CN201572153U - Puncture needle for chemotherapy of abdominal cavity - Google Patents
Puncture needle for chemotherapy of abdominal cavity Download PDFInfo
- Publication number
- CN201572153U CN201572153U CN2009202532892U CN200920253289U CN201572153U CN 201572153 U CN201572153 U CN 201572153U CN 2009202532892 U CN2009202532892 U CN 2009202532892U CN 200920253289 U CN200920253289 U CN 200920253289U CN 201572153 U CN201572153 U CN 201572153U
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- CN
- China
- Prior art keywords
- puncture needle
- sleeve pipe
- sleeve
- fixedly ear
- intraperitoneal chemotherapy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The utility model relates to the technical field of a medical appliance, in particular to a puncture needle for chemotherapy of an abdominal cavity. The puncture needle comprises a sleeve and a puncture needle core matched with the sleeve. A fixed lug is sheathed outside the sleeve, and the longitudinal section of the fixed lug presents the shape of T; the fixed lug comprises a base and a fixed supporting post; the area of the cross section of the base is far larger than that of the cross section of the sleeve, and the inner diameter of the fixed supporting post is equal to the outer diameter of the sleeve; and a bonding layer is arranged at one face of the fixed lug in contact with a body. The puncture needle can be firmly fixed on the surface of the skin of a patient by the fixed lug under the circumstance of not increasing pains of the patient, which greatly avoids medicines for chemotherapy from being injected into the abdominal cavity and other organs due to the displacement of the puncture needle, thereby eliminating necrosis of tissues.
Description
Technical field
This utility model relates to technical field of medical instruments, relates in particular to a kind of intraperitoneal chemotherapy puncture needle.
Background technology
Intraperitoneal chemotherapy, exactly with chemotherapeutics after external configuration finishes, in official hour, medicine is injected the abdominal cavity successively, make medicine directly and the residual cancerous cell effect of intraperitoneal, and then kill and wound cancerous cell.Studies show that, intraperitoneal chemotherapy can produce the concentration doubly than the high 200-400 of intravenously administrable at intraperitoneal, and chemotherapeutics is back to portal vein, lymphatic vessel to liver by the peritoneum absorption, produce the concentration suitable with the portal vein administration, help subtracting the abdominal cavity micro metastasis that goes out, thereby the raising curative effect, extensive use in clinical.
Intraperitoneal chemotherapy substantially all adopts the form of abdominal paracentesis to carry out at present; but the abdominal part frequent active position that is human body; existing intraperitoneal chemotherapy puncture needle can not well be fixed; therefore puncture needle very easily is shifted in chemotherapy process; cause chemotherapeutics to inject stomach wall and other organs of intraperitoneal; cause pain and tissue necrosis, increased the patient suffering.
Summary of the invention
This utility model is at the existing in prior technology deficiency, and a kind of effectively fixedly puncture needle is provided, and prevents the technical scheme of the intraperitoneal chemotherapy puncture needle of puncture needle displacement.By the tight fixing ear of suit outside sleeve pipe, fixedly the one side of ear and Body contact is provided with adhesive linkage, makes the intraperitoneal chemotherapy puncture needle effectively fixing under the prerequisite that does not increase the patient suffering.
This utility model is realized by following technical measures:
A kind of intraperitoneal chemotherapy puncture needle comprises sleeve pipe and the puncture needle needle body that cooperates with it.Described sleeve pipe is set with fixedly ear outward.Fixedly the ear longitudinal section is the T font, comprises base and anchor post, and the base cross-sectional area is much larger than the sleeve pipe cross-sectional area, and the anchor post internal diameter equates with the cover external diameter of pipe.Fixedly ear can prolong the sleeve surface slip.Fixedly the one side of ear and Body contact is provided with adhesive linkage, and this adhesive linkage can be by the medical silica-gel material, and feasible fixedly ear close attachment voluntarily during excision, neither can produce sense of discomfort on human body skin, also needn't expend very great strength of medical personnel.The intraperitoneal chemotherapy puncture needle is under the situation that does not increase the patient suffering, can be fixedly secured in patient skin surface by fixing ear, greatly reduced the phenomenon that chemotherapeutics that the puncture needle displacement caused injects stomach wall and other organs of intraperitoneal, avoid tissue necrosis, reduced patient suffering and medical personnel's workload.
Described fixedly ear and the face of Body contact can be arranged to the arc that matches with the health radian, increased the fixedly cooperate degree of ear and human body.Fixedly ear itself also can use elastic material, and feasible fixedly ear and health are better bonding, further strengthen fixed effect.
Different shapes such as the base cross section of described fixedly ear can be rounded, square, rhombus, triangle.
On average be carved with a graduated ring on the sleeve pipe at a certain distance.Make operator can accurately grasp sleeve pipe and enter the intravital degree of depth, avoided damage intraperitoneal tissue and organ.
Have at least one side opening near on the tube wall of sleeve pipe abdominal end, a common uniform 3-6 side opening communicates with cannula cavity.Can effectively avoid sleeve pipe blocked, need to change telescopic phenomenon.
During clinical use, determine that the intraperitoneal chemotherapy puncture needle need enter the degree of depth of human body, fixedly ear is pushed into the corresponding scale of sleeve pipe place, and puncture needle thrusts the abdominal cavity, arrive desired location after, fixedly ear also closely contact also effective fixedly puncture needle with human body.
The beneficial effect of this programme can be learnt according to foregoing description, by the fixing ear of suit outside sleeve pipe, fixedly ear is the arc that matches with the health radian and adhesive linkage is set with the face of Body contact, realized that the intraperitoneal chemotherapy puncture needle is under the situation that does not increase the patient suffering, can be fixedly secured in patient skin surface by fixing ear, greatly reduce the phenomenon that chemotherapeutics that the puncture needle displacement caused injects stomach wall and other organs of intraperitoneal, avoided tissue necrosis.On average carve a graduated ring on the sleeve pipe at a certain distance, operator can grasp sleeve pipe and enter the intravital degree of depth; Have at least one side opening near on the tube wall of sleeve pipe abdominal end, sleeve pipe is difficult for blocked.Reduce patient suffering and medical personnel's workload.
Description of drawings
Below in conjunction with the drawings and specific embodiments this utility model is described in further detail.
The axonometric chart that Fig. 1 implements for this utility model.
The structural representation that Fig. 2 implements for this utility model.
The specific embodiment
For clearly demonstrating the technical characterstic of this programme,, and, this programme is set forth in conjunction with its accompanying drawing below by a specific embodiment.
Embodiment 1
As shown in Figure 1, intraperitoneal chemotherapy puncture needle described in the utility model comprises sleeve pipe 1 and the puncture needle needle body that cooperates with it.The described sleeve pipe 1 outer fixedly ear 2 that is set with.Fixedly ear 2 longitudinal sections are the T font, comprise base 3 and anchor post 4, and base 3 cross-sectional areas are much larger than sleeve pipe 1 cross-sectional area, and anchor post 4 internal diameters equate with sleeve pipe 1 external diameter.Fixedly ear 2 can prolong sleeve pipe 1 surface slip.
Fixedly ear 2 is provided with adhesive linkage 5 with the one side of Body contact, and this adhesive linkage 5 is by the medical silica-gel material, and feasible fixedly ear 2 close attachment voluntarily during excision, neither can produce sense of discomfort on human body skin, also needn't expend very great strength of medical personnel.Therefore, the intraperitoneal chemotherapy puncture needle is under the situation that does not increase the patient suffering, can be fixedly secured in patient skin surface by fixing ear 2, greatly reduced the phenomenon that chemotherapeutics that the puncture needle displacement caused injects stomach wall and other organs of intraperitoneal, avoid tissue necrosis, reduced patient suffering and medical personnel's workload.
As shown in Figure 2, described fixedly ear 2 is the arc that matches with the health radian with the face of Body contact, has increased the fixedly cooperate degree of ear 2 and human body.Fixedly ear 2 itself also can use elastic material, makes that fixedly ear 2 is better bonding with health, further strengthens fixed effect.
The base cross section of described fixedly ear 2 is rounded.
On average be carved with a graduated ring on the sleeve pipe 1 at a certain distance.Make operator can accurately grasp sleeve pipe and enter the intravital degree of depth, avoided damage intraperitoneal tissue and organ.
Near a uniform 3-6 side opening 7 on the tube wall of sleeve pipe 1 abdominal end 6, communicate with sleeve pipe 1 inner chamber.Can effectively avoid sleeve pipe 1 blocked, need the more phenomenon of casing replacing 1.
During clinical use, determine that the intraperitoneal chemotherapy puncture needle need enter the degree of depth of human body, fixedly ear 2 is pushed into sleeve pipe 1 corresponding scale place, and puncture needle thrusts the abdominal cavity, arrive desired location after, fixedly ear 2 also closely contacts also effective fixedly puncture needle with human body.
Claims (6)
1. an intraperitoneal chemotherapy puncture needle comprises sleeve pipe (1) and the puncture needle nook closing member that cooperates with it, it is characterized in that: the outer fixedly ear (2) that is set with of described sleeve pipe (1); Fixedly ear (2) longitudinal section is the T font, comprises base (3) and anchor post (4), and base (3) cross-sectional area is much larger than sleeve pipe (1) cross-sectional area, and anchor post (4) internal diameter equates with sleeve pipe (1) external diameter; Fixedly ear (2) is provided with adhesive linkage (5) with the one side of Body contact.
2. intraperitoneal chemotherapy puncture needle as claimed in claim 1 is characterized in that: described fixedly ear (2) is the arc that matches with the health radian with the face of Body contact.
3. intraperitoneal chemotherapy puncture needle as claimed in claim 1 is characterized in that: base (3) cross section of described fixedly ear (2) is rounded, square, rhombus, triangle.
4. intraperitoneal chemotherapy puncture needle as claimed in claim 1 is characterized in that: on average be carved with a graduated ring on the sleeve pipe (1) at a certain distance.
5. intraperitoneal chemotherapy puncture needle as claimed in claim 1 is characterized in that: have at least one side opening (7) near on the tube wall of sleeve pipe (1) abdominal end (6).
6. as claim 1 or 5 described intraperitoneal chemotherapy puncture needles, it is characterized in that: described near a uniform 3-6 side opening on the tube wall of sleeve pipe (1) abdominal end (6), communicate with cannula cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202532892U CN201572153U (en) | 2009-11-19 | 2009-11-19 | Puncture needle for chemotherapy of abdominal cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202532892U CN201572153U (en) | 2009-11-19 | 2009-11-19 | Puncture needle for chemotherapy of abdominal cavity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201572153U true CN201572153U (en) | 2010-09-08 |
Family
ID=42692033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202532892U Expired - Fee Related CN201572153U (en) | 2009-11-19 | 2009-11-19 | Puncture needle for chemotherapy of abdominal cavity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201572153U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102462887A (en) * | 2010-11-04 | 2012-05-23 | 上海交通大学医学院附属上海儿童医学中心 | Needle for sustained-release chemotherapy |
| CN111388065A (en) * | 2020-03-30 | 2020-07-10 | 济南市传染病医院 | Abdominal cavity puncture needle device |
-
2009
- 2009-11-19 CN CN2009202532892U patent/CN201572153U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102462887A (en) * | 2010-11-04 | 2012-05-23 | 上海交通大学医学院附属上海儿童医学中心 | Needle for sustained-release chemotherapy |
| CN102462887B (en) * | 2010-11-04 | 2014-06-25 | 上海交通大学医学院附属上海儿童医学中心 | Needle for sustained-release chemotherapy |
| CN111388065A (en) * | 2020-03-30 | 2020-07-10 | 济南市传染病医院 | Abdominal cavity puncture needle device |
| CN111388065B (en) * | 2020-03-30 | 2023-01-10 | 济南市传染病医院 | Abdominal cavity puncture needle device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100908 Termination date: 20101119 |