CN105286774A - Novel enteroscope cannula - Google Patents
Novel enteroscope cannula Download PDFInfo
- Publication number
- CN105286774A CN105286774A CN201510865840.9A CN201510865840A CN105286774A CN 105286774 A CN105286774 A CN 105286774A CN 201510865840 A CN201510865840 A CN 201510865840A CN 105286774 A CN105286774 A CN 105286774A
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- CN
- China
- Prior art keywords
- tube
- intestinal mirror
- novel intestinal
- bourdon tube
- rustless steel
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Abstract
The invention provides a novel enteroscope cannula and belongs to the technical field of machines. The problem that an existing cannula is not high in stability is solved. The novel enteroscope cannula comprises a tubular cannula body. The cannula body comprises an outer-layer tube, a stainless steel knitmesh tube, a spring tube and an inner-layer tube. The spring tube is a metal spring tube, the inner-layer tube is sleeved with the spring tube, the outer side of the spring tube is sleeved with the stainless steel knitmesh tube, and the spring tube is covered with the outer-layer tube. The novel enteroscope cannula is compact in structure and high in stability.
Description
Technical field
The invention belongs to field of mechanical technique, relate to a kind of novel intestinal mirror intubate.
Background technology
Enteroscopy is that intestinal mirror is followed chamber and is inserted to ileocecus by per anum, observes the inspection method of colonic pathological change from mucosa side.The optimum selection of current diagnosis colorectal mucosa pathological changes, it be by being installed on intestinal mirror front end electro-photographic probe by the image transmitting of mucous membrane of colon in electronic computer processing center, after be shown on monitor screen, can be observed the minor variations of colorectal mucosa.
Wherein intestinal mirror intubate is the strength member in enteroscopy, existing intestinal mirror insertion tube mainly comprises sleeve pipe, rustless steel knitmesh pipe, bourdon tube, described rustless steel knitmesh pipe box is on bourdon tube, described sleeve pipe is placed on rustless steel knitmesh pipe, the front end sleeve of sleeve pipe has adapter ring, the rear end connection device union joint of sleeve pipe.Can find out, due to the poor sealing of the single intestinal tube of its structure.
Its publication number of Chinese patent CN202497126U provides one " gastroscope ", and it belongs to technical field of medical instruments.Gastroscope is when checking and treat, and soft gastroscope tube enters digestive tract and the stomach degree of depth is easy to control, and can also alleviate the misery of patient's inspection and treatment simultaneously.
The gastroscope of above-mentioned patent comprises gastroscope main body, one end of gastroscope main body is provided with eyepiece, the other end is connected with the rear end of soft gastroscope tube, the front end of soft gastroscope tube is for visiting end, and gastroscope main body is provided with liquor charging switch, attracts button and angular adjustment valve, and gastroscope main body is connected with one end of photoconduction flexible pipe, the other end of photoconduction flexible pipe is connected with plug, the outer wall of soft gastroscope tube is provided with graduation mark, and the front end outer wall of soft gastroscope tube is provided with anesthesia medicine bag, and anesthesia medicine bag is provided with shower nozzle.
Gastroscope in above-mentioned patent is used for inspection and the treatment of digestive tract and stomach.But intestinal mirror intubate or structure are too simple, its poor sealing.
Other intestinal mirror intubate existing also all also exists similar problem.
Summary of the invention
The object of the invention is the problems referred to above existed for prior art, provide a kind of compact conformation and the high novel intestinal mirror intubate of stability.
Object of the present invention realizes by following technical proposal:
A kind of novel intestinal mirror intubate, comprise body in a tubular form, it is characterized in that, described body comprises outer tube, rustless steel knitmesh pipe, bourdon tube and inner tube, described bourdon tube is metal elastic reed pipe and bourdon tube is enclosed within inner tube, described rustless steel knitmesh pipe box is outside bourdon tube, and described outer tube is coated on outside bourdon tube.
The setting of inner tube makes whole cannula interior seal, and the setting of outer tube makes the outside seal of whole intubate.While the setting of bourdon tube makes it have sufficient intensity, also there is certain toughness.Rustless steel knitmesh pipe the intensity and toughness that further improve this intubate are set.
In above-mentioned novel intestinal mirror intubate, described inner tube be rubber tube and the external diameter of inner tube slightly larger than bourdon tube internal diameter.
Because inner tube is owing to being flexible, such structure can make stable the contacting with bourdon tube of inner tube.
In above-mentioned novel intestinal mirror intubate, have the locating slot that spiral type is recessed outside described inner tube, above-mentioned bourdon tube is embedded in locating slot place.
The outside of locating slot and bourdon tube matches, and it is more stable that such structure can make bourdon tube be connected with inner tube.
In above-mentioned novel intestinal mirror intubate, outside described rustless steel knitmesh pipe, also cover has clip, by above-mentioned clip, rustless steel knitmesh pipe is held tightly mutually with bourdon tube.
Rustless steel knitmesh pipe and bourdon tube firmly can be positioned together by clip.
In above-mentioned novel intestinal mirror intubate, there is inside described outer tube the mounting groove that annular is recessed, between described mounting groove and rustless steel knitmesh pipe, forming the installation cavity for placing clip.
Because clip takies certain space, by mounting groove, space is dodged out, be supplied to the installing space that clip is enough.
In above-mentioned novel intestinal mirror intubate, the bottom of described mounting groove has flexible clamping pad.
Clamping pad is owing to being flexible, and it can be pressed on clip all the time, avoids clip loosen and noise occurs.
In above-mentioned novel intestinal mirror intubate, described clamping pad ringwise.
In above-mentioned novel intestinal mirror intubate, described clamping pad is elastomeric material.
Ringwise clamping pad adopts elastomeric material to make, and also has certain flexibility while it has sufficient intensity.
In above-mentioned novel intestinal mirror intubate, there is outside described clamping pad some projections be connected as a single entity with it.
In above-mentioned novel intestinal mirror intubate, described projection is some salient points.
In above-mentioned novel intestinal mirror intubate, described projection is some double wedges in tip-angled shape.
Protruding setting is advantageously fitted in clamping pad and clip.
In above-mentioned novel intestinal mirror intubate, described clip comprises body one and the body two of semicircular in shape, the inner of described body one and body two is hinged, described body one outer end has engaging lug one, described body two outer end has engaging lug two, has the location structure both can located mutually between described engaging lug one with engaging lug two.
Rustless steel knitmesh pipe can be oppressed, extruded rustless steel knitmesh pipe thus stable being resisted against on bourdon tube after body one and body two fasten.
In above-mentioned novel intestinal mirror intubate, described location structure comprises the connecting hole two that connecting hole one and engaging lug two that latch, engaging lug one run through run through, connecting hole one above-mentioned after body one and body two outer end fit together is just right with connecting hole two, and both locate through connecting hole one and connecting hole two by described latch.
Latch through engaging lug one and engaging lug two thus stable make body one and body two snap together.
In above-mentioned novel intestinal mirror intubate, described latch be elastomeric material and the external diameter of latch slightly larger than the aperture of connecting hole one and connecting hole two.
Because latch has certain flexibility, latch can form tight fit after inserting.
Alternatively scheme, in above-mentioned novel intestinal mirror intubate, described location structure comprises tubular positioning tube, and after body one and body two outer end fit together, positioning tube can be enclosed within body one and body two.
Positioning tube is enclosed within body one and body two and the clip snapped together also can be made to keep buckling state.
In above-mentioned novel intestinal mirror intubate, described engaging lug one and engaging lug two be semicircular in shape all, and described engaging lug one and the engaging lug two conglobate connecting portion of shape between the two after fitting, matches with connecting portion inside described positioning tube.
The rounded positioning tube in inner side is convenient to processing, and the engaging lug one of semicircular in shape and engaging lug two are all convenient to make, and processing cost is lower.
In above-mentioned novel intestinal mirror intubate, the internal diameter of described clamping pad slightly larger than clip external diameter, in above-mentioned connecting portion part wedge pressure tightly pads.
Such structure can make clamping pad locate the connecting portion place of clip, and effective clip of placing loosens.
Alternatively scheme, in above-mentioned novel intestinal mirror intubate, described location structure comprises the connecting hole two that connecting hole one and engaging lug two that screw, engaging lug one run through run through, connecting hole one above-mentioned after body one and body two outer end fit together is just right with connecting hole two, and described screw thread is connected to above-mentioned connecting hole one and connecting hole two place.
Screw is standard component, and it is easy to buying and cost compare is low.Screw is adopted to connect its connective stability in addition also higher.
Compared with prior art, this novel intestinal mirror intubate is owing to having inner tube and outer tube, and therefore, it can ensure good sealing.
Meanwhile, the clip of setting improves the connective stability of rustless steel knitmesh pipe and bourdon tube, and while making whole cannula structures compact, its stability is also higher.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of this novel intestinal mirror intubate.
Fig. 2 is this novel intestinal mirror intubate broken section structural representation.
Fig. 3 is the structural representation of clamping pad in this novel intestinal mirror intubate.
Fig. 4 is the structural representation at this novel intestinal mirror intubate clip place.
Fig. 5 is the structural representation of this novel another clip of intestinal mirror intubate.
In figure, 1, outer tube; 1a, mounting groove; 2, rustless steel knitmesh pipe; 3, bourdon tube; 4, inner tube; 4a, locating slot; 5, clip; 5a, body one; 5a1, engaging lug one; 5a11, connecting hole one; 5b, body two; 5b1, engaging lug two; 5b11, connecting hole two; 6, clamping pad; 6a, projection; 7, latch; 8, positioning tube.
Detailed description of the invention
As shown in Figure 1 and Figure 2 and Figure 3, this novel intestinal mirror intubate comprises body in a tubular form, described body comprises outer tube 1, rustless steel knitmesh pipe 2, bourdon tube 3 and inner tube 4, described bourdon tube 3 is for metal elastic reed pipe and bourdon tube 3 is enclosed within inner tube 4, described rustless steel knitmesh pipe 2 is enclosed within outside bourdon tube 3, and described outer tube 1 is coated on outside bourdon tube 3.
Described inner tube 4 be rubber tube and the external diameter of inner tube 4 slightly larger than bourdon tube 3 internal diameter.
Have the locating slot 4a that spiral type is recessed outside described inner tube 4, above-mentioned bourdon tube 3 is embedded in locating slot 4a place.
Outside described rustless steel knitmesh pipe 2, also cover has clip 5, by above-mentioned clip 5, rustless steel knitmesh pipe 2 is held tightly mutually with bourdon tube 3.
There is inside described outer tube 1 the mounting groove 1a that annular is recessed, between described mounting groove 1a and rustless steel knitmesh pipe 2, forming the installation cavity for placing clip 5.
The bottom of described mounting groove 1a has flexible clamping pad 6.
Ringwise, described clamping pad 6 is elastomeric material to described clamping pad 6.
There is outside described clamping pad 6 some protruding 6a be connected as a single entity with it.In the present embodiment, described protruding 6a is some salient points, and the protruding 6a according to practical situation is some double wedges in tip-angled shape is also a kind of feasible technical scheme.
Described clip 5 comprises body one 5a and body two 5b of semicircular in shape, the inner of described body one 5a and body two 5b is hinged, described body one 5a outer end has engaging lug one 5a1, described body two 5b outer end has engaging lug two 5b1, has the location structure both can located mutually between described engaging lug one 5a1 and engaging lug two 5b1.
As shown in Figure 4 and Figure 5, location structure has three kinds of schemes:
Scheme one, described location structure comprise connecting hole two 5b11 that connecting hole one 5a11 and engaging lug two 5b1 that latch 7, engaging lug one 5a1 run through run through, after body one 5a and body two 5b outer end fit together, above-mentioned connecting hole one 5a11 and connecting hole two 5b11 is just right, and both locate through connecting hole one 5a11 and connecting hole two 5b11 by described latch 7.
Described latch 7 be elastomeric material and the external diameter of latch 7 slightly larger than the aperture of connecting hole one 5a11 and connecting hole two 5b11.
Scheme two, described location structure comprise tubular positioning tube 8, when after body one 5a and body two 5b outer end fit together, positioning tube 8 can be enclosed within body one 5a and body two 5b.
Described engaging lug one 5a1 and the equal semicircular in shape of engaging lug two 5b1, described engaging lug one 5a1 and the engaging lug two 5b1 conglobate connecting portion of shape between the two after fitting, matches with connecting portion inside described positioning tube 8.
The internal diameter of described clamping pad 6 is slightly larger than clip 5 external diameter, and above-mentioned connecting portion part wedge pressure tightly pads in 6.
Scheme three, described location structure comprise connecting hole two 5b11 that connecting hole one 5a11 and engaging lug two 5b1 that screw, engaging lug one 5a1 run through run through, after body one 5a and body two 5b outer end fit together, above-mentioned connecting hole one 5a11 and connecting hole two 5b11 is just right, and described screw thread is connected to above-mentioned connecting hole one 5a11 and connecting hole two 5b11 place.
The setting of inner tube 4 makes whole cannula interior seal, and the setting of outer tube 1 makes the outside seal of whole intubate.While the setting of bourdon tube 3 makes it have sufficient intensity, also there is certain toughness.Rustless steel knitmesh pipe 2 the intensity and toughness that further improve this intubate are set.
Claims (10)
1. a novel intestinal mirror intubate, comprise body in a tubular form, it is characterized in that, described body comprises outer tube, rustless steel knitmesh pipe, bourdon tube and inner tube, described bourdon tube is metal elastic reed pipe and bourdon tube is enclosed within inner tube, described rustless steel knitmesh pipe box is outside bourdon tube, and described outer tube is coated on outside bourdon tube.
2. novel intestinal mirror intubate according to claim 1, is characterized in that, described inner tube be rubber tube and the external diameter of inner tube slightly larger than bourdon tube internal diameter.
3. novel intestinal mirror intubate according to claim 2, is characterized in that, have the locating slot that spiral type is recessed outside described inner tube, above-mentioned bourdon tube is embedded in locating slot place.
4. novel intestinal mirror intubate according to claim 2, is characterized in that, outside described rustless steel knitmesh pipe, also cover has clip, by above-mentioned clip, rustless steel knitmesh pipe is held tightly mutually with bourdon tube.
5. novel intestinal mirror intubate according to claim 4, is characterized in that, having the mounting groove that annular is recessed, forming the installation cavity for placing clip between described mounting groove and rustless steel knitmesh pipe inside described outer tube.
6. novel intestinal mirror intubate according to claim 5, is characterized in that, the bottom of described mounting groove has flexible clamping pad.
7. novel intestinal mirror intubate according to claim 6, it is characterized in that, described clamping pad ringwise.
8. novel intestinal mirror intubate according to claim 7, it is characterized in that, described clamping pad is elastomeric material.
9. novel intestinal mirror intubate according to claim 6, is characterized in that having some projections be connected as a single entity with it outside described clamping pad.
10. novel intestinal mirror intubate according to claim 9, it is characterized in that, described projection is some salient points.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510865840.9A CN105286774A (en) | 2015-11-30 | 2015-11-30 | Novel enteroscope cannula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510865840.9A CN105286774A (en) | 2015-11-30 | 2015-11-30 | Novel enteroscope cannula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105286774A true CN105286774A (en) | 2016-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510865840.9A Pending CN105286774A (en) | 2015-11-30 | 2015-11-30 | Novel enteroscope cannula |
Country Status (1)
| Country | Link |
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| CN (1) | CN105286774A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109349995A (en) * | 2018-11-20 | 2019-02-19 | 杭州市第人民医院 | A kind of anorectal endoscope protection cover |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4967732A (en) * | 1989-05-01 | 1990-11-06 | Kabushiki Kaisha Machida Seisakusho | Endoscope |
| JP2008119271A (en) * | 2006-11-13 | 2008-05-29 | Olympus Corp | Production method of endoscope, bending portion of endoscope, and insertion portion of endoscope |
| CN101470261A (en) * | 2007-12-26 | 2009-07-01 | 奥林巴斯医疗株式会社 | Endoscope |
| CN203417173U (en) * | 2013-07-29 | 2014-02-05 | 平湖市申莘五金塑料厂 | Novel bronchoscope insert tube |
| CN203417191U (en) * | 2013-07-29 | 2014-02-05 | 平湖市申莘五金塑料厂 | Enteroscope insert tube |
| CN205251499U (en) * | 2015-11-30 | 2016-05-25 | 浙江异札特机械科技有限公司 | Novel intestines mirror intubate |
-
2015
- 2015-11-30 CN CN201510865840.9A patent/CN105286774A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4967732A (en) * | 1989-05-01 | 1990-11-06 | Kabushiki Kaisha Machida Seisakusho | Endoscope |
| JP2008119271A (en) * | 2006-11-13 | 2008-05-29 | Olympus Corp | Production method of endoscope, bending portion of endoscope, and insertion portion of endoscope |
| CN101470261A (en) * | 2007-12-26 | 2009-07-01 | 奥林巴斯医疗株式会社 | Endoscope |
| CN203417173U (en) * | 2013-07-29 | 2014-02-05 | 平湖市申莘五金塑料厂 | Novel bronchoscope insert tube |
| CN203417191U (en) * | 2013-07-29 | 2014-02-05 | 平湖市申莘五金塑料厂 | Enteroscope insert tube |
| CN205251499U (en) * | 2015-11-30 | 2016-05-25 | 浙江异札特机械科技有限公司 | Novel intestines mirror intubate |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109349995A (en) * | 2018-11-20 | 2019-02-19 | 杭州市第人民医院 | A kind of anorectal endoscope protection cover |
| CN109349995B (en) * | 2018-11-20 | 2020-04-28 | 杭州市第一人民医院 | Anorectal endoscope protective sleeve |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20160203 |