CN111657844A

CN111657844A - Clinical internal examination device for obstetrics and gynecology department

Info

Publication number: CN111657844A
Application number: CN202010322641.4A
Authority: CN
Inventors: 李伟; 贾春莲
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2020-09-15

Abstract

The invention provides a clinical internal examination device for obstetrics and gynecology department. The gynecological clinical internal examination device comprises a U-shaped plate; the air supply structure comprises an air pipe, an air bag, a regulating valve and an air cavity; the adjusting structure comprises a sliding chute, a sliding block, a connecting rod and a blocking plate; the expansion structure comprises a bottom plate, an expansion air bag, a metal sheet, a first air passage, a second air passage, a third air passage and a magnet; the air supply structure comprises a collecting pipe, a vent pipe, a telescopic groove and a sealing ring. The clinical internal examination device for the obstetrics and gynecology department provided by the invention has the advantages of small harm to patients, simplicity in operation and convenience in examination.

Description

Clinical internal examination device for obstetrics and gynecology department

Technical Field

The invention relates to the technical field of gynecological examination, in particular to a clinical internal examination device for obstetrics and gynecology.

Background

The hysteroscope is a new and minimally invasive gynecological diagnosis and treatment technology, is a fiber light source endoscope used for examination and treatment in the uterine cavity, and comprises the hysteroscope, an energy system, a light source system, a perfusion system and an imaging system; the front part of the endoscope body enters the uterine cavity, and the endoscope body has an amplification effect on the observed part, so that the endoscope body is visually and accurately a preferred examination method for gynecological hemorrhagic diseases and intrauterine lesions.

Before hysteroscopy, a vagina of a patient needs to be opened by a vaginal dilator, and the traditional vaginal dilator is made of metal and has low surface temperature, so that the patient feels uncomfortable; the vaginal dilator is inconvenient to adjust in size, and because most of the existing vaginal dilators are made of metal, patients are easily injured in the adjusting process; furthermore, when hysteroscopy is carried out, the instrument needs to penetrate through the vaginal dilator and enter the human body, and in the operation process, the instrument touches the vaginal dilator or the vaginal wall, so that the instrument itself or the patient is damaged, and most of the vaginal dilators cannot well protect the patient and other examination instruments.

Therefore, there is a need to provide a new internal clinical examination apparatus for obstetrics and gynecology department to solve the above technical problems.

Disclosure of Invention

In order to solve the technical problems, the invention provides the gynecological clinical internal examination device which has the advantages of small harm to patients, simple operation and convenience in examination.

The invention provides a clinical internal examination device for obstetrics and gynecology department, comprising: a U-shaped plate; the air supply structure is connected with the front surface of the U-shaped plate and comprises an air pipe, an air bag, a regulating valve and an air cavity, one end of the air pipe is connected to the front surface of the U-shaped plate, the air bag is fixed to the other end of the air pipe, the regulating valve is rotatably connected to the top end of the air bag, the air cavity is arranged inside the U-shaped plate, and the air cavity is communicated with the air pipe; the adjusting structure is arranged on the front face of the U-shaped plate and comprises sliding grooves, sliding blocks, connecting rods and blocking plates, the three sliding grooves are formed in the front face of the U-shaped plate, the three sliding blocks are respectively connected to the insides of the three sliding grooves in a sliding mode, one ends of the three connecting rods are fixed to the bottom faces of the three sliding blocks, and one ends of the three blocking plates are respectively fixed to the other ends of the three connecting rods; the expansion structure is fixed on the back surface of the U-shaped plate and comprises a bottom plate, an expansion air bag, metal sheets, a first air passage, a second air passage, a third air passage and magnets, one end of the bottom plate is fixed on the back surface of the U-shaped plate, the expansion air bag is installed on the top surface of the bottom plate, seven metal sheets are equidistantly fixed on the inner wall of the expansion air bag, the first air passage is arranged in the expansion air bag, the second air passage is arranged in the expansion air bag, the third air passage is arranged in the expansion air bag, and the magnets are fixed between the first air passage and the second air passage and between the second air passage and the third air passage; the utility model discloses a set structure of ventilating and air-supplying, including the bottom plate, the air supply structure is located the inside of bottom plate, the air feed structure includes collecting pipe, breather pipe, flexible groove and sealing washer, the collecting pipe is located the inside of bottom plate, just the one end of collecting pipe is fixed in the outer wall of air cavity, it is three the breather pipe is located the inside of collecting pipe, and it is three the breather pipe does not communicate with each other, flexible groove is located the lateral wall of collecting pipe, just the barrier plate sliding connection in the inside of flexible groove, the sealing washer install in the inner wall of flexible groove.

Preferably, the adjusting structure further comprises an elastic sleeve, the elastic sleeve is sleeved at one end of the blocking plate, one end of the elastic sleeve is fixed at the other end of the connecting rod, and the other end of the elastic sleeve abuts against the side wall of the collecting pipe.

Preferably, three of the ventilation pipes are respectively communicated with the first air passage, the second air passage and the third air passage.

Preferably, the first air passage, the second air passage and the third air passage are all in a semicircular structure, the radius of the first air passage is smaller than that of the second air passage, and the radius of the second air passage is smaller than that of the third air passage.

Preferably, the magnet between the first air passage and the second air passage is magnetically connected with the magnet between the second air passage and the third air passage, and seven metal sheets are connected to form a semicircular structure.

Preferably, a gap is formed between every two adjacent metal sheets, and every two adjacent metal sheets are connected in a sealing mode.

Preferably, the magnets arranged between two adjacent air passages are all arranged into a plurality of pieces, gaps are formed among the plurality of pieces of magnets, and every two adjacent magnets between two adjacent air passages are in sealing connection.

Preferably, the LED lamp strips are uniformly arranged on the inner part of the expansion air bag in the radial direction.

Compared with the related art, the internal clinical examination device for obstetrics and gynecology department provided by the invention has the following beneficial effects:

the invention provides a clinical internal examination device for obstetrics and gynecology department, wherein a bottom plate and an expansion air bag are put into a vagina, firstly, the uppermost slide block on the front surface of a U-shaped plate is moved leftwards to the leftmost end of a chute, the slide block slides in the chute, the slide block drives the uppermost connecting rod to move leftwards, the connecting rod drives the side wall of a barrier plate to slide in the telescopic chute and the uppermost breather pipe, the bottom end of the barrier plate just abuts against the inner wall of the breather pipe, the uppermost breather pipe is communicated with an air cavity, a sealing ring blocks a gap of the telescopic chute to prevent air leakage, then the rest two slide blocks slide rightwards to the rightmost end of the chute, the slide block drives the two lower connecting rods to move rightwards, and the connecting rods drive the two lower barrier plates to slide in the telescopic chute, the elastic sleeve is abutted against the side wall of the telescopic groove, the bottom ends of the two lower blocking plates reach the inner wall of the other side of the two lower vent pipes, the two vent pipes are not communicated with the air cavity, the sealing ring can prevent the telescopic groove from leaking air, then the air bag is pressed to push air into the air delivery pipes, the air enters the air cavity through the air delivery pipes, the air enters the top vent pipe through the air cavity, finally the air enters the first air passage through the vent pipe at the top end, the first air passage is filled with air, the expansion air bag is expanded to support the vagina, the magnet between the first air passage and the second air passage is separated from the top surface of the metal sheet, and each metal sheet is also separated from each other; continuing to adjust the expansion size, sliding the middle slide block leftwards as above to enable the middle vent pipe to be communicated with the air cavity, then pressing the air bag to push air into the second air passage, filling the second air passage with the air, enabling the expansion air bag to expand again, and enabling the magnet between the second air passage and the third air passage to be separated from the magnet between the first air passage and the second air passage; the third airway continues to fill with air in the same way, and the dilatation balloon is expanded again. Then slide the bottommost slider right to the rightmost end of spout, the bottommost baffle conflict the bottommost the inner wall of breather pipe, the bottommost the breather pipe with the air cavity does not communicate, and is rotatory then the governing valve, the gaseous backward flow in first air flue with the second air flue is followed the governing valve loss is gone out, the sheetmetal with all produce magnetic force between the magnet, make the sheetmetal with magnet between first air flue with between the second air flue adsorbs on the inner wall of third air flue, just then just can carry out hysteroscope inspection, the sheetmetal parcel is in the expansion gasbag, the expansion gasbag is made for the plastic film, and the texture is soft, and is little to the patient injury, moreover among the hysteroscope inspection process, can not damage the instrument of scraping.

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of an internal clinical examination apparatus for obstetrics and gynecology department provided in the present invention;

FIG. 2 is a schematic cross-sectional view of the expanded configuration shown in FIG. 1;

FIG. 3 is a schematic cross-sectional view of the U-shaped plate shown in FIG. 1;

fig. 4 is an enlarged schematic view of the region a shown in fig. 3.

Reference numbers in the figures: 1. u-shaped board, 2, air feed structure, 21, gas-supply pipe, 22, governing valve, 23, gasbag, 24, air cavity, 3, regulation structure, 31, spout, 32, slider, 33, connecting rod, 34, elastic sleeve, 35, barrier plate, 4, expansion structure, 41, bottom plate, 42, expansion gasbag, 43, sheetmetal, 44, first air flue, 45, second air flue, 46, third air flue, 47, magnet, 5, air feed structure, 51, collecting pipe, 52, breather pipe, 53, flexible groove, 54, sealing washer.

Detailed Description

The invention is further described with reference to the following figures and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a schematic structural view of a preferred embodiment of an internal clinical examination apparatus for obstetrics and gynecology department provided in the present invention; FIG. 2 is a schematic cross-sectional view of the expanded configuration shown in FIG. 1; FIG. 3 is a schematic cross-sectional view of the U-shaped plate shown in FIG. 1; fig. 4 is an enlarged schematic view of the region a shown in fig. 3.

As shown in fig. 1 to 4, the present invention provides an internal clinical examination apparatus for obstetrics and gynecology department, comprising: u template 1, air feed structure 2, regulation structure 3, expansion structure 4 and the structure 5 of supplying gas, air feed structure 2 with U template 1 openly connects, regulation structure 3 is located U template 1's front, expansion structure 4 is fixed in U template 1's the back, air feed structure 5 install in expansion structure 4, expand expansion structure 4 that is fixed in on U template 1 through air feed structure 2 and air feed structure 5 to support the vagina, adjust through regulation structure 3 and send into the gas volume, thereby make expansion structure 4's expansion degree change.

In a specific implementation process, the air supply structure 2 comprises an air pipe 21, an air bag 23, a regulating valve 22 and an air cavity 24, one end of the air pipe 21 is connected to the front surface of the U-shaped plate 1, the air bag 23 is fixed to the other end of the air pipe 21, the regulating valve 22 is rotatably connected to the top end of the air bag 23, the air cavity 24 is arranged inside the U-shaped plate 1, the air cavity 24 is communicated with the air pipe 21, and the air cavity 24 is used for being communicated with the collecting pipe 51; the adjusting structure 3 comprises sliding grooves 31, sliding blocks 32, connecting rods 33 and blocking plates 35, the three sliding grooves 31 are arranged on the front surface of the U-shaped plate 1, the three sliding blocks 32 are respectively connected inside the three sliding grooves 31 in a sliding manner, one ends of the three connecting rods 33 are fixed on the bottom surfaces of the three sliding blocks 32, and one ends of the three blocking plates 35 are respectively fixed on the other ends of the three connecting rods 33; the expansion structure 4 comprises a base plate 41, an expansion airbag 42, a metal sheet 43, a first air passage 44, a second air passage 45, a third air passage 46 and magnets 47, wherein one end of the base plate 41 is fixed on the back surface of the U-shaped plate 1, the expansion airbag 42 is installed on the top surface of the base plate 41, seven metal sheets 43 are equidistantly fixed on the inner wall of the expansion airbag 42, the first air passage 44 is arranged inside the expansion airbag 42, the second air passage 45 is arranged inside the expansion airbag 42, the third air passage 46 is arranged inside the expansion airbag 42, and the magnets 47 are fixed between the first air passage 44 and the second air passage 45 and between the second air passage 45 and the third air passage 46; the air supply structure 5 is arranged in the bottom plate 41, the air supply structure 5 comprises a collecting pipe 51, a vent pipe 52, a telescopic groove 53 and a sealing ring 54, the collecting pipe 51 is arranged in the bottom plate 41, one end of the collecting pipe 51 is fixed on the outer wall of the air cavity 24, the vent pipes 52 are arranged in the collecting pipe 51 and are three, the vent pipes 52 are not communicated with each other, the telescopic groove 53 is arranged on the side wall of the collecting pipe 51, the blocking plate 35 is connected in the telescopic groove 53 in a sliding mode, and the sealing ring 54 is arranged on the inner wall of the telescopic groove 53.

In the specific implementation process, a gap is formed between every two adjacent metal sheets 43, so that the expansion structure 4 can be conveniently reduced when not inflated, and the adjacent metal sheets 43 are connected in a sealing manner, so that the air flue tightness is ensured; meanwhile, the magnets 47 arranged between two adjacent air passages are all arranged into a plurality of pieces, the number of the magnets 47 can be the same as that of the metal sheets 43, and the size of the magnets can be increased or reduced along with the change of the diameter of the semicircle where the magnets are located, wherein gaps are formed among the plurality of pieces of magnets 47, and every two adjacent magnets 47 between two adjacent air passages are in sealing connection. Specifically, the two metal sheets 43 and the magnet 47 are connected through the material (such as skin-friendly food-grade rubber) made of the expansion airbag 42, so that not only can the sealing function between the adjacent air passages be realized, but also the expansion airbag 42 can be more comfortable when being contacted with the vaginal wall.

In the specific implementation process, as shown in fig. 3, the adjusting structure 3 further includes an elastic sleeve 34, the elastic sleeve 34 is sleeved on one end of the blocking plate 35, one end of the elastic sleeve 34 is fixed on the other end of the connecting rod 33, the other end of the elastic sleeve 34 abuts against the side wall of the collecting pipe 51, the elastic sleeve 34 is arranged so that the blocking plate 35 can slightly abut against the inner wall of the vent pipe 52, the inner wall of the vent pipe 52 is prevented from being damaged, and meanwhile, the elastic sleeve 34 can block the telescopic slot 53, so that the good air tightness is ensured.

In a specific implementation, as shown in fig. 2, three of the ventilation pipes 52 are respectively communicated with the first air passage 44, the second air passage 45 and the third air passage 46, so as to respectively supply air to the first air passage 44, the second air passage 45 and the third air passage 46.

In a specific implementation process, as shown in fig. 1, the first air passage 44, the second air passage 45 and the third air passage 46 are all in a semicircular structure, and the radius of the first air passage 44 is smaller than that of the second air passage 45, and the radius of the second air passage 45 is smaller than that of the third air passage 46.

In a specific implementation process, as shown in fig. 2 and 3, the top surface of the metal sheet 43 has magnetism, and the top surface of the metal sheet 43 is magnetically connected with the magnet 47, so that when the gas is not inflated, the magnet 47 is attracted to the top surface of the metal sheet 43, so that the first gas passage 44, the second gas passage 45 and the third gas passage 46 can be tightly attached to the top surface of the metal sheet 43, and the space is reduced.

In a specific implementation, as shown in fig. 2, the magnet 47 between the first air passage 44 and the second air passage 45 is magnetically connected with the magnet 47 between the second air passage 45 and the third air passage 46, and the seven metal sheets 43 are connected to form a semicircular structure, so that the expansion structure 4 can still maintain the semicircular structure in a non-inflated state, and simultaneously provide a supporting force for the flexible expansion air bag 42 to be conveniently placed in the approach.

In addition, in the specific implementation process, the LED strips are uniformly arranged on the inner portion of the expansion airbag 42 in the radial direction, for example, as shown in fig. 2, one or more LED strips may be arranged in the pore between two adjacent metal sheets in the length direction of the expansion airbag 42, so as to conveniently illuminate the channel formed after the expansion airbag 42 is expanded. In particular, the LED strip may be connected to a battery (not shown in the drawings) disposed on the U-shaped board through a wire to realize illumination, which is not described in detail herein.

The invention provides a clinical internal examination device for obstetrics and gynecology department, which has the following working principle:

when the device is used, all gas is emptied, then the bottom plate 41 and the expansion air bag 42 are placed into a vagina, the back surface of the U-shaped plate 1 is abutted against a vulva, the uppermost slide block 32 on the front surface of the U-shaped plate 1 is firstly moved leftwards from the minimum size, the slide block 32 slides in the sliding groove 31, the slide block 32 drives the uppermost connecting rod 33 to move leftwards, the connecting rod 33 drives the side wall of the blocking plate 35 to slide in the telescopic groove 53 and the uppermost ventilating pipe 52 until the slide block 32 reaches the leftmost end of the sliding groove 31, the bottom end of the blocking plate 35 is just abutted against the inner wall of the ventilating pipe 52, the uppermost ventilating pipe 52 is communicated with the air cavity 24, the sealing ring 54 blocks the gap of the telescopic groove 53 to prevent air leakage, and then the rest two slide blocks 32 are moved rightwards to the rightmost end of the sliding groove 31, the slider 32 drives the two lower connecting rods 33 to move rightwards, the connecting rods 33 drive the two lower blocking plates 35 to slide in the telescopic slot 53, so that the elastic sleeve 34 abuts against the side walls of the telescopic slot 53, and the bottom ends of the two lower blocking plates 35 reach the inner walls of the other sides of the two lower ventilating pipes 52, so that the two ventilating pipes 52 are not communicated with the air cavity 24, the sealing ring 54 also prevents the telescopic slot 53 from air leakage, then the air bag 23 is pressed to push air into the air delivery pipe 21, the air enters the air cavity 24 through the air delivery pipe 21, then the air cavity 24 enters the topmost ventilating pipe 52, finally the air enters the first air passage 44 through the top ventilating pipe 52, the air fills the first air passage 44, and the expanding air bag 42 is expanded, the vagina is propped up, the magnet 47 between the first air passage 44 and the second air passage 45 is separated from the top surface of the metal sheet 43, and each metal sheet 43 is also separated from each other; continuing to adjust the expanded size, sliding the middle slider 32 leftward as described above, so that the middle ventilation tube 52 is in communication with the air chamber 24, pressing the air bag 23 to push air into the second air passage 45, so that the second air passage 45 is filled with air, so that the expanded air bag 42 is expanded again, and the magnet 47 between the second air passage 45 and the third air passage 46 is separated from the magnet 47 between the first air passage 44 and the second air passage 45; in the same way, the third air passage 46 is continuously filled with air, the expansion air bag 42 is expanded again, and then the lowermost slide block 32 is slid rightwards to the rightmost end of the slide groove 31, the slide block 32 drives the lowermost connecting rod 33 to move rightwards, the connecting rod 33 drives the lowermost blocking plate 35 to slide in the telescopic groove 53, so that the elastic sleeve 34 abuts against the side wall of the telescopic groove 53, the bottom end of the lowermost blocking plate 35 abuts against the other side inner wall of the lowermost vent pipe 52, so that the lowermost vent pipe 52 is not communicated with the air chamber 24, the sealing ring 54 also prevents the telescopic groove 53 from leaking air, then the adjusting valve 22 is rotated, the air in the first air passage 44 and the second air passage 45 flows backwards and escapes from the adjusting valve 22, and magnetic force is generated between the metal sheet 43 and all the magnets 47, so that the magnet 47 between the metal sheet 43 and the first air passage 44 and the second air passage 45 is adsorbed on the inner wall of the third air passage 46, and then hysteroscopy can be performed, after use, the lowest slide block 32 is slid leftwards to the left end of the slide groove 31, so that the lowest vent pipe 52 is communicated with the air chamber 24, then the regulating valve 22 is rotated, the air in the third air passage 46 flows backwards and is dissipated from the regulating valve 22, the expanding air bag 42 is contracted, the diameter of the expanding air bag is rapidly reduced, the metal sheet 43 and the magnet 47 are adsorbed together, and finally the expanding air bag 42 is taken out.

the invention provides a clinical internal examination device for obstetrics and gynecology department, the bottom plate 41 and the expansion air bag 42 are put into the vagina, firstly, the uppermost slide block 32 on the front surface of the U-shaped plate 1 is moved leftwards to the leftmost end of the chute 31, the slide block 32 slides in the chute 31, the slide block 32 drives the uppermost connecting rod 33 to move leftwards, the connecting rod 33 drives the side wall of the blocking plate 35 to slide in the telescopic groove 53 and the uppermost ventilating pipe 52, the bottom end of the blocking plate 35 just props against the inner wall of the ventilating pipe 52, the uppermost ventilating pipe 52 is communicated with the air cavity 24, the sealing ring 54 blocks the gap of the telescopic groove 53 to prevent air leakage, then the rest two slide blocks 32 slide rightwards to the rightmost end of the chute 31, the slide block 32 drives the lower two connecting rods 33 to move rightwards, the connecting rod 33 drives the two lower blocking plates 35 to slide in the telescopic slot 53, so that the elastic sleeve 34 abuts against the side wall of the telescopic slot 53, and the bottom ends of the two lower blocking plates 35 reach the inner wall of the other side of the two lower ventilating pipes 52, so that the two ventilating pipes 52 are not communicated with the air cavity 24, the sealing ring 54 also prevents the air leakage of the telescopic slot 53, then the air bag 23 is pressed to push the air into the air delivery pipe 21, the air enters the air cavity 24 through the air delivery pipe 21, then enters the topmost ventilating pipe 52 through the air cavity 24, finally enters the first air passage 44 through the topmost ventilating pipe 52, the air fills the first air passage 44, so that the expanding air bag 42 expands to support the vagina, and the magnet 47 between the first air passage 44 and the second air passage 45 is separated from the top surface of the metal sheet 43, each metal sheet 43 is also separated from each other; continuing to adjust the expanded size, sliding the middle slider 32 leftward as described above, so that the middle ventilation tube 52 is in communication with the air chamber 24, pressing the air bag 23 to push air into the second air passage 45, so that the second air passage 45 is filled with air, so that the expanded air bag 42 is expanded again, and the magnet 47 between the second air passage 45 and the third air passage 46 is separated from the magnet 47 between the first air passage 44 and the second air passage 45; the third air passage 46 is filled with air and the dilation balloon 42 is expanded again. Then the lowest slide block 32 is slid rightwards to the rightmost end of the slide groove 31, the lowest baffle plate 35 is abutted against the inner wall of the lowest ventilating pipe 52, the lowest ventilating pipe 52 is not communicated with the air cavity 24, then, by rotating the regulating valve 22, the gas in the first gas passage 44 and the second gas passage 45 flows back, escapes from the regulating valve 22, magnetic force is generated between the metal sheet 43 and all the magnets 47, so that the magnets 47 between the metal sheet 43 and the first air passage 44 and the second air passage 45 are attracted to the inner wall of the third air passage 46, following hysteroscopy, the metal sheet 43 is wrapped within the dilation balloon 42, the expansion air bag 42 is made of plastic film, has soft texture and little harm to patients, and can not damage instruments in the hysteroscopy process.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An in-clinical examination device of gynaecology and obstetrics, its characterized in that includes:

a U-shaped plate (1);

the air supply structure (2) is connected with the front surface of the U-shaped plate (1), the air supply structure (2) comprises an air pipe (21), an air bag (23), an adjusting valve (22) and an air cavity (24), one end of the air pipe (21) is connected to the front surface of the U-shaped plate (1), the air bag (23) is fixed to the other end of the air pipe (21), the adjusting valve (22) is rotatably connected to the top end of the air bag (23), the air cavity (24) is arranged inside the U-shaped plate (1), and the air cavity (24) is communicated with the air pipe (21);

the adjusting structure (3) is arranged on the front face of the U-shaped plate (1), the adjusting structure (3) comprises sliding grooves (31), sliding blocks (32), connecting rods (33) and blocking plates (35), the three sliding grooves (31) are arranged on the front face of the U-shaped plate (1), the three sliding blocks (32) are respectively connected inside the three sliding grooves (31) in a sliding mode, one ends of the three connecting rods (33) are fixed to the bottom faces of the three sliding blocks (32), and one ends of the three blocking plates (35) are respectively fixed to the other ends of the three connecting rods (33);

the expansion structure (4) is fixed on the back surface of the U-shaped plate (1), the expansion structure (4) comprises a bottom plate (41), an expansion air bag (42), a metal sheet (43), a first air passage (44), a second air passage (45), a third air passage (46) and a magnet (47), one end of the bottom plate (41) is fixed on the back surface of the U-shaped plate (1), the expansion air bag (42) is arranged on the top surface of the bottom plate (41), seven metal sheets (43) are fixed on the inner wall of the expansion air bag (42) at equal intervals, the first air passage (44), the second air passage (45) and the third air passage (46) are all arranged inside the expansion air bag (42), the magnets (47) are fixed between the first air passage (44), the second air passage (45) and the third air passage (46);

air feed structure (5), air feed structure (5) are located the inside of bottom plate (41), air feed structure (5) are including collecting pipe (51), breather pipe (52), flexible groove (53) and sealing washer (54), collecting pipe (51) are located the inside of bottom plate (41), just the one end of collecting pipe (51) is fixed in the outer wall of air cavity (24), three breather pipe (52) are located the inside of collecting pipe (51), and three breather pipe (52) do not communicate with each other, flexible groove (53) are located the lateral wall of collecting pipe (51), just barrier plate 35 sliding connection in the inside of flexible groove (53), sealing washer (54) install in the inner wall of flexible groove (53).

2. The gynecological clinical in-situ examination device according to claim 1, characterized in that the adjusting structure (3) further comprises an elastic sleeve (34), the elastic sleeve (34) is sleeved on one end of the blocking plate (35), one end of the elastic sleeve (34) is fixed on the other end of the connecting rod (33), and the other end of the elastic sleeve (34) abuts against the side wall of the collecting tube (51).

3. An obstetrical and gynecological clinical in-line examination device according to claim 1, characterized in that three of said ventilation tubes (52) communicate with said first air passage (44), said second air passage (45) and said third air passage (46), respectively.

4. The gynecological clinical in-line examination device of claim 1, wherein the first air passage (44), the second air passage (45) and the third air passage (46) are all of a semicircular structure, and the radius of the first air passage (44) is smaller than that of the second air passage (45), and the radius of the second air passage (45) is smaller than that of the third air passage (46).

5. The gynecological clinical in-clinical examination device of claim 1, characterized in that the magnet (47) between the first air passage (44) and the second air passage (45) is magnetically connected with the magnet (47) between the second air passage (45) and the third air passage (46), and seven of the metal sheets (43) are connected to form a semicircular structure.

6. The clinical in-clinical examination device of gynaecology and obstetrics according to claim 1, characterized in that, there is a clearance between two adjacent sheetmetals (43), and sealed connection between two adjacent sheetmetals (43).

7. The clinical internal examination device for obstetrics and gynecology department of claim 1, wherein the magnets (47) arranged between two adjacent air passages are all arranged in a plurality of pieces, gaps are arranged between the plurality of pieces of magnets (47), and the magnets (47) adjacent to each other in pairs are hermetically connected between two adjacent air passages.

8. The gynecological clinical in-line examination device of claim 1, characterized in that an LED strip is uniformly arranged on the inside in the radial direction of the dilatation balloon (42).