CN216167370U

CN216167370U - Vaginal dilator

Info

Publication number: CN216167370U
Application number: CN202122318183.XU
Authority: CN
Inventors: 刘致吟; 黄慧兰; 雷玲玲
Original assignee: 923th Hospital of the Joint Logistics Support Force of PLA
Current assignee: 923th Hospital of the Joint Logistics Support Force of PLA
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-04-05
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses a vaginal dilator, which comprises a duckbilled upper blade, a duckbilled lower blade, an upper blade handle arranged at the rear end of the duckbilled upper blade and a lower blade handle arranged at the rear end of the duckbilled lower blade, wherein the duckbilled upper blade is connected with the duckbilled lower blade through a rotating shaft, and limiting rods penetrate through the lower blade handle and the upper blade handle; two blocking components are arranged between the duckbilled upper blade and the duckbilled lower blade, and the two blocking components are respectively arranged on two sides of the duckbilled upper blade and are arranged along two side edges of the duckbilled upper blade. The blocking component can block the vaginal tissue, so that the vaginal tissue is prevented from being extruded into the duckbill part, the cervix of a patient is fully exposed, and the examination is convenient; the gag lever post can restrict the angle that lower leaf handle and upper leaf handle opened to also with the open size of duckbilled lower leaf on the control duckbilled shape, avoid the duckbilled part to open too greatly, arouse the patient discomfort, cause the vagina tissue impaired.

Description

Vaginal dilator

Technical Field

The utility model relates to the field of medical supplies, in particular to a vaginal dilator.

Background

The vaginal dilator is also called as vaginal dilator, and is usually used in the treatment process of gynecological diseases to expand the vagina, so that the state of illness can be checked and the treatment is facilitated.

Most of the existing vaginal dilators are duckbill vaginal dilators, the vaginal dilator is only divided into an upper part and a lower part to open the vagina in the examination process, when patients with thick vaginal walls and loose vagina use the vaginal dilator to do colposcopy, vaginal tissues are possibly extruded into the opened vaginal dilator, the cervix is not exposed completely, and the examination of the patients is not facilitated.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: provides a vaginal dilator which can block vaginal tissue, fully expose the cervix of a patient and facilitate examination.

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

the vaginal dilator comprises a duckbilled upper leaf, a duckbilled lower leaf, an upper leaf handle arranged at the rear end of the duckbilled upper leaf and a lower leaf handle arranged at the rear end of the duckbilled lower leaf, wherein the duckbilled upper leaf is connected with the duckbilled lower leaf through a rotating shaft, and limiting rods penetrate through the lower leaf handle and the upper leaf handle; two blocking components are arranged between the duckbilled upper blade and the duckbilled lower blade, and the two blocking components are respectively arranged on two sides of the duckbilled upper blade and are arranged along two side edges of the duckbilled upper blade.

As a further improvement of the above technical solution:

the blocking component comprises an upper blocking piece and a lower blocking piece, the upper blocking piece comprises a first shifting rod and a plurality of upper blocking teeth, the upper blocking teeth are arranged at intervals along the length direction of the first shifting rod, and the first shifting rod is connected with the duckbilled upper blade; the lower blocking piece comprises a second shifting rod and a plurality of lower blocking teeth, the lower blocking teeth are arranged at intervals along the length direction of the second shifting rod, and the second shifting rod is connected with the duckbilled lower blade; the upper blocking teeth can be meshed with the lower blocking teeth. The upper blocking teeth and the lower blocking teeth are respectively positioned at the edges of the duckbilled upper leaves and the duckbilled lower leaves, and the upper blocking teeth and the lower blocking teeth are meshed to block vaginal tissues, so that the vaginal tissues are prevented from entering between the duckbilled upper leaves and the duckbilled lower leaves, and the cervix uteri is not completely exposed when a patient is subjected to colposcopy. Meanwhile, the vaginal tissue is observed through the gap between two adjacent upper retaining teeth or the gap between two adjacent lower retaining teeth, which is more beneficial to the examination of patients.

Furthermore, the duckbilled upper blade is provided with a first accommodating groove for accommodating the upper blocking piece, and the upper blocking piece can move and then stretch out of the first accommodating groove; the duckbilled lower blade is provided with a second accommodating groove for accommodating the lower blocking piece, and the lower blocking piece can move and then stretch out of the second accommodating groove. Go up to keep off the piece and keep off the piece down and accomodate the inslot to first accomodating groove and second respectively, medical personnel can or not move the piece of keeping off or keep off down and stretch out outside first accomodating groove or the second accomodating groove according to patient's condition or inspection needs decision.

Furthermore, a first sliding groove is formed in the groove wall of the first accommodating groove in a penetrating mode along the extending direction of the upper blocking piece, the first deflector rod is bent upwards and extends out from one end, close to the handle of the upper blade, to form a first operating rod, the first operating rod is slidably inserted into the first sliding groove, and the suspended end of the first operating rod penetrates through the first sliding groove and extends out of the duckbilled upper blade; the groove wall of the second accommodating groove is provided with a through second sliding groove along the extending direction of the lower baffle piece, the second driving lever is bent downwards and extends out to form a second operating rod by one end close to the handle of the lower blade, the second operating rod is slidably inserted into the second sliding groove, and the suspended end of the second operating rod penetrates through the second sliding groove to extend out of the duckbilled lower blade. The first shifting lever slides in the first chute through the first operating rod, so that the medical staff can extend or retract the upper blocking teeth to the duckbilled upper leaves according to the condition of the patient; the second driving lever slides in the second chute through the second operating rod, so that the medical staff can stretch out or shrink the lower blocking teeth back to the duckbilled lower blades according to the condition of the patient.

Furthermore, the first operating rod is provided with a first guide rod, a first guide groove matched with the first guide rod is formed in the groove wall of the first sliding groove along the groove direction, and the first guide rod is slidably embedded in the first guide groove; the second action bars is equipped with the second guide bar, and the cell wall of second spout is followed the groove to being equipped with the second guide way that matches with the second guide bar, and second guide bar slidable inlays in the second guide way. The first guide rod is slidably embedded in the first guide groove, so that the first operating rod can be prevented from falling out of the first sliding groove, and can slide along the first sliding groove, and the extension of the upper blocking teeth can be controlled; the second guide rod is slidably embedded in the second guide groove, so that the second operating rod can be prevented from falling out of the second sliding groove, and the second operating rod can be made to slide along the second sliding groove, so that the extension of the lower blocking tooth can be controlled.

Furthermore, the first guide rod and the second guide rod are consistent in shape and comprise a main rod, a spring and balls, the spring is located between the main rod and the balls, two ends of the spring are fixedly connected with the main rod and the balls respectively, limiting holes are formed in inner walls of two ends of the first guide groove and the second guide groove, and the main rod is clamped into the limiting holes under the elastic action of the spring after the first guide rod or the second guide rod slides. When first action bars or second action bars slide respectively to the spacing hole of first guide way or second guide way both ends inner wall, the mobile jib can be because of receiving the elastic force effect card of spring to go into spacing downthehole, prevents that first guide bar or second guide bar from continuing to slide, when needs slide once more, utilizes first action bars or second action bars to press down the spring, makes the mobile jib break away from spacing hole, and then continues to slide along first guide way or second guide way.

The utility model has the beneficial effects that:

1. the edge through leaf both sides on duckbilled shape sets up blocks the subassembly to block the subassembly and can block the vagina tissue, avoid the vagina tissue to crowd into duckbilled part, make patient's cervix fully expose, convenient inspection.

2. The gag lever post can restrict the angle that lower leaf handle and upper leaf handle opened to also with the open size of duckbilled lower leaf on the control duckbilled shape, avoid the duckbilled part to open too greatly, arouse the patient discomfort, cause the vagina tissue impaired.

Drawings

Fig. 1 is a front view of the vaginal speculum of the present invention.

Fig. 2 is a side view of the vaginal speculum of the present invention.

Fig. 3 is a cross-sectional view of the vaginal speculum of the present invention.

Fig. 4 is a schematic view of the structure of the barrage assembly of the present invention.

The reference numbers in the figures are: 1. duckbill upper leaves; 2. duckbill shaped lower lobes; 3. a handle for the upper leaves; 4. a lower leaf handle; 5. a first shift lever; 6. an upper blocking tooth; 7. a second deflector rod; 8. a lower blocking tooth; 9. a first chute; 10. a first operating lever; 11. a second chute; 12. a second operating lever; 13. a first guide bar; 131. a main rod; 132. a spring; 133. a ball bearing; 14. a second guide bar; 15. a limiting rod; 16. a first guide groove; 17. a second guide groove; 18. a limiting hole; 19. a first receiving groove; 20. a second receiving groove.

Detailed Description

The present invention will be described with reference to the accompanying drawings, wherein the embodiments are described for illustrative and explanatory purposes only and are not intended to limit the present invention, and various modifications and improvements made by those skilled in the art without departing from the spirit of the present invention are within the scope of the present invention.

As shown in fig. 1 to 3, the vaginal dilator of the present embodiment includes a duckbilled upper blade 1, a duckbilled lower blade 2, an upper blade handle 3 disposed at the rear end of the duckbilled upper blade 1, and a lower blade handle 4 disposed at the rear end of the duckbilled lower blade 2, the duckbilled upper blade 1 is connected to the duckbilled lower blade 2 through a rotating shaft, and a limiting rod 15 penetrates through the lower blade handle 4 and the upper blade handle 3; two blocking components are arranged between the duckbilled upper blade 1 and the duckbilled lower blade 2, and are respectively arranged on two sides of the duckbilled upper blade 1 and are arranged along the edges of two sides of the duckbilled upper blade 1; the blocking assembly comprises an upper blocking piece and a lower blocking piece, the upper blocking piece comprises a first driving lever 5 and a plurality of upper blocking teeth 6, the plurality of upper blocking teeth 6 are arranged at intervals along the length direction of the first driving lever 5, and the first driving lever 5 is connected with the duckbilled upper blade 1; the lower stopper comprises a second driving lever 7 and a plurality of lower stopping teeth 8, the plurality of lower stopping teeth 8 are arranged at intervals along the length direction of the second driving lever 7, and the second driving lever 7 is connected with the duckbilled lower blade 2; the upper catch 6 can engage with the lower catch 8.

Wherein, the duckbilled upper blade 1 is provided with a first accommodating groove 19 for accommodating the upper blocking piece, and the upper blocking piece can move and then stretch out of the first accommodating groove 19; the duckbilled lower blade 2 is provided with a first receiving groove 20 for receiving the lower blocking piece, and the lower blocking piece can move to extend out of the first receiving groove 20. A first sliding groove 9 which penetrates through the groove wall of the first accommodating groove 19 along the extending direction of the upper blocking piece is arranged, the first deflector rod 5 is bent upwards and extends out from one end, close to the upper blade handle 3, to form a first operating rod 10, the first operating rod 10 can be slidably inserted into the first sliding groove 9, and the suspended end of the first operating rod 10 penetrates through the first sliding groove 9 and extends out of the duckbilled upper blade 1; the groove wall of the first accommodating groove 20 is provided with a through second sliding groove 11 along the extending direction of the lower blocking piece, the second driving lever 7 is bent downwards and extends out to form a second operating rod 12 by being close to one end of the lower blade handle 4, the second operating rod 12 can be slidably inserted into the second sliding groove 11, and the suspended end of the second operating rod 12 passes through the second sliding groove 11 and extends out of the duckbilled lower blade 2.

As shown in fig. 3 to 4, the first operating rod 10 is provided with a first guide rod 13, a first guide groove 16 matched with the first guide rod 13 is formed in the groove wall of the first sliding groove 9 along the groove direction, and the first guide rod 13 is slidably embedded in the first guide groove 16; the second operating rod 12 is provided with a second guide rod 14, a second guide groove 17 matched with the second guide rod 14 is arranged on the groove wall of the second sliding groove 11 along the groove direction, and the second guide rod 14 is slidably embedded in the second guide groove 17. The shape of first guide bar 13 and second guide bar 14 is unanimous and includes mobile jib 131, spring 132 and ball 133, ball 133 is circular, make things convenient for first guide bar 13 or the slip of second guide bar 14 more, spring 132 is located between mobile jib 131 and the ball 133 and both ends respectively rather than fixed connection, first guide way 16 and the inner wall of second guide way 17 both ends all are equipped with spacing hole, first guide bar 13 or the slip back of second guide bar 14, mobile jib 131 blocks in spacing downthehole under the elastic action of spring 132.

When the colposcopy is performed on a patient by using the vaginal dilator, whether two blocking components extend out of the duckbilled upper blade 1 or not can be determined according to the vaginal condition of the patient, if the upper blocking teeth 6 extend out of the duckbilled upper blade 1, the first shift lever 5 can be moved, the first operating rod 10 can slide in the first sliding groove 9, and when the first operating rod 10 slides, the first guide rod 13 also slides in the first guide groove 16; until the first operating rod 10 slides to the limit hole, the main rod 131 is clamped into the limit hole under the elastic force of the spring 132, so that the first guide rod 13 is prevented from continuously sliding, and the inspection is facilitated; if the lower blocking tooth 8 needs to be extended out of the duckbill-shaped lower blade 2, the process of extending the upper blocking tooth 6 can be referred to.

Claims

1. Expand external genitals, its characterized in that: the duckbilled leaf spring comprises a duckbilled upper leaf (1), a duckbilled lower leaf (2), an upper leaf handle (3) arranged at the rear end of the duckbilled upper leaf (1) and a lower leaf handle (4) arranged at the rear end of the duckbilled lower leaf (2), wherein the duckbilled upper leaf (1) is connected with the duckbilled lower leaf (2) through a rotating shaft, and a limiting rod (15) penetrates through the lower leaf handle (4) and the upper leaf handle (3); two blocking components are arranged between the duckbilled upper blade (1) and the duckbilled lower blade (2), and the two blocking components are respectively arranged on two sides of the duckbilled upper blade (1) and are arranged along two side edges of the duckbilled upper blade (1).

2. The vaginal dilator of claim 1, wherein: the blocking assembly comprises an upper blocking piece and a lower blocking piece, the upper blocking piece comprises a first driving lever (5) and a plurality of upper blocking teeth (6), the plurality of upper blocking teeth (6) are arranged at intervals along the length direction of the first driving lever (5), and the first driving lever (5) is connected with the duckbilled upper blade (1); the lower stopper comprises a second driving lever (7) and a plurality of lower stopping teeth (8), the plurality of lower stopping teeth (8) are arranged at intervals along the length direction of the second driving lever (7), and the second driving lever (7) is connected with the duckbilled lower blade (2); the upper gear (6) can be meshed with the lower gear (8).

3. The vaginal dilator of claim 2, wherein: the duckbilled upper blade (1) is provided with a first accommodating groove (19) for accommodating the upper blocking piece, and the upper blocking piece can move and then stretch out of the first accommodating groove (19); the duckbilled lower blade (2) is provided with a second accommodating groove (20) for accommodating the lower blocking piece, and the lower blocking piece can move and then stretch out of the second accommodating groove (20).

4. The vaginal dilator of claim 3, wherein: a first sliding groove (9) which penetrates through the groove wall of the first accommodating groove (19) is formed in the extending direction of the upper blocking piece, one end, close to the upper blade handle (3), of the first driving lever (5) is bent upwards and extends to form a first operating rod (10), the first operating rod (10) is inserted into the first sliding groove (9) in a sliding mode, and the suspended end of the first operating rod (10) penetrates through the first sliding groove (9) and extends out of the duckbilled upper blade (1); the groove wall of the second accommodating groove (20) is provided with a through second sliding groove (11) along the extending direction of the lower blocking piece, the second driving lever (7) is bent downwards to extend out to form a second operating rod (12) by being close to one end of the lower blade handle (4), the second operating rod (12) can be slidably inserted into the second sliding groove (11), and the suspended end of the second operating rod (12) penetrates through the second sliding groove (11) to extend out of the duckbilled lower blade (2).

5. The vaginal dilator of claim 4, wherein: the first operating rod (10) is provided with a first guide rod (13), the groove wall of the first sliding groove (9) is provided with a first guide groove (16) matched with the first guide rod (13) along the groove direction, and the first guide rod (13) is embedded in the first guide groove (16) in a sliding manner; the second operating rod (12) is provided with a second guide rod (14), the groove wall of the second sliding groove (11) is provided with a second guide groove (17) matched with the second guide rod (14) along the groove direction, and the second guide rod (14) is embedded in the second guide groove (17) in a sliding manner.

6. The vaginal dilator of claim 5, wherein: the shape of first guide bar (13) and second guide bar (14) is unanimous and including mobile jib (131), spring (132) and ball (133), spring (132) are located between mobile jib (131) and ball (133) and both ends respectively rather than fixed connection, first guide way (16) and second guide way (17) both ends inner wall all are equipped with spacing hole (18), first guide bar (13) or second guide bar (14) slip back, mobile jib (131) are gone into under the elastic action of spring (132) in spacing hole (18).