CN108969177B

CN108969177B - Intrauterine ring taking device for obstetrics and gynecology department

Info

Publication number: CN108969177B
Application number: CN201810610310.3A
Authority: CN
Inventors: 杨艳; 宋金鸿
Original assignee: Individual
Current assignee: Yang Yan
Priority date: 2018-06-13
Filing date: 2018-06-13
Publication date: 2020-07-14
Anticipated expiration: 2038-06-13
Also published as: CN108969177A

Abstract

The invention relates to an intrauterine contraceptive device removal device for obstetrics and gynecology department. Intrauterine ring taking device for obstetrics and gynecology department includes the thimble assembly and gets the ring subassembly, the thimble assembly includes outer tube, interior sleeve pipe and a plurality of buffering circle, interior sleeve pipe is slidingly inserted and is located in the outer tube, a plurality of buffering snare are located interior sheathed tube outside, a plurality of buffering circle global with the internal surface sliding contact of outer tube, get the ring subassembly including getting the ring canal and C shape ring, get the ring canal and slidingly wear to locate in the inner tube, the protruding two elasticity that are equipped with of tip of getting the ring canal get the ring strip, the setting of inclining each other of ring strip is got to two elasticity, the diameter of ring strip is got along keeping away from get the direction of ring canal and reduce gradually, C shape ring set up in get the ring canal and keep away from elasticity is got the one end of ring strip and is located the outside of outer tube.

Description

Intrauterine ring taking device for obstetrics and gynecology department

Technical Field

The invention relates to an intrauterine contraceptive device removal device for obstetrics and gynecology department.

Background

With the release of the two-child policy, the Chinese population has a certain rising trend. However, in the case of couples who have born under the one-birth policy, an intrauterine device has been used to perform birth control. In order to grow two fetuses, the intrauterine device needs to be taken out by the ring-taking hook. However, when the ring-removing hook is used, the intrauterine device is easy to injure the inner wall of the uterus of a woman due to collision if the ring-removing hook is used carelessly, so that the intrauterine device has a great potential safety hazard.

Disclosure of Invention

Therefore, a gynecological intrauterine contraceptive ring extractor with high safety is needed.

The utility model provides a gynaecology and obstetrics's intrauterine ring ware of getting, includes the thimble assembly and gets the ring subassembly, the thimble assembly includes outer tube, interior sleeve pipe and a plurality of buffering circle, interior sleeve pipe is inserted with sliding and is located in the outer tube, a plurality of buffering snare are located interior sheathed tube outside, a plurality of buffering circle global with the internal surface sliding contact of outer tube, get the ring subassembly including getting ring canal and C shape ring, it wears to locate to get the ring canal to slide in the inner tube, the protruding two elasticity that are equipped with of tip of getting the ring canal get the ring strip, the mutual slope setting of ring strip is got to two elasticity, the diameter of ring strip is got along keeping away from the direction of getting the ring canal reduces gradually, C shape ring set up in get the ring canal and keep away from the one end that the ring strip was got to elasticity is located the outside of.

In one embodiment, a buffer cavity is formed inside the buffer ring, and the buffer cavity is filled with buffer gas.

In one embodiment, the C-shaped ring has an opening formed therein that faces away from the resilient ring-removing strip.

In one embodiment, the two opposite ends of the outer sleeve are respectively formed with a contraction opening and a sliding groove, the two elastic ring-taking strips are adjacent to the contraction opening, and the C-shaped ring is adjacent to the sliding groove.

In one embodiment, a receiving channel is formed in the outer sleeve, and two opposite ends of the receiving channel are respectively communicated with the contraction port and the sliding groove.

In one embodiment, the plurality of buffer rings abut against the inner side wall of the accommodating channel, and the diameter of the contraction opening is smaller than that of the accommodating channel.

In one embodiment, the inner sleeve comprises a protruding end and a pressing end, the protruding end protrudes out of the sliding groove, the pressing end is adjacent to the contraction opening, and the two elastic ring-taking strips are pressed and held in the pressing end.

In one embodiment, the distance between the two elastic loop-taking strips is gradually increased along the direction away from the loop-taking tube.

In one embodiment, a transparent ring is arranged outside the pressing end, and the surface of the transparent ring forms a conical ring surface which faces away from the ring taking ring.

In one embodiment, a plurality of L ED lamp beads are arranged on the transparent ring, and the plurality of L ED lamp beads face away from the conical ring surface.

Intrauterine contraceptive device of gynaecology and obstetrics gets the ring ware when using, through promoting it is relative to get the ring pipe the outer tube removes, arrives the exact position after, the backward pulling get the ring pipe so that get two elasticity on the ring pipe and get the ring strip and be in shrink under interior sheathed tube oppression to press from both sides and get intrauterine contraceptive device and make the intrauterine contraceptive device draws in the outer tube, afterwards intrauterine contraceptive device of getting moves the withdrawal external. Because the intrauterine device is positioned in the outer sleeve and does not collide with the inner wall of the uterus in the process of pulling out the intrauterine device from the body, the safety performance of the intrauterine device is improved.

Drawings

Fig. 1 is a perspective exploded view of an intrauterine contraceptive device extractor in an embodiment.

Fig. 2 is a perspective view of a part of the structure of the storage cylinder of the intrauterine contraceptive device of the obstetrics and gynecology department shown in fig. 1.

Fig. 3 is a partially enlarged view of a portion a in fig. 2.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When 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," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1, an intrauterine contraceptive ring taking device 100 for obstetrics and gynecology department comprises a cannula assembly 10 and a contraceptive ring taking assembly 20, wherein the cannula assembly comprises an outer cannula 11, an inner cannula 12 and a plurality of buffer rings 13, the inner cannula is slidably inserted into the outer cannula, the plurality of buffer rings are sleeved outside the inner cannula, the peripheral surfaces of the plurality of buffer rings are in sliding contact with the inner surface of the outer cannula, the contraceptive ring taking assembly comprises a contraceptive ring taking ring 21 and a C-shaped ring 25, the contraceptive ring taking ring is slidably arranged in the inner cannula, two elastic contraceptive ring taking strips 26 are convexly arranged at the end part of the contraceptive ring taking ring, the two elastic contraceptive ring taking strips are mutually obliquely arranged, the diameter of the elastic contraceptive ring taking strips is gradually reduced along the direction far away from the contraceptive ring taking ring, and the C-shaped ring is arranged at one end of the contraceptive ring taking ring far away from the elastic.

For example, when the intrauterine device extractor of obstetrics and gynecology department is used, the intrauterine device extractor of obstetrics and gynecology department moves relative to the outer sleeve by pushing the ring extracting tube, after reaching the correct position, the ring extracting tube is pulled backwards to enable the two elastic ring extracting strips on the ring extracting tube to shrink under the pressure of the inner sleeve, so as to clamp the intrauterine device and enable the intrauterine device to be pulled into the outer sleeve, and then the intrauterine device extractor of obstetrics and gynecology department moves out of the body as a whole. Because the intrauterine device is positioned in the outer sleeve and does not collide with the inner wall of the uterus in the process of pulling out the intrauterine device from the body, the safety performance of the intrauterine device is improved.

For example, a buffer chamber filled with a buffer gas is formed inside the buffer ring to facilitate movement of the inner tube. An opening 251 is formed in the C-shaped ring, the opening facing away from the resilient ring-removing strip. The opposite ends of the outer sleeve are respectively provided with a contraction opening 111 and a sliding groove 113, the two elastic ring-taking strips are adjacent to the contraction opening, and the C-shaped ring is adjacent to the sliding groove. And a containing channel is formed in the outer sleeve, and two opposite ends of the containing channel are respectively communicated with the contraction port and the sliding groove. The buffer rings are abutted against the inner side wall of the accommodating channel, and the diameter of the contraction opening is smaller than that of the accommodating channel. The accommodating channel is arranged in the outer sleeve, so that the inner sleeve can move in the accommodating channel smoothly, and the plurality of buffer rings enable the inner sleeve to deflect at a certain angle under the buffering of the plurality of buffer rings, thereby improving the use convenience of the inner sleeve.

For example, in order to conveniently illuminate the uterus, the inner sleeve comprises a convex end 121 and a pressing end 123, the convex end protrudes out of the sliding groove, the pressing end is close to the contraction opening, the two elastic ring taking strips are pressed and held in the pressing end, the distance between the two elastic ring taking strips is gradually increased along the direction far away from the ring taking tube, a transparent ring is arranged outside the pressing end, the surface of the transparent ring forms a conical ring surface, the conical ring surface is far away from the ring taking tube, a plurality of L ED lamp beads are arranged on the transparent ring L ED lamp beads are far away from the conical ring surface, and the transparent ring is provided with a plurality of L ED lamp beads, so that the uterus is conveniently illuminated, and the illumination operation of the ring taking tube is convenient.

For example, it is particularly important to refer to fig. 2 and 3, in order to limit the ring taking pipe so that the end of the ring taking pipe does not retract into the inner casing pipe, a storage cylinder structure 40 is disposed at the end of the ring taking pipe, the storage cylinder structure is located at one end of the ring taking pipe away from the elastic ring taking strip, the outer diameter of the storage cylinder structure is larger than the inner diameter of the outer casing pipe, the storage cylinder structure is fixedly sleeved on the ring taking pipe, and the C-shaped ring is movably disposed on the storage cylinder structure. Since the outer diameter of the cartridge structure is larger than the inner diameter of the outer sleeve. Therefore, when the ring taking pipe moves relative to the inner sleeve, the storage cylinder structure is abutted against the end part of the inner sleeve, and the C-shaped ring can be prevented from entering the outer sleeve.

For example, in order to facilitate the injection of the disinfectant into the corresponding portion in the uterus, a liquid medicine injection channel 211 is formed in the intrauterine device removal tube, an annular piston cavity 41 is formed in the storage cylinder structure, the annular piston cavity is communicated with the liquid medicine injection channel, a plurality of connecting rods 253 are convexly arranged on the C-shaped ring, the plurality of connecting rods are arranged in the annular piston cavity in a penetrating manner, an annular piston 412 is slidably arranged in the annular piston cavity, and the annular piston is fixed on the plurality of connecting rods. When the intrauterine device is taken out, the C-shaped ring is pulled to move, so that the annular piston is driven to move, the liquid medicine in the annular piston cavity is pushed by the annular piston to enter the liquid medicine injection channel, and the disinfectant flows out from the other end of the ring taking out pipe, so that the injection operation of the disinfectant and other liquid medicines is implemented while the intrauterine device is taken out.

For example, in order to facilitate the flow of the disinfectant, the storage cylinder structure includes an annular plate 413, a cylinder 414 and a circular baffle 415, the annular plate is protruded outwards along the circumference of the feeding pipe, the circular baffle and the end of the feeding pipe are spaced from each other, the cylinder is sleeved outside the feeding pipe, two opposite ends of the cylinder are respectively connected with the annular plate and the circular baffle, the cylinder and the circumferential surface of the feeding pipe are spaced from each other, an annular piston cavity is formed between the feeding pipe and the cylinder, a squeezing cavity 416 is formed between the circular baffle and the end of the feeding pipe, and the squeezing cavity is communicated with the liquid injection channel and the annular piston cavity. The extrusion intracavity is used for acceping the liquid medicine, through the pulling C shape ring can drive annular piston court the extrusion chamber removes, thereby will the liquid medicine extrusion in the extrusion chamber extremely in the liquid medicine injection passageway, and then flow extremely between the ring strip is got to two elasticity for the liquid medicine can be injected to the corresponding position in uterus.

For example, the C-ring may be pushed as the retrieval collar is pushed, or the cartridge structure may be pushed directly so that the retrieval collar is advanced relative to the inner sleeve. For example, a liquid medicine bag mounting position (not shown) is arranged on the outer side of the annular plate, various liquid medicine bags are detachably mounted on the liquid medicine bag mounting position, and the liquid medicine bags are communicated with the annular piston cavity and are positioned between the annular plate and the inner sleeve. For example, a one-way piece (not shown) is disposed in the middle of the annular piston, and when the annular piston is pushed away from the circular baffle, the one-way piece of the annular piston can be opened, so that the piston ring can smoothly move onto the annular plate, and the storage cylinder structure is pushed to drive the ring taking pipe to move forward, so that the annular plate and the inner sleeve pipe are used to extrude the liquid medicine bag, and liquid medicine in the liquid medicine bag enters the annular piston cavity. When the C-shaped ring is pulled, the annular piston is sealed by the one-way sheet and moves towards the circular baffle, so that the liquid medicine in the extrusion cavity is extruded and the liquid medicine in the liquid medicine bag is pumped, and the liquid medicine enters the liquid medicine injection channel and is ejected from the other end of the liquid medicine injection channel. For example, in order to prevent the liquid medicine in the extrusion cavity from flowing into the liquid medicine injection channel at will without external force, the two opposite ends of the ring taking tube are provided with elastic blocking pieces (not shown), the two elastic blocking pieces respectively block the two opposite ends of the liquid medicine injection channel, the elastic blocking pieces are provided with cross-shaped slots, and the elastic blocking pieces are divided into a plurality of elastic bending pieces by the cross-shaped slots. The elastic bending pieces are bent under the extrusion of the liquid medicine in the extrusion cavity, so that the liquid medicine flows into the liquid medicine injection passage and is ejected from the other elastic blocking piece. In the later ring-removing stage, the C-shaped ring can be pulled when liquid medicine needs to be injected, and the storage cylinder structure is directly pulled to retreat when the liquid medicine does not need to be injected.

For example, two kinds of antiseptic solutions can be installed to liquid medicine bag installation position, in order to improve the mixed effect of two kinds of antiseptic solutions, the C is gone up to protruding main pull rod 255 that is equipped with still, main pull rod wears to locate with sliding in the circular baffle, the tip of main pull rod is protruding to be located get in the ring canal, be formed with rack portion 2551 on the main pull rod, rack portion is located extrude the intracavity, get the tip of ring canal and install drive gear 256, drive gear set up in extrude the chamber and with the meshing of rack portion, and aim at liquid medicine injection channel, drive gear's the relative both ends are protruding respectively to be equipped with the column spinner, two equal protruding locates of column spinner in the annular piston intracavity, the tip of column spinner is provided with impeller 257, two impeller all aim at the annular piston intracavity. When the C-shaped ring is pushed and pulled, the rack part moves forwards or backwards, and the two stirring impellers are driven by the driving gear to rotate, so that stirring operation is implemented, and the mixing effect of two disinfectant is improved. And the two stirring impellers can be arranged through blocking to prevent the annular piston from separating from the annular piston cavity to enter the extrusion cavity, so that the safety performance of the annular piston is improved. For example, in order to inject the suspension into the liquid medicine injection passage, the C-shaped ring is opened with a suspension injection channel 258, which passes through the main rod and communicates with the liquid medicine injection passage through the pressing chamber. And one end of the suspending agent injection cavity far away from the rack part is provided with a sealing plug, and when injection is needed, a needle penetrates through the sealing plug on the C-shaped ring and injects inwards. For example, in order to stir or crush the particles in the suspension or other injection liquid, a plurality of inclined openings are formed at one end of the suspension injection cavity far away from the C-shaped ring, the inclined openings are positioned between the plurality of meshing teeth of the rack part, each inclined opening is positioned between two adjacent meshing teeth, the extending direction of each inclined opening is obliquely arranged relative to the rack part and is inclined towards the elastic baffle plate, and the particles in the suspension and other injection liquid can be sufficiently crushed by the driving gear through the meshing of the plurality of meshing teeth of the rack part and the driving gear and the rotation of the driving gear, so that the suspension and the reagent in the extrusion cavity are sufficiently mixed, and the mixing effect is improved.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The intrauterine ring taking device is characterized by comprising a sleeve assembly and a ring taking assembly, wherein the sleeve assembly comprises an outer sleeve, an inner sleeve and a plurality of buffering rings, the inner sleeve is slidably inserted into the outer sleeve, the buffering rings are sleeved outside the inner sleeve, the peripheral surfaces of the buffering rings are in sliding contact with the inner surface of the outer sleeve, the ring taking assembly comprises a ring taking pipe and a C-shaped ring, the ring taking pipe is slidably arranged in the inner sleeve in a penetrating manner, two elastic ring taking strips are convexly arranged at the end part of the ring taking pipe, the two elastic ring taking strips are obliquely arranged with each other, the diameter of each elastic ring taking strip is gradually reduced along the direction far away from the ring taking pipe, and the C-shaped ring is arranged at one end of the ring taking pipe far away from the elastic ring taking strips and is positioned outside the outer sleeve;

a buffer cavity is formed inside the buffer ring, buffer gas is filled in the buffer cavity, an opening is formed on the C-shaped ring, the opening deviates from the elastic ring taking strip, a contraction opening and a sliding groove are respectively formed at two opposite ends of the outer sleeve, the two elastic ring taking strips are adjacent to the contraction opening, the C-shaped ring is adjacent to the sliding groove, a containing channel is formed in the outer sleeve, two opposite ends of the containing channel are respectively communicated with the contraction opening and the sliding groove, the buffer rings are abutted against the inner side wall of the containing channel, the diameter of the contraction opening is smaller than that of the containing channel, the inner sleeve comprises a protruding end and a pressing end, the protruding end protrudes out of the sliding groove, the pressing end is adjacent to the contraction opening, the two elastic ring taking strips are pressed in the pressing end, the distance between the two elastic ring taking strips is gradually increased along the direction far away from the ring taking pipe, a transparent ring is arranged outside the pressing end, the surface of the transparent ring forms a cone ring surface, the ring surface deviates from the ring taking pipe, a plurality of lamp beads L are arranged on the transparent ring, and the ED L is deviated from the ring surface;

the end part of the ring taking pipe is provided with a storage cylinder structure, the storage cylinder structure is positioned at one end of the ring taking pipe, which is far away from the elastic ring taking strip, the outer diameter of the storage cylinder structure is larger than the inner diameter of the outer sleeve, the storage cylinder structure is fixedly sleeved on the ring taking pipe, the C-shaped ring is movably arranged on the storage cylinder structure, a liquid medicine injection channel is formed in the ring taking pipe, an annular piston cavity is formed in the storage cylinder structure and is communicated with the liquid medicine injection channel, a plurality of connecting rods are convexly arranged on the C-shaped ring, the connecting rods are penetrated in the annular piston cavity, an annular piston is slidably arranged in the annular piston cavity and is fixed on the connecting rods, the storage cylinder structure comprises an annular plate, a cylinder part and a circular baffle, and the annular plate is convexly arranged outwards along the periphery of the ring taking pipe, the circular baffle and the end part of the ring taking pipe are arranged at intervals, the cylinder part is sleeved outside the ring taking pipe, the opposite two ends of the cylinder part are respectively connected with the annular plate and the circular baffle, the cylinder part and the peripheral surface of the ring taking pipe are arranged at intervals, the annular piston cavity is formed between the ring taking pipe and the cylinder part, an extrusion cavity is formed between the circular baffle and the end part of the ring taking pipe, the extrusion cavity is communicated with the liquid medicine injection channel and the annular piston cavity, the extrusion cavity is used for containing liquid medicine, the outer side of the annular plate is provided with a liquid medicine bag mounting position, various liquid medicine bags are detachably mounted on the liquid medicine bag mounting position, the liquid medicine bags are communicated with the annular piston cavity and are positioned between the annular plate and the inner sleeve, the middle part of the annular piston is provided with a one-way sheet, when the annular piston is pushed to be far away from the circular baffle, the one-way sheet of the annular piston can be opened to enable the annular piston to move onto the annular plate and push the storage cylinder structure to drive the ring taking pipe to move forwards, so that the annular plate and the inner sleeve are utilized to extrude the liquid medicine bag, liquid medicine in the liquid medicine bag enters the annular piston cavity, when the C-shaped ring is pulled, the one-way sheet seals the annular piston, the annular piston moves towards the circular baffle plate, the liquid medicine in the extrusion cavity is further extruded and the liquid medicine in the liquid medicine bag is pumped, so that the liquid medicine enters the liquid medicine injection channel and is ejected out from the other end of the liquid medicine injection channel, the two opposite ends of the ring taking pipe are respectively provided with an elastic blocking sheet, the two elastic blocking sheets respectively block the opposite ends of the liquid medicine injection channel, and the elastic blocking sheets are provided with cross-shaped slots, the elastic separation blade is divided into a plurality of elastic bending pieces by the cross-shaped slot, the elastic bending pieces are bent under the extrusion of the liquid medicine in the extrusion cavity, so that the liquid medicine flows into the liquid medicine injection channel and is ejected out from the other elastic separation blade, two kinds of disinfectant are installed at the liquid medicine bag installation position, a main pull rod is further convexly arranged on the C-shaped ring and slidably penetrates through the circular baffle, the end part of the main pull rod is convexly arranged in the ring taking pipe, a rack part is formed on the main pull rod and is positioned in the extrusion cavity, a driving gear is installed at the end part of the ring taking pipe and is arranged in the extrusion cavity, the driving gear is meshed with the rack part and is aligned with the liquid medicine injection channel, rotating columns are convexly arranged at the two opposite ends of the driving gear respectively, and the two rotating columns are convexly arranged in the annular piston cavity, the tip of column spinner is provided with impeller, two impeller all aims at the annular piston intracavity, suspension injection chamber way has been seted up on the C shape ring, suspension injection chamber way link up main pull rod, and pass through the extrusion chamber with liquid medicine injection passageway intercommunication, keeping away from of suspension injection chamber way the one end of rack portion is provided with the sealing plug, suspension injection chamber way is kept away from the one end of C shape ring is formed with a plurality of slope openings, a plurality of slope openings are located between a plurality of meshing teeth of rack portion, every the slope opening is located between two adjacent meshing teeth, slope open-ended extending direction is relative rack portion slope sets up and slope orientation the elastic retaining piece.