CN212755842U

CN212755842U - Membrane rupturing device for obstetrics and gynecology department

Info

Publication number: CN212755842U
Application number: CN202020818706.XU
Authority: CN
Inventors: 哈丽亚·哈力木别克; 薄晓莉; 沈娟娟
Original assignee: SECOND AFFILIATED HOSPITAL OF XINJIANG MEDICAL UNIVERSITY
Current assignee: SECOND AFFILIATED HOSPITAL OF XINJIANG MEDICAL UNIVERSITY
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2021-03-23
Anticipated expiration: 2030-05-15

Abstract

The utility model discloses a gynaecology and obstetrics's rupture of membranes device, including urceolus, inner tube, rupture of membranes structure, regulation structure, solid fixed ring, bearing, screw rod, commentaries on classics cover, nut and guide structure. The utility model has the advantages that: through the screw rod with fix the nut threaded connection at urceolus outside lateral wall, can be through externally rotating the commentaries on classics cover fixed with the screw rod, can realize the removal of screw rod, because the screw rod passes through the bearing and rotates at the outside solid fixed ring of inner tube, therefore, just can realize solid fixed ring drives the inner tube and carries out the accuracy and slide in the inside of urceolus when rotating the screw rod, rotate the cover through externally, just can realize that the inner tube drives the rupture of membranes structure and carries out accurate position control, thereby can realize accurate rupture of membranes, can also carry out the accurate regulation of rupture of membranes structure at any time according to the actual conditions of rupture of membranes very much, avoid the error that manual pulling regulation rupture of membranes structure brought, thereby can improve rupture of membranes security greatly.

Description

Membrane rupturing device for obstetrics and gynecology department

Technical Field

The utility model relates to a rupture of membranes device specifically is a rupture of membranes device of gynaecology and obstetrics belongs to gynaecology and obstetrics's practise midwifery rupture of membranes technical field.

Background

At present, in clinical obstetrics, the parturient with hypodynamia and dysuterine contraction in the active period generally needs to help the production by means of artificial rupture of membranes. The artificial rupture of the membrane means that the fetal membrane at the uterine opening is intervened and torn in an artificial way so as to observe the color of amniotic fluid, strengthen uterine contraction and accelerate the progress of labor.

From the prior patent application No. 201720193010.0, a midwifery membrane breaking device for obstetrics and gynecology department not only can break the membrane, but also can extract amniotic fluid, but from the specific embodiment in the application document, the device is adjusted by manually pulling when the needle is adjusted, but the accuracy is poor due to the manual pulling.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a gynaecology and obstetrics rupture of membranes device in order to solve above-mentioned problem, can be according to the accurate needle inserting distance of adjusting the felting needle of actual clinical situation to can improve the security greatly.

The utility model realizes the purpose through the following technical proposal, a membrane rupturing device for obstetrics and gynecology department, which comprises an outer cylinder and an inner cylinder connected with the inner part of the outer cylinder in a sliding way, wherein a membrane rupturing structure is arranged in the inner cylinder; the adjusting structure is arranged outside the outer barrel and the inner barrel and comprises a fixing ring, a bearing, a screw rod, a rotating sleeve and a nut, the fixing ring is fixed on the outer side wall of the inner barrel, the nut is fixed on the outer side wall of the outer barrel, the bearing is fixed in the fixing ring, the screw rod is fixed in the bearing and is rotatably connected with the fixing ring through the bearing, the screw rod penetrates through the nut and is in threaded connection with the nut, and the rotating sleeve is fixed at one end of the screw rod; and a guide structure is arranged outside the outer cylinder and the inner cylinder.

Preferably, in order to guarantee rotating the cover can be adjusted the position of screw rod, gu fixed ring the nut with the outside diameter of rotating the cover is all the same, just gu fixed ring the bearing the screw rod the cover is changeed and the central point of nut all is in same straight line.

Preferably, in order to puncture the fetal membrane, the membrane rupturing structure comprises a limiting ring, a plurality of puncture needles and a needle hole, the limiting ring is fixed on the inner side wall of the outer cylinder, the needle holes are arranged on the limiting ring in an annular array, the puncture needles are fixed at one end of the inner cylinder in an annular array, the puncture needles are all arranged perpendicular to the inner cylinder, the puncture needles are arranged corresponding to the needle holes, and the diameter of the needle hole is larger than the maximum outer diameter of the puncture needle.

Preferably, in order to extract the amniotic fluid, the membrane rupturing structure further comprises a piston and a push-pull rod, the piston is slidably connected to the inside of the inner cylinder, the push-pull rod is fixed at one end of the piston in a vertical relationship, and the inner space of the inner cylinder is communicated with the inner space of the outer cylinder.

Preferably, in order to play a role in accurate guiding, so as to effectively avoid the situation that the outer barrel and the inner barrel are dislocated during operation, and further increase the sliding smoothness of the inner barrel in the outer barrel, so as to greatly improve the film breaking efficiency, the guiding structure comprises a fixed disk, a guide sleeve and a guide pillar, the fixed disk is fixed on the outer side wall of the inner barrel, one end of the fixed disk is used for fixing the guide pillar in a vertical relation, the guide sleeve which is in an annular structure is fixed on the side wall of the outer barrel, and the guide pillar penetrates through the guide sleeve and is in sliding connection with the guide sleeve.

Preferably, in order to facilitate the holding operation, a holding structure is fixed on the outer side wall of the outer barrel, the holding structure comprises a handle and a sponge sleeve, the handle is fixed on the outer side wall of the outer barrel, and the sponge sleeve is arranged outside the handle.

The utility model has the advantages that: the utility model can not only play the role of membrane rupture by installing the membrane rupture structure in the outer cylinder and the inner cylinder, but also smoothly suck the amniotic fluid into the inner cylinder, and the amniotic fluid is connected with the nut thread fixed on the outer side wall of the outer cylinder through the screw rod, and the movement of the screw rod can be realized by externally rotating the rotating sleeve fixed with the screw rod, because the screw rod rotates with the fixing ring fixed on the outer part of the inner cylinder through the bearing, the fixing ring drives the inner cylinder to accurately slide in the outer cylinder when the screw rod rotates, namely, the inner cylinder can drive the membrane rupture structure to accurately adjust the position by externally rotating the rotating sleeve, thereby realizing accurate membrane rupture, and also accurately adjusting the membrane rupture structure according to the actual condition of the membrane rupture at any time, avoiding the error caused by manually pulling and adjusting the membrane rupture structure, thereby greatly improving the membrane rupture safety, and the purpose of fixing the outer barrel and the inner barrel can be played by matching the screw rod with the nut, so that the stability of the membrane breaking structure during the extraction of the amniotic fluid can be ensured, the effect of accurate guiding can be played by setting the guide structure, the condition of dislocation of the outer barrel and the inner barrel during the working can be effectively avoided, the sliding smoothness of the inner barrel in the outer barrel can be further increased, and the membrane breaking efficiency is greatly improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic view of a coupling structure of the outer tub and the guide structure shown in FIG. 1;

fig. 4 is an enlarged view of the portion B shown in fig. 3.

In the figure: 1. the outer cylinder 2, the inner cylinder 3, the membrane breaking structure 31, the push-pull rod 32, the piston 33, the limiting ring 34, the puncture needle 35, the needle hole 4, the adjusting structure 41, the fixing ring 42, the bearing 43, the screw rod 44, the rotating sleeve 45, the nut 5, the guiding structure 51, the fixing disc 52, the guide sleeve 53, the guide column 6, the handheld structure 61, the handle 62 and the sponge sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a membrane rupturing device for obstetrics and gynecology department comprises an outer cylinder 1 and an inner cylinder 2 connected to the inside of the outer cylinder 1 in a sliding manner, wherein a membrane rupturing structure 3 is installed inside the inner cylinder 2; an adjusting structure 4 is installed outside the outer cylinder 1 and the inner cylinder 2, the adjusting structure 4 includes a fixing ring 41, a bearing 42, a screw 43, a rotating sleeve 44 and a nut 45, the fixing ring 41 is fixed on the outer side wall of the inner cylinder 2, the nut 45 is fixed on the outer side wall of the outer cylinder 1, the bearing 42 is fixed inside the fixing ring 41, the screw 43 is fixed inside the bearing 42, the screw 43 is rotatably connected with the fixing ring 41 through the bearing 42, the screw 43 penetrates through the nut 45 and is in threaded connection with the nut 45, and the rotating sleeve 44 is fixed at one end of the screw 43; a guide structure 5 is installed outside the outer cylinder 1 and the inner cylinder 2.

As a technical optimization scheme of the utility model, fixed ring 41 nut 45 with the outside diameter of changeing cover 44 is all the same, just fixed ring 41 bearing 42 the screw rod 43 change cover 44 and the central point of nut 45 all is in on the same straight line.

As a technical optimization scheme of the utility model, rupture of membranes structure 3 includes spacing ring 33, felting needle 34 and pinhole 35, spacing ring 33 is fixed in the inside lateral wall of urceolus 1 it is equipped with a plurality ofly to be annular array on the spacing ring 33 pinhole 35 the one end of inner tube 2 is that annular array is fixed a plurality ofly felting needle 34, and a plurality of felting needle 34 all with inner tube 2 sets up perpendicularly, and a plurality of felting needle 34 and a plurality of pinhole 35 corresponds the setting, the diameter of pinhole 35 is greater than the outside maximum diameter of felting needle 34.

As a technical optimization scheme of the utility model, rupture of membranes structure 3 still includes piston 32 and push-and-pull rod 31, piston 32 sliding connection in the inside of inner tube 2 the one end of piston 32 is that the vertical relation is fixed push-and-pull rod 31, just the inner space of inner tube 2 with the inner space of urceolus 1 communicates with each other.

As a technical optimization scheme of the utility model, guide structure 5 includes fixed disk 51, guide pin bushing 52 and guide pillar 53, fixed disk 51 is fixed in the outside lateral wall of inner tube 2 the one end of fixed disk 51 is that the vertical relation is fixed guide pillar 53 the fixed loop configuration that is of lateral wall of urceolus 1 guide pin bushing 52, guide pillar 53 runs through guide pin bushing 52 and with guide pin bushing 52 sliding connection.

As a technical optimization scheme of the utility model the fixed handheld structure 6 of outside lateral wall of urceolus 1, handheld structure 6 includes handle 61 and sponge cover 62, handle 61 is fixed in the outside lateral wall of urceolus 1 the outside of handle 61 is equipped with sponge cover 62.

When the utility model is used, firstly, according to the clinical practical situation, the exposed length of the puncture needle 34 is adjusted, the screw 43 is connected with the nut 45 fixed on the outer side wall of the outer cylinder 1 through the screw 43, the screw 43 can be moved by externally rotating the rotating sleeve 44 fixed with the screw 43, because the screw 43 is rotated with the fixing ring 41 fixed on the outer part of the inner cylinder 2 through the bearing 42, the fixing ring 41 can drive the inner cylinder 2 to precisely slide in the outer cylinder 1 when the screw 43 is rotated, namely, the inner cylinder 2 can drive the puncture needle 34 to precisely adjust the position by externally rotating the rotating sleeve 44, thereby realizing precise film breaking, and precisely adjusting the puncture needle 34 at any time according to the practical situation of the film breaking, the error caused by manually pulling and adjusting the puncture needle 34 is avoided, so that the safety of membrane rupture can be greatly improved, the purpose of fixing the outer cylinder 1 and the inner cylinder 2 can be achieved through the matching use of the screw 43 and the nut 45, so that the stability during the extraction of amniotic fluid can be ensured, then the front end of the outer cylinder 1 is propped against the fetal membrane, the push-pull rod 31 is pulled back to drive the piston 32 to slide in the inner cylinder 2 to drive the adsorption part fetal membrane, the fetal membrane is punctured by touching the puncture needle 34, then the rotating sleeve 44 is rotated to separate the puncture needle 34 from the fetal membrane and move towards the rear end of the outer cylinder 1, then the piston 32 is pulled to smoothly suck the amniotic fluid into the inner cylinder 2, and through the arrangement of the guide post 53 and the guide sleeve 52, the accurate guiding effect can be achieved, so that the condition that the outer cylinder 1 and the inner cylinder 2 are dislocated during the work can be effectively avoided, the sliding smoothness of the inner cylinder 2 in the outer cylinder 1 can be further improved, and the membrane rupture efficiency is greatly improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a gynaecology and obstetrics's rupture of membranes device, includes urceolus (1) and its sliding connection in urceolus (1) inside inner tube (2), its characterized in that: a membrane breaking structure (3) is arranged in the inner cylinder (2); an adjusting structure (4) is arranged outside the outer cylinder (1) and the inner cylinder (2), the adjusting structure (4) comprises a fixing ring (41), a bearing (42), a screw rod (43), a rotating sleeve (44) and a nut (45), the fixing ring (41) is fixed on the outer side wall of the inner cylinder (2), the nut (45) is fixed on the outer side wall of the outer cylinder (1), the bearing (42) is fixed inside the fixing ring (41), the screw rod (43) is fixed inside the bearing (42), the screw rod (43) is rotatably connected with the fixing ring (41) through the bearing (42), the screw rod (43) penetrates through the nut (45) and is in threaded connection with the nut (45), and the rotating sleeve (44) is fixed at one end of the screw rod (43); and a guide structure (5) is arranged outside the outer cylinder (1) and the inner cylinder (2).

2. The membrane rupturing device for obstetrics and gynecology department according to claim 1, wherein: the outer diameters of the fixing ring (41), the nut (45) and the rotating sleeve (44) are the same, and the fixing ring (41), the bearing (42), the screw rod (43), the rotating sleeve (44) and the central point of the nut (45) are all on the same straight line.

3. The membrane rupturing device for obstetrics and gynecology department according to claim 1, wherein: rupture of membranes structure (3) include spacing ring (33), felting needle (34) and pinhole (35), spacing ring (33) are fixed in the inside lateral wall of urceolus (1) spacing ring (33) go up to be annular array and be equipped with a plurality ofly pinhole (35) the one end of inner tube (2) is that annular array is fixed a plurality ofly felting needle (34), and a plurality ofly felting needle (34) all with inner tube (2) set up perpendicularly, and a plurality of felting needle (34) and a plurality of pinhole (35) correspond the setting, the diameter of pinhole (35) is greater than the outside maximum diameter of felting needle (34).

4. The membrane rupturing device for obstetrics and gynecology department according to claim 3, wherein: the membrane rupturing structure (3) further comprises a piston (32) and a push-pull rod (31), the piston (32) is connected to the inside of the inner cylinder (2) in a sliding mode, the push-pull rod (31) is fixed to one end of the piston (32) in a vertical relation, and the inner space of the inner cylinder (2) is communicated with the inner space of the outer cylinder (1).

5. The membrane rupturing device for obstetrics and gynecology department according to claim 1, wherein: the guide structure (5) comprises a fixed disc (51), a guide sleeve (52) and a guide post (53), the fixed disc (51) is fixed on the outer side wall of the inner cylinder (2), one end of the fixed disc (51) is fixed on the guide post (53) in a vertical relation, the guide sleeve (52) in an annular structure is fixed on the side wall of the outer cylinder (1), and the guide post (53) penetrates through the guide sleeve (52) and is in sliding connection with the guide sleeve (52).

6. The membrane rupturing device for obstetrics and gynecology department according to claim 1, wherein: the fixed handheld structure (6) of outside lateral wall of urceolus (1), handheld structure (6) include handle (61) and sponge cover (62), handle (61) are fixed in the outside lateral wall of urceolus (1) the outside of handle (61) is equipped with sponge cover (62).