CN2598558Y - Long-term subcutaneous implanted analgesic chemotherapy medicine pump - Google Patents
Long-term subcutaneous implanted analgesic chemotherapy medicine pump Download PDFInfo
- Publication number
- CN2598558Y CN2598558Y CNU032360878U CN03236087U CN2598558Y CN 2598558 Y CN2598558 Y CN 2598558Y CN U032360878 U CNU032360878 U CN U032360878U CN 03236087 U CN03236087 U CN 03236087U CN 2598558 Y CN2598558 Y CN 2598558Y
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- pump housing
- teat pipette
- connective
- hole
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Abstract
The utility model discloses a long-term subcutaneous implanted analgesic chemotherapy medicine pump, which comprises a medicine containing pump body and a conduit, wherein the pump body is provided with a connective round hole with an inner screw thread, the bottom of the round connective hole is communicated with the cavity of the medicine containing pump body, wherein a sealing ring is arranged inside the round hole, a hard connective pipe passes through the central hole of the sealing ring, the middle of the connective hard pipe is provided with a protruded round disc leaning against the sealing ring, and the other end of the connective pipe is provided with a connector with a taper protrusion, wherein a conduit with a connective screw pulled through passes through the connective end of the hard connective pipe, and the connective screw is screwed tightly inside the round connective hole and simultaneously press the conduit tight. The long-term subcutaneous implanted analgesic chemotherapy medicine pump has convenient usage and can be implanted subcutaneously through four methods including: radio intervention implantation, implantation through surgery, epidural implantation, venous puncture implantation. The utility model is suitable for chemotherapy and analgesic therapy for various parts of human body such as the artery, vein, pleural or peritoneal cavity and the spine.
Description
Technical field
This utility model relates to a kind ofly imports the intravital medical apparatus and instruments of people with medicine, is meant a kind of long-term subcutaneous embedded type analgesia chemotherapy Teat pipette especially.
Background technology
With the embedded type Teat pipette patient is carried out long-term dispenser, transfusion, or the cancer patient carried out a kind of advanced means that the autotelic local chemotherapy of guidance quality is the modern medical service technology, can continue the fixed point drug delivery, the medicine input position is accurately concentrated, so it is effective, it can avoid the duct of Arantius inflammation that causes because of the long term injections medicine, also can prevent the side effect and the misery of being brought for position, the non-lesion of patient's whole body because of chemotherapy.The pump housing of known embedded type analgesia Teat pipette is ball or rugby shape, and the pump housing be connected hard tube and be fixed together, perhaps the pump housing is fixed together with the conduit of output medicinal liquid, imbeds to it like this and has brought certain difficulty, mainly imbeds by surgical operation.In addition, because pump housing top edge exceeds the puncture diaphragm, the dead space of concavo-convex generation is easy to generate hydrops.
The utility model content
At the pump housing shape of existing embedded type Teat pipette and the problems referred to above of the pump housing and the existence of conduit connected mode, the purpose of this utility model is to provide a kind of long-term subcutaneous embedded type analgesia chemotherapy Teat pipette, this Teat pipette puncture face is bigger, the level and smooth no concave-convex dead space of pump housing top edge, the drug storage amount is big, easy to use, can adopt radiation to get involved to imbed, imbed in the surgery art, imbed in the epidural space, venipuncture imbeds four kinds of methods and imbeds, and can be used for the chemotherapy of human bodies such as tremulous pulse, vein, splanchnocoel, spinal column and analgesia etc.
The purpose of this utility model is achieved in that long-term subcutaneous embedded type analgesia chemotherapy Teat pipette comprises and is subjected to Teat pipette body and small conduit that conduit is connected with the pump housing by connecting elements; Tapped connection circular hole is arranged on the pump housing, and connecting the circular hole bottom has a small sircle hole to be communicated with the charge housing that is subjected to the Teat pipette body; Connecting elements comprises that one connects hard tube, sealing ring and connecting screw, the centre bore that connection hard tube one end passes sealing ring penetrates in the small sircle hole that connects the circular hole bottom, connecting the hard tube middle part has the disk of projection to withstand on the sealing ring, connects the union joint that the hard tube other end has tapered protrusion; One end of connecting screw has the female thread that is connected circular hole with the pump housing to kiss the external screw thread that matches, and the connecting screw central axis has through hole, and the internal diameter of the through hole of a threaded end is greater than other end internal diameter; Conduit passes the screw endoporus and its end is inserted on the link that connects hard tube, and screw tightening is in the connection circular hole of the pump housing, and the union joint that connects the projection of hard tube withstands on the through-hole wall of screw, and conduit is fixed by screw and connection hard tube.
The described pump housing can be for flat, and bottom size is greater than top dimension, and pump housing top center position is subjected to medicine mouth place that the diaphragm of available pin puncture is arranged for being subjected to the medicine mouth, the horizontal cross sectional geometry of the pump housing is the Ovum Anas domestica shape of point of an end, and the pump housing adopts the rigid plastic cement manufacturing of medical grade.
The diaphragm-operated medicine mouth that is subjected to is installed at described pump housing top can be circular hole, and the middle part diameter in hole forms stairstepping greater than the diameter of top and the bottom, and the diaphragm of available pin puncture is embedded in the step-like circular hole.
Describedly be subjected to can have on the Teat pipette body one or more charge housings and be subjected to the medicine mouth, one or more conduit is connected with being subjected to the Teat pipette body by above-mentioned connecting elements, and each is communicated with a charge housing.Preferable mode is one or two conduits, and one or two charge housing is arranged on the pump housing.
This long-term embedded type analgesia chemotherapy Teat pipette is owing to adopt detachable connection fastening structure, conduit uses the preceding individual components that is with being subjected to the Teat pipette body, during use conduit one end is passed the mesopore of connecting screw, conduit is inserted in the tapered protrusion that connects hard tube and connects on the head, put on sealing ring and insert connection circular hole on the pump housing connecting the hard tube other end, the connection circular hole that screw is screwed into the pump housing can be with conduit firmly and do not have leak connected on the pump housing, so it is easy to use, safety, according to purposes and imbed the difference at position, the caliber size that connects hard tube and conduit is changed slightly, get involved by radiation and imbed, imbed in the surgery art, imbed in the epidural space, venipuncture is imbedded four kinds of methods and is imbedded.Because pump housing profile adopts Ovum Anas domestica shape, can put into subcutaneous tissue easily by an end of point when imbedding, the easier attaching and being fixed in the subcutaneous tissue with respect to the pump housing of spheroidal or rugby shape of flat low structure.Adopt one or more medicine cavity and conduits of being subjected to, can imbed a pump housing and carry medicine to one or more positions, can be used for the chemotherapy of human bodies such as tremulous pulse, vein, splanchnocoel, spinal column and analgesia etc., also can be used for nutrition, blood samplings such as central vein, the drain of splanchnocoel and part or whole body administration make Teat pipette become diversified multi-functional embedded type Teat pipette.
Description of drawings
Fig. 1 is the composition structure chart of the long-term subcutaneous embedded type analgesia chemotherapy Teat pipette among the embodiment 1;
Fig. 2 is the assembly structure figure of long-term subcutaneous embedded type analgesia chemotherapy Teat pipette shown in Figure 1;
Fig. 3 is the vertical view of long-term subcutaneous embedded type analgesia chemotherapy Teat pipette shown in Figure 2;
Fig. 4 is the long-term subcutaneous embedded type analgesia chemotherapeutic pump structure sketch map among the embodiment 2;
Fig. 5 is the long-term subcutaneous embedded type analgesia chemotherapeutic pump structure sketch map among the embodiment 3.The specific embodiment
Below in conjunction with the drawings and specific embodiments long-term subcutaneous embedded type analgesia chemotherapy Teat pipette of the present utility model is described further.
Embodiment 1
As Fig. 1, Fig. 2 and shown in Figure 3, long-term subcutaneous embedded type analgesia chemotherapy Teat pipette has one to be subjected to Teat pipette body 1 by what the rigid perspex of medical grade was made, it is flat being subjected to below the Teat pipette body 1, the pump housing is up big and down small, in conjunction with shown in Figure 3, the left side of the pump housing is put into the pump housing to be convenient to subcutaneous embedded type than the right point; The cavity 2 that has a powder charge to use in the middle of the pump housing 1, cavity top have a circle groove, are equipped with in the groove that an available pin repeatedly punctures and the diaphragm 3 that do not leak is subjected to the medicine window with formation; A female connection circular hole 5 is arranged on the pump housing 1 right side, and circular hole 5 is communicated with by a through hole 4 with the cavity 2 of powder charge; In connecting circular hole 5, a sealing ring 6 is arranged; There is a spacing disk 8 at connection hard tube 7 middle parts, and the other end has the connector 9 of a taper; One one end has the centre of externally threaded connecting screw 10 that a through hole 11 is arranged, and the diameter of the left end portion of through hole 11 is greater than right-hand member, and interior also can being enclosed within of through hole that conduit 12 can pierce into connecting screw connects on the hard tube 7.During use conduit 12 is through in the through hole of connecting screw 10, conduit 12 ends are inserted in taper connection 9 one end that connect hard tube 7, the left end that connects hard tube 7 is through on the sealing ring 6, the connection hard tube 7 that will have sealing ring 6 and conduit 12 penetrates in the circular hole 5 of the pump housing 1, screw 10 is screwed in the circular hole 5, screw compresses sealing ring 6, the conical head that connects hard tube simultaneously withstands on the part of circular hole 11 tapered diameter of screw, the pinning that conduit 12 is firm, conduit 12 can not be drawn out come off, and sealing is tight.Can get involved by radiation during use imbed, imbed in the surgery art, to imbed in the epidural space, venipuncture imbeds conduit imbedded and conduit reached desire the dispenser position, after then conduit and the pump housing being connected the pump housing is imbedded in the body.
Embodiment 2
As shown in Figure 4, identical among the shape that is subjected to Teat pipette body 20 of the long-term subcutaneous embedded type analgesia chemotherapy Teat pipette in this example and the embodiment 1, the cavity of two powder charges is arranged on the pump housing, diaphragm 21,22 is arranged above, by screw 23 conduit 24 is installed.Identical among the connected mode of conduit and the pump housing and structure and the embodiment 1.Making like this can have two charge housings with a pump housing, and the cavity that two powder charges are used is exported medicinal liquid with a conduit.
Embodiment 3
As shown in Figure 5, being subjected to of long-term subcutaneous embedded type analgesia chemotherapy Teat pipette in this example is arranged with the cavity that two powder charges are used on the Teat pipette body 30, respectively to diaphragm 31 and 34 should be arranged, two conduits 33 and 36 are communicated with two cavitys by screw 32 and 35 respectively, and are identical among other structure of the medium-term and long-term subcutaneous embedded type analgesia chemotherapy Teat pipette of this example and the embodiment 1.Making like this has two to be subjected to the medicine cavity on the pump housing, and each is connected with a conduit, can supply medicine respectively to two positions like this.
Claims (5)
1, a kind of long-term subcutaneous embedded type analgesia chemotherapy Teat pipette, comprise and be subjected to Teat pipette body and conduit, it is characterized in that: conduit is connected with the pump housing by connecting elements, and tapped connection circular hole is arranged on the pump housing, and connecting the circular hole bottom has a small sircle hole to be communicated with the charge housing that is subjected to the Teat pipette body; Connecting elements comprises that one connects hard tube, sealing ring and connecting screw, the centre bore that connection hard tube one end passes sealing ring penetrates in the small sircle hole that connects the circular hole bottom, connecting the hard tube middle part has the disk of projection to withstand on the airtight circle, connects the union joint that the hard tube other end has tapered protrusion; One end of connecting screw has the female thread that is connected circular hole with the pump housing to kiss the external screw thread that matches, and the connecting screw central axis has through hole, and the internal diameter of the through hole of a threaded end is greater than other end internal diameter; Conduit passes the screw endoporus and its end is inserted on the link that connects hard tube, and screw tightening is in the connection circular hole of the pump housing, and the union joint that connects the projection of hard tube withstands on the through-hole wall of screw, and conduit is fixed by screw and connection hard tube.
2, long-term subcutaneous embedded type analgesia chemotherapy Teat pipette as claimed in claim 1, it is characterized in that: the described pump housing is flat, and bottom size is greater than top dimension, pump housing top center position is for being subjected to the medicine mouth, be subjected to medicine mouth place that the diaphragm of available pin puncture is arranged, the horizontal cross sectional geometry of the pump housing is the Ovum Anas domestica shape of point of an end, and the pump housing adopts the rigid plastic cement manufacturing of medical grade.
3, long-term subcutaneous embedded type analgesia chemotherapy Teat pipette as claimed in claim 1, it is characterized in that: it is circular hole that the diaphragm-operated medicine mouth that is subjected to is installed at described pump housing top, the middle part diameter in hole forms stairstepping greater than the diameter of top and the bottom, and the diaphragm of available pin puncture is embedded in the circular hole.
4, long-term subcutaneous embedded type analgesia chemotherapy Teat pipette as claimed in claim 1, it is characterized in that: describedly be subjected to the Teat pipette body that one or more charge housings are arranged and be subjected to the medicine mouth, one or more conduits are installed in by above-mentioned connecting elements and are subjected to be communicated with on the Teat pipette body and with charge housing.
5, long-term subcutaneous embedded type analgesia chemotherapy Teat pipette as claimed in claim 1, it is characterized in that: described to be subjected to the charge housing on the Teat pipette body and to be subjected to the medicine mouth be two, and two conduits is installed in by described connecting elements and is subjected to be communicated with on the Teat pipette body and with charge housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032360878U CN2598558Y (en) | 2003-01-20 | 2003-01-20 | Long-term subcutaneous implanted analgesic chemotherapy medicine pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032360878U CN2598558Y (en) | 2003-01-20 | 2003-01-20 | Long-term subcutaneous implanted analgesic chemotherapy medicine pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2598558Y true CN2598558Y (en) | 2004-01-14 |
Family
ID=34166603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU032360878U Expired - Fee Related CN2598558Y (en) | 2003-01-20 | 2003-01-20 | Long-term subcutaneous implanted analgesic chemotherapy medicine pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2598558Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006108336A1 (en) * | 2005-03-31 | 2006-10-19 | Chinese Academy Of Medical Sciences Institute Of Biomedical Engineering | Implantable administrating catheter |
| CN101642604A (en) * | 2009-09-02 | 2010-02-10 | 张亚根 | Embedded positive pressure valve |
| CN102764164A (en) * | 2012-07-12 | 2012-11-07 | 北京兆仕医疗器械有限责任公司 | Sealing-free tube implanted administration device |
| CN103505804A (en) * | 2013-10-13 | 2014-01-15 | 步星耀 | Implanted intraspinal therapeutic device |
| CN105597223A (en) * | 2016-01-20 | 2016-05-25 | 侯荣 | Noninvasive gynaecological nursing drug use device |
-
2003
- 2003-01-20 CN CNU032360878U patent/CN2598558Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006108336A1 (en) * | 2005-03-31 | 2006-10-19 | Chinese Academy Of Medical Sciences Institute Of Biomedical Engineering | Implantable administrating catheter |
| CN101642604A (en) * | 2009-09-02 | 2010-02-10 | 张亚根 | Embedded positive pressure valve |
| CN102764164A (en) * | 2012-07-12 | 2012-11-07 | 北京兆仕医疗器械有限责任公司 | Sealing-free tube implanted administration device |
| CN102764164B (en) * | 2012-07-12 | 2014-12-03 | 北京兆仕医疗器械有限责任公司 | Sealing-free tube implanted administration device |
| CN103505804A (en) * | 2013-10-13 | 2014-01-15 | 步星耀 | Implanted intraspinal therapeutic device |
| CN105597223A (en) * | 2016-01-20 | 2016-05-25 | 侯荣 | Noninvasive gynaecological nursing drug use device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |