CN206700507U - A kind of hysterography fluid injection pipeline - Google Patents

Abstract

The utility model discloses a kind of hysterography fluid injection pipeline, fluid injection connecting tube (2) including being responsible for and being arranged on the supervisor rear end, main chamber passage (4) is provided with the supervisor, main chamber passage (4) is connected with the fluid injection connecting tube (2)；It is characterized in that, an anti-backflow perforate (8) is molded on the main chamber passage (4) of described supervisor (1) front end, when the liquid filling pressure in main chamber passage (4) is more than intrauterine pressure, the anti-backflow perforate (8) is opened, the fluid injection outflow in main chamber passage (4).Front end of the utility model on main chamber passage sets an anti-backflow perforate, only when the pressure being injected in main chamber passage is more than intrauterine pressure, anti-backflow perforate can just opened, fluid injection is pushed into uterine cavity；After injection is stopped, anti-backflow perforate can be in closure state, and adverse current occurs so as to avoid intrauterine medicine.

Description

A kind of hysterography fluid injection pipeline

Technical field

The utility model, which relates to, belongs to technical field of medical instruments, and in particular to a kind of hysterography fluid injection pipeline.

Background technology

In recent years, the women of child-bearing age are infertile increases year by year, and wherein salpingemphraxis factor is the most important cause of disease, is particularly existed Ratio may be up to 66.67% in secondary infertility.Tubal patency inspection method is a lot, including imageological examination, fallopian tubal Logical liquid and coaxial falloposcopy celioscopy, imageological examination include hysterosalpingography, Hysterosalpingocontrast sonography etc..It is defeated The logical liquid of oviduct is simple and easy to do, but larger blindness and inaccuracy be present, currently as a kind of primary dcreening operation means.Laparoscope is looked at straight Lower hydrotubation inspection is presently believed to be most reliable inspection method, but because the invasive and price of celioscopy is held high It is expensive, it is more likely at present as treatment means.The Hysterosalpingocontrast sonography developed in recent years is also according to the full palace of pressurization Chamber radiography, but ultrasonoscopy compares for clinician and taken out as not readily understood.And traditional hysterosalpingography (Hysterosalpingography, HSG) can show uterine cavity and the full and unobstructed situation of fallopian tubal form, contrast medium, image one Mesh is clear, and is still the preferred inspection method and goldstandard for diagnosing Infertility caused by fallopian tube obstruction at present.But due to this reviewing party Method is operated under x-ray, has radiation injury to doctor, patient.

The single saccule used in uterus angiography tube is provided with flexible pipe without injection control valve silica gel angiography tube, including flexible pipe at present Tube core, hose end are provided with two branched pipes, and two passages are provided with flexible pipe, are extended respectively in branched pipe, described two Individual passage is arranged in tube core, and one of passage is provided with the fluid hole passed to outside flexible pipe, and another passage passes to flexible pipe outer wall The sacculus of the wrapping hose main body of setting.In use, the head end of hose main body is inserted in uterine neck first, when sacculus enters uterus After chamber, by inflation inlet to inflated, because having a diameter larger than cervical canal without deviating from after balloon expandable, then pass through note again Liquid pipe is checked to intrauterine injection medicine.The problems of be：For the small patient of uterine cavity, because pressure increases during injection And bend angiography tube head end, cause to block interstitial tubal so that with oviductus lateralis do not develop and cause false positive；While by In no control valve, doctor can not leave operating room after injecting medicine, virtually add the risk of doctor and patient's raying.

Double sacculus angiography tubes in the market are three lumens, and injection, double sacculus are independent cavity, using rigid plastics Material, this angiography tube price is higher, and appearance is complicated, in case of emergency, doctor may mix up and note medicine in operating process Entering sacculus causes sacculus to rupture, if sacculus ruptures especially in uterine cavity, it is necessary to renew pipe again.Although double sacculus, single saccule " apple " shape is used, because uterine neck length of tube has individual difference, if sacculus can cause play when being located at gas injection in cervical canal Bitterly, nullipara can even cause painful to be suffered a shock.

Utility model content

Technical problem to be solved in the utility model is to be directed to above-mentioned the deficiencies in the prior art, there is provided a kind of structure is set Meter is simple, and manufacturing cost is low, and intrauterine decoction can be prevented to be back to a kind of hysterography fluid injection pipeline in fluid injection pipeline.

In order to solve the above technical problems, the utility model adopts the following technical scheme that：

A kind of hysterography fluid injection pipeline, including it is responsible for and is arranged on the fluid injection connecting tube of the supervisor rear end, the master Main chamber passage is provided with pipe, main chamber passage is connected with the fluid injection connecting tube；The master positioned at the supervisor front end An anti-backflow perforate is molded on chamber passage, when the liquid filling pressure in main chamber passage is more than intrauterine pressure, the anti-backflow Perforate is opened, the fluid injection outflow in main chamber passage.

The anti-backflow perforate is one kind in in-line hole, T-shaped hole, cruciform vent and Y shape hole.

The anti-backflow perforate takes shape in the side of main chamber passage, its 3-5mm apart from the front end of the supervisor.

The anti-backflow perforate is provided with two, and its front end along the supervisor is circumferentially equally arranged.

The supervisor and fluid injection connecting tube are silica gel material.

A syringe adapter is connected in the fluid injection connecting tube.

Compared with prior art, the utility model has the advantages that：

(1) front end of the utility model on main chamber passage sets an anti-backflow perforate, only when being injected to main chamber passage In pressure when being more than intrauterine pressure, anti-backflow perforate can just opened, fluid injection is pushed into uterine cavity；After injection is stopped, preventing Closure state can be in by flowing backwards perforate, adverse current occur so as to avoid intrauterine medicine, the doctor after injection may exit off behaviour Make room, so as to avoid the risk of doctor's raying, and patient can directly carry out taking the photograph piece without being observed under fluoroscopy, Reduce dose of radiation,

(2) the utility model cost is cheap, simple to operate, easy to use, and controllability is strong, and it is accurate to be favorably improved diagnosis Rate, it is easy to popularization and application in industry.

Brief description of the drawings

Fig. 1 is the structural representation of the double sacculus hysterography water service pipes of the utility model two-chamber；

Fig. 2 is the first anti-backflow perforate cross section structure schematic diagram provided by the utility model；

Fig. 3 is second of anti-backflow perforate cross section structure schematic diagram provided by the utility model；

Fig. 4 is the third anti-backflow perforate cross section structure schematic diagram provided by the utility model；

Fig. 5 is the 4th kind of anti-backflow perforate cross section structure schematic diagram provided by the utility model.

Description of reference numerals：

1- is responsible for；2- fluid injection connecting tubes；3- inflates connecting tube；4- main chamber passages；5- balloon cavity passages；The sacculus of 6- first； The sacculus of 7- second；8- anti-backflow perforates；9- clamping devices；10- syringe adapters.

Embodiment

The utility model is made with embodiment below in conjunction with the accompanying drawings and being described in further detail.

As shown in figure 1, the utility model provides a kind of bipartite uterus radiography water service pipe, including it is responsible for 1 and is arranged on master The fluid injection connecting tube 2 and inflation connecting tube 3 of pipe rear end, are provided with mutually isolated main chamber passage 4 and balloon cavity passage in supervisor 5, wherein main chamber passage 4 is connected with fluid injection connecting tube 2, and balloon cavity passage 5 is connected with inflation connecting tube 3, before supervisor 1 End is provided with the sacculus being connected with balloon cavity passage 5；Shaping one is opened with anti-backflow on the main chamber passage 4 of 1 front end of supervisor The liquid outlet 8 in hole, when the liquid filling pressure in main chamber passage 4 is more than intrauterine pressure, anti-backflow perforate is opened, in main chamber passage 4 Fluid injection outflow.One liquid outlet 8 is set by the front end on main chamber passage 4, only when the pressure being injected in main chamber passage 4 During more than intrauterine pressure, anti-backflow perforate can just opened, fluid injection is pushed into uterine cavity；After injection is stopped, anti-backflow perforate Closure state can be in, adverse current occurs so as to avoid intrauterine medicine, the doctor after injection may exit off operating room, avoid The risk of doctor's raying.Supervisor 1, fluid injection connecting tube 2 and inflation connecting tube 3 are preferably made of silica gel material.

Fig. 2 show cross anti-backflow perforate provided by the utility model, it is illustrated that structure is in opening.

Fig. 3 is in-line pore structure provided by the utility model, it is illustrated that structure is in closure state, when to main chamber passage When decoction is injected in 4, it is made due to being responsible for of flexible material, in the presence of liquid filling pressure, anti-backflow perforate can form one The gap of individual in-line, decoction can flow out from this gap；When stopping injection, in-line gap closure, the medicine in uterine cavity is prevented Liquid is back in main chamber passage.

Fig. 4 and Fig. 5 is Y shape hole provided by the utility model and T-shaped hole, is certainly not limited to the utility model and provides State anti-backflow open-celled structure, or other shapes of perforate, such as semicircular arc etc., just repeat no more here.

Preferably, liquid outlet 8 can be taken shape in the side of main chamber passage 4, the front end 3-5mm positions of its distance supervisor.

Multiple liquid outlets 8 can also be set in the cavity wall of main chamber passage 4, and its front end along supervisor 1 is circumferential equally Arrangement.

In order to avoid sacculus gas leakage, the utility model preferably sets a clamping device 9 in inflation connecting tube 3, when to After filling gas in balloon cavity passage, clamped by clamping device 9 by connecting tube 3 is inflated, prevent gas from being let out in inflatable end Gas phenomenon.One same clamping device 9 is also set in fluid injection connecting tube simultaneously in the utility model, it is intrauterine for preventing Dual fail-safe effect is played in decoction backflow.

Specifically, before syringe is not removed, connecting tube and fluid injection connecting tube are inflated still in sealing state, using folder Tight device clamps inflation connecting tube and fluid injection connecting tube, and closed inflation connecting tube and fluid injection connecting tube, then remove note again again Emitter, so as to avoid the decoction backflow in inflation connecting tube gas leakage and fluid injection connecting tube.

Clamping device therein is a control valve, and pressure release can be carried out to sacculus by being opened by control valve, take out uterine cavity Interior sacculus, it is easy to operate.Here control valve is prior art, and just no longer this is described in detail here.

In order to prevent the rapid expansion positioned at sacculus in uterine cavity, avoid causing suffering to patient, sacculus therein includes gas It is in time interval to flow the first sacculus 6 and the second sacculus 7 of connection, the first sacculus 6 and the second sacculus 7 along 1 length direction is responsible for Set.First sacculus 6 therein is close to liquid outlet, and when carrying out uterine cavity inspection or treatment, the first sacculus 6 is located in uterine cavity, and the Two sacculus 7 are located at outside uterine neck, and the position between two sacculus belongs to screens fixed position, can play good fixation；Right During two sacculus gas injections, because intrauterine pressure acts on, the second sacculus outside uterine neck can leading gas injection, due to double balloon interiors UNICOM, gas can be gradually filled with positioned at intrauterine sacculus, it is gradually expanded, operating personnel can be located at uterine neck by observation The inflated condition of outside sacculus, is pointed to intrauterine inflated state and makes accurate judgement, when slow down gas injection significantly The rate of expansion of sacculus in uterine cavity, the patient caused by the hurried increase of the first balloon pressure produces tear uterine neck can be avoided acute Bitterly, simultaneously because two sacculus use arc-shaped transition structure, the screens portion of arc is formed, is adapted to cervical anatomy form, balloon expandable When fitted well with uterine neck wall, favourable therapeutic.

Screens minister degree between the sacculus 7 of first sacculus 6 and second therein is 4-6cm, the preferred 5cm of the utility model. The first sacculus 6 after inflation formed ">" shape structure, the second sacculus 7 formed "<" shape structure, formed after the conducting of the two air-flow "><” Shape structure, as shown in Figure 1.

For the ease of sacculus gas injection and to main chamber passage fluid injection, connected respectively in fluid injection connecting tube 2 and inflation connecting tube 3 One syringe adapter 10, syringe adapter 10 are arranged on the back-end location of control valve.

The utility model is used in combination by anti-backflow perforate, double sacculus, clamping device so that doctor can be with after injection Leave operating room to carry out taking the photograph piece, avoid the radiation that doctor is unnecessary, and patient is without being observed under fluoroscopy, can be direct Carry out taking the photograph piece, reduce dose of radiation, while medicine will not backflow into angiography tube influence image quality, can also be with the presence of pressure pair The fallopian tubal of slight adhesion still has impulsive force to reach again logical purpose；There is provided structure has that cost is cheap, simple to operate, user Just, controllability is strong, is favorably improved accuracy rate of diagnosis, is easy to popularization and application in industry.

Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or Among changing still in the protection domain of technical solutions of the utility model.

Claims (6)

1. a kind of hysterography fluid injection pipeline, including supervisor (1) and the fluid injection connecting tube (2) for being arranged on the supervisor rear end, institute State in supervisor and be provided with main chamber passage (4), main chamber passage (4) is connected with the fluid injection connecting tube (2)；Characterized in that, An anti-backflow perforate (8) is molded on the main chamber passage (4) of described supervisor (1) front end, when in main chamber passage (4) Liquid filling pressure when being more than intrauterine pressure, the anti-backflow perforate (8) is opened, the fluid injection outflow in main chamber passage (4).

2. hysterography fluid injection pipeline according to claim 1, it is characterised in that the anti-backflow perforate is in-line One kind in hole, T-shaped hole, cruciform vent and Y shape hole.

3. hysterography fluid injection pipeline according to claim 2, it is characterised in that the anti-backflow perforate takes shape in described The side of main chamber passage (4), its 3-5mm apart from the front end of the supervisor.

4. hysterography fluid injection pipeline according to claim 3, it is characterised in that the anti-backflow perforate (8) is provided with two Individual, its front end along the supervisor (1) is circumferentially equally arranged.

5. hysterography fluid injection pipeline according to claim 1, it is characterised in that the supervisor (1) and fluid injection connecting tube (2) it is silica gel material.

6. according to any described hysterography fluid injection pipelines of claim 1-5, it is characterised in that the fluid injection connecting tube (2) One syringe adapter of upper connection (10).