CN203564635U - Medical drainage tube - Google Patents
Medical drainage tube Download PDFInfo
- Publication number
- CN203564635U CN203564635U CN201320591436.3U CN201320591436U CN203564635U CN 203564635 U CN203564635 U CN 203564635U CN 201320591436 U CN201320591436 U CN 201320591436U CN 203564635 U CN203564635 U CN 203564635U
- Authority
- CN
- China
- Prior art keywords
- drainage tube
- joining section
- sealing ring
- guiding valve
- drainage
- 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
Links
- 238000007789 sealing Methods 0.000 claims abstract description 34
- 238000003780 insertion Methods 0.000 claims abstract description 10
- 230000037431 insertion Effects 0.000 claims abstract description 10
- 210000002445 nipple Anatomy 0.000 claims description 27
- 210000000941 bile Anatomy 0.000 description 22
- 210000003445 biliary tract Anatomy 0.000 description 14
- 239000000463 material Substances 0.000 description 8
- 201000010099 disease Diseases 0.000 description 6
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 6
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000029087 digestion Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 3
- 206010023126 Jaundice Diseases 0.000 description 2
- 208000031481 Pathologic Constriction Diseases 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000001198 duodenum Anatomy 0.000 description 2
- 208000016222 Pancreatic disease Diseases 0.000 description 1
- 229910000416 bismuth oxide Inorganic materials 0.000 description 1
- TYIXMATWDRGMPF-UHFFFAOYSA-N dibismuth;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Bi+3].[Bi+3] TYIXMATWDRGMPF-UHFFFAOYSA-N 0.000 description 1
- 238000007459 endoscopic retrograde cholangiopancreatography Methods 0.000 description 1
- 238000002674 endoscopic surgery Methods 0.000 description 1
- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 230000000968 intestinal effect Effects 0.000 description 1
- 206010022694 intestinal perforation Diseases 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 208000024691 pancreas disease Diseases 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 208000037804 stenosis Diseases 0.000 description 1
- 230000036262 stenosis Effects 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 238000007487 urography Methods 0.000 description 1
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Abstract
A medical drainage tube comprises a flexible insertion part and a sealing connector, wherein the flexible insertion part is inserted into a body cavity, the sealing connector is located at the near end, the flexible insertion part comprises a far-end section and a near-end section, a plurality drainage holes are formed in the far-end section, a joining section is arranged between the far-end section and the near-end section, a hole is formed in the joining section, a slide valve is arranged in the joining section, a drainage channel is formed in the hollow slide valve, and a first sealing ring and a second sealing ring are arranged on the surface of the slide valve. When the slide valve is located at the first position, the hole of the joining section is located between the first sealing ring and the second sealing ring, the sealing connector is connected with a negative pressure device, and the drainage tube is an outer drainage tube; when the slide valve is located at the second position, the hole of the joining section is located outside the first sealing ring and the second sealing ring, the sealing connector is connected with an end cap, and the drainage tube is an inner drainage tube. The medical drainage tube has the advantages of having the inner drainage and the outer drainage functions at the same time, and switching between the inner drainage and the outer drainage according to needs.
Description
Technical field
The present invention relates to medical instruments field, particularly a kind of medical biliary stent for endoscopic surgery.
Background technology
Endoscope was born over more than 50 year, had experienced the stage from medical diagnosis on disease to disease treatment, the treatment of some diseases very effectively and had reliably even been become to the first-selected therapy of some and disease treatment.Along with the development of ERCP (biliary tract retrograde urography art) technology, its treatment to biliary tract pancreatic diseases, becomes a kind of first-selected diagnosis and treatment means just gradually in recent years.Wherein thereby the benign stricture of biliary tract and calculus cause narrow patient's jaundice rising crisis life that all can make; clinical practice is drainage the most widely; by inserting inner drainage tube or drainage tube in biliary tract, in the biliary tract stopping up, set up an artificial channel and make inner material can flow out smoothly biliary tract, to reduce jaundice symptom.
Inner drainage tube is the pipe of one section of macromolecular material, and it is by interim being seated in biliary tract, and its major part is placed in biliary tract (position of narrow obstruction is crossed in end), and expose one end in addition and duodenum, bile can be drained into duodenum smoothly.Advantage is to make bile enter normally digestive tract assist digestion; Shortcoming is can not observe the situation of bile and bile is analyzed, and judges the degree of disease.
Drainage tube is a long macromolecular material pipe, its one end is for being placed in biliary tract, one end is external from being drawn out in nostril in addition, and interconnect with a vacuum suction sack, can make the bile getting clogged in biliary tract attracted in vacuum suction bag by means of negative pressure, so that doctor is observed by bile and composition is analyzed, or biliary tract is carried out to filling liquid and rinse.The shortcoming of drainage tube has all been drained into external by bile, human body when digestion be not because have the participation of bile unfavorable to digesting; Advantage is can carrying out observation and analysis and biliary tract is rinsed bile.
No matter be drainage tube or inner drainage tube, all cannot have the function of interior drain and external drainage simultaneously concurrently.
Summary of the invention
For overcome existing drainage tube cannot one pipe have the shortcoming of the function of interior drain and external drainage concurrently, the invention provides a kind of function that has interior drain and external drainage concurrently, doctor can according to clinical need to switch in the medical drainage tube of drain, external drainage.
Medical drainage tube, comprises the seal nipple that inserts endoceliac flexible insertion section and near-end, and flexible insertion section comprises distal ports and proximal segment, and distal ports offers multiple conduction holes;
It is characterized in that: between distal ports and proximal segment, be provided with joining section, offer porosely on joining section, be provided with guiding valve in joining section, guiding valve hollow forms drainage channel, and slide-valve surface is provided with the first sealing ring and the second sealing ring; Guiding valve is when primary importance, and the hole of joining section is between the first sealing ring and the second sealing ring, and seal nipple is connected with negative pressure device, and drainage tube is drainage tube; Guiding valve is when the second position, and the hole of joining section is positioned at outside the first sealing ring and the second sealing ring, and seal nipple is connected with plug, and drainage tube is inner drainage tube.Distal ports and joining section are all added with developing material, so that doctor observes insertion section in endoceliac position.
Further, between described guiding valve and joining section, be provided with spring, guiding valve is when primary importance, and spring is in Pre strained state; Guiding valve is when the second position, and spring is in confined state; On guiding valve, be fixed with stay cord, stay cord exposes to seal nipple, plug and seal nipple locking stay cord.
Further, joining section two ends are fixedly connected with proximal segment with distal ports respectively, and joining section and distal ports and joining section and proximal segment all seamlessly transit.
Further, the tapered or hemispherical of the head of distal ports, distal ports has
curved.
the curved physiological bending of complying with human body, makes patient comparatively comfortable, and drainage tube can be fixed in human body.
The present invention, by joining section being set in distal ports and proximal segment, arranges guiding valve in joining section, by the position of guiding valve, switches external drainage and interior drainage function.When needs external drainage, seal nipple is connected with negative pressure bag or needle tubing, guiding valve is positioned at primary importance, in the raw, the first sealing ring and the second sealing ring seal the hole on joining section to spring, and bile cannot enter in joining section from hole, bile can only enter by the conduction hole of distal ports, drainage channel through guiding valve enters proximal segment, finally flows to externally, and now drainage tube is drainage tube.Drainage tube can arrive biliary drainage external, or carries out necessary flushing.When drainage tube is normally inserted into biliary tract, porose section is positioned at 12 enteral.When in needs during drain, first pull stay cord to make guiding valve be positioned at the second position, with plug, seal the port of seal nipple, stay cord is clamped between plug and seal nipple again, and now open in the hole of joining section, bile is in hole flows into joining section, plug has sealed seal nipple, and overpressure cannot flow to proximal segment bile, and bile can only think that distal ports flows out through conduction hole, now, drainage tube is inner drainage tube.
The present invention has the function that has interior drain and external drainage concurrently, can switch as required the advantage of interior drain, external drainage.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present invention.
Fig. 2 is the cutaway view that seal nipple is connected with guiding valve.
Fig. 3 is the cutaway view of guiding valve.
Fig. 4 is the schematic diagram that stay cord is pressed in plug and seal nipple.
Fig. 5 is the using state figure of the present invention while doing drainage tube.
The specific embodiment
As shown in Figure 1, medical drainage tube, comprises the seal nipple 4 that inserts endoceliac flexible insertion section and near-end, and flexible insertion section comprises distal ports 1 and proximal segment 3, and distal ports 1 offers multiple conduction holes 12.Distal ports 1 and proximal segment 3 are made by macromolecular material.Make and in the material of distal ports 1, be added with the slaine composition that can develop whether crossed biliary tract stenosis position as barium sulfate or bismuth oxide etc. is beneficial to the front end that doctor observes drainage tube by X under X-tube.
Between distal ports 1 and proximal segment 3, be provided with joining section 2, offer porosely on joining section 2, be provided with guiding valve 7 in joining section 2, guiding valve 7 hollows form drainage channels 73, and guiding valve 7 surfaces are provided with the first sealing ring 71 and the second sealing ring 72, as shown in Figure 2,3.Whether joining section 2 is made by macromolecular material, and the Material Addition of joining section 2 has the slaine composition that can develop at X-tube, be beneficial to the joining section 2 that doctor observes drainage tube by X and place correctly.
Guiding valve 7 is when primary importance, the hole of joining section 2 is between the first sealing ring 71 and the second sealing ring 72, seal nipple 4 is connected with negative pressure device 8, as shown in Figure 5, drainage tube is drainage tube, make drainage tube inner chamber just not can be used as external drainage with intestinal perforation and carry out external drainage or flushing operation, bile is sucked out external, supply doctor to observe bile or analysis etc. judges disease improvement degree and rinses calculus chip or little crystalline solid.
As shown in Figure 4, guiding valve 7 is when the second position, and the hole of joining section 2 is positioned at outside the first sealing ring 71 and the second sealing ring 72, and seal nipple 4 is connected with plug 6, and drainage tube is inner drainage tube, and bile is entered to intestinal assist digestion.
As shown in Figure 2,3, between described guiding valve 7 and joining section 2, be provided with spring 9, guiding valve 7 is when primary importance, and spring 9 is in Pre strained state; Guiding valve 7 is when the second position, and spring 9 is in confined state; On guiding valve 7, be fixed with stay cord 5, stay cord 5 exposes to seal nipple 4, and plug 6 and seal nipple 4 are locked stay cord 5.Guiding valve 7 is provided with hole or groove for bondage stay cord 5 near one end of proximal segment 3, and stay cord 5 is through the endoporus of proximal segment 3 and expose to seal nipple 4, the about 50 ~ 70mm of the length left and right that stay cord 5 exposes.
Seal nipple 4 comprises female Luer 42, elastic sealing element 43 and coupling 41, and female Luer 42 is connected with proximal segment 3, the fixing proximal segment 3 of coupling 41 and female Luer 42, elastic sealing element 43 is between female Luer 42 and coupling 41.
Joining section 2 two ends are fixedly connected with proximal segment 3 with distal ports 1 respectively, and joining section 2 all seamlessly transits with proximal segment 3 with distal ports 1 and joining section 2.Joining section 2 is adhesively fixed with distal ports 1 and proximal segment 3 respectively or hot melt is fixed, and the two ends of joining section 2 are tapered, thereby seamlessly transit with distal ports 1, proximal segment 3, has clamping stagnation to manifest when avoiding inserting.
Tapered or the hemispherical of the head 11 of distal ports 1, distal ports 1 has
curved 13.
curved 13 comply with the physiological bending of human body, make patient comparatively comfortable, and drainage tube can be fixed in human body.
The present invention, by distal ports 1 and proximal segment 3, joining section 2 being set, at the interior guiding valve 7 that arranges of joining section 2, is switched external drainage and interior drainage function by the position of guiding valve 7.When needs external drainage, seal nipple 4 is connected with negative pressure bag or needle tubing, guiding valve 7 is positioned at primary importance, in the raw, the first sealing ring 71 and the second sealing ring 72 seal the hole on joining section 2 to spring 9, and bile cannot enter in joining section 2 from hole, bile can only enter by the conduction hole of distal ports 1 12, drainage channel 73 through guiding valve 7 enters proximal segment 3, finally flows to externally, and now drainage tube is drainage tube.Drainage tube can arrive biliary drainage external, or carries out necessary flushing.
When in needs during drain, first pull stay cord 5 to make guiding valve 7 be positioned at the second position, with plug 6, seal the port of seal nipple 4, stay cord 5 is clamped between plug 6 and seal nipple 4 again, and now open in the hole of joining section 2, bile is in hole flows into joining section 2, plug 6 has sealed seal nipple 4, and overpressure cannot flow to proximal segment 3 bile, and bile can only think that distal ports 1 flows out through conduction hole 12, now, drainage tube is inner drainage tube.
The present invention has the function that has interior drain and external drainage concurrently, can switch as required the advantage of interior drain, external drainage.
Content described in this description embodiment is only enumerating of way of realization to inventive concept; protection scope of the present invention should not be regarded as only limiting to the concrete form that embodiment states, protection scope of the present invention also and in those skilled in the art, according to the present invention, conceive the equivalent technologies means that can expect.
Claims (4)
1. medical drainage tube, comprises the seal nipple that inserts endoceliac flexible insertion section and near-end, and flexible insertion section comprises distal ports and proximal segment, and distal ports offers multiple conduction holes; It is characterized in that: between distal ports and proximal segment, be provided with joining section, offer porosely on joining section, be provided with guiding valve in joining section, guiding valve hollow forms drainage channel, and slide-valve surface is provided with the first sealing ring and the second sealing ring; Guiding valve is when primary importance, and the hole of joining section is between the first sealing ring and the second sealing ring, and seal nipple is connected with negative pressure device, and drainage tube is drainage tube; Guiding valve is when the second position, and the hole of joining section is positioned at outside the first sealing ring and the second sealing ring, and seal nipple is connected with plug, and drainage tube is inner drainage tube.
2. medical drainage tube as claimed in claim 1, is characterized in that: between described guiding valve and joining section, be provided with spring, guiding valve is when primary importance, and spring is in Pre strained state; Guiding valve is when the second position, and spring is in confined state.
3. medical drainage tube as claimed in claim 2, is characterized in that: on guiding valve, be fixed with stay cord, stay cord exposes to seal nipple, plug and seal nipple locking stay cord.
4. the medical drainage tube as described in one of claim 1-3, is characterized in that: joining section two ends are fixedly connected with proximal segment with distal ports respectively, joining section and distal ports and joining section and proximal segment all seamlessly transit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320591436.3U CN203564635U (en) | 2013-09-24 | 2013-09-24 | Medical drainage tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320591436.3U CN203564635U (en) | 2013-09-24 | 2013-09-24 | Medical drainage tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203564635U true CN203564635U (en) | 2014-04-30 |
Family
ID=50532402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320591436.3U Expired - Fee Related CN203564635U (en) | 2013-09-24 | 2013-09-24 | Medical drainage tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203564635U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104436337A (en) * | 2014-12-31 | 2015-03-25 | 郑州迪奥医学技术有限公司 | Safety connector for drainage bag or bottle |
| CN104784809A (en) * | 2015-05-11 | 2015-07-22 | 大连大学 | Integrated bile and pancreatic juice drainage pipe |
-
2013
- 2013-09-24 CN CN201320591436.3U patent/CN203564635U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104436337A (en) * | 2014-12-31 | 2015-03-25 | 郑州迪奥医学技术有限公司 | Safety connector for drainage bag or bottle |
| CN104784809A (en) * | 2015-05-11 | 2015-07-22 | 大连大学 | Integrated bile and pancreatic juice drainage pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 311100 Building 597 Kangxin Road, Yuhang District, Hangzhou City, Zhejiang Province, 5 and 6 (except Room 103 and 202) Co-patentee after: Yao Liqing Patentee after: Hangzhou Anjisi Medical Science and Technology Co.,Ltd. Address before: Hangzhou Zhenhua Road, Zhejiang province 310030 city of Xihu District (West Lake Science Park) No. 320 building 1-2 Co-patentee before: Yao Liqing Patentee before: HANGZHOU AGS MEDTECH Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200403 Address after: 200030 room 1203, No. 2, Lane 92, Yude Road, Xuhui District, Shanghai Patentee after: Yao Liqing Address before: 311100 Building 597 Kangxin Road, Yuhang District, Hangzhou City, Zhejiang Province, 5 and 6 (except Room 103 and 202) Co-patentee before: Yao Liqing Patentee before: Hangzhou Anjisi Medical Science and Technology Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 |