differential pressure causes medicine bottle or infusion bag rupture and leakage when especially mechanization dispensation apparatus makes up a prescription, the safe medical needling instrument structure is simple, it is easy to use, excellent effect.
Description
Technical field
The utility model relates to medical instruments field, especially a kind of safe medical needling instrument and needle set component.
Background technique
Existing medical needle after insertion medicine bottle or infusion bag fluid injection or drawing liquid all due to changing the pressure in medicine bottle and
There is drag effect, therefore it is intended that discharge medicine bottle or defeated can be facilitated when fluid injection into it after a kind of insertion medicine bottle or infusion bag
Air in liquid bag and non-resistance, air is able to enter in medicine bottle or infusion bag and unresisted needle set when drawing liquid in it simultaneously；
In addition existing medical needle repeatedly interts medicine bottle or infusion bag bottle cap repeatedly when in use, and bottle cap is easily caused to fall bits, more with bottle cap
The problems such as secondary contact easy cross-infection.
Utility model content
The goal of the invention of the utility model is: for existing medical needle of the existing technology in insertion medicine bottle or infusion
Fluid injection or drawing liquid all have drag effect due to changing the pressure in medicine bottle after bag, while existing medical needle is more when in use
The problem of secondary repeatedly interspersed medicine bottle or infusion bag bottle cap, easily cause bottle cap to fall to consider to be worth doing, cross-infection easy with bottle cap multiple-contact, mentions
For a kind of safe medical needling instrument and needle set component.
To achieve the goals above, the technical solution adopted in the utility model are as follows:
A kind of safe medical needling instrument, including plug needle and at least one injection needle, the plug needle include needle point and through-hole, described
The needle tubing outer diameter that the through-hole internal diameter on needle is greater than all injection needles is plugged, i.e., each injection needle can be socketed respectively
In in the plug needle needle tubing.
Wherein, the plug needle is connected to aspiration container for being inserted into or extracting medicine bottle or infusion bag, the injection needle,
The needle point is for puncturing medicine bottle or infusion bag bottle cap.
Using a kind of safe medical needling instrument described in the utility model, the plug needle is first inserted into medicine bottle or infusion bag, then
Medicine bottle or infusion bag are inserted in the plug needle tubing body and are inserted into the injection needle, to by the injection needle to medicine bottle or
When medical fluid is perhaps extracted in injection out in person's infusion bag in medicine bottle or infusion bag air by the plug needle tubing body inner wall and the note
Gap discharge between liquid needle outer wall enters medicine bottle and perhaps makes pressure in medicine bottle or infusion bag flat with this in infusion bag
Weighing apparatus aspirates non-resistance, and powerful instantaneous differential pressure causes when aspiration medicinal liquid being avoided to make up a prescription, particularly when mechanization dispensation apparatus makes up a prescription
Perhaps infusion bag rupture and leakage while the safe medical needling instrument only need the plug needle once to plug medicine bottle or infusion bag bottle to medicine bottle
Lid, subsequent multiple fluid injection drawing liquid are adapted to the plug needle by the injection needle and complete, and bottle cap is easily caused to fall bits, intersect sense
The problems such as dye, the safe medical needling instrument structure is simple, easy to use, excellent effect.
Preferably, the needle tubing pipe shaft of the plug needle is equipped at least one stomata, and each stomata connection is described to insert
Pull out the pin hole of needle.
Using this structure setting, all stomatas can assist the air inlet and exhaust of the pin hole of the plug needle.
Preferably, perhaps at least one described stomata is located at medicine bottle or defeated to plug needle insertion medicine bottle after infusion bag
Inside liquid bag.
Using this structure setting, the entrance of air is used equally for into all stomatas in medicine bottle or infusion bag
Perhaps discharge avoids air by the single entrance of pin hole or discharge of the plug needle, so that the pin hole of the plug needle immerses
After inside medical fluid, when air cannot be entered or be discharged by the pin hole of the plug needle, which remains to work normally.
Preferably, the needle tubing of all injection needles has different outer diameters.
Preferably, the plug needle further includes needle handle, convenient for holding the plug needle, avoids causing to connect to the plug needle
In addition touching pollution is especially convenient for that the plug needle being installed on mechanization dispensation apparatus by holding the needle handle.
Preferably, the plug needle further includes positioning element, is located by connecting convenient for the plug needle and makes up a prescription dress in mechanization
It sets.
Preferably, the positioning element includes positioning plate, and the positioning plate is equipped at least one location hole.
Preferably, the plug needle is metal material structural member or rigid plastics material-structure part.
Preferably, the injection needle is metal material structural member.
Preferably, the injection needle is flat needle, since the injection needle no longer punctures medicine bottle or infusion bag bottle cap, no
Need the injection needle that there is needle point, while the injection needle can directly be inserted into medicine bottle or infusion bag bottom, convenient for suction
Completely, it avoids wasting.
The utility model additionally provides a kind of safe medical needling instrument component, medical as described in any of the above item including at least two
Needle set, hole size is not identical on the plug needle of all safe medical needling instruments.
Using a kind of safe medical needling instrument component described in the utility model, facilitate through-hole internal diameter and injection needle on a variety of plug needles
The combination of needle tubing outer diameter.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
1, with a kind of safe medical needling instrument described in the utility model, the plug needle is first inserted into medicine bottle or infusion bag,
Medicine bottle or infusion bag are inserted in the plug needle tubing body and are inserted into the injection needle again, to by the injection needle to medicine bottle
When either medical fluid is perhaps extracted in injection out in infusion bag in medicine bottle or infusion bag air by the plug needle tubing body inner wall and described
Gap discharge between injection needle outer wall enters medicine bottle and perhaps makes pressure in medicine bottle or infusion bag flat with this in infusion bag
Weighing apparatus aspirates non-resistance, and powerful instantaneous differential pressure causes when aspiration medicinal liquid being avoided to make up a prescription, particularly when mechanization dispensation apparatus makes up a prescription
Perhaps infusion bag rupture and leakage while the safe medical needling instrument only need the plug needle once to plug medicine bottle or infusion bag bottle to medicine bottle
Lid, subsequent multiple fluid injection drawing liquid are adapted to the plug needle by the injection needle and complete, and bottle cap is easily caused to fall bits, intersect sense
The problems such as dye, the safe medical needling instrument structure is simple, easy to use, excellent effect；
2, with a kind of safe medical needling instrument described in the utility model, the needle tubing pipe shaft of the plug needle is equipped at least one
Stomata, each stomata are connected to the pin hole of the plug needle, and using this structure setting, all stomatas can assist described
Plug the air inlet and exhaust of the pin hole of needle；
3, with a kind of safe medical needling instrument described in the utility model, into all stomatas in medicine bottle or infusion bag
It is used equally for the entrance of air that the single entrance of pin hole or discharge that avoid air by the plug needle is perhaps discharged, so that institute
After stating inside the pin hole immersion medical fluid of plug needle, when air cannot be by the pin hole entrance or discharge of the plug needle, this is medical
Needle set remains to work normally；
4, with a kind of safe medical needling instrument described in the utility model, the plug needle further includes needle handle, convenient for described in holding
Needle is plugged, avoids causing contact stain to the plug needle, in addition especially convenient for by holding the needle handle for the plug
Needle is installed on mechanization dispensation apparatus；
5, with a kind of safe medical needling instrument described in the utility model, the plug needle further includes positioning element, convenient for described
Plug needle is located by connecting on mechanization dispensation apparatus；
6, with a kind of safe medical needling instrument described in the utility model, the injection needle is flat needle, due to the injection needle
Medicine bottle or infusion bag bottle cap are no longer punctured, does not need the injection needle with needle point, while the injection needle can be inserted directly
It is clean convenient for suction to medicine bottle or infusion bag bottom, it avoids wasting；
7, with a kind of safe medical needling instrument component described in the utility model, facilitate through-hole internal diameter and fluid injection on a variety of plug needles
The combination of needle needle tubing outer diameter.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that needle is plugged described in embodiment；
Fig. 2 is plug needle and medicine bottle described in Fig. 1 or the cooperation schematic diagram of infusion bag；
Fig. 3 is the schematic diagram that medicine bottle or infusion bag are inserted into plug needle described in Fig. 2；
Fig. 4 is that the injection needle cooperates the schematic diagram that needle is plugged described in Fig. 3
Fig. 5 is the schematic diagram that injection needle described in Fig. 4 is inserted into medicine bottle or infusion bag；
Fig. 6 is the partial enlarged view of Fig. 5.
Marked in the figure: 1- plug needle, 11- through-hole, 2- injection needle, 3- needle point, 4- stomata, 5- needle handle, 6- positioning element,
61- positioning plate, 62- location hole, the gap 7-.
Specific embodiment
With reference to the accompanying drawing, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
Embodiment 1
As shown in figures 1 to 6, a kind of safe medical needling instrument described in the utility model, including plug needle 1 and injection needle 2.
The plug needle 1 includes needle point 3 and through-hole 11, and 11 internal diameter of through-hole is greater than the fluid injection on the plug needle 1
The needle tubing outer diameter of needle 2, i.e., the described injection needle 2 can be socketed in 1 needle tubing of plug needle.
Wherein, the plug needle 1 holds for being inserted into or extracting medicine bottle or infusion bag, the connection of injection needle 2 suction
Device, the needle point 3 is for puncturing medicine bottle or infusion bag bottle cap.
As a preferred embodiment of the present embodiment, the needle tubing pipe shaft of the plug needle 1 is equipped at least one stomata 4,
Each stomata 4 is connected to the pin hole of the plug needle 1, and using this structure setting, all stomatas 4 can assist described insert
Pull out the air inlet and exhaust of the pin hole of needle 1.After the plug needle 1 is inserted into medicine bottle or infusion bag, at least one described stomata 4 is located at
It is available into all stomatas 4 in medicine bottle or infusion bag using this structure setting inside medicine bottle or infusion bag
The single entrance of pin hole or discharge that avoid air by the plug needle 1 is perhaps discharged in the entrance of air, so that the plug
After the pin hole of needle 1 immerses inside medical fluid, when air cannot be entered or be discharged by the pin hole of the plug needle 1, the safe medical needling instrument
It remains to work normally.
As a preferred embodiment of the present embodiment, the plug needle 1 further includes needle handle 5, convenient for holding the plug needle
1, it avoids causing contact stain to the plug needle 1, in addition especially convenient for by holding the needle handle 5 for the plug needle 1
It is installed on mechanization dispensation apparatus.As shown in Figure 1, the plug needle 1 further includes positioning element 6, it is fixed convenient for the plug needle 1
Position is connected on mechanization dispensation apparatus.The positioning element 6 includes positioning plate 61, and the positioning plate 61 is equipped at least one
Location hole 62.The plug needle 1 is metal material structural member.The injection needle 2 is metal material structural member.The injection needle 2
The injection needle 2 is not needed with needle point since the injection needle 2 no longer punctures medicine bottle or infusion bag bottle cap for flat needle
3, while the injection needle 2 can directly be inserted into medicine bottle or infusion bag bottom, it is clean convenient for suction, it avoids wasting.
With a kind of safe medical needling instrument described in the utility model, the plug needle 1 is first inserted into medicine bottle or infusion bag, then
Medicine bottle or infusion bag are inserted in 1 pipe shaft of plug needle and are inserted into the injection needle 2, to by the injection needle 2 to medicine
As shown in fig. 6, air is by the plug needle 1 in medicine bottle or infusion bag when medical fluid is perhaps extracted in injection out in bottle or infusion bag
The discharge of gap 7 between 2 outer wall of pipe shaft inner wall and the injection needle enters in medicine bottle or infusion bag, with this make medicine bottle or
Pressure equilibrium in person's infusion bag aspirates non-resistance, strong when aspiration medicinal liquid being avoided to make up a prescription, particularly when mechanization dispensation apparatus makes up a prescription
Big instantaneous differential pressure causes medicine bottle or infusion bag rupture and leakage, while the safe medical needling instrument only needs the once plug of plug needle 1
Medicine bottle or infusion bag bottle cap, subsequent multiple fluid injection drawing liquid are adapted to the plug needle 1 by the injection needle 2 and complete, be not easy
The problems such as causing bottle cap to fall bits, cross-infection, the safe medical needling instrument structure is simple, easy to use, excellent effect.
Embodiment 2
A kind of safe medical needling instrument component described in the utility model, including at least two safe medical needling instruments as described in Example 1,
11 size of through-hole is not identical on the plug needle 1 of all safe medical needling instruments.
Using a kind of safe medical needling instrument component described in the utility model, facilitate 11 internal diameter of through-hole and note on a variety of plug needles 1
The combination of 2 needle tubing outer diameter of liquid needle.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of safe medical needling instrument, which is characterized in that including plug needle (1) and at least one injection needle (2), the plug needle (1)
Including needle point (3) and through-hole (11), through-hole (11) internal diameter is greater than all injection needles (2) on plug needle (1)
Needle tubing outer diameter, i.e., each injection needle (2) can be socketed on respectively in plug needle (1) needle tubing.
2. a kind of safe medical needling instrument according to claim 1, which is characterized in that set on the needle tubing pipe shaft of plug needle (1)
There are at least one stomata (4), the pin hole of each stomata (4) connection plug needle (1).
3. a kind of safe medical needling instrument according to claim 2, which is characterized in that the needle tubing of all injection needles (2) has
Different outer diameters.
4. a kind of safe medical needling instrument according to claim 1, which is characterized in that the plug needle (1) further includes needle handle (5).
5. a kind of safe medical needling instrument according to claim 1, which is characterized in that the plug needle (1) further includes positioning element
(6)。
6. a kind of safe medical needling instrument according to claim 5, which is characterized in that the positioning element (6) includes positioning plate
(61), the positioning plate (61) is equipped at least one location hole (62).
7. a kind of safe medical needling instrument according to claim 1, which is characterized in that the plug needle (1) is metal material structure
Part or rigid plastics material-structure part.
8. a kind of safe medical needling instrument according to claim 1, which is characterized in that the injection needle (2) is metal material structure
Part.
9. a kind of safe medical needling instrument according to claim 1-8, which is characterized in that the injection needle (2) is flat
Needle.
10. a kind of safe medical needling instrument component, which is characterized in that described in any item medical including at least two such as claim 1-9
Needle set, through-hole (11) size is not identical on the plug needle (1) of all safe medical needling instruments.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721378416.2U CN208372228U (en) | 2017-10-24 | 2017-10-24 | A kind of safe medical needling instrument and needle set component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721378416.2U CN208372228U (en) | 2017-10-24 | 2017-10-24 | A kind of safe medical needling instrument and needle set component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208372228U true CN208372228U (en) | 2019-01-15 |
Family
ID=64978849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721378416.2U Active CN208372228U (en) | 2017-10-24 | 2017-10-24 | A kind of safe medical needling instrument and needle set component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208372228U (en) |
-
2017
- 2017-10-24 CN CN201721378416.2U patent/CN208372228U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211108 Address after: 610000 room 1610, floor 16, unit 3, building 3, No. 1700, north section of Tianfu Avenue, high tech Zone, Chengdu, Sichuan Patentee after: Chengdu biweishi Technology Co.,Ltd. Address before: 610213 No. 1610, floor 16, unit 3, building 3, No. 1700, north section of Tianfu Avenue, high tech Zone, Chengdu, Sichuan Patentee before: CHENGDU JIESHIDE SCIENCE AND TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |