CN209094143U

CN209094143U - Endoscope-assistant surgery smoke exhaust pipe and endoscope-assistant surgery fume extractor

Info

Publication number: CN209094143U
Application number: CN201821554263.7U
Authority: CN
Inventors: 董雪
Original assignee: Guangzhou Women and Childrens Medical Center
Current assignee: Guangzhou Women and Childrens Medical Center
Priority date: 2018-09-19
Filing date: 2018-09-19
Publication date: 2019-07-12
Anticipated expiration: 2028-09-19

Abstract

The utility model relates to medical instruments fields, more particularly, to a kind of endoscope-assistant surgery smoke exhaust pipe and including the endoscope-assistant surgery fume extractor of the endoscope-assistant surgery smoke exhaust pipe.The endoscope-assistant surgery smoke exhaust pipe of the application includes the first pipeline, the second pipeline, flow regulator and the first connector；Pass through setting caliber different the first pipeline and the second pipeline, it is connected and seals with puncture outfit and Negative pressure machine respectively, the first pipeline is set to be connected and seal with the second pipeline by the first connector, to form closed smoke discharging pipe between puncture outfit and Negative pressure machine, connection and the sealing of puncture outfit and Negative pressure machine are realized；It overflow the harmful smoke generated in surgical procedure will not from pipeline junction, sucked by medical worker, endanger the health of medical worker；It is additionally provided with flow regulator on first pipeline, realizes in the course of surgery to the adjusting of exhaust rate, rapidly effectively smoke evacuation, dynamic fit operation demand.

Description

Endoscope-assistant surgery smoke exhaust pipe and endoscope-assistant surgery fume extractor

Technical field

The utility model relates to medical instruments fields, more particularly, to a kind of endoscope-assistant surgery smoke exhaust pipe and including the hysteroscope hand The endoscope-assistant surgery fume extractor of art smoke exhaust pipe.

Background technique

In existing endoscope-assistant surgery, Negative pressure machine and puncture outfit connection size are inconsistent, and not being available a smoke exhaust pipe will bear Press is connected with puncture outfit, however two different pipelines of diameter is selected to be stitched together, and cannot achieve between two root canal roads Sealing, be spilled over to the harmful vapors that generate in operation in air, endanger the health of medical worker；And existing endoscope-assistant surgery In can not quickly and effectively adjust exhaust rate, occur that exhaust rate is too fast to cause pneumoperitoneum that can not establish or exhaust rate mistake The case where harmful smoke be discharged can not in time and obscure doctor's sight, influence procedure.

Utility model content

The application's is designed to provide a kind of endoscope-assistant surgery smoke exhaust pipe and the hysteroscope hand including the endoscope-assistant surgery smoke exhaust pipe Art fume extractor, the two root canal roads with solution in the prior art for making Negative pressure machine be connected with puncture outfit can not seal and can not The technical issues of adjusting exhaust rate.

This application provides a kind of endoscope-assistant surgery smoke exhaust pipes, including the first pipeline, the second pipeline, flow regulator and first Connector；

One end of first pipeline is connected with puncture outfit pipe nozzle, and the other end of first pipeline passes through described the One connector is connected with one end of second pipeline, and the other end of second pipeline is connected with Negative pressure machine；The flow Adjuster is set on first pipeline.

Further, the flow regulator is infusion regulator, including idler wheel and roller mount；First pipeline passes through The roller mount, the idler wheel are located in the roller mount, and the idler wheel leans with first pipeline.

It further, further include shutoff valve, the shutoff valve is located on first pipeline；

The shutoff valve includes valve body, spool, valve rod and valve handle；The valve body offers square through hole, described rectangular logical The direction in hole is identical as the extending direction of first pipeline, and first pipeline passes through the square through hole；

The spool is located in the square through hole, and the inner wall of the spool and the square through hole leans, described The inner wall of square through hole is serrated；

One end of the valve rod is connected with the spool, and the other end of the valve rod passes through the valve body and the valve handle It is connected.

Further, first connector includes interconnecting piece, heavy caliber portion and small-bore portion；It is the small-bore portion, described Interconnecting piece is sequentially connected logical with the heavy caliber portion；The small-bore portion is connected with first pipeline, the heavy caliber portion It is connected with second pipeline.

Further, the outside wall surface in the small-bore portion is equipped with first annular boss, and first pipeline passes through described First annular boss is mutually clamped with the small-bore portion；

The second annular convex platform is equipped in the outside wall surface in the heavy caliber portion, second pipeline passes through second annular Boss is mutually clamped with the heavy caliber portion.

It further, further include the second connector, first pipeline is connected by second connector with the puncture outfit It is logical；Second connector includes threaded joints and connecting tube；One end of the threaded joints is internal screw thread, and the screw thread connects The internal screw thread of socket part is adapted with the external screw thread of the puncture outfit interface；The other end of the threaded joints and the connecting tube It is connected, third annular convex platform is provided in the outside wall surface of the connecting tube, first pipeline passes through the third convex annular Platform is mutually clamped with the connecting tube.

Further, it is additionally provided with fixed pipe clamp on first pipeline and second pipeline, the fixed pipe clamp Clamping end offers the first clamp mouth and the second clamp mouth, and the first clamp mouth is adapted with first pipeline, and described Two clamp mouths are adapted with second pipeline；The quantity of the fixed pipe clamp is multiple；First pipeline and described second Pipeline is fixed by multiple fixing pipes due on operating table.

Present invention also provides a kind of endoscope-assistant surgery fume extractors, including endoscope-assistant surgery described in any of the above embodiments to discharge fume Pipe.

It further, further include surge flask；The institute of the air inlet connecting nozzle of the surge flask and the endoscope-assistant surgery smoke exhaust pipe It states the second pipeline to be connected, the outgoing gas connection tube mouth of the surge flask is connected with the Negative pressure machine；The quantity of the surge flask is It is multiple, and multiple surge flasks be sequentially connected it is logical.

Further, the surge flask outgoing gas connection tube mouth is equipped with the air-permeable layer that blocks water；On the surge flask air inlet connecting nozzle Equipped with check valve.

Compared with prior art, the utility model has the following beneficial effects:

Endoscope-assistant surgery smoke exhaust pipe provided by the utility model includes the first pipeline, the second pipeline, flow regulator and first Connector.One end of first pipeline is connected with puncture outfit pipe nozzle, and the other end of the first pipeline passes through the first connector and described the One end of two pipelines is connected；The other end of second pipeline is connected with Negative pressure machine；Flow regulator is located at first pipeline On.

Wherein the pipe nozzle size of puncture outfit is less than the pipe nozzle size of Negative pressure machine, passes through the first different pipe of setting caliber Road and the second pipeline, are connected with puncture outfit and Negative pressure machine respectively；First pipeline is connected and seals with puncture outfit pipe nozzle, Second pipeline is connected and seals with Negative pressure machine, so that the first pipeline is connected and is sealed with the second pipeline by the first connector, Closed smoke discharging pipe is formed between puncture outfit and Negative pressure machine, realizes connection and the sealing of puncture outfit and Negative pressure machine；To make hand The harmful smoke generated during art will not be spilled over in air from pipeline junction, sucked by medical worker, endangered medical matters people The health of member.It is additionally provided with flow regulator on first pipeline, realizes in the course of surgery to the adjusting of exhaust rate, it is fast Fast effectively smoke evacuation, dynamic fit operation demand.

Therefore, puncture outfit is connect with Negative pressure machine by endoscope-assistant surgery smoke exhaust pipe, it can be to avoid being generated in surgical procedure Harmful smoke is spilled over in air from pipeline junction, is sucked by medical worker, endangers the health of medical worker, and can Exhaust rate is adjusted in the course of surgery, rapidly effectively smoke evacuation, dynamic fit operation demand.

Present invention also provides a kind of endoscope-assistant surgery fume extractor, including endoscope-assistant surgery smoke exhaust pipe and surge flask；Buffering The air inlet connecting nozzle of bottle is connected with the second pipeline of endoscope-assistant surgery smoke exhaust pipe, and the outgoing gas connection tube mouth of surge flask is connected with Negative pressure machine It is logical, thus endoscope-assistant surgery fume extractor also has the connection that can be realized puncture outfit and Negative pressure machine and sealing, while can adjust The beneficial effect of exhaust rate.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of endoscope-assistant surgery smoke exhaust pipe；

Fig. 2 is the structural schematic diagram of flow regulator；

Fig. 3 is the structural schematic diagram of fixed pipe clamp；

Fig. 4 is the structural schematic diagram of shutoff valve；

Fig. 5 is the structural schematic diagram of the first connector.

Appended drawing reference:

The first pipeline of 1-, the second pipeline of 2-, 3- flow regulator, 31- roller mount, 32- idler wheel, the first connector of 4-, 41- Interconnecting piece, 42- heavy caliber portion, the small-bore portion 43-, 44- first boss, 45- second boss, 5- shutoff valve, 51- valve body, 52- Spool, 53- valve rod, 54- valve handle, the second connector of 6-, the fixed pipe clamp of 7-, 71- the first clamp mouth, 72- the second clamp mouth, 8- are slow Rush bottle, 81- blocks water air-permeable layer, 82- check valve.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.

The component of the utility model embodiment for usually describing and showing in attached drawing here can be with a variety of different Configuration is to arrange and design.It therefore, is not below purport to the detailed description of the embodiments of the present invention provided in the accompanying drawings In the range of limitation claimed invention, but it is merely representative of the selected embodiment of the utility model.

Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.

The endoscope-assistant surgery smoke exhaust pipe according to the utility model some embodiments is described referring to Fig. 1 to Fig. 5.

This application provides a kind of endoscope-assistant surgery smoke exhaust pipes, as shown in Figure 1, including the first pipeline 1, the second pipeline 2, stream Measure adjuster 3 and the first connector 4；

One end of first pipeline 1 is connected with puncture outfit pipe nozzle, the other end of the first pipeline 1 by the first connector 4 with One end of second pipeline 2 is connected, and the other end of the second pipeline 2 is connected with Negative pressure machine；Flow regulator 3 is set to the first pipe On road 1.

Endoscope-assistant surgery smoke exhaust pipe provided by the present application connects including the first pipeline 1, the second pipeline 2, flow regulator 3 and first First 4；One end of first pipeline 1 is connected with the pipe nozzle of puncture outfit, and the other end of the first pipeline 1 passes through the first connector 4 and the One end of two pipelines 2 is connected, and the other end of the second pipeline 2 is connected with the pipe nozzle of Negative pressure machine, to make puncture outfit and bear Press is connected, and discharge flue is formed between puncture outfit and Negative pressure machine.

Wherein the pipe nozzle size of puncture outfit is less than the pipe nozzle size of Negative pressure machine, passes through the first different pipe of setting caliber Road 1 and the second pipeline 2, are adapted with the pipe nozzle size of puncture outfit and Negative pressure machine respectively, connect the first pipeline 1 with puncture outfit Nozzle is connected and seals, and the second pipeline 2 is connected and seals with Negative pressure machine, and makes the first pipeline 1 and the by the first connector 4 Two pipelines 2 are connected and seal, to form closed smoke discharging pipe between puncture outfit and Negative pressure machine, realize puncture outfit and bear The connection and sealing of press；It overflow the harmful smoke generated in surgical procedure will not from pipeline junction, inhaled by medical worker Enter, endangers the health of medical worker.

Preferably, it is the medical infusion lines of 3.5mm that the first pipeline 1, which selects existing diameter, and the second pipeline 2 is selected existing Diameter is the disposable suction connecting tube of 9mm.

It should be noted that being additionally provided with flow regulator 3 on the first pipeline 1, realized by flow regulator 3 to smoke evacuation The control and adjusting of rate avoid in surgical procedure exhaust rate is too fast from leading to that pneumoperitoneum can not be established or exhaust rate is excessively slow Harmful smoke be discharged can not in time and fuzzy doctor's sight, to influence procedure；It therefore can be with by flow regulator 3 Effectively smoke evacuation rapidly, dynamic fit operation demand.

In one embodiment of the application, it is preferable that as shown in Fig. 2, flow regulator 3 is infusion regulator, including Idler wheel 32 and roller mount 31；First pipeline 1 passes through roller mount 31, and idler wheel 32 is located in roller mount 31, and idler wheel 32 and the first pipe Road 1 leans.

In this embodiment, flow regulator 3 is infusion regulator, including idler wheel 32 and roller mount 31, and idler wheel 32 is installed In roller mount 31, and it can be rolled in roller mount 31；First pipeline 1 passes through roller mount 31, idler wheel 32 and 1 phase of the first pipeline Against when idler wheel 32 rolls in roller mount 31, the outer surface of idler wheel 32 can squeeze the first pipeline 1, change the first pipeline 1 Actual internal area, to realize the adjusting and control to exhaust rate.

Preferably, scale value is additionally provided on flow regulator 3, different scale values corresponds to different deflation rates, works as rolling When wheel 32 is moved to a certain scale value, the speed of deflation rate can be more intuitively determined by reading shown scale value, thus Keep the adjusting of deflation rate and control more intuitive.

In one embodiment of the application, it is preferable that it further include shutoff valve 5 as shown in Figure 1 and Figure 4, shutoff valve 5 In on the first pipeline 1；Shutoff valve 5 includes valve body 51, spool 52, valve rod 53 and valve handle 54；Valve body 51 offers square through hole, The direction of square through hole is identical as the extending direction of the first pipeline 1, and the first pipeline 1 passes through square through hole；

Spool 52 is located in square through hole, and spool 52 and the inner wall of square through hole lean, the inner wall of square through hole It is serrated；One end of valve rod 53 is connected with spool 52, and the other end of valve rod 53 passes through valve body 51 and is connected with valve handle 54.

In this embodiment, endoscope-assistant surgery smoke exhaust pipe further includes shutoff valve 5, and shutoff valve 5 is arranged on the first pipeline 1, when Operation finishes or pneumoperitoneum inflation accidental interruption, when needing quickly to cut off discharge flue, can quickly be cut off by shutoff valve 5 Discharge flue.

Shutoff valve 5 includes valve body 51, spool 52, valve rod 53 and valve handle 54；Square through hole is offered on valve body 51, through-hole Direction is identical as the extending direction of the first pipeline 1, the first pipeline 1 perforation square through hole；Spool 52 is located at the rectangular logical of valve body 51 In hole, and spool 52 and the inner wall of square through hole lean, and the inner wall of square through hole is serrated, increase spool 52 with it is rectangular Frictional resistance between through-hole；Spool 52 is connected with one end of 53 phase of valve rod, and the other end of valve rod 53 passes through valve body 51 and valve handle 54 are connected.

Cavity of first pipeline 1 across spool 52 and square through hole is pressed downwards when needing quickly cutting smoke exhaust pipe Pressure valve handle 54 pushes spool 52 to move down, and clamps the first pipeline 1 between spool 52 and square through hole, realizes smoke evacuation The cutting in channel.

Preferably, the valve body 51 of shutoff valve 5, spool 52, valve rod 53 and valve handle 54 use Vybak material, to When lower pressing valve handle 54, band movable valve plug 52 can be easier to and move down to clamp the first pipeline 1 along valve body 51.

In one embodiment of the application, it is preferable that as shown in figure 5, the first connector 4 includes interconnecting piece 41, heavy caliber Portion 42 and small-bore portion 43；Small-bore portion 43, interconnecting piece 41 are sequentially connected logical with heavy caliber portion 42；Small-bore portion 43 and first Pipeline 1 is connected, and heavy caliber portion 42 is connected with the second pipeline 2.

In this embodiment, the first connector 4 include small-bore portion 43, interconnecting piece 41 and heavy caliber portion 42, small-bore portion 43, Interconnecting piece 41 and heavy caliber portion 42 sequentially connect, wherein small-bore portion 43 is adapted with the first pipeline 1, directly by the first pipeline 1 It is set in small-bore portion 43, the first pipeline 1 is made to be connected with small-bore portion 43, heavy caliber portion 42 is suitable with 2 phase of the second pipeline Match, the second pipeline 2 is directly set in heavy caliber portion 42, the second pipeline 2 is made to be connected with heavy caliber portion 42；Pass through first The heavy caliber portion 42 and small-bore portion 43 of connector 4, the first pipeline 1 for keeping caliber different are connected with the second pipeline 2.

Preferably, the first connector 4 uses existing more environmentally friendly, safe Vybak material, while making first Pipeline 1 and the second pipeline 2 are installed easier when connecting with the first connector 4.

In one embodiment of the application, it is preferable that as shown in figure 5, the outside wall surface in small-bore portion 43 is equipped with first Annular convex platform, the first pipeline 1 are clamped by first annular boss and small-bore 43 phase of portion；It is all provided in the outside wall surface in heavy caliber portion 42 There is the second annular convex platform, the second pipeline 2 is clamped by the second annular convex platform and 42 phase of heavy caliber portion.

In this embodiment, the circumferential direction of the outside wall surface in the small-bore portion 43 of the first connector 4 is equipped with first annular boss, when When first pipeline 1 is set in small-bore portion 43, and when wrapping first annular boss, pass through first annular boss, the first pipe Road 1 is clamped with small-bore 43 phase of portion, is sealed so that the junction in the first pipeline 1 and small-bore portion 43 be made to realize；

The circumferential direction of the outside wall surface in the heavy caliber portion 42 of the first connector 4 is equipped with the second annular convex platform, when the second pipeline 2 is arranged When in heavy caliber portion 42, and when wrapping the second annular convex platform, by the second annular convex platform, the second pipeline 2 and heavy caliber portion The clamping of 42 phases seals so that the junction in the second pipeline 2 and heavy caliber portion 42 be made to realize.

Therefore, the first pipeline 1 is made to be connected with the second pipeline 2 by the first connector 4, and junction can be realized sealing, To make the harmful smoke generated in surgical procedure not overflow from the junction of first pipe and second pipe, by medical worker Sucking, endangers the health of medical worker.

In one embodiment of the application, it is preferable that as shown in Figure 1, endoscope-assistant surgery smoke exhaust pipe further includes the second connector 6, the first pipeline 1 is connected by the second connector 6 with puncture outfit；

Second connector 6 includes threaded joints 41 and connecting tube；One end of threaded joints 41 is internal screw thread, is threadedly coupled The internal screw thread in portion 41 is adapted with the external screw thread of puncture outfit interface；The other end of threaded joints 41 is connected with connecting tube, even Third annular convex platform is provided in the outside wall surface of adapter tube, the first pipeline 1 is mutually clamped by third annular convex platform with connecting tube.

In this embodiment, endoscope-assistant surgery smoke exhaust pipe further includes the second connector 6, and the second connector 6 includes threaded joints 41 And connecting tube；One end of threaded joints 41 is internal screw thread, the internal screw thread of threaded joints 41 and the external screw thread of puncture outfit interface It is adapted, for making the second connector 6 be connected to and seal with the pipe nozzle of puncture outfit；The other end of threaded joints 41 and connection Pipe is connected, and the first pipeline 1 is connected with connecting tube, and the first pipeline 1 is set in the connecting tube of the second connector 6；To make the One pipeline 1 is connected with puncture outfit.

It should be noted that circumferentially arranged in the outside wall surface of connecting tube have third annular convex platform, the first pipeline 1 is arranged In the connecting tube of the second connector 6, and third annular convex platform is wrapped, passes through the third ring being arranged in the outside wall surface of connecting tube Shape boss, the first pipeline 1 are mutually clamped sealing with connecting tube, realize the sealing of the first pipeline 1 and the junction of puncture outfit；To make The harmful smoke generated in the course of surgery will not be spilled over in air from the junction of first pipe and puncture outfit, by medical matters people Member's sucking, endangers the health of medical worker.

In one embodiment of the application, it is preferable that as shown in figures 1 and 3, on the first pipeline 1 and the second pipeline 2 also It is provided with fixed pipe clamp 7, the clamping end of fixed pipe clamp 7 offers the first clamp mouth 71 and the second clamp mouth 72, the first clamp mouth 71 are adapted with the first pipeline 1, and the second clamp mouth 72 is adapted with the second pipeline 2；The quantity of fixed pipe clamp 7 is multiple；First Pipeline 1 and the second pipeline 2 are fixed on operating table by multiple fixed pipe clamps 7.

In this embodiment, fixed pipe clamp 7, the folder of fixed pipe clamp 7 are additionally provided on the first pipeline 1 and the second pipeline 2 It holds end and offers the first clamp mouth 71 and the second clamp mouth 72, the first clamp mouth 71 is adapted with the first pipeline 1, makes the first pipeline 1 can pass through the first clamp mouth 71；Second clamp mouth 72 is adapted with the second pipeline 2, and the second pipeline 2 is allow to pass through the second folder Line mouth 72；The first pipeline 1 or the second pipeline 2 are fixed on operating table by the top of clamping end, avoided in the course of surgery When being bent due to the first pipeline 1 or the second pipeline 2, discharge flue can not will be generated by accidental amputation in surgical procedure Harmful smoke is discharged in time, causes surgical field of view unclear, to delay entire procedure.

Present invention also provides a kind of endoscope-assistant surgery fume extractors, the endoscope-assistant surgery smoke evacuation including any of the above-described embodiment Pipe.

In this embodiment, endoscope-assistant surgery fume extractor includes the endoscope-assistant surgery smoke exhaust pipe of any of the above-described embodiment, therefore Endoscope-assistant surgery fume extractor has whole beneficial effects of endoscope-assistant surgery smoke exhaust pipe, and this is no longer going to repeat them.

In one embodiment of the application, it is preferable that as shown in Figure 1, further including surge flask 8；The air inlet of surge flask 8 Pipe nozzle is connected with the second pipeline 2 of endoscope-assistant surgery smoke exhaust pipe, and the outgoing gas connection tube mouth of surge flask 8 is connected with Negative pressure machine；It is slow Rush bottle 8 quantity be it is multiple, and multiple surge flasks 8 be sequentially connected it is logical.

In this embodiment, endoscope-assistant surgery fume extractor further includes surge flask 8, and surge flask 8 is set to Negative pressure machine pipe nozzle Before, the air inlet connecting nozzle of surge flask 8 is connected with the second pipeline 2, and the outgoing gas connection tube mouth of surge flask 8 is connected with Negative pressure machine；? In surgical procedure, in addition to be pumped out the harmful smoke of generation by Negative pressure machine, also usually need in surgical procedure with big The sterile saline of amount rinses abdominal cavity, thoracic cavity and internal organs etc., is also needed by Negative pressure machine and endoscope-assistant surgery smoke exhaust pipe by physiology Salt water, blood, fester, fragment of tissue etc. pump out；It is provided with surge flask 8 before Negative pressure machine, enters this partially liq In surge flask 8, to will not enter in Negative pressure machine, the pollution and damage of Negative pressure machine are caused.

Preferably, the surge flask 8 before Negative pressure machine be equipped with it is multiple, and multiple surge flasks 8 be sequentially connected it is logical, by multi-buffer It can more effectively prevent liquid entry into Negative pressure machine, cause the pollution and damage of Negative pressure machine.

In one embodiment of the application, it is preferable that block water as shown in Figure 1,8 outgoing gas connection tube mouth of surge flask is equipped with Gas-bearing formation 81；8 air inlet connecting nozzle of surge flask is equipped with check valve 82.

In this embodiment, 8 outgoing gas connection tube mouth of surge flask is equipped with the air-permeable layer 81 that blocks water, and liquid can be prevented to pass through, only Allow gas to pass through, to prevent liquid entry into Negative pressure machine, causes the pollution and damage of Negative pressure machine；Preferably, it blocks water Gas-bearing formation 81 can select the existing ventilated membrane that blocks water.

8 air inlet connecting nozzle of surge flask is equipped with check valve 82, only liquid is allowed to enter in surge flask 8, effectively prevents buffering Liquid in bottle 8 flows back in smoke exhaust pipe；Preferably, check valve 82 can select existing hose check (non-return) valve.

Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new The range of each embodiment technical solution of type.

Claims

1. a kind of endoscope-assistant surgery smoke exhaust pipe, which is characterized in that connect including the first pipeline, the second pipeline, flow regulator and first Head；

One end of first pipeline is connected with puncture outfit pipe nozzle, and the other end of first pipeline connects by described first Head is connected with one end of second pipeline, and the other end of second pipeline is connected with Negative pressure machine；The flow is adjusted Device is set on first pipeline.

2. endoscope-assistant surgery smoke exhaust pipe according to claim 1, which is characterized in that the flow regulator is that infusion is adjusted Device, including idler wheel and roller mount；

First pipeline passes through the roller mount, and the idler wheel is located in the roller mount, and the idler wheel and described first Pipeline leans.

3. endoscope-assistant surgery smoke exhaust pipe according to claim 1, which is characterized in that it further include shutoff valve, the shutoff valve position In on first pipeline；

The shutoff valve includes valve body, spool, valve rod and valve handle；The valve body offers square through hole, the square through hole Direction is identical as the extending direction of first pipeline, and first pipeline passes through the square through hole；

The spool is located in the square through hole, and the inner wall of the spool and the square through hole leans, described rectangular The inner wall of through-hole is serrated；

One end of the valve rod is connected with the spool, and the other end of the valve rod passes through the valve body and is connected with the valve handle It connects.

4. endoscope-assistant surgery smoke exhaust pipe according to claim 1, which is characterized in that first connector includes interconnecting piece, big Bore portion and small-bore portion；

The small-bore portion, the interconnecting piece are sequentially connected logical with the heavy caliber portion；The small-bore portion and first pipe Road is connected, and the heavy caliber portion is connected with second pipeline.

5. endoscope-assistant surgery smoke exhaust pipe according to claim 4, which is characterized in that the outside wall surface in the small-bore portion is equipped with First annular boss, first pipeline are mutually clamped by the first annular boss with the small-bore portion；

The second annular convex platform is equipped in the outside wall surface in the heavy caliber portion, second pipeline passes through second annular convex platform It is mutually clamped with the heavy caliber portion.

6. endoscope-assistant surgery smoke exhaust pipe according to claim 1, which is characterized in that it further include the second connector, first pipe Road is connected by second connector with the puncture outfit；

Second connector includes threaded joints and connecting tube；One end of the threaded joints is internal screw thread, the screw thread The internal screw thread of interconnecting piece is adapted with the external screw thread of the puncture outfit interface；The other end of the threaded joints and the connection Pipe is connected, and third annular convex platform is provided in the outside wall surface of the connecting tube, and first pipeline passes through the third annular Boss is mutually clamped with the connecting tube.

7. endoscope-assistant surgery smoke exhaust pipe according to claim 1, which is characterized in that first pipeline and second pipeline On be additionally provided with fixed pipe clamp, the clamping end of the fixed pipe clamp offers the first clamp mouth and the second clamp mouth, described first Clamp mouth is adapted with first pipeline, and the second clamp mouth is adapted with second pipeline；The fixed pipe clamp Quantity is multiple；First pipeline and second pipeline are fixed by multiple fixing pipes due on operating table.

8. a kind of endoscope-assistant surgery fume extractor, which is characterized in that including the hysteroscope hand as described in any one of claims 1 to 7 Art smoke exhaust pipe.

9. endoscope-assistant surgery fume extractor according to claim 8, which is characterized in that further include surge flask；

The air inlet connecting nozzle of the surge flask is connected with second pipeline of the endoscope-assistant surgery smoke exhaust pipe, the surge flask Outgoing gas connection tube mouth be connected with the Negative pressure machine；The quantity of the surge flask is multiple, and multiple surge flasks sequentially phase Connection.

10. endoscope-assistant surgery fume extractor according to claim 9, which is characterized in that on the surge flask outgoing gas connection tube mouth Equipped with the air-permeable layer that blocks water；The surge flask air inlet connecting nozzle is equipped with check valve.