CN217286741U - Medical implantable drug delivery device - Google Patents
Medical implantable drug delivery device Download PDFInfo
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- CN217286741U CN217286741U CN202220409690.6U CN202220409690U CN217286741U CN 217286741 U CN217286741 U CN 217286741U CN 202220409690 U CN202220409690 U CN 202220409690U CN 217286741 U CN217286741 U CN 217286741U
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Abstract
The utility model discloses a medical implantable drug delivery device, which comprises a double-channel catheter and a harbor body, wherein the harbor body comprises a base, a first puncture diaphragm, a second puncture diaphragm and an upper cover with double holes; the base is internally provided with a first liquid storage cavity and a second liquid storage cavity, the first puncture diaphragm and the second puncture diaphragm are connected with the base, and the upper cover with double holes is fixedly connected with the base; the bottom of the base is connected with a double-pipeline pipe joint, and the bottom of the first liquid storage cavity is connected with a first flow channel in the double-pipeline pipe joint through a pipeline; the bottom of the second liquid storage cavity is connected with a second flow passage in the double-pipeline pipe joint through a pipeline; the double-channel conduit joint is connected with the double-channel conduit; the cross section of the liquid storage cavity is funnel-shaped; the volume of the second liquid storage cavity is larger than that of the first liquid storage cavity; the utility model discloses can satisfy and carry out quick, the safe transport of multiple treatment liquid simultaneously, be favorable to treatment liquid to get into completely internally, avoid stock solution intracavity liquid to remain, stock solution chamber one size sets up, distinguishes two cavities when doing benefit to the palpation.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a medical implanted drug delivery device.
Background
A medical implantable drug delivery device is mainly used for infusion treatment. The using method comprises the following steps: the device is implanted into the subcutaneous space of a patient and is firmly fixed, then chemotherapy drugs, antibiotics and antiviral drugs are delivered into the veins, the arterial system or the pleuroperitoneal cavity of the patient by a non-invasive butterfly wing needle through a puncture membrane of a skin puncture port body, and the device can also be used for collecting parenteral nutrient solution and blood samples and delivering blood products, particularly repeatedly infusing the drugs for a long time, can directly reach the pathological change part, has high local drug concentration and good treatment effect, and reduces the pain of the long-term venipuncture of the patient and the risk of infection. However, the currently widely used single-reservoir port body drug delivery device has the following disadvantages in the use process: 1. the single liquid storage cavity is used for conveying more than two medicines, the medicines are easily polluted mutually, and 2, the liquid storage cavity is of a cylindrical structure, so that the medicine residues are easily caused. 3. The device has poor tightness, which causes the leakage phenomenon and causes the medicine to flow into the body to hurt the patient. Therefore, there is a need for a device that prevents contamination and residue of drugs from each other, while ensuring a sealed, safe and reliable infusion therapy.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a medical implanted drug delivery device.
The technical scheme of the utility model outline as follows:
a medical implantable drug delivery device comprises a double-channel catheter 200 and a port body, wherein the double-channel catheter 200 consists of a first channel 210 and a second channel 220; the port body comprises a base 130, a first 121, a second 122 piercing septum and an upper cover 110 with a double hole; a first liquid storage cavity 131 and a second liquid storage cavity 132 are arranged in the base, the first puncture diaphragm 121 is connected with the base corresponding to the first liquid storage cavity 131, the second puncture diaphragm 122 is connected with the base corresponding to the second liquid storage cavity 132, and the upper cover 110 with double holes is fixedly connected with the base; the bottom of the base close to the first liquid storage cavity end is connected with a double-channel catheter joint 135, and the bottom of the first liquid storage cavity 131 is connected with a first flow channel 133 in the double-channel catheter joint 135 through a pipeline; the bottom of the second reservoir 132 is connected with a second flow passage 134 in a double-channel conduit joint 135 through a pipeline; the first runner 133 and the second runner 134 are arranged in parallel up and down, the double-channel catheter joint 135 is connected with the double-channel catheter 200, the first runner 133 in the double-channel catheter joint 135 is connected with the first channel 210 of the double-channel catheter 200, and the second runner 134 in the double-channel catheter joint 135 is connected with the second channel 220 of the double-channel catheter 200; the first puncture diaphragm 121 has a cross-sectional shape of a drum with two convex sides; the cross-sectional shape of the second piercing septum 122 is a double-convex drum shape; the cross section of the first liquid storage cavity 131 is funnel-shaped; the cross section of the second liquid storage cavity 132 is funnel-shaped; the volume of the second reservoir 132 is greater than the volume of the first reservoir 131.
The utility model has the advantages that:
1. the utility model discloses a medical implanted device of dosing can satisfy and carry out quick, the safe transport of multiple treatment liquid simultaneously, and mutual noninterference each other.
2. The utility model discloses the setting in hourglass hopper-shaped stock solution chamber is favorable to the treatment liquid to flow into the pipe completely and gets into internally, has avoided the liquid in the stock solution intracavity to remain the waste that causes. The volume of the second reservoir 132 is larger than that of the first reservoir 131, and the size of the second reservoir is larger than that of the first reservoir, which is beneficial to distinguishing two chambers during palpation.
3. The first flow channel 133 and the second flow channel 134 are arranged in parallel up and down, so that the structure is relatively simple and the processing is easy.
Drawings
Fig. 1 is an exploded view of the medical implantable drug delivery device of the present invention;
fig. 2 is a schematic perspective view of the implantable medical drug delivery device of the present invention;
FIG. 3 is a schematic cross-sectional view of a harbor body.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
A medical implantable drug delivery device comprises a double-channel catheter 200 and a port body (see figures 1 and 2), wherein the double-channel catheter 200 is composed of a first channel 210 and a second channel 220; the port body comprises a base 130, a first 121, a second 122 piercing septum and a cover 110 with a double hole; a first liquid storage cavity 131 and a second liquid storage cavity 132 are arranged in the base, the first puncture diaphragm 121 is connected with the base corresponding to the first liquid storage cavity 131, the second puncture diaphragm 122 is connected with the base corresponding to the second liquid storage cavity 132, and the upper cover 110 with double holes is fixedly connected with the base; the bottom of the base close to the first liquid storage cavity end is connected with a double-channel catheter joint 135, and the bottom of the first liquid storage cavity 131 is connected with a first channel 133 positioned in the double-channel catheter joint 135 through a pipeline (see fig. 3); the bottom of the second reservoir 132 is connected with a second flow passage 134 in a double-channel conduit joint 135 through a pipeline; the first flow channel 133 and the second flow channel 134 are arranged in parallel up and down, the plane formed by the first flow channel and the second flow channel is vertical to the horizontal plane, the double-channel catheter joint 135 is connected with the double-channel catheter 200, the first flow channel 133 in the double-channel catheter joint 135 is connected with the first channel 210 of the double-channel catheter 200, and the second flow channel 134 in the double-channel catheter joint 135 is connected with the second channel 220 of the double-channel catheter 200; the first puncture membrane 121 has a cross-sectional shape of a double-sided convex drum; the cross-sectional shape of the second piercing septum 122 is a double-convex drum shape; the cross section of the first liquid storage cavity 131 is funnel-shaped; the cross section of the second liquid storage cavity 132 is funnel-shaped; the volume of the second reservoir 132 is greater than the volume of the first reservoir 131.
The base 130 is provided with suture holes 136 to facilitate the fixation of the base 130 under the skin.
The connection between the dual lumen catheter 200 and the dual lumen catheter adapter 135 may be by medical glue or by a locking sleeve.
The thickness of the first piercing septum 121 is 2mm (may be selected from any value in the range of 2-2.5 mm).
Claims (1)
1. A medical implantable drug delivery device comprises a double-channel catheter (200) and a port body, wherein the double-channel catheter (200) consists of a first channel (210) and a second channel (220); the port body comprises a base (130), a first piercing septum (121), a second piercing septum (122) and an upper cover (110) with a double hole; a first liquid storage cavity (131) and a second liquid storage cavity (132) are arranged in the base, a first puncture diaphragm (121) is connected with the base corresponding to the first liquid storage cavity (131), a second puncture diaphragm (122) is connected with the base corresponding to the second liquid storage cavity (132), and an upper cover (110) with double holes is fixedly connected with the base; the device is characterized in that the bottom of the base, close to the first liquid storage cavity, is connected with a double-channel pipe joint (135), and the bottom of the first liquid storage cavity (131) is connected with a first channel (133) positioned in the double-channel pipe joint (135) through a pipeline; the bottom of the second liquid storage cavity (132) is connected with a second flow passage (134) positioned in a double-pipeline pipe joint (135) through a pipeline; the first runner (133) and the second runner (134) are arranged in parallel up and down, the double-channel conduit joint (135) is connected with the double-channel conduit (200) and enables the first runner (133) in the double-channel conduit joint (135) to be connected with the first channel (210) of the double-channel conduit (200), and the second runner (134) in the double-channel conduit joint (135) to be connected with the second channel (220) of the double-channel conduit (200); the cross section of the first puncture diaphragm (121) is in a shape of a drum with two convex sides; the cross section of the second puncture membrane (122) is in a shape of a drum with two convex sides; the cross section of the first liquid storage cavity (131) is funnel-shaped; the cross section of the second liquid storage cavity (132) is funnel-shaped; the volume of the second reservoir chamber (132) is greater than the volume of the first reservoir chamber (131).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220409690.6U CN217286741U (en) | 2022-02-28 | 2022-02-28 | Medical implantable drug delivery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220409690.6U CN217286741U (en) | 2022-02-28 | 2022-02-28 | Medical implantable drug delivery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217286741U true CN217286741U (en) | 2022-08-26 |
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ID=82934871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220409690.6U Active CN217286741U (en) | 2022-02-28 | 2022-02-28 | Medical implantable drug delivery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217286741U (en) |
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2022
- 2022-02-28 CN CN202220409690.6U patent/CN217286741U/en active Active
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