CN208625828U - A kind of device taken out for foreign bodies in digestive tract - Google Patents

Abstract

The utility model discloses a kind of devices taken out for foreign bodies in digestive tract, are related to clinical treatment equipment technology field.It includes outer tube, and difference sliding sleeve is equipped with the first, second conduit in outer tube.Wherein the first catheter proximal end is connected with umbrella and extracts structure, and umbrella extracts structure with magnetic part, and the second catheter proximal end is connected with the air bag of inflatable/filling liquid body；Valve is installed on the second conduit, is had in handle hollow for inflating or the channel of filling liquid body.The beneficial effects of the utility model are: can safely, quickly by foreign body in the digestive tract, and prevent foreign matter from falling, avoid loss alimentary canal, protect patient from secondary injury, operation quickly, simple, safety.

Description

A kind of device taken out for foreign bodies in digestive tract

Technical field

The utility model belongs to Gastroenterology dept.'s the field of medical instrument technology, and in particular to one kind takes out foreign matter from alimentary canal Instrument.

Background technique

People are after the cylindrical foreign matter for eating surface relative smooth by mistake enters in vivo, cannot be from disappearing since people's pylorus is small Change road to naturally drain in vitro, and if Direct Surgery, it can be very big to injury of human.

Another solution is to utilize digestive endoscopy, but since foreign matter is cylinder, surface is smooth to be difficult to clamp；I.e. Make to clamp, when digestive endoscopy conduit and foreign matter arrive the first stenosis of intelligent's esophagus together, since the diastole of cricopharyngeus acts on, also can Foreign matter is blocked to make it difficult to take out.

Because a kind of tool convenient for taking out the smooth cylindrical foreign matter in surface out of human body of the invention is particularly important.

Utility model content

The purpose of this utility model first is that the cylindrical foreign matter for solving the problems, such as that surface is smooth in the prior art is difficult to take out, And reduce injury to alimentary tract, clamping process safety, quickly.

To solve the above problems, the utility model provides a kind of foreign bodies in digestive tract withdrawing device, it includes outer tube, housing Sliding sleeve is equipped with the first, second conduit respectively in pipe.Wherein the first catheter proximal end be connected with can shrink and opening state it Between the umbrella converted extract structure, the second catheter proximal end is connected with the air bag of inflatable/filling liquid body；It is installed on second conduit There is a valve, handle has in handle hollow for inflating or the channel of filling liquid body.

First catheter proximal end is connected with the umbrella that can be converted between contraction and softened state and extracts knot Structure, umbrella, which extracts structure, has several umbrella frames and cross-brace muscle with structure, and umbrella, which extracts structure, can use this field Well known structure and control method are turned between opening and contraction state under the action of operation handle and sliding sleeve It changes, umbrella, which extracts structure, can have certain magnetism, convenient for carrying out magnetic absorption, fixation to the foreign matter with metal structure.

Second conduit is inflatable conduit, and front end is connected with the air bag of inflatable/filling liquid body, and rear end is communicated with valve Door and handle have in handle hollow for inflating or the channel of filling liquid body.

Further, outer tube is divided into two independent chambers, keeps the first conduit, the second conduit sliding in chamber respectively It is dynamic.

Further, the rear portion of the second conduit is also connected with pressure gauge.

The air bag can be converted between expansion and contraction state, further optimize the technical program, and air bag can To have sunk structure on surface, this sunk structure can preferably be accepted foreign matter in the expanded state.

Compared with prior art, the utility model at least has the following beneficial effects or advantage:

1. this foreign bodies in digestive tract withdrawing device provided by the utility model, can make to be clipped at alimentary canal fold or stomach The smooth cylindrical foreign matter in interior surface passes through umbrella first to be extracted structure and carries out tentatively fixed, and swelling gasbag is accepted in lower section, Play the role of the second protection for preventing foreign matter from falling, the magnetic texure that umbrella extracts structure can be further to there are metals The foreign matter of structure carries out magnetic absorption, fixation, and preferably foreign matter is fixed；

2. successfully covering taking foreign body when umbrella extracts structure, since lower section swelling gasbag has expanded alimentary canal, foreign matter can be made Taking-up process, safety, quickly, smoothly, avoids foreign matter or other instruments secondary damage caused by alimentary canal, while also preventing at any time Only foreign matter is secondary falls；

3., can be right due to the undertaking of the air bag of lower section expansion when umbrella, which extracts structure, to fix or fix unsuccessfully Foreign matter is wrapped up, transport, and foreign matter causes secondary damage to alimentary canal during avoiding foreign body failure and taking out.

Detailed description of the invention

The utility model is described in further details below with reference to attached drawing.

Fig. 1 is the overall structure diagram of the utility model.

Fig. 2 is airbag structure top view.

Fig. 3 is airbag structure side view.

Fig. 4 is that umbrella extracts structure and struts schematic diagram.

Fig. 5 is that umbrella extracts structure closure schematic diagram.

Description of symbols: 1. outer tubes；2. the second conduit；3. the first conduit；4. sliding sleeve；5. umbrella extracts knot Structure；6. air bag；7. operation handle；8. valve；9. handle；10. pressure gauge；11. recess；12. umbrella frame；13. cross-brace muscle.

Specific embodiment

Embodiment 1:

The present embodiment provides a kind of foreign bodies in digestive tract withdrawing devices, and in conjunction with shown in Fig. 1-Fig. 5, including it includes outer tube 1, It is divided into two independent chambers in outer tube 1, difference sliding sleeve is equipped with the first conduit 3, the second conduit in two independent chambers 2.Wherein 3 front end of the first conduit is connected with the umbrella that can switch between opening or contraction state and extracts component 5, the second conduit 2 front ends are connected with the air bag 6 of inflatable/filling liquid body；Valve 8, handle 9 are installed, handle 9 passes through connection outside on second conduit Gas source or fluid supply fill/air-breathing body or liquid to air bag, make institute by inner hollow for inflating or the channel of filling liquid body The air bag stated can be converted between expansion and contraction state.

First conduit, 3 front end is connected with the umbrella that can be converted between contraction and opening state and extracts knot Structure, 3 outer cover of the first conduit are equipped with sliding sleeve 4, and umbrella extracts the front end of component as the umbrella-shaped structure of similar umbrella, if by Dry umbrella frame 12 and several cross-brace muscle 13 are constituted, and umbrella frame 12 is made of pivotable steel wire, and umbrella frame is by two parts knot for pivoting Structure is joined together to form, and is divide into upper part and lower part, and one end of the lower part of umbrella frame is fixedly connected with sliding sleeve, upper part One end flocks together, and the umbrella for forming round blunt extracts the distal end of component, in the process that axis moves along longitudinal direction of sliding sleeve 4 In, umbrella frame 12 is pivoted and then is in opening or contraction state, partially avoids pivot part on cross-brace muscle 13 and umbrella frame 12 Position can be used the modes such as welding at the position of lateral cross and reinforce lateral cross formation reticular structure, covers taking foreign body, avoid foreign matter It falls.

At the fold in patient digests when foreign body, the air bag 6 of original state is not inflated, and umbrella Shape extracts component 5 and contraction state is presented, and the utility model is moved at patient's body foreign matter by scope, is in air bag 6 The underface of foreign matter, umbrella extract the appropriate location that component 5 is near foreign matter.At this point, air bag 6 is inflated, meanwhile, Umbrella is extracted component 5 and is extracted to foreign matter, if foreign matter has metal parts, the magnetism of component can also be extracted using umbrella Component further carries out magnetic attraction to foreign matter, when extracting successfully, passes through control operation handle 7 and mobile sliding sleeve 4 It shrinks umbrella and extracts component 5, tightly set locks foreign matter.At this point, by slide the second conduit 2 make its extract with umbrella component 5 with And foreign matter contact, carry out being protected from that foreign matter is secondary to fall off below foreign matter, to air bag 6 by valve 8 carry out it is appropriate discharge water/ Bleed air operation, and then the conciliation of the size to air bag 6 retract outer tube 1 or the side by outer tube convenient for wrapping foreign matter It helps foreign body.And when umbrella is extracted component 5 and extracted unsuccessfully, foreign matter is fallen on the air bag 6 of expansion, is held to foreign matter It connects ,/the bleed air operation appropriate that discharges water can be carried out by valve 8 to air bag 6 at this time, and then foreign matter is wrapped, retract housing Pipe 1 or by outer tube help by foreign body.

Embodiment 2:

When patient needs to carry out the foreign body in stomach, the air bag 6 of original state is not inflated, and umbrella extracts portion Contraction state is presented in part 5, and the utility model is moved at patient's foreign body in stomach by scope, so that umbrella is extracted component 5 and is in Appropriate location near foreign matter.Foreign matter is extracted at this point, umbrella extracts component 5, if foreign matter has metal parts, also It can use umbrella and extract the magnetic part of component magnetic attraction further is carried out to foreign matter and pass through control when extracting successfully Operation handle 7 processed and mobile sliding sleeve 4 shrink umbrella and extract component 5, and tightly set locks foreign matter.At this point, being filled to air bag 6 Gas operation, and make that it extracts component 5 with umbrella and foreign matter contacts by sliding the second conduit 2, it is protected below foreign matter Shield prevents foreign matter is secondary from falling off, and due to the dilating effect of air bag, can smoothly pass through the first stenosis of esophagus, overcome ring Foreign matter is taken out in the effect for swallowing flesh.

Further, air bag 6 can have the air bag of 11 structures 10 of recess for surface, can preferably accept foreign matter, prevent Only foreign matter is secondary falls.

Further, it can be the magnetic being arranged on umbrella frame 12, cross-brace muscle 13 that umbrella, which extracts the magnetic part of component 5, Property element or umbrella frame 12, cross-brace muscle 13 itself are made of magnetisable material.

Entire housing length of tube is 30-45cm, and internal diameter 8-15mm, the volume of air bag is 3-8ml.

Outer tube is made of medical stainless steel or medical macromolecular materials, and air bag is made of medical grade rubber, and first Medical macromolecular materials with certain flexibility, medical can be used in conduit, the second conduit, sliding sleeve, umbrella frame, cross-brace muscle Memory metal etc. is made.

Exemplified as above is only to the utility model for example, not constituting to the protection scope of the utility model Limitation, it is all to be belonged within the protection scope of the utility model with the same or similar design of the utility model.

Claims (8)

1. a kind of device taken out for foreign bodies in digestive tract, it is characterised in that: including outer tube (1), slided respectively in outer tube It is arranged with the first conduit (3), the second conduit (2), wherein the first conduit (3) front end, which is connected with umbrella, extracts structure (5), second is led Pipe front end is communicated with the air bag (6) of inflatable/filling liquid body；Valve (8) are installed, valve rear end is connected with handle on the second conduit (9), have in handle (9) it is hollow for inflate or the channel of filling liquid body, umbrella, which extracts structure, has several umbrella frames (12), and Cross-brace muscle (13), umbrella extract structure (5) can under the action of operation handle (7) and sliding sleeve (4) open and It is converted between contraction state.

2. the device that foreign bodies in digestive tract according to claim 1 takes out, it is characterised in that: the surface of air bag (6) is equipped with recessed It falls into (11).

3. the device that foreign bodies in digestive tract according to claim 1 takes out, it is characterised in that: outer tube (1) is divided into two solely Vertical chamber slides the first conduit (3), the second conduit (2) in chamber respectively.

4. the device that foreign bodies in digestive tract according to claim 1 takes out, it is characterised in that: the upper connection of the second conduit (2) There is pressure gauge.

5. the device that foreign bodies in digestive tract according to any one of claims 1-4 takes out, it is characterised in that: umbrella extracts structure (5) also there is the magnetic part that can attract metal.

6. the device that foreign bodies in digestive tract according to claim 5 takes out, it is characterised in that: umbrella extracts the magnetic of structure (5) Property component is the magnetic element being separately provided on umbrella frame (12), cross-brace muscle (13).

7. the device that foreign bodies in digestive tract according to claim 5 takes out, it is characterised in that: umbrella frame (12), cross-brace muscle (13) it itself is made of magnetisable material.

8. according to claim 1-4, device that any foreign bodies in digestive tract takes out in 6-7, it is characterised in that: outer tube (1) length is 30-45cm, and internal diameter 8-15mm, the volume of air bag is 3-8ml.