CN209713005U - A kind of stamp card with smog function in cleaning cavity - Google Patents

A kind of stamp card with smog function in cleaning cavity Download PDF

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Publication number
CN209713005U
CN209713005U CN201920093478.1U CN201920093478U CN209713005U CN 209713005 U CN209713005 U CN 209713005U CN 201920093478 U CN201920093478 U CN 201920093478U CN 209713005 U CN209713005 U CN 209713005U
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China
Prior art keywords
stamp
stamp card
clamp
cleaning cavity
base assembly
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CN201920093478.1U
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Chinese (zh)
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肖洒
张元壮
曾美华
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Shanghai Zhizhong Medical Technology Co Ltd
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Shanghai Zhizhong Medical Technology Co Ltd
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Abstract

The utility model discloses a kind of stamp card with smog function in cleaning cavity, including stamp clamp, straight pipe and stamp card base assembly, stamp card base assembly includes that stamp card pedestal and disengaging gas interface, disengaging gas interface are fixedly connected with stamp card pedestal;Stabbing clamp and straight pipe, stamp card base assembly is coaxial sleeve structure, it is fixedly connected sequentially, stab clamp and straight pipe, the casing sandwich passage for stabbing card base assembly and center tube passage respectively together with, stamp clamp is placed in inside cavity in application, the casing sandwich passage of disengaging gas interface is connected with positive pressure gas source, and center tube passage is connected with negative pressure source.By the implementation of this programme, positive pressure air inlet and negative inspiratory pressure channel are integrated on a normal surgical instrument channel stamp card, while realizing that kinetic cleaning circulation, the surgical field of view of chamber vivo environment are clear, reduce surgical wound and surgery instrument quantity.

Description

A kind of stamp card with smog function in cleaning cavity
Technical field
The utility model relates to the instrument fields of hysteroscope Minimally Invasive Surgery, more particularly to one kind to have smog in cleaning cavity The stamp card of function.
Background technique
It can be generated in the minimally invasive endoscope-assistant surgery of clinical application, during being burnt, cut using electric knife, being stopped blooding a large amount of Sundries and smog, environment assembles a large amount of smog in the cavity, and may discharge poisonous and harmful substance, often cannot in time, have Outside effect ground discharge thoracic cavity, it is clear to seriously affect surgical field of view, interferes operation, or even completely obscure the visual field.Operating room is simple at present Single universal method is: using 2 small size stamp cards (generally No. 5 internal diameters), a stamp card provides positive pressure air inlet CO2, in addition mention For negative inspiratory pressure, while holding chamber vivo environment cleans, maintain dynamic gas balance abdomen in cavity, such as CN207708022U and The stamp card of negative inspiratory pressure is realized in the system of CN201720065185.3 patent description and CN201524061U description.It is common Solution needs out at least two to stab card position, not only increases surgical wound, while also increasing the quantity of surgery instrument.
Therefore, those skilled in the art is dedicated to developing a kind of stamp card with smog function in cleaning cavity, just It is pressed into gas and negative inspiratory pressure channel is integrated into the kinetic cleaning for realizing chamber vivo environment on a normal surgical instrument channel stamp card Circulation, what smog and poisonous and harmful substance for generating in solving the problems, such as surgical procedure can not in time, effectively be discharged Simultaneously, additionally it is possible to solve the problems, such as that cavity hatch is more, increase surgical wound, increase surgical instrument.
Summary of the invention
In view of the above drawbacks of the prior art, technical problem to be solved in the utility model is in minimally invasive endoscope-assistant surgery 2 stamp card positions are at least needed, surgical wound quantity is more, and surgery instrument quantity is more, sundries, smog in surgical procedure and has The problem outside cavity can not be discharged in malicious harmful substance in time.
To achieve the above object, the utility model provides a kind of stamp card with smog function in cleaning cavity, including Clamp, straight pipe and stamp card base assembly are stabbed, the stamp card base assembly includes stamp card pedestal and disengaging gas interface, the disengaging Gas interface is fixedly connected with the stamp card pedestal, and the stamp clamp is coaxial with the straight pipe, the stamp card base assembly Cannula structure is fixedly connected sequentially, it is described stamp clamp and the straight pipe, it is described stamp card base assembly casing sandwich passage and Center tube passage respectively together with, application when the stamp clamp be placed in inside cavity, the casing sandwich passage of the disengaging gas interface It is connected with positive pressure gas source, positive pressure air inlet is provided;Center tube passage is connected with negative pressure source, provides negative inspiratory pressure, keeps cavity Interior environment is clean simultaneously, maintains dynamic gas balance abdomen in cavity.
Further, the negative pressure suction inlet in the stamp clamp upper center tube channel is axial, and casing sandwich passage is just It is radial for pressing gas vent.
Further, the cross section of the stamp clamp, the straight pipe and the stamp card base assembly is circle.
Further, the casing sandwich passage edge of the stamp clamp and the straight pipe, the stamp card base assembly is axial It is divided into multiple channels, it is preferred that be divided into 4 channels.
Further, the casing sandwich passage edge of the stamp clamp and the straight pipe, the stamp card base assembly is axial The multiple channels separated are the equal channel of sectional area, so that positive pressure gas flow is uniformly blown into cavity centered on stabbing clamp.
Further, the barotropic gas outlet of the casing sandwich passage of the stamp clamp is provided with gas hole, is conducive to control Blowing direction processed and position, it is preferred that gas hole is rectangle.
Further, the casing sandwich passage of the stamp clamp and the logical place of gas hole pipe are additionally provided with turn-around wall, play gas Body guide functions.
Further, the stamp card pedestal is the infundibulate of flaring by the straight pipe side to the other side, so that the stamp The casing sandwich passage of card base position forms tapered positive pressure passageway, and center tube passage forms gradually expanded form negative pressure channel.
Further, the axis of the disengaging gas interface and the axis of the stamp card pedestal are orthogonal.
Further, the positive pressure gas source accessed in the casing sandwich passage of the stamp card is CO2
Compared with the existing technology, the stamp card with smog function in cleaning cavity provided by the utility model, being just pressed into Gas and negative inspiratory pressure channel are integrated on a normal surgical instrument channel stamp card, not only reduce surgery instrument quantity, together When also reduce wound quantity, only need a notch can realize chamber vivo environment kinetic cleaning circulation.
Make furtherly below with reference to technical effect of the attached drawing to the design of the utility model, specific structure and generation It is bright, to be fully understood from the purpose of this utility model, feature and effect.
Detailed description of the invention
Fig. 1 is the front view of a preferred embodiment of the utility model;
Fig. 2 is the sectional view of a preferred embodiment of the utility model;
Fig. 3 is the disengaging gas interface longitudinal sectional drawing of a preferred embodiment of the utility model;
Fig. 4 is the stamp clamp A-A transverse cross sectional view of a preferred embodiment of the utility model;
Fig. 5 is the stamp clamp longitudinal sectional drawing of a preferred embodiment of the utility model.
Wherein, 1- straight pipe, 12- straight pipe casing sandwich passage, 15- straight pipe center tube passage, 2- stab card pedestal group Part, 20- pass in and out gas interface, 22- positive pressure air inlet, 25- negative inspiratory pressure mouth, 26- stamp card base center tube passage, 27- stamp card bottom Cover for seat pipe sandwich passage, 28- stab card pedestal, and 3- stabs clamp, and 32- stabs clamp gas hole, and 321- stabs clamp gas hole turn-around wall.
Specific embodiment
Multiple preferred embodiments that the utility model is introduced below with reference to Figure of description, keep its technology contents clearer Be easy to understand.The utility model can be emerged from by many various forms of embodiments, the protection of the utility model Range is not limited only to the embodiment mentioned in text.
In the accompanying drawings, the identical component of structure is indicated with same numbers label, everywhere the similar component of structure or function with Like numeral label indicates.The size and thickness of each component shown in the drawings are to be arbitrarily shown, and the utility model is not Limit the size and thickness of each component.Apparent in order to make to illustrate, some places suitably exaggerate the thickness of component in attached drawing.
As shown in Figure 1, for the stamp card with smog function in cleaning cavity, this has the stamp of smog function in cleaning cavity Card is made of straight pipe 1, stamp card base assembly 2 and stamp clamp 3, is stabbed and is provided with disengaging gas interface 20 on card base assembly 2.
In the present embodiment, stamp clamp 3, straight pipe 1, stamp card base assembly 2 and disengaging gas interface 20 are coaxial round set Pipe structure, the periphery of disengaging gas interface 20 are evenly arranged there are four positive pressure air inlet 22, pass in and out the center tube passage of gas interface 20 There is negative inspiratory pressure mouth 25 in part;It is orthogonal for passing in and out the axis of the axis and stamp card pedestal 28 of gas interface 20;Stab 3 end of clamp End has radial gas hole 32.
There is position when the stamp card work of smog function in cleaning cavity Fig. 2 shows the utility model and positive and negative calm the anger Body mobility status.As shown in Fig. 2, in application, stamp clamp 3 is placed in inside cavity, the casing sandwich passage 22 of disengaging gas interface 20 Be connected with positive pressure gas source, positive pressure gas source provide positive pressure air inlet, successively via disengaging gas interface 20 casing sandwich passage 22, Casing sandwich passage 27, the casing sandwich passage 15 of straight pipe 1 of stamp card pedestal 28 are admitted to inside cavity;Pass in and out gas interface 20 Center tube passage 25 be connected with negative pressure source, under the action of negative pressure source, in cavity in operation the smog that generates and chip according to It is secondary via stamp clamp 3 center tube passage 15, stab card pedestal 28 center tube passage 26, pass in and out gas interface 20 center tube passage 25, it is taken away by negative pressure source;The process can maintain dynamic gas balance abdomen in cavity while holding chamber vivo environment cleans;
In the present embodiment, stabbing card pedestal 28 from straight pipe side to the other side is the infundibulate of flaring, so that the stamp card bottom Casing sandwich passage at seat forms tapered positive pressure passageway, and center tube passage forms gradually expanded form negative pressure channel, and the structure is advantageous In the effect of smog in the flowing velocity for accelerating input and output gas, further the utility model enhancing cleaning cavity;It stabs on clamp 3 The negative pressure suction inlet of heart tube passage 15 be it is axial, it is radial for stabbing the barotropic gas outlet 32 of casing sandwich passage 12 on clamp 3 's.
Fig. 3 is detailed show the utility model have smog function in cleaning cavity stamp card stamp card pedestal 2 and into The flow direction of positive/negative-pressure gas at outlet interface 20.As shown in figure 3, negative-pressure gas blocks via stamp under the action of negative pressure source The center tube passage 26 of pedestal 28, the center tube passage 25 for passing in and out gas interface 20, are taken away by negative pressure source;In the effect of positive pressure gas source Under, barotropic gas is admitted to via the casing sandwich passage 22 of disengaging gas interface 20, the casing sandwich passage 27 of stamp card pedestal 28.
As shown in figure 4, A-A horizontal section stamp 3 center tube passage 15 of clamp, interlayer sleeve channel 12 and phase is shown in detail The structure of corresponding inflatable mouth 32.
In the present embodiment, interlayer sleeve channel 12 is separated into the equal interlayer sleeve channel 12, In of four passage sections At the Section A-A for stabbing clamp 3, each interlayer sleeve channel 12 is correspondingly arranged a rectangle gas hole 32, gas hole 32 it is through-flow Area is less than the flow area of corresponding interlayer sleeve channel 12.
As shown in figure 5, turn being arranged at stamp 3 interlayer sleeve channel 12 of clamp and corresponding inflatable mouth 32 is shown in detail To the structure of wall 321, which is conducive to positive pressure gas flow uniformly to blow into cavity centered on stabbing clamp 3.
In the present embodiment, blowing into the intracorporal barotropic gas of chamber is CO2
In application, stamp clamp 3 is placed in inside cavity;Pass in and out the casing sandwich passage 22 and positive pressure gas source phase of gas interface 20 It connects, the air inlet of positive pressure gas source offer positive pressure, in the present embodiment, the air inlet of positive pressure is along axial direction successively via on disengaging gas interface 20 4 uniformly distributed casing sandwich passages 27 in 4 uniformly distributed casing sandwich passages 22, stamp card pedestal 28, on straight pipe 14 it is uniformly distributed Casing sandwich passage 12, in the end of stamp clamp 3 after the steering of corresponding 321 water conservancy diversion of turn-around wall, from logical with each casing interlayer It is blown out at the corresponding gas hole 32 in road 12, is radially admitted to inside cavity;The air-flow come out from 4 gas holes 32 is in vivo Circulation, carries the smog generated in cavity surgical procedure and chip, is turned back to stamp 3 end of clamp;It passes in and out in gas interface 20 Heart tube passage 25 is connected with negative pressure source, under the action of negative pressure source, carries the smog generated in cavity surgical procedure and cuts The air-flow of bits successively connects via the center tube passage 15 of stamp 3 end of clamp, the center tube passage 26 of stamp card pedestal 28, disengaging gas The center tube passage 25 of mouth 20, is taken away by negative pressure source;The course of work of the utility model is clean in holding chamber vivo environment Meanwhile dynamic gas balance abdomen in cavity can be maintained.
The preferred embodiments of the present invention have been described in detail above.It should be appreciated that this field ordinary skill without It needs creative work according to the present utility model can conceive and makes many modifications and variations.Therefore, it is all in the art Technical staff passes through logical analysis, reasoning, or a limited experiment according to the design of the utility model on the basis of existing technology can It, all should be within the scope of protection determined by the claims with obtained technical solution.

Claims (10)

1. a kind of stamp card with smog function in cleaning cavity, which is characterized in that including stamp clamp, straight pipe and stamp card pedestal Component, the stamp card base assembly include stamp card pedestal and disengaging gas interface, and the disengaging gas interface and the stamp card pedestal are solid Fixed connection, the stamp clamp and the straight pipe, the stamp card base assembly are coaxial sleeve structure, are fixedly connected sequentially, The stamp clamp and the straight pipe, the casing sandwich passage of the stamp card base assembly and center tube passage are respectively together with institute It states stamp clamp and is placed in inside cavity in application, the casing sandwich passage of the disengaging gas interface is connected with positive pressure gas source, in Heart tube passage is connected with negative pressure source.
2. the stamp card with smog function in cleaning cavity as described in claim 1, which is characterized in that on the stamp clamp The negative pressure suction inlet of heart tube passage be it is axial, the outlet of the barotropic gas of casing sandwich passage is radial.
3. the stamp card with smog function in cleaning cavity as described in claim 1, which is characterized in that the stamp clamp, institute The cross section for stating straight pipe and the stamp card base assembly is circle.
4. the stamp card with smog function in cleaning cavity as claimed in claim 2, which is characterized in that the stamp clamp and institute State straight pipe, the casing interlayer channel partition of the stamp card base assembly is multiple axial passages.
5. the stamp card with smog function in cleaning cavity as claimed in claim 4, which is characterized in that the stamp clamp and institute State straight pipe, multiple channels that the casing interlayer channel partition of the stamp card base assembly goes out are that the equal axial direction of sectional area is logical Road.
6. the stamp card with smog function in cleaning cavity as claimed in claim 2, which is characterized in that the set of the stamp clamp The barotropic gas outlet of pipe sandwich passage is set as gas hole.
7. the stamp card with smog function in cleaning cavity as claimed in claim 6, which is characterized in that the set of the stamp clamp Pipe sandwich passage and gas hole pipe lead to place and are additionally provided with turn-around wall.
8. the stamp card with smog function in cleaning cavity as described in claim 1, which is characterized in that the stamp card pedestal by The straight pipe side to the other side be flaring infundibulate so that it is described stamp card base position casing sandwich passage formed it is tapered The positive pressure passageway of shape, center tube passage form gradually expanded form negative pressure channel.
9. the stamp card with smog function in cleaning cavity as described in claim 1, which is characterized in that the disengaging gas interface Axis and it is described stamp card pedestal axis be orthogonal.
10. the stamp card with smog function in cleaning cavity as described in claim 1, which is characterized in that the set of the stamp card The positive pressure gas source accessed in pipe sandwich passage is CO2
CN201920093478.1U 2019-01-21 2019-01-21 A kind of stamp card with smog function in cleaning cavity Active CN209713005U (en)

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Application Number Priority Date Filing Date Title
CN201920093478.1U CN209713005U (en) 2019-01-21 2019-01-21 A kind of stamp card with smog function in cleaning cavity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920093478.1U CN209713005U (en) 2019-01-21 2019-01-21 A kind of stamp card with smog function in cleaning cavity

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Publication Number Publication Date
CN209713005U true CN209713005U (en) 2019-12-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112120764A (en) * 2020-09-23 2020-12-25 安徽医科大学第一附属医院 Multifunctional laparoscopic surgery trocar and using method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112120764A (en) * 2020-09-23 2020-12-25 安徽医科大学第一附属医院 Multifunctional laparoscopic surgery trocar and using method thereof

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