CN210903259U - Marrow puncture transfusion device - Google Patents
Marrow puncture transfusion device Download PDFInfo
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- CN210903259U CN210903259U CN201920050324.4U CN201920050324U CN210903259U CN 210903259 U CN210903259 U CN 210903259U CN 201920050324 U CN201920050324 U CN 201920050324U CN 210903259 U CN210903259 U CN 210903259U
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Abstract
The utility model relates to the field of medical equipment, in particular to a marrow puncture infusion device. The utility model comprises a puncture component, a pressing component and a connecting mechanism; the puncture assembly comprises a puncture needle and an infusion switching block integrally connected to the top of the puncture needle; one side wall of the infusion switching block is provided with an infusion port for being in butt joint with an external infusion device, an infusion channel is arranged inside the infusion switching block, the liquid outlet end of the infusion channel is communicated with the inner cavity of the puncture needle, and the liquid inlet end of the infusion channel is communicated with the infusion port. The utility model discloses its simple to use, it is fixed firm, simple operation.
Description
Technical Field
The utility model relates to the field of medical equipment, in particular to a marrow puncture infusion device.
Background
The venous access is a life access, and whether the venous access can be quickly established to take medicine in time in the emergency treatment process is a key point for successfully rescuing patients. However, in clinical emergency, peripheral venous access infusion is usually adopted, and some patients cannot effectively establish venous access in time due to vein collapse, contraction and the like, and other measures must be taken immediately for replacement so as to avoid delay of rescue opportunity. The American Heart Association clearly provides that the disease condition is a person who needs emergency rescue and fails to puncture for 3 times or for 90 seconds, and marrow cavity transfusion is recommended, and the method is suitable for all people. In recent years, the intra-medullary infusion has been receiving more and more attention from medical care personnel as a rapid, safe and effective circulation reconstruction method. The marrow cavity transfusion and the venous cavity transfusion are combined as effective means for transfusion, and the marrow transfusion is commonly used for emergency treatment and infant transfusion.
Compared with intravenous infusion, the requirement of bone marrow infusion on the professional of medical staff is higher, and a bone marrow puncture infusion device which is simple to use and convenient to operate does not exist in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: provides a marrow puncture infusion device which is simple to use, firm in fixation and convenient to operate.
The utility model discloses a following technical scheme realizes: a bone marrow puncture device is characterized in that: comprises a puncture component, a pressing component and a connecting mechanism;
the puncture assembly comprises a puncture needle and an infusion switching block integrally connected to the top of the puncture needle; one side wall of the infusion switching block is provided with an infusion port for being in butt joint with an external infusion device, an infusion channel is arranged inside the infusion switching block, the liquid outlet end of the infusion channel is communicated with the inner cavity of the puncture needle, and the liquid inlet end of the infusion channel is communicated with the infusion port;
the pressing assembly comprises a pressing block positioned above the infusion switching block and a pressing handle connected to the side of the pressing block;
the connecting mechanism comprises a connecting rod and a U-shaped clamp which is positioned below the pressing handle and clamped on the peripheral wall of the infusion transfer block, the upper end of the connecting rod is fixed on the lower surface of the pressing handle, and the lower end of the connecting rod is fixed on the rear part of the U-shaped clamp; the peripheral wall of the infusion switching block is provided with a connecting groove for inserting two support arms of the U-shaped clamp.
The using method and the working process are as follows:
firstly, a pressing component is arranged on a puncture component through a connecting mechanism, then the part to be punctured is disinfected, then a single hand holds a pressing handle, a thumb is placed on a pressing block, and then the puncture needle is forcedly penetrated into a marrow cavity from the skin through the thumb (the action is similar to the pressing of a drawing pin);
secondly, after the puncture is determined to be in place, the connecting mechanism is pulled out to enable the pressing component to be separated from the puncture component, and then the puncture component is wound and fixed at the puncture position by utilizing the bandage;
and finally, butting the infusion apparatus with an infusion port on the puncture assembly to complete the process of infusing the marrow of the patient.
For better implementation of the scheme, the following optimization scheme is also provided:
furthermore, the pressing block is integrally connected with the pressing handle.
Further, in order to make the puncture assembly fixed on the human body more stable, the puncture assembly is not easy to shake: a fixing component is arranged between the pressing block and the pressing handle and is detachably connected together through the fixing component;
the fixing assembly comprises a fixing inclined block integrally connected to the side face of the pressing block and a placing groove arranged in the pressing handle and used for accommodating the fixing inclined block, and the notch of the placing groove faces one side of the pressing block; and the side part of the fixed inclined block is provided with a slot for inserting and fixing the fixed inclined block on the puncture needle.
The use process adopting the scheme is as follows:
firstly, a pressing component is arranged on a puncture component through a connecting mechanism, then the part to be punctured is disinfected, then a single hand holds a pressing handle, a thumb is placed on a pressing block, and then the puncture needle is forcedly penetrated into a marrow cavity from the skin through the thumb (the action is similar to the pressing of a drawing pin);
secondly, after the puncture is determined to be in place, the connecting mechanism is pulled out to enable the pressing assembly to be separated from the puncture assembly, the pressing block is pulled out from the pressing handle, the fixing inclined block is inserted into a gap between the infusion transfer block and a human body, and the slot is inserted into the puncture needle, so that the gap between the puncture assembly and the human body is filled by the fixing inclined block, the phenomenon that the puncture assembly shakes in the binding or later activities is prevented better, and then the puncture assembly and the fixing inclined block are wound and fixed on the puncture part by a bandage;
and finally, butting the infusion apparatus with an infusion port on the puncture assembly to complete the process of infusing the marrow of the patient.
Further, influence in order to prevent infusion port or infusion passageway jam the utility model discloses a normal infusion process or when the infusion in-process needs additionally to inject other medicines: one side wall of the infusion switching block is also provided with an infusion standby port for being in butt joint with an external infusion device, an infusion branch channel is further arranged inside the infusion switching block, the liquid outlet end of the infusion branch channel is communicated with the infusion channel, and the liquid inlet end of the infusion channel is communicated with the infusion standby port.
When the transfusion port or the transfusion channel is in failure and can not be used, the transfusion device is connected to the transfusion standby port, or the transfusion standby port can be used when extra medicine needs to be injected in the transfusion process.
Further, in order to prevent the infusion standby port from leaking liquid: and a sealing cover is arranged on the standby infusion port.
Furthermore, the groove wall of the slot is provided with anti-skid grains.
Further, for more convenient pressing: the upper surface of the pressing block is provided with a pressing concave part for pressing a finger.
Compared with the prior art, the utility model has the advantages that: when the infusion set is used, the puncture needle is only required to be pressed into bone marrow by using the handle, and then the infusion set is connected to an infusion port to be used.
Drawings
FIG. 1 is a schematic structural view of example 1;
FIG. 2 is a schematic structural view of a puncture assembly according to example 1;
FIG. 3 is a schematic perspective view of the connector according to embodiment 1;
FIG. 4 is a schematic structural view of embodiment 2;
FIG. 5 is a schematic sectional view of example 2;
FIG. 6 is a top view of the pressing block and the fixed swash block of embodiment 2;
FIG. 7 is a front view of the pressing block and the fixed swash block according to embodiment 2;
FIG. 8 is a schematic view showing a state of use in example 2;
FIG. 9 is a second schematic view showing the use state of the embodiment 2;
FIG. 10 is a third schematic view showing a use state of the embodiment 2;
description of reference numerals: 11-puncture needle, 12-transfusion transfer block, 121-transfusion port, 122-transfusion channel, 123-transfusion standby port, 1231-sealing cover, 124-transfusion branch channel, 21-pressing block, 211-fixing inclined block, 2111-slot, 22-pressing handle, 221-placing groove, 31-connecting groove, 321-connecting rod and 322-U-shaped clamp.
Detailed Description
The invention is explained in detail below with reference to the accompanying drawings:
example 1:
the embodiment comprises a puncture assembly, a pressing assembly and a connecting mechanism;
the puncture assembly comprises a puncture needle 11 and an infusion switching block 12 integrally connected to the top of the puncture needle 11; an infusion port 121 used for being in butt joint with an external infusion device is arranged on one side wall of the infusion switching block 12, an infusion channel 122 is arranged inside the infusion switching block 12, the liquid outlet end of the infusion channel 122 is communicated with the inner cavity of the puncture needle 11, and the liquid inlet end of the infusion channel 122 is communicated with the infusion port 121;
the pressing component comprises a pressing block 21 positioned above the transfusion switching block 12 and a pressing handle 22 connected to the side of the pressing block 21;
the connecting mechanism comprises a connecting rod 321 and a U-shaped clamp 322 which is positioned below the pressing handle 22 and clamped on the outer peripheral wall of the infusion transfer block 12, the upper end of the connecting rod 321 is fixed on the lower surface of the pressing handle 22, and the lower end of the connecting rod is fixed on the rear part of the U-shaped clamp 322; the outer peripheral wall of the infusion transfer block 12 is provided with a connecting groove 31 for connecting the two arms of the U-shaped clamp 322.
The pressing block 21 is integrally connected with a pressing handle.
Example 2:
the embodiment comprises a puncture assembly, a pressing assembly and a connecting mechanism;
the puncture assembly comprises a puncture needle 11 and an infusion switching block 12 integrally connected to the top of the puncture needle 11; an infusion port 121 used for being in butt joint with an external infusion device is arranged on one side wall of the infusion switching block 12, an infusion channel 122 is arranged inside the infusion switching block 12, the liquid outlet end of the infusion channel 122 is communicated with the inner cavity of the puncture needle 11, and the liquid inlet end of the infusion channel 122 is communicated with the infusion port 121;
the pressing component comprises a pressing block 21 positioned above the transfusion switching block 12 and a pressing handle 22 connected to the side of the pressing block 21;
the connecting mechanism comprises a connecting rod 321 and a U-shaped clamp 322 which is positioned below the pressing handle 22 and clamped on the outer peripheral wall of the infusion transfer block 12, the upper end of the connecting rod 321 is fixed on the lower surface of the pressing handle 22, and the lower end of the connecting rod is fixed on the rear part of the U-shaped clamp 322; the outer peripheral wall of the infusion transfer block 12 is provided with a connecting groove 31 for connecting the two arms of the U-shaped clamp 322.
A fixing component is arranged between the pressing block 21 and the pressing handle and is detachably connected together through the fixing component;
the fixing assembly comprises a fixing inclined block 211 integrally connected to the side surface of the pressing block 21 and a placing groove 221 arranged in the pressing handle and used for accommodating the fixing inclined block 211, and the notch of the placing groove 221 faces one side of the pressing block 21; the side of the fixed oblique block 211 is provided with a slot 2111 for inserting and fixing on the puncture needle 11.
An infusion standby port 123 used for being in butt joint with an external infusion device is further arranged on one side wall of the infusion switching block 12, an infusion branch channel 124 is further arranged inside the infusion switching block 12, a liquid outlet end of the infusion branch channel 124 is communicated with the infusion channel 122, and a liquid inlet end of the infusion channel 122 is communicated with the infusion standby port 123.
A sealing cover 1231 is arranged on the transfusion standby port 123.
And anti-skid grains are arranged on the groove wall of the slot 2111.
The upper surface of the pressing block 21 is provided with a pressing recess for pressing by a finger.
While the present invention has been shown and described with reference to particular embodiments and alternatives thereof, it will be understood that various changes and modifications can be made without departing from the spirit and scope of the invention. It is understood, therefore, that the invention is not to be limited, except as by the appended claims and their equivalents.
Claims (7)
1. The utility model provides a marrow puncture infusion set which characterized in that: comprises a puncture component, a pressing component and a connecting mechanism;
the puncture assembly comprises a puncture needle (11) and an infusion switching block (12) which is integrally connected to the top of the puncture needle (11); an infusion port (121) used for being in butt joint with an external infusion device is arranged on one side wall of the infusion switching block (12), an infusion channel (122) is arranged inside the infusion switching block (12), the liquid outlet end of the infusion channel (122) is communicated with the inner cavity of the puncture needle (11), and the liquid inlet end of the infusion channel (122) is communicated with the infusion port (121);
the pressing assembly comprises a pressing block (21) positioned above the transfusion transfer block (12) and a pressing handle (22) connected to the side of the pressing block (21);
the connecting mechanism comprises a connecting rod (321) and a U-shaped clamp (322) which is positioned below the pressing handle (22) and clamped on the outer peripheral wall of the infusion transfer block (12), the upper end of the connecting rod (321) is fixed on the lower surface of the pressing handle (22), and the lower end of the connecting rod is fixed on the rear part of the U-shaped clamp (322); the peripheral wall of the transfusion transfer block (12) is provided with a connecting groove (31) for connecting two support arms of the U-shaped clamp (322).
2. The bone marrow aspiration infusion device of claim 1, wherein: the pressing block (21) is integrally connected with the pressing handle (22).
3. The bone marrow aspiration infusion device of claim 1, wherein: a fixing component is arranged between the pressing block (21) and the pressing handle (22) and is detachably connected together through the fixing component;
the fixing assembly comprises a fixing inclined block (211) integrally connected to the side face of the pressing block (21) and a placing groove (221) arranged inside the pressing handle (22) and used for accommodating the fixing inclined block (211), and a notch of the placing groove (221) faces one side of the pressing block (21); the side part of the fixed oblique block (211) is provided with a slot (2111) for inserting and fixing the puncture needle (11).
4. The bone marrow aspiration infusion device of claim 1, wherein: one side wall of the infusion switching block (12) is further provided with an infusion standby port (123) used for being in butt joint with an external infusion device, an infusion branch channel (124) is further arranged inside the infusion switching block (12), the liquid outlet end of the infusion branch channel (124) is communicated with the infusion channel (122), and the liquid inlet end of the infusion channel (122) is communicated with the infusion standby port (123).
5. The bone marrow aspiration infusion device of claim 4, wherein: the transfusion standby port (123) is provided with a sealing cover (1231).
6. The bone marrow aspiration infusion device of claim 3, wherein: and anti-skid grains are arranged on the groove wall of the slot (2111).
7. The bone marrow aspiration infusion device of any one of claims 1-5, wherein: the upper surface of the pressing block (21) is provided with a pressing concave part for pressing by fingers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920050324.4U CN210903259U (en) | 2019-01-11 | 2019-01-11 | Marrow puncture transfusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920050324.4U CN210903259U (en) | 2019-01-11 | 2019-01-11 | Marrow puncture transfusion device |
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| CN210903259U true CN210903259U (en) | 2020-07-03 |
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| CN201920050324.4U Active CN210903259U (en) | 2019-01-11 | 2019-01-11 | Marrow puncture transfusion device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109464179A (en) * | 2019-01-11 | 2019-03-15 | 福建骏格科技有限公司 | Bone marrow aspiration infusion device |
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2019
- 2019-01-11 CN CN201920050324.4U patent/CN210903259U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109464179A (en) * | 2019-01-11 | 2019-03-15 | 福建骏格科技有限公司 | Bone marrow aspiration infusion device |
| CN109464179B (en) * | 2019-01-11 | 2024-02-13 | 福建骏格科技有限公司 | Bone marrow puncture transfusion device |
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