CN212755601U - Lower attached wing type instant-destroying vaginal dilator for operation - Google Patents

Abstract

The utility model discloses a lower attached wing type instant-destroying vaginal dilator for operation, which comprises an upper dilating slice comprising an upper wing and a pressing handle, and a lower dilating slice comprising a lower wing and a holding handle, wherein the inner surface of the lower wing is provided with a lower attached wing, the upper dilating slice and the lower dilating slice are fixed by a dilating and positioning device, the vaginal dilator also comprises a lower attached wing arranged on the lower dilating slice, the lower attached wing divides a main body into a front section and a rear section, the front section comprises a main body 06-1A, a concave joint, a pipe joint and a buckle, and a main body 06-1A channel, the rear section comprises a main body 06-1B, the edge of the cover plate is provided with a cover plate groove, the cover plate groove is provided with a clamping nail hole, the cover plate is arranged on the cover plate groove, the clamping nail on the cover plate is matched with the clamping nail hole on the cover plate groove, a channel of the main body 06-1B is arranged in the cover plate, the front part of the cover plate is provided with N openings, the rear end of the main body 06-1B is provided with a convex joint which is connected with a concave joint at the front end of the main body 06-1A to connect the front section and the rear section into a whole; the grab handle is provided with an instant-destroying device for the buckle to be installed in the instant-destroying hole, and the upper and lower expansion pieces are fixed by the spiral expansion positioning instant-destroying device.

Description

Lower attached wing type instant-destroying vaginal dilator for operation

Technical Field

The utility model relates to a medical appliance vaginal speculum for obstetrics and gynecology department, in particular to a lower attached wing type instant-destroying vaginal dilator for operation.

Background

A vaginal speculum, also known as a vaginal dilator and a speculum, is a common examination and operation instrument for obstetrics and gynecology department and family planning department. Used for dilating the vagina to expose the examination site or the operation site. Before the eighties's century in the twentieth century, our country has not used a disposable vaginal speculum but used an expensive spiral metal vaginal speculum, and through domestic and foreign literature search, the U.S. patent office recorded that in 1949 a colposcope "vaginal speculum" invented by John l.marco, (patent No. 2544932), the colposcope in that year actually was a vaginal speculum, the expansion fixing device consisted of a nut and a screw, and one vaginal speculum had dozens of parts, metal materials, high cost, time-consuming operation, and after use, it was used in the next patient after cleaning and high-temperature sterilization, and had the hidden danger of cross infection of iatrogenic diseases, until 1989, the national intellectual property office recorded that a disposable aseptic vaginal dilator was created by the warrior of the university of wenzhou medical science in our country (the patent name is "vaginal dilator patent No. 891083928"), the entire vaginal speculum is simplified to a total of only two components together with the dilation fixture: an upper expansion piece with a hook and a lower expansion piece with a buckle form a complete vaginal speculum, which can achieve 11 parts of an examination type speculum originally invented by Americans, and 9 parts of an operation type speculum can enable the opening angle of the upper wing and the lower wing to achieve the function of more than 40 degrees, and the angle of more than 40 degrees is clinically beneficial, and relates to the safety and effectiveness of medical instruments.

With the rapid popularization of electronic colposcopy in recent years, a certain number of women with cervical diseases need to adopt ring-shaped electrotomy (LEEP), and harmful smoke with a scorched and smelly throat is generated during operation, so that the health of doctors and patients is affected, and the sight of the doctors is blurred.

Chinese patent application 200810107219.6 discloses a disposable smoke-discharging type vaginal dilator with double wings and a manufacturing method thereof, which comprises an upper leaf and a lower leaf, wherein the inner side of the upper leaf is provided with a smoke-discharging pipe communicated with a smoke-discharging device, and the upper leaf and the lower leaf are provided with elastic silica gel sleeve wings or elastic wing-shaped wings or accordion-type folding wings. The wings are intended to prevent the exposed vaginal wall between the upper and lower wings from being blocked by the risk of burning and possibly not acting to distend the vaginal wall during operation with the LEEP knife. The upper wing is provided with a smoke extraction pipe, the smoke extraction pipe is provided with a sealed pipe at the periphery except two ends of the smoke extraction pipe are communicated, a cover plate is not arranged, the cover plate can be opened, and an operator cannot mount miniature instruments such as an LED (light emitting diode) and the like and a camera under direct vision.

Chinese patent application 00232603.5 discloses a "buckled disposable vaginal speculum", the inboard of the nearly root of peeping page or leaf is equipped with the electric light source of taking leading-out line and joint on going up, and electric light source and lamp stand can adopt screw connection, and peep down and be equipped with on the handle and remove the tobacco pipe, the lower extreme that removes the tobacco pipe passes through the hose and meets with the vacuum suction pipe, wherein it can make an organic whole with peeping page or leaf down to remove the tobacco pipe, also can be fixed in down on peeping page or leaf with the stereoplasm return bend. The disadvantage is that even if part of the electric light source of the leading-out wire and the joint is not in the sealed pipeline, the electric light source has unsafe risk for medical appliances and has no clinical use, if the electric light source is completely arranged in the pipeline, the pipeline and the smoke removing pipe are sealed at the periphery instead of the close fit of the pipeline cover and the pipeline which can be opened, so the long and bent lower-wing smoke removing pipe cannot be manufactured by a plastic mould, the demoulding difficulty exists, and the practicability is limited.

Chinese patent application 200720038815.4 discloses a "vaginal dilator with smoke exhaust", install the pipe of discharging fume in the inboard of duckbilled upper limb, and it has a plurality of through-holes to discharge fume to open on one's body, and the through-hole sets up in the bottom of tub pipe body front end of discharging fume, and the pipe end of discharging fume extends to the duckbilled afterbody. Although the patent is a little more advanced than the two pipes sealed all around, the smoke exhaust pipe body is provided with a plurality of through holes, namely, one through hole is arranged in a distance of the smoke exhaust pipe instead of a cover plate which can be opened wholly, so the 'plurality of through holes' of the vaginal dilator with smoke exhaust can only be used for smoke exhaust, and the operator can quickly and accurately install equipment devices such as PLE lamps, cameras and the like under direct vision without opening the whole cover plate, thereby increasing a plurality of clinical practical functions of the vaginal dilator.

In 2010, the inventor of China announced stars and forest static team invented a vaginal dilator with attached wings on the upper and lower wings with patent authorization number ZL201010227012.X, originally proposed at home and abroad that the inner surfaces of the upper and lower wings are provided with an upper and lower attached wings formed by combining a channel main body and a cover plate, the invention is combined with a vaginal dilator with double side wings with patent authorization number ZL201010227014.9 on the Chinese invention, and the inventor also applies for American and European international patents with the patent authorization of the United states patent office, the patent numbers US 8,876,711B 2EP and the European patent office, and the patent number EP 2586486B 1. In another embodiment of the patent, the upper and lower auxiliary wings are provided with a plurality of protrusions through the outer sides thereof, and are mounted on the inner sides of the corresponding upper and lower auxiliary wings with a plurality of grooves for receiving the protrusions, or are provided with a plurality of snap fasteners through the outer sides of the upper and lower auxiliary wings, and are mounted on the inner sides of the corresponding upper and lower auxiliary wings with a plurality of snap fastener seats for receiving the snap fasteners, so that the upper and lower auxiliary wings occupy the arc space of the whole upper and lower auxiliary wings.

With the clinical application of the disposable vaginal dilator, it is reported that lawbreakers are found to be recycled and reused later, in order to prevent secondary use, the inventor of China's Linjing and Zhangxing upgrades the disposable vaginal dilator into ' an instant disposable sterile vaginal dilator ' (the patent name is an instant painless noiseless disposable vaginal dilator, patent number 200420116743.7), the principle is that an ' instant belt ' is arranged at the non-stressed part of a dilator handle or a press handle, the ' instant belt ' is broken after use to realize destruction, the aim of non-reuse is achieved, however, in practical application, the ' instant belt ' is deep and is easy to break during transportation, and the ' instant belt ' is shallow and is difficult to break and the like. There is therefore a need to develop further disposable vaginal dilators.

Disclosure of Invention

The utility model aims to provide a lower attached wing type instant-destroying vaginal dilator for operation, which can overcome the defects of the prior art.

In order to achieve the above object, the technical scheme of the utility model provide a lower attached wing formula is ruined type operation promptly and uses vaginal dilator, including last expansion piece and lower expansion piece, go up the expansion piece and include the upper wing and press the handle, the expansion piece is including lower wing and grab handle down, and the both sides of upper wing and lower wing rear end are respectively through pivot connection, and the lower wing medial surface is equipped with the lower attached wing of passageway, its characterized in that: the front section comprises a main body 06-1A, a female connector, a pipe connector, a buckle and a main body 06-1A channel, the rear section comprises a main body 06-1B, the edge of the main body is provided with a cover plate groove, the cover plate groove is provided with a clamping nail hole, a cover plate is arranged on the cover plate groove, the clamping nail on the cover plate is in close fit with the clamping nail hole on the cover plate groove, the channel of the main body 06-1B is arranged in the cover plate, the front part of the cover plate is provided with N openings, the rear end of the main body 06-1B is provided with a male connector which is connected with the female connector at the front end of the 06-1A, and the front section and the rear section are connected into a whole; the lower auxiliary wing buckle is just arranged in the instant destroying hole of the instant destroying device, and the upper expanding sheet and the lower expanding sheet are fixed by the spiral expanding positioning instant destroying device.

The spiral expansion positioning instant destroying device comprises a positioning seat arranged in a side hole of a grab handle and an inclined pad, self-destroying strips and a screw rod are arranged on the positioning seat in front and back directions, the lower part of the screw rod is provided with a screw rod front dome capable of accommodating the self-destroying strips, the screw rod upwards penetrates through a handle pressing hole on a pressing handle and is screwed and fixed with a screw cap, the top of the screw rod is provided with a push handle or the screw cap, and at least one of the self-destroying strips and the screw rod has elasticity.

Preferably, the upper expansion piece includes: the upper wing and the pressing handle are integrated with the upper wing and extend downwards along the tail end of one side of the upper wing, and a pressing handle hole is formed in the pressing handle;

preferably, the lower expansion panel comprises: the lower wing and the grab handle which is integrated with the lower wing and extends downwards from the rear end of the lower wing are arranged on the grab handle, a grab handle side hole, an inclined pad and a convex protrusion are arranged on the grab handle, the inclined pad is arranged at the tail end of the grab handle side hole, and the convex protrusion is arranged in front of the grab handle side hole.

Preferably, the instant destruction device comprises: the base is convex, a lacing is arranged above the base convex, a rubber reducing belt is arranged below the base convex, a left hollow belt and a right hollow belt are arranged between the lacing and the rubber reducing belt, and the destroying device is a destroying hole after being destroyed.

Preferably, the positioning seat is arranged in a side hole of the grab handle and the inclined pad, and is polygonal, thick in front and thin in back.

Preferably, the self-destruction strip is in a strip shape, the whole self-destruction strip is slightly inclined forwards, the top end of the self-destruction strip extends forwards to form a crown, the crown is in a shape similar to a 7 in the transverse direction, the crown is buckled with a convex protrusion located in front of the side hole of the grab handle, the front wall of the side hole of the grab handle is arranged in front of the self-destruction strip, and the screw rod is arranged at the back of the self.

Preferably, the grab handle side hole is designed in a single-layer or double-layer mode, the bottom layer is larger than the upper layer, the shape of the upper layer is not limited, and the shape of the bottom layer is consistent with that of the positioning seat.

Preferably, the shaft pin has two large ends, a small middle part, a solid middle lower part and an elastic middle upper part, the diameter of the edge of the split piece is slightly larger than that of the split piece, and the whole body is in a dumbbell shape.

Preferably, the front end of the lower appendage is closed or apertured and the rear end is apertured, with a cross-section that is U-shaped, inverted mouth-shaped, or truncated circular.

Preferably, the rear end of the lower auxiliary wing is also provided with a pipeline connected with the pipe joint, and the pipeline comprises a one-way pipeline, a two-way pipeline, a three-way pipeline and a multipurpose pipeline.

Preferably, the self-destruction device is suitable for other double-wing, three-wing, four-wing or multi-wing vaginal specula.

Preferably, the upper expansion piece, the lower expansion piece and the expansion positioning self-destruction device and/or the expansion self-destruction device can be made of degradable materials.

The utility model discloses a lower attached wing formula is ruined type operation promptly and is used vaginal dilator, during the use, will be upper, the lower wing is in closed state and puts into the vagina, press the handle down, make the upper and lower wing open to required field of vision, it keeps the field of vision scope to make it through screw rod and nut meshing, when the operation is ended, the doctor pushes away handle or nut forward one gently with the hand, the self-destruction strip receives the extrusion of grab handle side hole antetheca, its root breaks immediately and self-destructs, and can't recover, meanwhile thrust passes through the lever action of taper pad and the design that the positioning seat is thick back before screw rod to positioning seat, make the positioning seat at once slippage and self-destruction in follow grab handle side hole and the taper pad, the screw rod is out of position and can't implement the location, the three is self-destruct almost simultaneously, upper and lower wing self-closing, the doctor is taken out.

Vaginal operation, must have good expansion, the doctor can have abundant field of vision, the utility model discloses with expansion location self-destruction device setting in the expander unilateral, favourable doctor carries out right hand operation (because the doctor of levogyration is few, even have the doctor of levogyration, also can adopt the left hand to hold the expander through the change of custom, the right hand carries out operation), because this kind of design, when can realizing the expansion, upper and lower two wings open the angle can reach >40 to the maximum, have wide field of vision, can fully expose the vagina, the cervix uteri, very favourable gynaecology is through various operations of vagina, consequently this vaginal dilator can make the operation type be used for clinical gynaecology and obstetrics through various operations of vagina.

Obviously, the utility model overcomes the defects of the prior art and provides a disposable spiral vaginal dilator which has simple structure and convenient operation, and when in use, all the procedures, steps and time consumption are completely the same as those of the disposable spiral vaginal dilator without destruction; the pain of the patient is not increased, and the use is safe and reliable. When the operation is finished, the self-destruction strip is broken and self-destroyed immediately and the positioning seat slips from the side hole of the grab handle and the inclined pad only by slightly pushing the push handle or the screw cap forwards, and the self-destruction strip cannot be restored and cannot be used for the second time after self-destruction, so that the aim of avoiding cross infection of iatrogenic diseases is fulfilled, and the clinical use and the safety of patients are improved. The vaginal dilator of the utility model also has the advantages of simple structure and easy manufacture.

Drawings

FIG. 1 is a cross-sectional view of a lower attached wing type instant-destruction surgical vaginal dilator in accordance with the present invention;

FIG. 2 is a cross-sectional view of the lower appendage of FIG. 1;

FIG. 3 is an enlarged partial view of the female fitting of the body 06-1A and the male fitting of the body 06-1B of FIG. 2;

FIG. 4 is a schematic view of the upper dilator sheet of the vaginal dilator;

FIG. 5 is a schematic view of the lower dilator blade of the instant vaginal dilator;

fig. 6 is a schematic view of the structure of the destroyed hole of the vaginal dilator.

Fig. 7 is a structural schematic view of the dilation positioning self-destruction device of the vaginal dilator.

Detailed Description

The present invention will be further described with reference to the following specific examples. Herein, the vaginal speculum and the vaginal dilator have the same meaning.

Referring to fig. 4-5, the lower attached wing type instant-destroyed vaginal dilator for operation of the present embodiment comprises an upper wing 01-1, a positioning groove 01-5 is arranged in the center above the upper wing 01-1, and a pressing handle 01-2 integrated with the upper wing 01-1 and extending backwards along one side of the upper wing, a pressing handle hole 01-8 is arranged on the pressing handle 01-2, and a thin slice 01-6 is arranged in front of the pressing handle hole 01-8; a lower wing 02-1 and a grab handle 02-4 which is integrated with the lower wing 02-1 and extends downwards, wherein the grab handle 02-4 is provided with a grab handle side hole 02-8, a poking strip 02-6 and an inclined pad 02-9, and optimally, a convex protrusion 02-7; the convex protrusions 02-7 are arranged in front of the side holes 02-8 of the grab handle, the poking strips are arranged in front of the side holes 02-8 of the grab handle and the convex protrusions 02-7, and the inclined pads 02-9 are arranged at the rear ends of the bottom layers of the side holes 02-8 of the grab handle; the two sides of the rear ends of the upper wing 01-1 and the lower wing 02-1 are respectively connected through a shaft pin to form a visual field opening between the upper wing and the lower wing, so that the upper wing 01-1 and the lower wing 02-1 can be opened and closed through controlling the press handle 01-2.

An expansion fixing device for fixing the opened state of the upper wing 01-1 and the lower wing 02-1, which further comprises a spiral expansion positioning self-destruction device 09, please refer to fig. 1 and 6, which completely skillfully combines the expansion fixing positioning function for fixing the opened state of the upper wing 01-1 and the lower wing 02-1 and the function of immediate destruction after use. The expansion positioning self-destruction device 09 comprises a positioning seat 09-12 arranged in a side hole 02-8 of a grab handle and an inclined pad 02-9, a screw 09-14 extending upwards and a self-destruction strip 09-16 positioned in front of the screw 09-14, wherein the upper end of the screw 09-14 is provided with a push handle 09-18 or a screw cap 09-15,

the threaded screw 09-14 is matched with the screw cap 09-15, and the doctor can expand, adjust and fix according to the size of the inspected field or the operation range. Referring to fig. 6, the expansion positioning instant destructor further comprises a self-destruct strip 09-16, which is arranged above the positioning seat 09-12 and in front of the screw 09-14, and the lower part of the screw is provided with a screw front dome 09-13 for accommodating the self-destruct strip 09-16.

In a preferred embodiment, with continued reference to FIGS. 1 and 6, the expandable self-destructive device 09 further comprises self-destructive strips 09-16 on the positioning seats 09-12 and in front of the screws 09-14. The self-destruction strip 09-16 is a short, small and slightly inclined forward strip, the head end of the strip extends forwards to form a crown 09-17, so that the self-destruction strip 09-16 with the crown 09-17 is transversely similar to a 7 shape, correspondingly, the crown 09-17 is lapped with a convex protrusion 02-7 positioned in front of a handle side hole 02-8 in the middle of the side edge of the handle 02-4, the self-destruction strip 09-16 is also an upward extending body of a positioning seat 09-12 like a screw 09-14 and is positioned above the positioning seat 09-12, the front surface is tightly attached to the front wall of the handle side hole 02-8, the rear surface is provided with a screw 09-14, the back surface of the rod is provided with a positioning hook 09-14 which can be engaged with a positioning buckle 01-9 at the tail end of the handle hole 01-8, the screw 09-14 and the self-destruction strip 09-16 are inserted into the handle side hole 02-8 in the middle of the outer side, the screw rod 09-14 is continuously threaded through the handle hole 01-8, the positioning seat 09-12 is arranged in the handle side hole 02-8 and the inclined pad 02-9, at least one of the self-destruction strip 09-16 and the screw rod 09-14 has elasticity, and the positioning seat 09-12 is more firmly fixed in the bottom layer of the handle side hole 02-8 due to the front and back tension of the self-destruction strip 09-16 and the screw rod 09-14. When the doctor pushes the push handle 09-18 or the screw cap 09-15 down after the use, the self-destruction strip 09-16 is forced by the push handle 09-18 or the screw cap 09-15 and the screw 09-14, the abdomen of the self-destruction strip 09-16 is extruded by the front wall of the side hole 02-8 of the handle to cause the root to be immediately broken, the screw 09-14 causes the impact force when the positioning seat 09-12 slips through the lever action of the positioning seat 09-12 and the inclined cushion 02-9 to cause the root of the self-destruction strip 09-16 to be immediately broken, therefore, the fracture of the self-destruction strip 09-16 is almost simultaneously performed with the slipping of the positioning seat 09-12 from the side hole 02-8 of the handle and the inclined cushion 02-9, and the positioning hook 09-14 cannot be meshed with the positioning buckle 01-9 to expand and be positioned due to the slipping of the positioning seat 09-12 and the dislocation of the screw 09-14, all this happens and is done in a moment, and the first broken part of the self-destructive strip 09-16 is at the root, shaped like a "fracture", so that even if the self-destructive strip 09-16 is broken, it still connects with the positioning seat 09-12 and does not fall down alone; the screw 09-14 is also connected with the positioning seat 09-12 after being out of position and can not fall down independently, so that the doctor still can be an integral dilator when taking out the dilator just like a disposable vaginal speculum without a destroying device, and the operation is simple and labor-saving, convenient and practical, safe and effective.

In a preferred embodiment, referring to fig. 1 and 4-5, because the expansion positioning self-destruction device is designed on the left side of the handle (the press handle 01-2 and the grab handle 02-4), the design enlarges the visual field and space of the whole dilator, the opening angle of the upper wing and the lower wing can reach more than 40 degrees during expansion, the operation field is good, the dilator is very beneficial to various operations of obstetrics and gynecology, the vagina and the cervix can be fully exposed, meanwhile, the vaginal orifice is protected from over-expansion, the clinic use is more beneficial to diagnosis and treatment and operation, and the dilator is safer and more effective.

Referring to fig. 1-3, according to a preferred embodiment of the present invention, a lower auxiliary wing 06 is disposed on a lower expansion piece 02 (a lower wing 02-1 and a handle 02-4), the lower auxiliary wing 06 divides the main body into a front section and a rear section, the front section includes a main body 06-1A, a female joint 06-4 at the front end thereof, a pipe joint 06-12 at the rear end thereof, a buckle 06-11 at the lower end thereof, and a channel 06-2 therein, the rear section includes a main body 06-1B and a male joint 06-5 at the rear end thereof, the edge of the main body 06-1B is provided with a cover plate groove 06-3 having a buckle hole 06-10, and the left and right sides of the front end of the main body 06-1B or a part of the main body together with the bottom thereof are provided with openings 06-6 (in this embodiment, the left and right sides; the cover plate 06-8 is arranged on the cover plate groove 06-3, the staple 06-9 on the cover plate 06-8 is closely matched with the staple hole 06-10 on the cover plate groove 06-3, a channel of the main body 06-1B is arranged in the channel, and the cover plate 06-8 is provided with N openings 06-7 (five openings in the embodiment); the main body 06-1A and the main body 06-1B are connected into a whole by a male joint 06-5 at the front end of the main body 06-1B and a female joint 06-4 at the rear end of the main body 06-1A; the grab handle 02-4 is provided with an instant-destroyed hole 02-B for installing the lower attached wing buckle 06-11 therein.

The original lower attached wing 06 is a long and bent pipeline of approximately 90 degrees, if not through the split design of the channel main body and the cover plate, the injection molding demoulding is difficult to realize according to the prior art, but because the total length plus the total bending degree is too long and too bent, the mould is needed to be very large, the cost is very high, the forming speed is very slow, the lower attached wing is specially designed into an upper section and a lower section, the mould is reduced, the manufacturing cost is greatly reduced, the installation is easier, the forming speed is fast, and the advantages are many, on the other hand, because the main body 06-1A and the main body 06-1B of the lower attached wing are separated, and the main body 06-1B is designed to split the main body and the cover plate, the LED and the power line laying requirements can be very conveniently installed.

In the prior art, when the vaginal dilator is used for examination and operation, the external high-power illumination is used for observation and operation, so that the inspection position and the operation position with deeper vagina are not well illuminated. According to the utility model discloses a vaginal dilator, because attach wing 06 design down have main part 06-1B and apron 06-8, consequently as long as open apron 06-3, the passageway is exposed comprehensively, just so can implement very conveniently, very accurately under attach the opening 06-7 department installation lighting device of wing, for example LED, its power supply line alright through the passageway in the lower attached wing that all expose under operating personnel see directly under the power, will lap the closure after the installation finishes, thereby realize going on under better lighting condition to the darker position of vagina, because all power, power cord and equipment are all settled in the passageway, not only improve inspection and operation condition, and safe and reliable moreover.

With the same principle as the above, because of the design of the cover plate 06-8, the vaginal dilator of the present invention can be provided with a camera at the opening 06-7 of the channel at the front end or the inner side of the attached wing, which makes it possible to provide images of the examination part or the operation part in real time, no matter wired or wireless transmission is adopted. The system can meet the requirements of providing real-time images and providing conditions for clinical diagnosis, even remote consultation and teaching in the current medicine.

In this embodiment (as shown in fig. 2), five vaginal-facing openings 06-7 are provided in the front of the cover panel 06-3 of the main body 06-1B for the purpose of quickly removing smoke when the lower attachment wings are used for the purpose of removing smoke during LEEP surgery; two openings 06-6 are provided at the bottom of the front end of the main body 06-1B, as well as at the left and right sides, with the bottom portion facing the inner surface of the lower wing and the holes 06-6 at the left and right sides facing the vaginal side wall, for removing a large amount of blood and the like generated during LEEP and other surgeries.

Referring to fig. 5, in a preferred embodiment, the lower wing handle 02-4 is provided with an instant destruction device 02-A comprising an instant destruction device base and a base convex protrusion 02-13 integrated with the instant destruction device base, a tying belt 02-11 is arranged above the base convex protrusion 02-13, a reducing adhesive tape 02-12 is arranged below the base convex protrusion 02-13, a left hollow-out belt 02-10 and a right hollow-out belt 02-10 are arranged between the tying belt 02-11 and the adhesive reducing belt 02-12, and are usually used in clinic, the position does not affect any operation, but adds good function, when the use is finished, a doctor presses the base convex protrusion 02-13 with the thumb, the frenulum 02-11 above is immediately destroyed and broken, and can not be recovered, so that the dilator can be known to be used clinically at a glance, the identification is good, the use is practical, people are warned to avoid secondary use, and the purpose of avoiding cross infection of iatrogenic diseases is achieved. The destroyed hole 02-B of the destroyed device 02-A is used for installing the lower attached wing 06, which is particularly practical and has particularly good effect, and the lower attached wing buckle 06-11 is just blocked on the destroyed hole 02-B.

In a preferred embodiment, the axial front end of the main body 06-1B can be closed or opened, and the rear end is a pipe joint 06-12, so as to be connected with a negative pressure device through a hose (including a one-way, two-way, three-way or multifunctional hose).

In another preferred embodiment, with continued reference to fig. 5-6, the outer side of the middle of the handle 02-4 is provided with a double-layer handle side hole 02-8, the bottom layer is larger than the upper layer, and the bottom of the hole is provided with a tapered pad 02-9, which is a design that is focused on the details, so that the bottom layer has a larger space than the upper layer. According to a preferred embodiment, the bottom layer of the side hole 02-8 of the handle is designed into a shape of a treasured gourd, and the locating seat 09-12 with the shape of the treasured gourd corresponding to the shape of the bottom layer is firmly arranged in the side hole 02-8 of the handle, so that the safety and the reliability of clinical use are guaranteed. On the other hand, the overall thickness of the positioning seat 09-12 can be reduced by the design of the upper layer and the lower layer, and the positioning seat 09-12 is thick in the front and thin in the rear under the effect of the forward thrust of the push handle 09-18 or the screw cap 09-15, so that the positioning seat 09-12 can be more easily slipped from the side hole 02-8 of the handle and the inclined pad 02-9 through the transmission of the screw 09-14 and under the lever action of the inclined pad 02-9, the screw 09-14 is dislocated and cannot be screwed with the screw cap 09-15 in a tight fit manner, the expansion and positioning functions are lost, the three parts are self-destroyed and cannot be restored at the same time, the effect that the positioning seat can be used only once, and the purpose of avoiding cross infection of iatrogenic diseases is achieved.

In another preferred embodiment, with reference to fig. 1 and 4, the shaft pin has large ends, small middle part, solid middle lower part, and elastic middle upper part, and the diameter of the edge of the split piece is slightly larger than that of the split piece, and the whole body is dumbbell-shaped.

The expansion positioning self-destruction device and/or the expansion self-destruction device of the utility model is also suitable for other double-wing, three-wing, four-wing and multi-wing vaginal dilators.

The vaginal dilator of the utility model can be made of degradable materials, so as to reduce pollution, reduce harm to human health and protect environment.

The applicant has specified the concept and embodiments of the invention and, on the basis thereof, may make various alterations and modifications by those skilled in the art, which are within the scope of protection defined by the claims, without departing from the spirit of the invention.

Claims (9)

1. The utility model provides a lower attached wing formula is ruined type operation and is used vaginal dilator promptly, includes expansion piece and lower expansion piece, it includes the upper wing and presses the handle to go up the expansion piece, the expansion piece is including lower wing and grab handle down, and the both sides of upper wing and lower wing rear end are respectively through the pivot connection, and the lower attached wing that the lower wing medial surface was equipped with the passageway, its characterized in that: the lower auxiliary wing is arranged on the lower expansion piece, the main body is divided into a front section and a rear section by the lower auxiliary wing, the front section comprises a main body 06-1A, a female joint, a pipe joint, a buckle and a main body 06-1A channel, the rear section comprises a main body 06-1B, a cover plate groove is arranged at the edge of the main body, a clamping nail hole is arranged on the cover plate groove, a cover plate is arranged on the cover plate groove, the clamping nail on the cover plate is in close fit with the clamping nail hole on the cover plate groove, the channel of the main body 06-1B is arranged in the cover plate, N openings are arranged at the front part of the cover plate, a male joint is arranged at the rear end of the main body 06-1B and is connected with the female joint at the; the grab handle is provided with an instant destroying device, the lower attached wing buckle is just arranged in an instant destroying hole of the instant destroying device, and the upper expanding sheet and the lower expanding sheet are fixed by the spiral expanding positioning instant destroying device;

the spiral expansion positioning instant destroying device comprises a positioning seat arranged in a side hole of a grab handle and an inclined pad, self-destroying strips and a screw rod are arranged on the positioning seat in front and back directions, the lower part of the screw rod is provided with a screw rod front dome capable of accommodating the self-destroying strips, a handle pressing hole on a pressing handle is arranged on the screw rod in a penetrating mode and is screwed and fixed with a screw cap, the top of the screw rod is provided with a push handle or the screw cap, and at least one of the self-destroying strips and the screw rod has elasticity.

2. The lower attached wing type instant-destruction surgical vaginal dilator of claim 1, wherein the upper dilator sheet includes: the upper wing and the pressing handle are integrated with the upper wing and extend downwards along the tail end of one side of the upper wing, and a pressing handle hole is formed in the pressing handle;

the lower expansion sheet comprises: the lower wing and the grab handle which is integrated with the lower wing and extends downwards from the rear end of the lower wing are arranged on the grab handle, a grab handle side hole, an inclined pad and a convex protrusion are arranged on the grab handle, the inclined pad is arranged at the tail end of the grab handle side hole, and the convex protrusion is arranged in front of the grab handle side hole.

3. The lower attached wing type instant-destruction surgical vaginal dilator of claim 1, wherein the instant-destruction device comprises: the base is convex, a lacing is arranged above the base convex, a rubber reducing belt is arranged below the base convex, a left hollow belt and a right hollow belt are arranged between the lacing and the rubber reducing belt, and the destroying device is a destroying hole after being destroyed.

4. The lower attached wing type instant-destruction surgical vaginal dilator as claimed in claim 1, wherein the positioning seat is disposed in the side hole of the handle and the inclined pad, and is polygonal, thick at the front and thin at the rear.

5. The vaginal dilator for lower attached wing type instant operation according to claim 1, wherein the self-destruction strip, which is a strip shape, is slightly inclined forward as a whole, the top end of the self-destruction strip extends forward to form a crown, which is shaped like a 7' transversely, the crown is buckled with a convex protrusion positioned in front of the side hole of the handle, the front of the self-destruction strip is the front wall of the side hole of the handle, and the back is a screw rod.

6. The vaginal dilator for lower-attached wing type instant-destruction surgery as claimed in claim 1, 2 or 4, wherein the side hole of the handle is designed in a single layer or a double layer, the bottom layer is larger than the upper layer, the shape of the upper layer is not limited, and the shape of the bottom layer is consistent with that of the positioning seat.

7. The lower attached wing type instant-destruction surgical vaginal dilator according to claim 1, characterized in that the shaft pin is large at both ends, small in the middle, solid at the middle and lower part, elastic at the middle and upper part, the edge diameter of the open piece is slightly larger than the diameter of the open piece, and the whole body is dumbbell-like.

8. The lower appendage, i.e., destruct, surgical vaginal dilator of claim 1, wherein the lower appendage has a closed or open front end and an open rear end, with a U-shaped, inverted mouth or truncated circle cross-section.

9. The lower appendage, instant type surgical vaginal dilator of claim 1, wherein the lower appendage and/or the dilating position self-destructing device and/or the dilating self-destructing device are further adapted for use with other double, triple, quadruple or multiple winged vaginal specula.

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