CN220124930U - pessary - Google Patents

pessary Download PDF

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Publication number
CN220124930U
CN220124930U CN202320855477.2U CN202320855477U CN220124930U CN 220124930 U CN220124930 U CN 220124930U CN 202320855477 U CN202320855477 U CN 202320855477U CN 220124930 U CN220124930 U CN 220124930U
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CN
China
Prior art keywords
connection
pessary
included angle
ring
connection ring
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Active
Application number
CN202320855477.2U
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Chinese (zh)
Inventor
严祝奇
杨建霞
房丽娟
刘轩宇
芦明升
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Microport Urocare Shanghai Co Ltd
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Microport Urocare Shanghai Co Ltd
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Priority to CN202320855477.2U priority Critical patent/CN220124930U/en
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Abstract

The utility model relates to a pessary. The pessary is of a cylindrical structure with a channel inside, and comprises a supporting part, a first connecting group and a second connecting group, wherein the supporting part surrounds the periphery of the channel, and a supporting surface is arranged on the supporting part; one end of the first connecting group is connected with one end of the supporting part far away from the supporting surface; the second connection group comprises an abutting circumferential surface, the diameter of the abutting circumferential surface is the maximum outer diameter of the pessary, the second connection group is connected to one end of the first connection group, which is far away from the supporting part, and a first included angle is formed between the first connection group and the second connection group, the first included angle is an internal included angle of the pessary, and the first included angle is configured as the first included angle when the pressure of the supporting surface to the supporting surface is increased. The scheme can provide buffering support and improve supporting force aiming at severe uterine prolapse, and on the other hand, the external diameter of the abutting peripheral surface can be increased, so that the abutting peripheral surface is fastened with the vault wall to prevent the uterus from falling off, and the uterus is not easy to shift and slip from the vagina.

Description

Pessary
Technical Field
The utility model relates to the technical field of implanted medical instruments, in particular to a pessary.
Background
It is estimated that one fifth of women over 50 years of age will need surgical treatment for pelvic organ prolapse (Pelvic Organ Prolaose, POP). Subsequently, many of these women (6% -29%) still recur after surgical treatment, requiring further surgery. In addition, almost 50% of patients undergo prolapse surgery twice or more, and surgical treatment causes great trouble to the patients. Pessary is another treatment scheme for avoiding surgery, and has a great effect on patients (pregnant women and elderly patients) who cannot be treated by surgery recently. Pessaries are primarily placed in the vaginal fornix to support the uterus, thereby reforming the normal vaginal-uterine structure.
Although pessaries have good relieving effect on patients with severe pelvic organ prolapse, the action mechanism is to fill the space in the vagina by using the occupied volume of the pessary to prevent prolapse tissues from moving downwards. When the patient has serious prolapse, the prolapse tissues can easily jack the pessary open, so that risks such as displacement, sliding and the like are caused; in addition, the risk factors such as the shift, the slipping and the like of the pessary can be caused in the daily exercise process of the patient. Once the pessary slips, the pessary needs to be manually intervened to be arranged at a proper position, so that the risk of infection is increased, and meanwhile, great trouble is brought to the daily life of a patient.
Various shapes of pessaries are available depending on the degree of symptoms of uterine prolapse, with the main shapes currently marketed being thin rings, donuts and horns. The pessary in the prior art has poor anti-drop effect, complex structure, unfavorable production and high production cost.
Disclosure of Invention
Based on the above, it is necessary to provide a pessary for solving the problems of easy shift and slipping and complex structure of the pessary in the prior art.
The pessary is of a cylindrical structure with a channel inside, and comprises a supporting part, a first connecting group and a second connecting group, wherein the supporting part surrounds the periphery of the channel, and a supporting surface is arranged on the supporting part; one end of the first connecting group is connected with one end of the supporting part far away from the supporting surface; the second connection group comprises an abutting peripheral surface, the diameter of the abutting peripheral surface is the maximum outer diameter of the pessary, the second connection group is connected to one end of the first connection group, which is far away from the supporting part, and a first included angle is formed between the first connection group and the second connection group, the first included angle is an internal included angle of the pessary, and the first included angle is configured in such a way that when the pressure of the supporting surface increases, the first included angle becomes larger.
In one embodiment, the second connection set includes a third connection ring and a fourth connection ring that are connected, the outer circumferential surface of the connection part of the third connection ring and the fourth connection ring is the abutting circumferential surface, the third connection ring is connected to the first connection set, a second included angle is formed between the third connection ring and the fourth connection ring, the second included angle is an internal included angle of the pessary, and the second included angle is configured such that when the pressure of the supporting surface increases, the second included angle becomes smaller.
In one embodiment, the first connection set includes a first connection ring and a second connection ring that are connected, and the first connection ring is connected to the supporting portion, the second connection ring is connected to the second connection set, a third included angle is formed between the first connection ring and the second connection ring, the third included angle is an external included angle of the pessary, and the third included angle is configured such that when the pressure of the supporting surface towards the supporting surface increases, the third included angle becomes smaller.
In one embodiment, a fourth included angle is formed between the first connection set and the supporting portion, the fourth included angle is an external included angle of the pessary, and the fourth included angle is configured such that when the pressure of the supporting surface towards the supporting surface increases, the fourth included angle becomes smaller.
In one embodiment, the pessary further comprises a third connection set, the third connection set is connected to one end, far away from the first connection set, of the second connection set, and the first connection set, the second connection set and the third connection set jointly enclose to form a buffer cavity communicated with the channel.
In one embodiment, the third connection group includes a fifth connection ring and a sixth connection ring connected to the second connection group, and the sixth connection ring extends from the fifth connection ring toward the inside of the buffer chamber, and is configured such that when the supporting surface is subjected to an increase in pressure toward the supporting surface, the sixth connection ring abuts against the first connection group or moves with a tendency to abut against the first connection ring.
In one embodiment, the connection part of the third connection group and the second connection group is a bottom end part, and the pessary further comprises a taking-out piece, wherein one end of the taking-out piece is connected to the bottom end part, and the other end extends towards a direction away from the supporting part.
In one embodiment, the third connection set includes a seventh connection ring, the seventh connection ring extends from the second connection ring toward a direction away from the supporting portion and is inclined with respect to the axial direction of the pessary, one end of the seventh connection ring connected to the second connection set is a proximal end, one end away from the second connection set is a distal end, and a diameter of the proximal end is larger than a diameter of the distal end.
In one embodiment, the seventh connecting ring has an arc-shaped structure, and an included angle between the tangential direction of the proximal end and the axial direction of the pessary is larger than an included angle between the tangential direction of the distal end and the axial direction of the pessary.
In one embodiment, the distal end of the seventh attachment ring is attached to the pull ring.
The pessary provided in the scheme adopts a hollow cylindrical structure with a channel inside, and is convenient for discharging secretion through an open structure; the supporting part, the first connecting group and the second connecting group are sequentially connected, a first included angle is formed between the first connecting group and the second connecting group, when the pressure of the supporting surface towards the supporting surface is increased, the first included angle is increased, the pressure of the supporting surface is buffered through deformation of the connecting part between the first connecting group and the second connecting group, so that the supporting surface is subjected to severe uterine prolapse, buffering support can be provided, supporting force is improved, the outer diameter of the abutting peripheral surface can be increased, the abutting peripheral surface is fastened with the vault wall card more tightly, falling is prevented, and the uterus is not easy to shift and slip from the vagina.
Drawings
Fig. 1 is a schematic structural view of a pessary according to a first embodiment of the present utility model.
Fig. 2 is a schematic cross-sectional view of a pessary according to a first embodiment of the present utility model.
Fig. 3 is a schematic cross-sectional view of a pessary according to a second embodiment of the present utility model.
Fig. 4 is a schematic structural diagram of a removing member according to a second embodiment of the present utility model.
Fig. 5 is a schematic structural view of a pessary according to a third embodiment of the present utility model.
Fig. 6 is a schematic cross-sectional view of a pessary according to a third embodiment of the present utility model.
Reference numerals illustrate:
100. a pessary; 110. a channel; 120. a support part; 121. a support surface; 130. a first connection group; 131. a first connection ring; 132. a second connecting ring; 140. a second connection group; 141. abutting the peripheral surface; 142. a third connecting ring; 143. a fourth connecting ring; 150. a third connection group; 151. a fifth connecting ring; 152. a sixth connecting ring; 153. a seventh connecting ring; 1531. a proximal end; 1532. a distal end; 160. a buffer chamber; 170. a bottom end portion; 180. taking out the piece; 181. a fixed end; 182. an extension section; 190. a pull ring; alpha, a first included angle; beta, a second included angle; gamma, a third included angle; delta, fourth included angle.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.
In the description of the present utility model, it should be understood that, if any, these terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., are used herein with respect to the orientation or positional relationship shown in the drawings, these terms refer to the orientation or positional relationship for convenience of description and simplicity of description only, and do not indicate or imply that the apparatus or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model.
Furthermore, the terms "first," "second," and the like, if any, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the terms "plurality" and "a plurality" if any, mean at least two, such as two, three, etc., unless specifically defined otherwise.
In the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly. For example, the two parts can be fixedly connected, detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, the meaning of a first feature being "on" or "off" a second feature, and the like, is that the first and second features are either in direct contact or in indirect contact through an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
It will be understood that if an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. If an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein, if any, are for descriptive purposes only and do not represent a unique embodiment.
Referring to fig. 1 and 2, fig. 1 shows a schematic structural diagram of a pessary 100 according to a first embodiment of the present utility model, and fig. 2 shows a schematic sectional structural diagram of a pessary 100 according to a first embodiment of the present utility model. According to the pessary 100 provided by the first embodiment of the utility model, the pessary 100 is of an integrated structure, so as to be convenient for molding. And the pessary 100 is made of flexible materials, and is specifically expressed as follows: the pessary 100 is capable of deforming when subjected to a force.
As shown in fig. 1 and 2, the pessary 100 has a cylindrical structure having a passage 110 formed therein, and the passage 110 is used for discharging excreta out of the human body.
As shown in fig. 1 and 2, the pessary 100 includes a support 120, a first connection set 130, and a second connection set 140. The supporting portion 120 is in an annular structure and is disposed around the outer periphery of the channel 110, and the supporting portion 120 is provided with a supporting surface 121. The bearing surface 121 is applied to the uterus abutment to hold the prolapsed uterus. As shown in fig. 2, one end of the first connection set 130 is connected to an end of the supporting portion 120 away from the supporting surface 121, and the second connection set 140 is connected to an end of the first connection set 130 away from the supporting portion 120.
The second connection set 140 includes an abutment peripheral surface 141, the diameter of the abutment peripheral surface 141 being the maximum outer diameter of the pessary 100, the abutment peripheral surface 141 abutting the vaginal vault location when the sub Gong Tuo is placed in a human body to clamp the pessary 100 at the vaginal vault location by radial force.
As shown in fig. 2, a first included angle α is formed between the first connection set 130 and the second connection set 140, where the first included angle α is an internal included angle of the pessary 100, and as shown in fig. 2, when the supporting surface 121 is stressed, the stress direction is the same as the opening direction of the first included angle α, so that the first included angle α is configured such that when the supporting surface 121 is subjected to an increase of pressure towards the supporting surface 121, the first included angle α has a tendency to drive the first connection set 130 and the second connection set 130 to reversely rotate at the position of the first included angle α, and the first included angle α becomes larger. On one hand, the pressure born by the supporting surface 121 can be buffered through the deformation of the connection part between the first connection group 130 and the second connection group 140, so that buffer support can be provided for severe uterine prolapse, and the supporting force is improved; on the other hand, the outer diameter of the abutting circumferential surface 141 can be increased, so that the abutting circumferential surface 141 is clamped with the wall of the fornix more tightly, and the uterus is prevented from being displaced and slipped off from the vagina easily.
Preferably, as shown in fig. 2, the connection between the first connection set 130 and the second connection set 140 adopts an arc transition, and the arc is a major arc, that is, the central angle of the arc is greater than 180 °, so that the connection deforms when being stressed, thereby having better buffering effect and avoiding stress concentration.
As shown in fig. 2, in some embodiments, the second connection set 140 includes a third connection ring 142 and a fourth connection ring 143 that are connected, an outer circumferential surface of a connection portion of the third connection ring 142 and the fourth connection ring 143 is an abutment circumferential surface 141, and the third connection ring 142 is connected to the first connection set 130.
The third connecting ring 142 and the fourth connecting ring 143 form a second included angle β therebetween, the second included angle β is an internal included angle of the pessary 100, and as shown in fig. 2, when the supporting surface 121 is stressed, the stress direction is perpendicular to the opening direction of the second included angle β, so that the second included angle β is configured such that when the pressure of the supporting surface 121 towards the supporting surface 121 increases, the third connecting ring 142 has a tendency to fold towards the fourth connecting ring 143, so that the second included angle β becomes smaller, the deformation of the connection between the third connecting ring 142 and the fourth connecting ring 143 can buffer the pressure applied to the supporting surface 121, and the outer diameter of the abutting circumferential surface 141 can also increase.
Preferably, as shown in fig. 2, the connection between the third connection ring 142 and the fourth connection ring 143 adopts an arc transition, and the arc is a major arc, that is, the central angle of the arc is greater than 180 °, so that the connection deforms when being stressed, thereby having better buffering effect and avoiding stress concentration.
As shown in fig. 2, in some embodiments, the first connection set 130 includes a first connection ring 131 and a second connection ring 132 connected to each other, and the first connection ring 131 is connected to the support 120, and the second connection ring 132 is connected to the second connection set 140.
A third included angle γ is formed between the first connecting ring 131 and the second connecting ring 132, where the third included angle γ is an external included angle of the pessary 100, and as shown in fig. 2, when the pressure of the supporting surface 121 towards the supporting surface 121 increases, the third included angle γ has a tendency to drive the first connecting ring 131 to rotate towards the second connecting ring 132, so that the third included angle γ becomes smaller, and when the pressure of the supporting surface 121 towards the supporting surface 121 is sufficiently high, the first connecting ring 131 and the second connecting ring 132 can be attached. As shown in fig. 2, in order to avoid the support portion 120 from falling off due to excessive stress, the third included angle γ is an acute angle, and the third included angle γ is reduced due to the stress 120 of the support portion, so that the force is transmitted to the second included angle β between the third connection ring 142 and the fourth connection ring 143 and the first included angle α between the first connection group 130 and the second connection group 140, so that the deformation angle of the first included angle α and the second included angle β is larger, and the outer diameter at the abutting peripheral surface 141 can be increased.
Preferably, as shown in fig. 2, the connection between the first connection ring 131 and the second connection ring 132 adopts an arc transition, and the arc is a major arc, that is, the central angle of the arc is greater than 180 °, so that the connection deforms when being stressed, thereby having better buffering effect and avoiding stress concentration.
In some embodiments, as shown in fig. 2, a fourth included angle δ is formed between the first connection set 130 and the supporting portion 120, the fourth included angle δ is an external included angle of the pessary 100, and as shown in fig. 2, when the pressure of the supporting surface 121 towards the supporting surface 121 increases, the fourth included angle δ has a tendency to drive the supporting portion 120 to rotate towards the direction of the first connection set 130, so that the fourth included angle δ becomes smaller, and the pressure exerted on the supporting surface 121 is buffered by the deformation between the connection between the first connection set 130 and the supporting portion 120, thereby avoiding uterine prolapse.
Preferably, as shown in fig. 2, the connection between the first connection group 130 and the supporting portion 120 adopts an arc transition, and the arc is a major arc, that is, the central angle of the arc is greater than 180 °, so that the connection deforms when being stressed, thereby having better buffering effect and avoiding stress concentration.
As shown in fig. 2, in some embodiments, the pessary 100 further includes a third connection set 150, the third connection set 150 is connected to an end of the second connection set 140 away from the first connection set 130, and the first connection set 130, the second connection set 140 and the third connection set 150 jointly enclose to form a buffer cavity 160 in communication with the channel 110, and when the pressure of the supporting surface 121 towards the supporting surface 121 increases, the pessary 100 is deformed by the change of the first included angle α, the second included angle β and the third included angle γ, so as to change the shape of the buffer cavity 160.
As shown in fig. 2, in some embodiments, the third connection set 150 includes a fifth connection ring 151 and a sixth connection ring 152 that are connected, and the fifth connection ring 151 is connected to the second connection set 140, and the sixth connection ring 152 extends from the fifth connection ring 151 toward the inside of the buffer cavity 160, and is configured such that when the pressure of the supporting surface 121 toward the supporting surface 121 increases, the sixth connection ring 152 abuts against the first connection set 130 or moves with a tendency to abut against the first connection ring 131. Preferably, in the present embodiment, the sixth connection ring 152 is disposed in parallel with the second connection ring 132 such that the sixth connection ring 152 can abut against the second connection ring 132 or the sixth connection ring 152 and the second connection ring 132 can relatively move when the pressure of the support surface 121 toward the support surface 121 increases. When the second connecting ring 132 abuts against the sixth connecting ring 152, the force of the second connecting ring 132 is transferred to the sixth connecting ring 152, and the sixth connecting ring 152 has a tendency to drive the connection of the sixth connecting ring 152 and the fifth connecting ring 151 to deform, and also has a tendency to drive the connection of the fifth connecting ring 151 and the fourth connecting ring 143 to deform, so that the pressure applied to the supporting surface 121 is buffered by the deformation of the connection of the sixth connecting ring 152 and the fifth connecting ring 151 and the connection of the fifth connecting ring 151 and the fourth connecting ring 143.
The pessary 100 provided in the above proposal adopts a hollow cylindrical structure with a channel 110 inside, and is convenient for discharging secretion through an open structure; the supporting portion 120, the first connecting group 130 and the second connecting group 140 are sequentially connected, a first included angle alpha is formed between the first connecting group 130 and the second connecting group 140, when the pressure of the supporting surface 121 towards the supporting surface 121 is increased, the first included angle alpha is increased, the pressure of the supporting surface 121 is buffered through deformation of the connecting position between the first connecting group 130 and the second connecting group 140, so that buffer support can be provided for severe uterine prolapse, the supporting force is improved, on the other hand, the outer diameter of the position of the abutting peripheral surface 141 can be increased, the abutting peripheral surface 141 is tightly clamped with the vault wall, and falling is prevented, and the uterus is not easy to shift and slip from the vagina.
Referring to fig. 3, fig. 3 is a schematic cross-sectional structure of a pessary 100 according to a second embodiment of the present utility model, which is different from the first embodiment in that:
in this embodiment, the connection between the third connection set 150 and the second connection set 140 is a bottom end 170, the pessary 100 further includes a removing member 180, one end of the removing member 180 is connected to the bottom end 170, and the other end extends in a direction away from the supporting portion 120, so that when the pessary Gong Tuo is placed on a human body, the pessary 100 is conveniently driven to move out of the body through the removing member 180.
Optionally, as shown in fig. 4, fig. 4 shows a schematic structural view of the extracting member 180 in the second embodiment of the present utility model, where the extracting member 180 includes a fixed end 181 and an extension 182, and preferably, the bottom end 170 is provided with an opening, and when the extracting member 180 is connected to the bottom end 170, the fixed end 181 is located inside the pessary 100, and the extension 182 passes through the opening and extends to the outside of the pessary 100. Preferably, the extension 182 is a wire-like structure. A portion of the extension 182 remains outside the body and can be removed by pulling on the extension 182 if removal of the pessary 100 is desired.
Referring to fig. 5 and 6, fig. 5 shows a schematic structural diagram of a pessary 100 according to a third embodiment of the present utility model, and fig. 6 shows a schematic sectional structural diagram of a pessary 100 according to a third embodiment of the present utility model, which is different from the first embodiment in that:
in the present embodiment, the third connection set 150 includes a seventh connection ring 153, where the seventh connection ring 153 extends from the second connection ring 132 toward a direction away from the supporting portion 120 and is disposed obliquely with respect to the axial direction of the pessary 100, one end of the seventh connection ring 153 connected to the second connection set 140 is a proximal end 1531, one end away from the second connection set 140 is a distal end 1532, and a diameter of the proximal end 1531 is larger than a diameter of the distal end 1532.
In the present embodiment, the seventh connecting ring 153 has an arc structure, and the angle between the tangential direction of the proximal end 1531 and the axial direction of the pessary 100 is larger than the angle between the tangential direction of the distal end 1532 and the axial direction of the pessary 100, so as to increase the axial supporting strength of the pessary 100. In other embodiments, the seventh connection ring 153 may also have a tapered structure.
In this embodiment, the distal end 1532 is connected to the pull ring 190 so that when the pessary 100 is removed, the pessary 100 can be removed from the human body by pulling on the pull ring 190.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. A pessary, characterized in that, the pessary is the cylindric structure that is equipped with the passageway in inside, the pessary includes:
the support part surrounds the periphery of the channel and is provided with a support surface;
one end of the first connecting group is connected with one end of the supporting part far away from the supporting surface;
the second connection group comprises an abutting circumferential surface, the diameter of the abutting circumferential surface is the maximum outer diameter of the pessary, the second connection group is connected to one end of the first connection group, which is far away from the supporting part, and a first included angle is formed between the first connection group and the second connection group, the first included angle is an internal included angle of the pessary, and the first included angle is configured as when the pressure of the supporting surface increases, and the first included angle becomes larger.
2. The pessary of claim 1, wherein the second connection set further comprises a third connection ring and a fourth connection ring which are connected, an outer circumferential surface of a connection part of the third connection ring and the fourth connection ring is the abutting circumferential surface, the third connection ring is connected to the first connection set, a second included angle is formed between the third connection ring and the fourth connection ring, the second included angle is an internal included angle of the pessary, and the second included angle is configured such that when a pressure of the supporting surface towards the supporting surface increases, the second included angle becomes smaller.
3. The pessary of claim 1, wherein the first connection set comprises a first connection ring and a second connection ring that are connected, and the first connection ring is connected to the support portion, the second connection ring is connected to the second connection set, a third included angle is formed between the first connection ring and the second connection ring, the third included angle is an external included angle of the pessary, and the third included angle is configured such that the third included angle becomes smaller when the pressure of the support surface toward the support surface increases.
4. The pessary of claim 1, wherein a fourth included angle is formed between the first connection set and the support portion, the fourth included angle being an external included angle of the pessary, and the fourth included angle being configured such that the fourth included angle becomes smaller when the support surface is subjected to an increase in pressure toward the support surface.
5. The pessary of claim 1, further comprising a third connection set connected to an end of said second connection set remote from said first connection set, and wherein said first connection set, said second connection set, and said third connection set collectively enclose a buffer chamber in communication with said channel.
6. A pessary according to claim 5, wherein said third connection set comprises a fifth connection ring and a sixth connection ring connected to said second connection set, said sixth connection ring extending from said fifth connection ring towards the inside of said buffer chamber and being configured such that said sixth connection ring abuts said first connection set or moves with a tendency to abut said first connection set when said support surface is subjected to an increase in pressure towards said support surface.
7. The pessary of claim 6, wherein a junction of said third connection set and said second connection set is a bottom end, said pessary further comprising a withdrawal member having one end connected to said bottom end and another end extending away from said support.
8. The pessary of claim 5, wherein said third connection set comprises a seventh connection ring extending from said second connection set in a direction away from said support and being disposed obliquely with respect to an axial direction of said pessary, said seventh connection ring being connected to said second connection set at a proximal end and at a distal end, said proximal end having a diameter greater than a diameter of said distal end.
9. The pessary of claim 8, wherein said seventh connecting ring is of arcuate configuration and wherein an axial angle between a tangential direction of said proximal end and said pessary is greater than an axial angle between a tangential direction of said distal end and said pessary.
10. The pessary of claim 8, wherein a distal end of said seventh attachment ring is attached to a pull ring.
CN202320855477.2U 2023-04-17 2023-04-17 pessary Active CN220124930U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320855477.2U CN220124930U (en) 2023-04-17 2023-04-17 pessary

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320855477.2U CN220124930U (en) 2023-04-17 2023-04-17 pessary

Publications (1)

Publication Number Publication Date
CN220124930U true CN220124930U (en) 2023-12-05

Family

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Application Number Title Priority Date Filing Date
CN202320855477.2U Active CN220124930U (en) 2023-04-17 2023-04-17 pessary

Country Status (1)

Country Link
CN (1) CN220124930U (en)

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