CN220876742U

CN220876742U - Cervical examination assistor

Info

Publication number: CN220876742U
Application number: CN202321947313.9U
Authority: CN
Inventors: 柏贞; 袁飞; 许谨; 王丽娜
Original assignee: Henan University of Traditional Chinese Medicine HUTCM
Current assignee: Henan University of Traditional Chinese Medicine HUTCM
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2024-05-03
Anticipated expiration: 2033-07-24

Abstract

The utility model discloses a cervical examination auxiliary device, which belongs to the technical field of gynecological monitoring auxiliary equipment, wherein an observation tube is arranged at the rear end of a handle, a driving ring is arranged on the outer wall of the observation tube, a plurality of support rods are arranged at the rear end of the driving ring, an arc-shaped plate is hinged to the upper end of each support rod, a threaded sleeve is fixedly connected to the front end of the driving ring, a sleeve is matched with the threaded sleeve, the sleeve is rotatably arranged at the rear end of the handle, the driving ring is rotated clockwise, all the arc-shaped plates are jacked up through the support rods, the effect of expanding the vagina is achieved, the larger the rotating angle of the sleeve is, the larger the backward moving interval of the driving ring is, the larger the expanding size of the arc-shaped plates is, so that the device is suitable for patients with different vagina sizes, the applicability of the device is improved, the surface of the arc-shaped plates are attached to the inner wall of the vagina, and the end parts of the arc-shaped plates are abutted to the inner wall of the vagina compared with the traditional upper and lower page type vaginal dilator.

Description

Cervical examination assistor

Technical Field

The utility model relates to the technical field of gynecological examination auxiliary equipment, in particular to a cervical examination auxiliary device.

Background

The gynaecology and reproductive endocrinology belongs to a branch of endocrinology, also called as reproductive medicine, mainly aims at checking endocrine problems related to reproduction, such as whether female organs such as uterus, ovary, fallopian tube are abnormal or not, and can also treat reproductive endocrinopathy.

In the inspection of gynaecology and reproductive endocrinology, mainly including the inspection to parts such as genitals, when checking genitals, because vagina always tends to closed state, observe the sight and block, in order to make the sight of observation more open, it is commonly used to expand the vagina, be convenient for direct observation internal environment, or be convenient for the insertion of utensil such as sight glass, common expands the vagina and comprises two pages from top to bottom and handle, during the use, will two pages of ends insert the vagina, pinch the handle, upper and lower two pages open to strut the vagina, this has certain problem:

1. When in examination, a doctor is required to hold the handle stably for a long time, finger ache is easy to cause, the kneading angle is changed, and a patient is easy to be injured by mistake;

2. When the upper and lower page type vaginal dilator is spread, the end part of the vaginal dilator can prop against the inner wall of the vagina, and the mucous membrane of the inner wall of the vagina is easy to be damaged.

Therefore, the utility model provides a cervical examination auxiliary device, which solves the problems that the existing vaginal dilator cannot maintain an opening angle independently and stably and the deep end is easy to damage the mucous membrane of the inner wall.

Disclosure of utility model

The utility model aims to solve the problems in the prior art and provides a cervical examination aid.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a cervical inspection assistor, its characterized in that, includes the handle, the embedding has transparent observation tube on the handle rear end, and the cover is equipped with the drive ring on the observation tube, and drive ring rear end articulates has a plurality of bracing pieces, and every bracing piece upper end all articulates has the transparent arc of slidable mounting at the handle rear end, and all arcs all radially slide along the observation tube, and drive ring front end is equipped with the thread bush, and thread bush screw-thread fit has the sleeve, and the sleeve rotates to be installed on the handle rear end face, is fixed with from the driving wheel on the sleeve, is equipped with brake mechanism on the sleeve, avoids the sleeve to deflect when non-autonomous adjustment.

Preferably, a cavity which is coaxial with the observation tube is arranged in the handle, the left side of the cavity penetrates through the left side wall of the handle, the driven wheel is arranged in the cavity, a driving wheel is rotatably arranged in the cavity and positioned on the left side of the driven wheel, the driving wheel is meshed with the driven wheel, and the left side wall of the driving wheel extends out of the left side wall of the handle.

Preferably, the braking mechanism comprises an inverted T-shaped channel arranged in the handle, the channel is positioned below the cavity, the vertical part of the channel is communicated with the cavity, the right side of the horizontal part of the channel is communicated with the right side wall of the handle, a ratchet wheel is arranged at the front end of the sleeve, a pawl is rotatably arranged at the upper end of the vertical part of the channel and meshed with the ratchet wheel, a torsion spring is arranged at the rotating connection part of the pawl and the channel, a pull rope is connected with one side, deviating from the ratchet wheel, of the pawl, the other end of the pull rope is connected with a button, the button is arranged at the horizontal part of the channel in a left-right sliding manner, the right end of the button stretches out of the channel, and a spring is arranged between the left end of the button and the horizontal part of the channel.

Preferably, the driving rings are arranged at intervals along the axial direction of the observation tube, the rear side wall of each driving ring is provided with a plurality of supporting rods, the supporting rods on all driving rings are in one-to-one correspondence, the supporting rods on the same side of all driving rings are hinged with the arc plate together, and all driving rings are fixedly connected.

Preferably, a gap is reserved between two side walls of each arc-shaped plate and two adjacent arc-shaped plates.

Preferably, friction damping is arranged between the driving wheel and the hinging part of the cavity.

Compared with the prior art, the utility model provides the cervical examination auxiliary device which has the following beneficial effects.

1. The utility model is provided with the observation tube at the rear end of the handle, the outer wall of the observation tube is provided with the driving ring, the rear end of the driving ring is provided with a plurality of supporting rods, the upper end of each supporting rod is hinged with the arc plate, the front end of the driving ring is fixedly connected with the thread sleeve, the thread sleeve is matched with the thread sleeve, the sleeve is rotatably arranged at the rear end of the handle, the driving ring moves backwards through the driving sleeve, all the arc plates are jacked up through the supporting rods to play a role of expanding yin, the larger the rotating angle of the sleeve is, the larger the backward moving distance of the driving ring is, the larger the expanding size of the arc plates is, so that the device is suitable for patients with different vagina sizes, the applicability of the device is improved, the surfaces of the arc plates are attached to the inner walls of the vagina, and compared with the traditional upper and lower page type vaginal dilator, the ends of the arc plates are propped against the inner walls of the vagina, so that the damage is caused.

2. In the utility model, the thread between the thread bush and the sleeve has self-locking property, so that the thread bush cannot be taken off or easily deflected when being subjected to axial force, thereby ensuring that the arc plate can be kept stable when being pressed by the inner wall of the vagina, avoiding the need of an operator to continuously hold the handle, and reducing the operation burden.

3. When in use, facilities such as the speculum are inserted into the observation tube, thereby avoiding the stimulation of rotation and moving of the speculum to the inner wall of the vagina and reducing the uncomfortable feeling of a patient in the detection process.

4. A gap is reserved between the adjacent arc plates, so that the inner wall of the vagina is prevented from being hurt by clamping when the device is folded, and the use safety of the device is improved.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows; and will be apparent to those skilled in the art in part based upon a review of the following; or may be learned by practice of the utility model.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic cross-sectional view of the present utility model.

FIG. 3 is a schematic cross-sectional view at A-A of FIG. 2 in accordance with the present utility model.

Fig. 4 is a partial schematic view of fig. 2 of the present utility model.

Fig. 5 is a schematic view of the arcuate panel of fig. 4 in an expanded configuration in accordance with the present utility model.

Fig. 6 is a schematic view of the engagement of the driving wheel and the driven wheel of the present utility model.

FIG. 7 is a schematic view of the ratchet-pawl engagement of the present utility model.

Fig. 8 is a left side schematic view of fig. 1 in accordance with the present utility model.

In the figure: a handle 1; an observation tube 2; a drive ring 3; a support rod 4; an arc-shaped plate 5; a threaded sleeve 6; a sleeve 7; a cavity 8; a driven wheel 9; a drive wheel 10; a ratchet 11; a button 12; a pawl 13; a pull cord 14.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 8 of the embodiments of the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments.

In order to solve the problems existing in the prior art, embodiment 1 provides a cervical inspection aid, which comprises a handle 1, wherein a through hole penetrating through the front side wall and the rear side wall is arranged on the handle 1, a transparent observation tube 2 is embedded in the through hole, the tail end of the observation tube 2 faces the rear side of the handle 1, a driving ring 3 is sleeved on the observation tube 2, the rear end face of the driving ring 3 is hinged with a plurality of supporting rods 4, the plurality of supporting rods 4 are distributed in an annular array around the observation tube 2, the upper end of each supporting rod 4 is hinged with a transparent arc plate 5 which is slidably arranged on the rear end of the handle 1, the rear end of the handle 1 is circumferentially provided with sliding grooves which are in one-to-one correspondence with the arc plates 5 at intervals around the axis of the observation tube 2, gaps are reserved between the two side walls of all the arc plates 5 and the adjacent arc plates 5, the front end of the driving ring 3 is provided with a thread bush 6, the thread bush 6 is in threaded fit with a sleeve 7, the sleeve 7 is rotatably arranged on the rear end face of the handle 1, a cavity 8 is arranged in the handle 1, the cavity 8 and the observation tube 2 are coaxially arranged, the left side of the cavity 8 penetrates through the left side wall of the handle 1, the front end of the sleeve 7 is inserted into the cavity 8, the front end of the sleeve 7 is fixedly provided with a driven wheel 9, a driving wheel 10 is rotatably arranged in the cavity 8 and positioned on the left side of the driven wheel 9, the driving wheel 10 is meshed with the driven wheel 9, the teeth of the driving wheel 10 and the driven wheel 9 are relatively compact, the hand is prevented from being pressed, the left side wall of the driving wheel 10 extends out of the left side wall of the handle 1, friction damping is arranged between the hinged parts of the driving wheel 10 and the cavity 8, and the driving wheel 10 is prevented from easily deflecting when moving equipment is avoided;

Be equipped with the passageway of the shape of T in the handle 1, the passageway is located cavity 8 below, the vertical position of passageway is link up with cavity 8, the right side of passageway horizontal part runs through handle 1 right side wall, be located from driving wheel 9 front side on sleeve 7 and be fixed with ratchet 11, the vertical position upper end rotation of passageway is installed pawl 13, pawl 13 and ratchet 11 meshing, pawl 13 and passageway rotate the installation position and be equipped with the torsional spring, pawl 13 deviates from ratchet 11 one side and is connected with stay cord 14, the stay cord 14 other end is connected with button 12, button 12 side-to-side slidable mounting is at passageway horizontal part, button 12 right-hand member stretches out the passageway, be equipped with the spring between button 12 left end and the passageway horizontal part.

The specific implementation process of the utility model comprises the following steps:

In the initial state, as shown in fig. 2 and 4, the threaded sleeve 6 is contracted in the sleeve 7, all the arc plates 5 are folded to be attached to the side wall of the driving ring 3, and the supporting rod 4 is slightly inclined.

When in use, a doctor holds the handle 1 with the left hand, inserts the end part into the vagina, after the handle is inserted to a proper depth, the left thumb stirs the driving wheel 10, the driving wheel 10 rotates anticlockwise, the driving wheel 10 drives the driven wheel 9 to rotate clockwise, the driven wheel 9 drives the sleeve 7 to rotate clockwise, the sleeve 7 rotates clockwise to drive the threaded sleeve 6 to stretch out and move backwards due to the sliding fit of the arc plate 5 and the rear end surface of the handle 1, the threaded sleeve 6 moves backwards against the driving ring 3, the driving ring 3 slides against the arc plate 5 in the axial direction away from the observation tube 2 through the supporting rod 4, thereby stretching the vagina, playing the effect of expanding the vagina, at the moment, the doctor can insert the devices such as a sight glass into the observation tube 2 to observe the vagina condition, and the sight glass is inserted into the observation tube 2, thereby avoiding the repeated adjustment of the angle of the sight glass to stimulate the inner wall of the vagina, causing discomfort of the patient and improving the comfort in use, the larger the toggle angle of the driving wheel 10 is, the larger the expansion size of the arc plate 5 is, the larger the expansion amplitude of vagina is, the screw thread between the screw thread sleeve 6 and the sleeve 7 is suitable for patients with different vagina sizes, the screw thread sleeve 6 and the sleeve 7 have self-locking property, and in the non-driving state, the screw thread sleeve 6 can keep stable relative to the sleeve 7 when bearing axial force, so that the position of the driving ring 3 is stable, the expansion size of the arc plate 5 is stable, in the clockwise rotation process of the sleeve 7, the pawl 13 slides along the tooth surface of the ratchet wheel 11, and the pawl 13 abuts against the tooth root of the ratchet wheel 11 along with the stop of the sleeve 7, so that the clockwise rotation of the driving wheel 10 caused by the false touching of the driving wheel 7 is avoided, the arc plate 5 is folded to influence the observation field, and the use stability of the device is further improved;

When the expansion size is required to be reduced, a doctor presses the button 12 with the left index finger, the button 12 moves left to pull the pull rope 14, the pull rope 14 pulls the pawl 13, the pawl 13 is separated from the ratchet wheel 11, the sleeve 7 loses anticlockwise braking, the doctor dials the driving wheel 10 clockwise with the thumb, the driving wheel 10 rotates clockwise to drive the driven wheel 9 to rotate anticlockwise, the driven wheel 9 drives the sleeve 7 to rotate anticlockwise, the threaded sleeve 6 is gradually wound into the sleeve 7, the arc-shaped plate 5 is gradually retracted, the button 12 is released, the button 12 is reset under the action of a spring, the pawl 13 is reset under the action of the torsion spring, the pawl 13 is meshed with the ratchet wheel 11 again, after the inspection is finished, the arc-shaped plate 5 is completely retracted, then the pawl is pulled out, a gap is reserved between the adjacent arc-shaped plates 5, the inner wall of a vagina is clamped when the arc-shaped plates 5 are prevented from being retracted, and the use safety is improved.

Embodiment 2, in order to avoid arc 5 to receive the vagina inner wall when oppression more stable, on embodiment 1's basis, observation tube 2 axial interval sets up a plurality of drive rings 3, and the lateral wall all is equipped with a plurality of bracing pieces 4 behind every drive ring 3, and bracing piece 4 one-to-one on all drive rings 3, and bracing piece 4 of all drive rings 3 homonymy articulates with arc 5 jointly, and all drive rings 3 fixed connection for all have a plurality of supporting points on every arc 5, make the atress evenly dispersed, let arc 5 more stable.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims

1. The utility model provides a cervical inspection assistor, a serial communication port, includes handle (1), the embedding has transparent observation tube (2) on handle (1) rear end, the cover is equipped with driving ring (3) on observation tube (2), driving ring (3) rear end articulates has a plurality of bracing pieces (4), every bracing piece (4) upper end all articulates has transparent arc (5) of slidable mounting at handle (1) rear end, all arc (5) all follow observation tube (2) radial slip, driving ring (3) front end is equipped with thread bush (6), thread bush (6) upper thread fit has sleeve (7), sleeve (7) are rotated and are installed on handle (1) rear end face, be fixed with from driving wheel (9) on sleeve (7), be equipped with brake mechanism on sleeve (7), it deflects when avoiding sleeve (7) non-autonomous adjustment.

2. The cervical examination aid according to claim 1, wherein a cavity (8) is formed in the handle (1) and is coaxial with the observation tube (2), the left side of the cavity (8) penetrates through the left side wall of the handle (1), the driven wheel (9) is arranged in the cavity (8), a driving wheel (10) is rotatably arranged in the cavity (8) and positioned on the left side of the driven wheel (9), the driving wheel (10) is meshed with the driven wheel (9), and the left side wall of the driving wheel (10) extends out of the left side wall of the handle (1).

3. The cervical inspection aid according to claim 2, wherein the braking mechanism comprises an inverted-T-shaped channel arranged in the handle (1), the channel is located below the cavity (8), the vertical portion of the channel is communicated with the cavity (8), the right side of the horizontal portion of the channel penetrates through the right side wall of the handle (1), the front end of the sleeve (7) is provided with a ratchet wheel (11), the upper end of the vertical portion of the channel is rotatably provided with a pawl (13), the pawl (13) is meshed with the ratchet wheel (11), the rotating connection portion of the pawl (13) and the channel is provided with a torsion spring, one side of the pawl (13) deviating from the ratchet wheel (11) is connected with a pull rope (14), the other end of the pull rope (14) is connected with a button (12), the button (12) is installed at the horizontal portion of the channel in a left-right sliding mode, the right end of the button (12) extends out of the channel, and a spring is arranged between the left end of the button (12) and the horizontal portion of the channel.

4. The cervical examination aid according to claim 1, wherein a plurality of driving rings (3) are axially arranged at intervals along the observation tube (2), a plurality of supporting rods (4) are arranged on the rear side wall of each driving ring (3), the supporting rods (4) on all driving rings (3) are in one-to-one correspondence, the supporting rods (4) on the same side of all driving rings (3) are hinged with the arc-shaped plate (5) together, and all driving rings (3) are fixedly connected.

5. A cervical inspection aid according to claim 1, characterized in that a gap is left between the two side walls of each arc (5) and the adjacent two arcs (5).

6. Cervical inspection aid according to claim 2, characterized in that a friction damping is provided between the drive wheel (10) and the articulation of the cavity (8).