CN209123000U - Page turning drives anti-blocking flow sub - Google Patents

Page turning drives anti-blocking flow sub Download PDF

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Publication number
CN209123000U
CN209123000U CN201820701779.3U CN201820701779U CN209123000U CN 209123000 U CN209123000 U CN 209123000U CN 201820701779 U CN201820701779 U CN 201820701779U CN 209123000 U CN209123000 U CN 209123000U
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CN
China
Prior art keywords
page turning
drainage
end connector
cross searching
flat
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
Application number
CN201820701779.3U
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Chinese (zh)
Inventor
胡薇
蔡晓冰
闫桂玲
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Changhai Hospital
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Shanghai Changhai Hospital
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Changhai Hospital filed Critical Shanghai Changhai Hospital
Priority to CN201820701779.3U priority Critical patent/CN209123000U/en
Application granted granted Critical
Publication of CN209123000U publication Critical patent/CN209123000U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of anti-blocking flow sub of page turning driving, has cross searching pipe, drainage end connector, negative pressure end connector and page turning knob.It drains end connector and negative pressure end connector is separately positioned on cross searching pipe range arm both ends and inner cavity is connected with cross searching pipe.End connector housing is drained on the drainage tube of drainage side, center is in gradually larger design outward, is provided with successive steps shape bayonet on inner wall;Negative pressure end connector is inserted into suction side drainage tube, and one end is shaped in the other end of cross searching pipe range arm, and annular step scalariform bayonet is arranged in outer wall, and inclination extends, and end face is inclined-plane.The insertion of page turning knob is arranged in the galianconism side inner cavity of cross searching pipe, including the intracavitary flat page turning column of cross searching Tube Drain, two plug columns are arranged in and is arranged on a plug column and exposes to the flat knob outside cross searching pipe, flat page turning column is in flat, with wide face and leptoprosopy, leptoprosopy is cambered surface, and the width in wide face and the internal diameter of drainage lumens are identical.

Description

Page turning drives anti-blocking flow sub
Technical field
The utility model belongs to medical treatment consumptive materials technical field, and in particular to a kind of anti-blocking flow sub of page turning driving.
Background technique
In medicinal practice, especially in operation, the aspirator of negative pressure collecting device linking is absorbed out in art intermittent Blood and hematocele.If the blood clotting in drainage pipe is dry, when the later period having bleeding again or needing to rinse attraction, often it is rinsed Accumulate in pipe diameter to become smaller or the rough joining place of inner wall, blood clot occur and blocks pipeline, usually have no alternative in cut off the hands Art dismantles pipeline connecting points after needing that circuit nurse is waited to wear gloves, taken out with instrument or clear up sludged blood, then restore pipeline Linking.The leakage of drainage-fluid or the spluttering of dirt will increase environment and healthcare givers by blood body fluid during disassembly pipeline The possibility of pollution.
Current existing flow sub often only pays attention to the smooth of inner wall, and the support to lumen does not give a discount, prevents from slipping The features such as, it there is no people to pay close attention to the Functional Design of mechanicalness removal obstruction.
Utility model content
The utility model is to carry out in order to solve the above problem, and providing one kind had both had the function of that closure/opening had more Some page turnings drive anti-blocking flow sub.To achieve the goals above, the utility model provides following technical solution:
Page turning provided by the utility model drives anti-blocking flow sub with following technical characteristic: with cross searching pipe, Drain end connector, negative pressure end connector and page turning knob.
Wherein, end connector and negative pressure end connector are drained and is separately positioned on cross searching pipe range arm both ends and inner cavity and cross Central tube is connected.End connector housing is drained on the drainage tube of drainage side, center is in gradually larger design outward, is arranged on inner wall There is successive steps shape bayonet;Negative pressure end connector is inserted into suction side drainage tube, and one end is shaped in the cross searching pipe range Annular step scalariform bayonet is arranged in the other end of arm, outer wall, and inclination extends, and end face is inclined-plane.The insertion setting of page turning knob exists In the galianconism side inner cavity of cross searching pipe, including the intracavitary flat page turning column of cross searching Tube Drain is arranged in, is arranged in flat page turning Column upper and lower ends and the two plug columns in sealing contact with the inner wall of cross searching pipe and it is disposed therein a plug column Above and the flat knob outside cross searching pipe being exposed to, it is cambered surface with wide face and leptoprosopy, leptoprosopy that flat page turning column, which is in flat, The width in wide face and the internal diameter of drainage lumens are identical.
In the present invention, drainage channel is formed between cross searching pipe, drainage end connector and negative pressure end connector.This Page turning in utility model drives anti-blocking flow sub when in use, and drainage end connector housing is born on the drainage tube that drainage is surveyed Pressure side connector is inserted into suction side drainage tube, forms the structure of one inner sleeve of a housing.Then by rotating flat knob, so that Flat page turning column is converted between different location status, the alternating being both able to achieve between closure/opening of flow sub, more can help It helps and blends tamper, in conjunction with negative pressure original in pipeline, push the blood clot after becoming smaller to distal end, realize that not having to disassembly can solve Except cavity blocks.
Further, it is driven in anti-blocking flow sub in page turning provided by the utility model, wide face is plane, and flat page turning column is wide The width in face is 3~4 times of leptoprosopy width.Thin leptoprosopy can either carry out effective shearing-crushing to sludged blood, and can open Reduce the obstruction to drainage blood when putting state to the full extent.
Further, it is driven in anti-blocking flow sub in page turning provided by the utility model, the free end face of a plug column On be provided with interception lid, be fixedly installed with flat knob on the free end face of a plug column.
Interception lid can be defined the position of plug column and flat page turning column, during preventing rotation process, plug The position of column and flat page turning column is deviateed, and causes flat page turning column and cross searching Tube Drain chamber not corresponding.
Further, it is driven in anti-blocking flow sub in page turning provided by the utility model, in the outer diameter and cross of interception lid The outer diameter of heart pipe is identical.
Further, driven in anti-blocking flow sub in page turning provided by the utility model, inside two plug columns in Sky, to mitigate the weight of plug column.
Further, it is driven in anti-blocking flow sub in page turning provided by the utility model, in successive steps shape bayonet, each The domatic length of bayonet is 0.3~0.5cm, and the height of projection of the more next plane of height of projection 0.5mm, i.e. bayonet is 0.5mm。
Further, it is driven in anti-blocking flow sub in page turning provided by the utility model, the end face of negative pressure end connector is in 30 ° Overturning angle.
Further, it is driven in anti-blocking flow sub in page turning provided by the utility model, the height of annular step scalariform bayonet For 0.5mm, the domatic distance between annular step scalariform bayonet and end face distalmost end is 1cm.
The action and effect of utility model
Page turning provided by the utility model drives anti-blocking flow sub to have the following technical effect that
Firstly, since having page turning knob, on the one hand, when blocking drainage pipe there is a situation where blood clot, utilization is flat The rotation of page turning column, is able to achieve and blends blood clot, in conjunction with negative pressure original in pipeline, pushes the blood clot after becoming smaller to distal end, It can help to release cavity obstruction under the premise of not having to disassembly;On the other hand, the width due to the flat wide face of page turning column and drainage The internal diameter of chamber is identical, in normal drainage, can also play the role of switch by flat page turning column, realize the envelope of flow sub Stifled replacing between opening.
Secondly, the page turning in the utility model drives anti-blocking flow sub when in use, drainage end connector housing is being drained On the drainage tube of survey, negative pressure end connector is inserted into suction side drainage tube, forms the structure of one inner sleeve of a housing, this big One small structure, convenient for the suitable drainage layer-by-layer inner sleeve of direction lumen, so that can subtract along drainage direction lumen wall without reverse protrusion Blood clot caused by lacking because of protrusion reverse in lumen is assembled, and cavity obstruction is reduced.
In addition, drainage end connector center is in that gradually larger design, this kind design can make it adapt to different size ruler outward Very little drainage tube is provided with successive steps shape bayonet on inner wall, so that after drainage tube is stuck, it is extremely difficult to sliding from drainage end connector It is de-.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that the page turning in the utility model embodiment drives anti-blocking flow sub;
Fig. 2 is the structural schematic diagram of the flat page turning column in the utility model embodiment;
Fig. 3 is structural representation when page turning drives anti-blocking flow sub to be in sealed condition in the utility model embodiment Figure;
Fig. 4 is structural representation when page turning drives anti-blocking flow sub to be in open state in the utility model embodiment Figure.
Specific embodiment
The utility model is described in detail below with reference to embodiment and attached drawing.But the following example should not be regarded as to this The limitation of utility model range.
In the description of the present invention, it should be noted that the orientation of the instructions such as term " on ", "lower", "left", "right" Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification is retouched It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, Therefore it should not be understood as limiting the present invention.
Fig. 1 is the structural schematic diagram that the page turning in the utility model embodiment drives anti-blocking flow sub;Fig. 3 is that this is practical Structural schematic diagram when page turning drives anti-blocking flow sub to be in open state in new embodiment;Fig. 4 is the utility model reality Apply structural schematic diagram when page turning in example drives anti-blocking flow sub to be in sealed condition.
As shown in Figure 1, page turning drives anti-blocking flow sub 100 to have cross searching pipe 1, drainage end connector 2, negative pressure termination First 3 and page turning knob 4.Cross searching pipe 1 has horizontally extending long-armed 11 and extends along the vertical direction short Arm 12;Drainage end connector 2 and negative pressure end connector 3 are separately positioned on cross searching pipe range arm both ends and inner cavity and cross searching pipe 1 is connected;The insertion of page turning knob 4 is arranged in the galianconism side inner cavity of cross searching pipe 1.
Shown in as shown in Figure 1, Figure 3 and Figure 4, for drainage 2 housing of end connector on the drainage tube that drainage is surveyed, center is in gradually large-scale outward Design, the diameter of the widest part are 1.5cm, enable the drainage of drainage end connector 2 and different dimensions in the present embodiment Pipe adaptation.In addition, being provided with successive steps shape bayonet 21 on drainage 2 inner wall of end connector, in the successive steps shape bayonet 21, often The domatic length of a bayonet is 0.3~0.5cm, and the height of projection of the more next plane of height of projection 0.5mm, i.e. bayonet is 0.5mm, after which makes drainage tube be stuck, it is extremely difficult to be slipped from drainage end connector 2.
Negative pressure end connector 3 is inserted into suction side drainage tube, and one end is shaped in the other end of cross searching pipe range arm, outside Annular step scalariform bayonet 31 is arranged in wall, and end face is angled end-face 32.The longitudinal section of negative pressure end connector 3 is in downlink domatic, upper and lower side Face is in 30 ° of inclined inclined-planes, and the internal diameter to ensure the negative pressure end connector 3 is identical as the long-armed internal diameter of cross searching pipe 1.Annular The height of ladder-like bayonet 31 is divided into 1cm between the domatic between 0.5mm, with 32 distalmost end of angled end-face.
Fig. 2 is the structural schematic diagram of the flat page turning column in the utility model embodiment.
As shown in Fig. 2, negative pressure end connector page turning knob 4 include flat page turning column 41, upper plug head column 42, lower end cap column 43 and Flat knob 44.
The flat setting of page turning column 41 is intracavitary in cross searching Tube Drain, is in flat, is flat with wide face and leptoprosopy, wide face Face, leptoprosopy are cambered surface.The width in wide face is 3~4 times of leptoprosopy width, with time width face width also with the internal diameter phase of drainage lumens Together.
As shown in figure 3, in drainage process, when the flat page turning column 41 is in a vertical state, leptoprosopy and drainage lumens it is upper Lower inner wall is in contact, and the circulation passage between cross searching pipe 1, drainage end connector 2 and negative pressure end connector 3 is blocked, real Existing page turning drives the closure of anti-blocking flow sub 100.
As shown in figure 4, when the flat page turning column 41 it is when in a horizontal state, by cross searching pipe 1, drainage end connector 2 and Circulation passage between negative pressure end connector 3 is open, realizes that page turning drives the opening of anti-blocking flow sub 100.
In addition, the width in wide face is set as 3~4 times of leptoprosopy width, which can either carry out sludged blood Effective shearing-crushing, and the obstruction to drainage blood can be reduced to the full extent in open state.
Upper plug head column 42 and lower end cap column 43 are respectively fixedly disposed at the upper and lower ends of flat page turning column 41, in outer diameter and cross The internal diameter of heart pipe 1 is identical, to realize the in sealing contact of the two.
In addition, it is hollow inside upper plug head column 42 and lower end cap column 43, to mitigate the weight of plug column, upper plug head column 42 Upper is interception lid 421, is fixedly installed with flat knob 44 on lower end cap column 43.
Page turning in the present embodiment drives anti-blocking flow sub 100 when in use, first provides the insertion of negative pressure end connector 3 negative It presses in side ducts, until the outer ladder-like bayonet linking of negative pressure end connector 3 is close, drainage end connector 2 is then connected housing and is existed It needs to drain outside side ducts, adjusts insertion depth, until the continuous interior ladder-like bayonet linking of drainage end connector 2 is close.It keeps It is out of shape that the flat flat page turning column of page turning knob 4 is parallel to lumen, to keep effectively attracting state, rotates the page turning knob 4 Can congestion be blended and be driven and transferred into suction side in the dirt and blood clot for draining side, unimpeded drainage.
Drive anti-blocking flow sub 100 due to page turning knob according to page turning provided in this embodiment, on the one hand, to work as hair It when green blood grumeleuse blocks the case where drainage pipe, using the rotation of flat page turning column, is able to achieve and blends blood clot, in conjunction with former in pipeline Some negative pressure, the blood clot after becoming smaller to distal end push can help to release cavity obstruction under the premise of not having to disassembly;It is another Aspect, in normal drainage, passes through flat page turning column since the width in the flat wide face of page turning column is identical as the internal diameter of drainage lumens It can play the role of switch, realize replacing between the closure of flow sub and opening.
In addition, drainage end connector housing, on the drainage tube that drainage is surveyed, negative pressure end connector is inserted into suction side drainage tube, shape The structure of one inner sleeve of Cheng Yitou housing, the one large one small structure, convenient for the suitable drainage layer-by-layer inner sleeve of direction lumen, so that Along drainage direction lumen wall without reverse protrusion, blood clot caused by can reducing because of protrusion reverse in lumen is assembled, and reduces cavity Obstruction.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments Only illustrate the principles of the present invention, the utility model can also on the premise of not departing from the spirit and scope of the utility model There are various changes and modifications, these various changes and improvements fall within the scope of the claimed invention.The utility model is wanted Protection scope is asked to be defined by appended claims and its equivalent.

Claims (8)

1. a kind of page turning drive anti-blocking flow sub comprising:
Cross searching pipe, drainage end connector, negative pressure end connector and page turning knob,
Wherein, the drainage end connector and negative pressure end connector be separately positioned on the cross searching pipe range arm both ends and inner cavity with The cross searching pipe is connected,
For the drainage end connector housing on the drainage tube of drainage side, center is in gradually larger design, the company of being provided on inner wall outward Continue ladder-like bayonet;In the negative pressure end connector insertion suction side drainage tube, one end is shaped in the cross searching pipe range Annular step scalariform bayonet is arranged in the other end of arm, outer wall, and inclination extends, and end face is inclined-plane,
The page turning knob insertion is arranged in the galianconism side inner cavity of the cross searching pipe, including setting is drawn in cross searching pipe Intracavitary flat page turning column is flowed, the flat page turning column upper and lower ends are set and is in sealing contact with the inner wall of the cross searching pipe Two plug columns and be disposed therein on a plug column and expose to the flat knob outside the cross searching pipe,
The flat page turning column has wide face and leptoprosopy in flat, and the leptoprosopy is cambered surface, and the width in the width face draws with described The internal diameter for flowing chamber is identical.
2. page turning according to claim 1 drives anti-blocking flow sub, it is characterised in that:
Wherein, the wide face is plane, and wide face width is 3~4 times of leptoprosopy width.
3. page turning according to claim 1 drives anti-blocking flow sub, it is characterised in that:
Wherein, it is provided with interception lid on the free end face of a plug column, is fixedly installed on the free end face of a plug column The flat knob.
4. page turning according to claim 3 drives anti-blocking flow sub, it is characterised in that:
Wherein, the outer diameter of the interception lid is identical as the outer diameter of the cross searching pipe.
5. page turning according to claim 3 drives anti-blocking flow sub, it is characterised in that:
Wherein, the inside of two plug columns is hollow.
6. page turning according to claim 1 drives anti-blocking flow sub, it is characterised in that:
Wherein, in the successive steps shape bayonet, the domatic length of each bayonet is 0.3~0.5cm, and height of projection is 0.5mm。
7. page turning according to claim 1 drives anti-blocking flow sub, it is characterised in that:
Wherein, the end face of the negative pressure end connector is in 30 ° of overturning angles.
8. page turning according to claim 7 drives anti-blocking flow sub, it is characterised in that:
Wherein, the height of the annular step scalariform bayonet is 0.5mm, between the annular step scalariform bayonet and the end face distalmost end Domatic distance be 1cm.
CN201820701779.3U 2018-05-11 2018-05-11 Page turning drives anti-blocking flow sub Expired - Fee Related CN209123000U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820701779.3U CN209123000U (en) 2018-05-11 2018-05-11 Page turning drives anti-blocking flow sub

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820701779.3U CN209123000U (en) 2018-05-11 2018-05-11 Page turning drives anti-blocking flow sub

Publications (1)

Publication Number Publication Date
CN209123000U true CN209123000U (en) 2019-07-19

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Application Number Title Priority Date Filing Date
CN201820701779.3U Expired - Fee Related CN209123000U (en) 2018-05-11 2018-05-11 Page turning drives anti-blocking flow sub

Country Status (1)

Country Link
CN (1) CN209123000U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108553698A (en) * 2018-05-11 2018-09-21 上海长海医院 Page turning drives anti-blocking flow sub
CN118490912A (en) * 2024-07-19 2024-08-16 浙江省肿瘤医院 Catheter unblocking device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108553698A (en) * 2018-05-11 2018-09-21 上海长海医院 Page turning drives anti-blocking flow sub
CN118490912A (en) * 2024-07-19 2024-08-16 浙江省肿瘤医院 Catheter unblocking device
CN118490912B (en) * 2024-07-19 2024-10-01 浙江省肿瘤医院 Catheter unblocking device

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190719

CF01 Termination of patent right due to non-payment of annual fee