CN216366291U - Vortex type implanted drug delivery device and infusion device - Google Patents
Vortex type implanted drug delivery device and infusion device Download PDFInfo
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- CN216366291U CN216366291U CN202121419470.3U CN202121419470U CN216366291U CN 216366291 U CN216366291 U CN 216366291U CN 202121419470 U CN202121419470 U CN 202121419470U CN 216366291 U CN216366291 U CN 216366291U
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- liquid storage
- drug delivery
- delivery device
- storage cavity
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Abstract
The utility model relates to the technical field of medical instruments, in particular to an eddy current type implanted drug delivery device, which comprises a body, a puncture diaphragm and a connecting pipe, wherein an inner cavity is formed in the center of the body; a puncture diaphragm is fixedly plugged in a notch of the inner cavity, and a liquid storage cavity is formed between the puncture diaphragm and the bottom of the inner cavity; the cross section of the liquid storage cavity is circular; the connecting pipe is communicated with the liquid storage cavity; the central line of the connecting pipe is perpendicular to the axis of the liquid storage cavity and is arranged deviating from the axis of the liquid storage cavity. The utility model can overcome the defects of insufficient utilization of the traditional Chinese medicine liquid and easy infection of patients in the prior art.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a vortex type implanted drug delivery device and an infusion device.
Background
The port is known as an implanted intravenous administration set and is a closed intravenous infusion system that is fully implanted into the body. The device is mainly suitable for treating patients needing long-term infusion of high-concentration chemotherapeutic drugs, including patients needing complete parenteral nutrition, patients needing blood transfusion and blood sample collection, and the like, particularly tumor patients, patients with advanced tumor patients and patients with poor vein conditions, difficult maintenance and incapability of ensuring vein access, and the infusion port is a very suitable choice.
The implanted medicine feeder has catheter inserted into the superior vena cava of human body via subcutaneous puncture, and the rest of the catheter and the implanted medicine feeder are embedded in subcutaneous tissue and one circular lug is touched to the surface of the patient. The needle is positioned from the position during treatment, and the atraumatic needle is vertically punctured into a liquid storage tank of an injection seat through the skin, so that the needle can be used for infusing various medicines, supplementing liquid, supporting treatment of nutrition, blood transfusion, blood sample collection and the like. The implanted drug delivery device provides a reliable venous channel for patients needing long-term infusion treatment, can be used for blood sample collection, only needs one-time implantation, and can reduce the pain and difficulty of repeated puncture.
In the port structure of present conventional infusion, pipe and stock solution chamber cut straightly, the axis of the axis alignment stock solution chamber of pipe promptly, when needs infusion, wear the needle from the top diaphragm, the liquid medicine gets into the stock solution chamber and gets into in the human body through the pipe again, the liquid medicine washes inadequately in the stock solution intracavity, consequently the condition that the liquid medicine remained in the stock solution intracavity appears easily, thereby make the liquid medicine utilize inadequately, in addition when next infusion, the sediment appears in remaining liquid medicine, cause the infection to the patient easily, influence patient's life health.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a vortex type implanted drug delivery device and an infusion device, aiming at overcoming the defects that the traditional Chinese medicine liquid is not fully utilized and a patient is easily infected in the prior art.
An eddy current type implantation type drug delivery device comprises a body, a puncture diaphragm and a connecting pipe, wherein an inner cavity is formed in the center of the body; a puncture diaphragm is fixedly plugged in a notch of the inner cavity, and a liquid storage cavity is formed between the puncture diaphragm and the bottom of the inner cavity; the cross section of the liquid storage cavity is circular; the connecting pipe is communicated with the liquid storage cavity; the central line of the connecting pipe is perpendicular to the axis of the liquid storage cavity and is arranged deviating from the axis of the liquid storage cavity.
Optionally, the connecting pipe is communicated with the liquid storage cavity along the tangential direction of the liquid storage cavity.
Optionally, the axial cross section of the liquid storage cavity is waist-round.
Optionally, the connecting pipe is integrally formed on the body.
Optionally, the body is integrally formed with a groove, and the connecting pipe is located in the groove.
Optionally, a liquid storage box is arranged in the inner cavity, the bottom of the puncture diaphragm abuts against the top of the liquid storage box, the liquid storage box is hollow, and the liquid storage cavity is located in the liquid storage box.
Optionally, the liquid storage box is provided with a communicating pipe along the self tangential direction, the body is provided with a fixing groove matched with the communicating pipe, and the communicating pipe is communicated with the connecting pipe.
Optionally, a limiting ring is arranged at the notch of the inner cavity, and the limiting ring abuts against the puncture diaphragm.
Optionally, a clamping ring is arranged in the inner cavity groove, an insertion groove is formed in the bottom of the puncture diaphragm, and the clamping ring is inserted into the insertion groove.
The technical scheme of the utility model has the following advantages:
1. the utility model provides a vortex type implanted drug delivery device, which comprises a body, a puncture diaphragm and a connecting pipe, wherein an inner cavity is formed in the center of the body; a puncture diaphragm is fixedly plugged in a notch of the inner cavity, and a liquid storage cavity is formed between the puncture diaphragm and the bottom of the inner cavity; the cross section of the liquid storage cavity is circular; the connecting pipe is communicated with the liquid storage cavity; the central line of the connecting pipe is perpendicular to the axis of the liquid storage cavity and is arranged deviating from the axis of the liquid storage cavity. Through the aforesaid setting, when medical personnel transfuse from the puncture diaphragm, the liquid medicine gets into in the stock solution chamber gets into the connecting pipe, then get into in the human body, wherein, because the cross section in stock solution chamber is circular, and the axis in the central line perpendicular to stock solution chamber of connecting pipe and the axis in skew stock solution chamber, so the liquid medicine can form the swirl in the stock solution intracavity when flowing to the connecting pipe, thereby can wash the stock solution chamber more fully, and then can make the liquid medicine obtain make full use of on the one hand, on the other hand, can reduce the sedimentary liquid medicine that remains in the stock solution intracavity, reduce the risk that the patient received the infection.
2. The utility model provides a vortex type implanted drug delivery device, wherein a connecting pipe is communicated with a liquid storage cavity along the tangential direction of the liquid storage cavity. Through the arrangement, the rotating speed of the vortex can be increased, and the liquid storage cavity can be more sufficiently flushed by the liquid medicine.
3. The utility model provides a vortex type implanted drug delivery device, wherein the axial section of a liquid storage cavity is in a waist-round shape. Through the arrangement, the rotating speed of the vortex can be increased, and the liquid storage cavity can be more sufficiently flushed by the liquid medicine.
4. The utility model provides a vortex type implanted drug delivery device, wherein a connecting pipe is integrally formed on a body. The connecting pipe and the body are integrally formed, so that the connecting pipe is not easy to fall off from the body, and the connecting pipe is more stably connected with the body.
5. The utility model provides a vortex type implanted drug delivery device, wherein a groove is integrally formed in a body, and a connecting pipe is positioned in the groove. Through the setting, the occupied space of the whole device can be reduced, so that medical workers can implant the whole device into a human body more conveniently, and meanwhile, the wound of a patient can be reduced.
6. The utility model provides an eddy current type implanted drug delivery device, wherein a liquid storage box is arranged in an inner cavity, the bottom of a puncture diaphragm props against the top of the liquid storage box, the liquid storage box is hollow, and a liquid storage cavity is positioned in the liquid storage box. Through the arrangement, after the liquid medicine enters the liquid storage box, the liquid medicine is not easy to permeate out from the positions outside the connecting pipe, thereby causing injury to patients.
7. The utility model provides an eddy current type implanted drug delivery device, wherein a communicating pipe is arranged on a liquid storage box along the tangential direction of the liquid storage box, a fixing groove matched with the communicating pipe is arranged on a body, and the communicating pipe is communicated with a connecting pipe. Through the setting, the liquid medicine gets into the connecting pipe through communicating pipe, and the difficult seepage of more smooth, in addition, communicating pipe can be fixed to the fixed slot, makes difficult appearance skew communicating pipe to cause the unable input of liquid medicine to the connecting pipe in.
8. The utility model provides a vortex type implanted drug delivery device, wherein a limiting ring is arranged at a notch of an inner cavity and props against a puncture diaphragm. The limiting ring is arranged to block the top end of the puncture diaphragm, so that the puncture diaphragm is not easy to fall off from the body.
9. The utility model provides a vortex type implanted drug delivery device, wherein a clamping ring is arranged in a cavity groove, an insertion groove is formed in the bottom of a puncture diaphragm, and the clamping ring is inserted into the insertion groove. The puncture diaphragm is installed in the inner cavity through the matching of the slot and the clamping ring, and is firmer, more stable and less prone to loosening.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a vortex implantable drug delivery device according to an embodiment of the present application;
FIG. 2 is a cross-sectional view taken along A-A of FIG. 1;
fig. 3 is a cross-sectional view taken along B-B of fig. 1.
Description of reference numerals: 1. a body; 2. an inner cavity; 3. puncturing the diaphragm; 4. a liquid storage cavity; 5. a connecting pipe; 6. a groove; 7. a liquid storage box; 8. a communicating pipe; 9. fixing grooves; 10. a limiting ring; 11. a position clamping ring; 12. and (4) a slot.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
Referring to fig. 1-3, the utility model provides a vortex type implantation type drug delivery device, which comprises a body 1, a puncture diaphragm 3 and a connecting pipe 5, wherein an inner cavity 2 is formed in the center of the body 1; the puncture diaphragm 3 is fixedly sealed at the notch of the inner cavity 2, and a liquid storage cavity 4 is formed between the puncture diaphragm and the bottom of the inner cavity 2; the cross section of the liquid storage cavity 4 is circular; the connecting pipe 5 is communicated with the liquid storage cavity 4; the central line of the connecting pipe 5 is perpendicular to the axis of the liquid storage cavity 4 and is arranged by deviating from the axis of the liquid storage cavity 4.
Through the aforesaid setting, when medical personnel transfuse from puncturing the needle from puncture diaphragm 3, the liquid medicine gets into in stock solution chamber 4 gets into connecting pipe 5, then get into in the human body, wherein, because the cross section in stock solution chamber 4 is circular, and the axis of the central line perpendicular to stock solution chamber 4 of connecting pipe 5 and the axis of skew stock solution chamber 4, so the liquid medicine can form the swirl in stock solution chamber 4 when flowing to connecting pipe 5, thereby can wash stock solution chamber 4 more fully, and then can make the liquid medicine obtain make full use of on the one hand, on the other hand, can reduce the sedimentary liquid medicine that remains in stock solution chamber 4, reduce the risk that the patient received the infection.
The connecting pipe 5 is communicated with the liquid storage cavity 4 along the tangential direction of the liquid storage cavity 4. Through the setting, the rotating speed of the vortex can be increased, and the liquid storage cavity 4 can be more sufficiently flushed by the liquid medicine.
The axial section of the liquid storage cavity 4 is waist-round. Through the setting, the rotating speed of the vortex can be increased, and the liquid storage cavity 4 can be more sufficiently flushed by the liquid medicine.
The connection pipe 5 is integrally formed on the body 1. Connecting pipe 5 and body 1 integrated into one piece to make connecting pipe 5 be difficult for droing from body 1, make connecting pipe 5 and body 1's being connected more firm.
The body 1 is integrally formed with a groove 6, and the connecting pipe 5 is positioned in the groove 6. Through the setting, the occupied space of the whole device can be reduced, so that medical workers can implant the whole device into a human body more conveniently, and meanwhile, the wound of a patient can be reduced.
The inner cavity 2 is internally provided with a liquid storage box 7, the bottom of the puncture diaphragm 3 is propped against the top of the liquid storage box 7, the liquid storage box 7 is hollow, and the liquid storage cavity 4 is positioned in the liquid storage box 7. Through the arrangement, after the liquid medicine enters the liquid storage box 7, the liquid medicine is not easy to permeate out from the positions outside the connecting pipe 5, thereby causing injury to patients.
Wherein, the liquid storage box 7 is manufactured by a rubber coating injection molding process.
The liquid storage box 7 is provided with a communicating pipe 8 along the tangential direction of the liquid storage box, the body 1 is provided with a fixing groove 9 matched with the communicating pipe 8, and the communicating pipe 8 is communicated with the connecting pipe 5. Through the above setting, the liquid medicine gets into connecting pipe 5 through communicating pipe 8, and the difficult seepage of more smooth, in addition, fixed slot 9 can fix communicating pipe 8, makes communicating pipe 8 be difficult for appearing skew to cause the liquid medicine can't input to connecting pipe 5 in.
A limiting ring 10 is arranged at the notch of the inner cavity 2, and the limiting ring 10 is propped against the puncture diaphragm 3. The limiting ring 10 can block the top end of the puncture diaphragm 3, so that the puncture diaphragm 3 is not easy to fall off from the body 1.
A clamping ring 11 is arranged in the groove of the inner cavity 2, a slot 12 is arranged at the bottom of the puncture diaphragm 3, and the clamping ring 11 is inserted into the slot 12. The puncture diaphragm 3 is arranged in the inner cavity 2 through the matching of the slot 12 and the clamping ring 11, and is firmer, more stable and not easy to loosen.
Wherein, the spacing ring 10 and the clamping ring 11 are integrally formed on the body 1.
The utility model also provides an infusion device which comprises the vortex type implanted drug delivery device.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.
Claims (10)
1. A vortex implantable drug delivery device, comprising:
a body (1) with an inner cavity (2) in the center;
the puncture diaphragm (3) is fixedly plugged in a notch of the inner cavity (2) and forms a liquid storage cavity (4) with the bottom of the inner cavity (2); the cross section of the liquid storage cavity (4) is circular;
the connecting pipe (5) is communicated with the liquid storage cavity (4); the central line of the connecting pipe (5) is perpendicular to the axis of the liquid storage cavity (4) and is arranged by deviating from the axis of the liquid storage cavity (4).
2. The swirl type implantable drug delivery device according to claim 1, wherein the connecting tube (5) communicates with the reservoir (4) along a tangential direction of the reservoir (4).
3. The implantable vortex drug delivery device according to claim 2, wherein the axial cross-section of the reservoir chamber (4) is a waist circle.
4. A swirl implantable drug delivery device according to any one of claims 1-3, characterized in that the connection tube (5) is integrally formed on the body (1).
5. A swirl implantable drug delivery device according to claim 4, wherein the body (1) is integrally formed with a groove (6), and the connection tube (5) is located in the groove (6).
6. A swirl implantation type drug delivery device according to any one of claims 1-3, wherein a reservoir (7) is provided in the inner chamber (2), the bottom of the puncture membrane (3) is abutted against the top of the reservoir (7), the reservoir (7) is hollow, and the reservoir (4) is located in the reservoir (7).
7. The vortex type implantation type drug delivery device according to claim 6, wherein the liquid storage box (7) is provided with a communicating pipe (8) along the tangential direction thereof, the body (1) is provided with a fixing groove (9) matched with the communicating pipe (8), and the communicating pipe (8) is communicated with the connecting pipe (5).
8. A swirl implantation type drug delivery device according to any one of claims 1-3, characterized in that a limiting ring (10) is arranged at the notch of the inner cavity (2), and the limiting ring (10) is abutted against the puncture membrane (3).
9. The swirl type implantable drug delivery device according to claim 8, wherein a retaining ring (11) is arranged in the groove of the inner cavity (2), a slot (12) is arranged at the bottom of the puncture membrane (3), and the retaining ring (11) is inserted into the slot (12).
10. An infusion device comprising a vortex implantable drug delivery device according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121419470.3U CN216366291U (en) | 2021-06-25 | 2021-06-25 | Vortex type implanted drug delivery device and infusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121419470.3U CN216366291U (en) | 2021-06-25 | 2021-06-25 | Vortex type implanted drug delivery device and infusion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216366291U true CN216366291U (en) | 2022-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121419470.3U Active CN216366291U (en) | 2021-06-25 | 2021-06-25 | Vortex type implanted drug delivery device and infusion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216366291U (en) |
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2021
- 2021-06-25 CN CN202121419470.3U patent/CN216366291U/en active Active
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