CN217186703U - Intrauterine membrane placing device - Google Patents
Intrauterine membrane placing device Download PDFInfo
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- CN217186703U CN217186703U CN202220305053.4U CN202220305053U CN217186703U CN 217186703 U CN217186703 U CN 217186703U CN 202220305053 U CN202220305053 U CN 202220305053U CN 217186703 U CN217186703 U CN 217186703U
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- push rod
- handle
- diaphragm
- wire passing
- hole
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- 239000012528 membrane Substances 0.000 title claims abstract description 85
- 230000008602 contraction Effects 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 19
- 230000000670 limiting effect Effects 0.000 claims description 18
- 230000013011 mating Effects 0.000 claims description 6
- 238000005253 cladding Methods 0.000 claims description 2
- 210000000078 claw Anatomy 0.000 description 27
- 238000000034 method Methods 0.000 description 15
- 239000000047 product Substances 0.000 description 8
- 238000002513 implantation Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000003433 contraceptive agent Substances 0.000 description 5
- 230000002254 contraceptive effect Effects 0.000 description 5
- 210000004291 uterus Anatomy 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 210000003679 cervix uteri Anatomy 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 208000028685 Asherman syndrome Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 201000001389 adhesions of uterus Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000003387 muscular Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F6/00—Contraceptive devices; Pessaries; Applicators therefor
- A61F6/06—Contraceptive devices; Pessaries; Applicators therefor for use by females
- A61F6/14—Contraceptive devices; Pessaries; Applicators therefor for use by females intra-uterine type
- A61F6/18—Inserters or removers ; Apparatus for loading an intra-uterine device into an insertion tube
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- Health & Medical Sciences (AREA)
- Reproductive Health (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The utility model discloses an intrauterine membrane placer, intrauterine membrane placer includes: the handle, the distal end of the handle has the first through hole; the proximal end of the catheter extends into the first through hole and is fixedly connected with the handle; the pushing assembly is arranged on the handle and can move along the handle; interior push rod, interior push rod set up in the pipe, the promotion subassembly promotes interior push rod moves between contraction position and expansion position, the distal end of interior push rod is provided with the jack catch of installation diaphragm, when interior push rod is located contraction position, the jack catch at least part hold in the pipe, when interior push rod is located the expansion position, the jack catch is located the pipe outside just expandes. The placing device has simple structure, is convenient for an operator to operate, can enable the diaphragm to reach the proper position of the uterine cavity, treats or prevents the uterine adhesion, and reduces the pain of a patient.
Description
Technical Field
The utility model belongs to the technical field of the medical instrument technique and specifically relates to an intrauterine membrane placer is related to.
Background
At present, the clinical intrauterine device is mainly used for placing an intrauterine device, the intrauterine device is a contraceptive device placed in the uterine cavity of a female, is a reversible and long-acting contraceptive device, and is a contraceptive method widely used by women of childbearing age in China at present.
The intrauterine device is provided with a general or special placing device, the placing device has a plurality of types, and the simplest device is a metal instrument such as a ring placing clamp; the forceps are convenient to use, and can be used for directly clamping a product and placing the product into the uterus, so that the acceptance of a patient is high; however, because metal instruments are generally used repeatedly, repeated sterilization is needed, the use risk of an operator is increased, and meanwhile, the depth of the forceps inserted into the muscular layer at the bottom of the uterus is completely dependent on the feeling and experience of the operator, an effective indication mark and a control method are lacked, so that the problems of perforation of the uterus, unfirm fixation and inexact fixation of the contraceptive device and the like are easily caused.
In the related technology, disposable products are often adopted, the clamping type and the hooking type of the inner tube and the outer tube are adopted, a good effect is placed on a metal spring ring type contraceptive device, and if a high-end product is adopted, a terminal silk thread is pulled to enable the product to enter a guide tube, and the guide tube and an inner push rod are matched to push the product to enter a uterine cavity. These placement methods all have good effect corresponding to specific products, but if the products to be delivered are soft membranes, the difference from other products on the market is large, and therefore, the placement methods can not effectively deliver the membranes into the uterine cavity.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an intrauterine membrane placer is equipped with the jack catch of centre gripping diaphragm on the push rod including, when pushing away push rod axial displacement, can make jack catch control diaphragm expand or shrink, simple structure, convenient operation can realize the implantation of diaphragm effectively.
According to the utility model discloses intrauterine membrane placer, intrauterine membrane placer includes: the handle, the distal end of the handle has the first through hole; the proximal end of the catheter extends into the first through hole and is fixedly connected with the handle; the pushing assembly is arranged on the handle and can move along the handle; interior push rod, interior push rod set up in the pipe, interior push rod has constriction position and expansion position, the promotion subassembly promotes interior push rod is in constriction position with move between the expansion position, the distal end of interior push rod is provided with the jack catch of installation diaphragm, interior push rod is located during the constriction position, the jack catch at least part hold in the pipe, interior push rod is located during the expansion position, the jack catch is located the pipe outside and expand.
According to the utility model discloses intrauterine membrane placer sets up the jack catch of centre gripping diaphragm through the distal end of push rod including, when pushing away push rod emergence removal in the subassembly promotes, can make the jack catch partially contract in the pipe at least or expand in the pipe outside, simultaneously, comparatively mild diaphragm also can fold correspondingly and contract or expand under the centre gripping or the separating action of jack catch. Wherein, when the jack catch at least part shrink in the pipe, can make the folding shrink of diaphragm, and then can carry the diaphragm to palace intracavity, then make the jack catch expand in the pipe outside, the diaphragm is whole to be expanded this moment, reaches palace chamber operating position with the diaphragm, placer and diaphragm separation afterwards take out placer, can accomplish the implantation of diaphragm. The whole process only needs the art person control to promote the subassembly and can make the diaphragm reach palace chamber operating position, realizes the effect of treatment or prevention uterus adhesion, and the extending structure of interior push rod area jack catch makes things convenient for placer to get into the palace chamber in addition, reduces patient's misery, and the assembly is simple, art person convenient to use.
According to some embodiments of the present invention, the claw is provided with a first wire passing groove, the far end of the claw is provided with a first wire passing hole, the far end of the inner push rod is provided with a second wire passing hole, one side of the first wire passing groove is communicated with the first wire passing hole, and the other side of the first wire passing groove is communicated with the second wire passing hole;
the intrauterine membrane placement device further comprises: a traction member;
the two traction pieces are respectively in one-to-one correspondence with the two clamping jaws, and one end of each traction piece penetrates through the diaphragm, the corresponding first wire passing hole, the corresponding first wire passing groove and the corresponding second wire passing hole, penetrates through the handle and extends to the outer side of the handle; or,
the pulling piece is one, two ends of the pulling piece correspond to the two clamping jaws one to one respectively, and two ends of the pulling piece penetrate through the membrane and the corresponding first wire passing hole, the first wire passing groove and the second wire passing hole respectively, penetrate through the handle and extend to the outer side of the handle.
According to some embodiments of the invention, the inner push rod comprises: the utility model discloses a diaphragm clamping device, including the body of rod and location stick, the near-end of the body of rod with the promotion subassembly is connected and the distal end with the jack catch with location stick fixed connection, the jack catch is two, the location stick sets up in two between the jack catch, when interior push rod is located the shrink position, the diaphragm cladding the location stick just the jack catch presss from both sides and establishes the diaphragm.
According to the utility model discloses a some embodiments, the distal end of jack catch is provided with spacing step, the distal end of pipe is provided with the open slot, when interior push rod is located the constriction position, diaphragm one end butt is in spacing step is last and other end butt is in on the bottom of open slot.
According to some embodiments of the invention, the pushing assembly comprises: the handle is provided with a sliding groove, and the pushing piece slides in the sliding groove.
According to some embodiments of the invention, the pusher comprises: promote the portion and with the first connecting portion that one side of promotion portion is connected, the driving medium includes: the first connecting portion are one of a buckle and a clamping groove, the second connecting portion are the other of the buckle and the clamping groove, and the buckle and the clamping groove are mutually clamped.
According to some embodiments of the utility model, be provided with on the handle with the relative slide rail that sets up of spout, the driving medium still include with the second connecting portion deviate from the portion is established to the first cover that one side of first connecting portion is connected, interior push rod deviates from the one end of jack catch is provided with the second and establishes the portion, first set establishes a cover and establishes in the second cover is established and is gone up and be in slide in the slide rail.
According to the utility model discloses a some embodiments, first set of portion of establishing is including two cooperation boards of relative setting, two the cooperation of cooperation board is in the slide rail, two be formed with the cover between the cooperation board and establish the space, the cooperation of second set of portion of establishing is in the space is established to the cover and both ends are provided with the limiting plate respectively, two the limiting plate butt respectively is in the both ends of driving medium.
According to some embodiments of the invention, the handle comprises: the upper cover is provided with a first semicircular part, the lower cover is provided with a second semicircular part, and the first semicircular part and the second semicircular part are matched with each other to form the first through hole.
According to the utility model discloses a some embodiments, be provided with first cooperation post on the first semicircle portion, be provided with second cooperation post on the second semicircle portion, the near-end of pipe is provided with the second through-hole, first cooperation post with the second cooperation post all cooperates in the second through-hole.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural view of an intrauterine membrane placement device according to an embodiment of the present invention;
fig. 2 is an exploded schematic view of an intrauterine membrane placement device according to an embodiment of the invention;
fig. 3 is a cross-sectional view of an intrauterine membrane placement device according to an embodiment of the invention;
fig. 4 is a schematic structural view of an intrauterine membrane placement device in a retracted position according to an embodiment of the invention;
fig. 5 is a schematic structural view of an intrauterine membrane placement device in an unfolded position according to an embodiment of the invention;
fig. 6 is a schematic structural view of a pushing assembly according to an embodiment of the present invention;
FIG. 7 is a schematic view of the arrangement of the engagement of the pusher and driver according to an embodiment of the present invention;
fig. 8 is a schematic structural view of a lower cover of a handle according to an embodiment of the present invention;
fig. 9 is a schematic cross-sectional view of a pushing assembly engaged with a sliding rail according to an embodiment of the present invention;
FIG. 10 is a schematic view of the engagement of the inner ram and the driving member according to an embodiment of the present invention;
FIG. 11 is a partial schematic view A of FIG. 10;
fig. 12 is a schematic structural view of an inner push rod according to an embodiment of the present invention;
fig. 13 is a schematic view of the structure of the diaphragm and the pulling member according to the embodiment of the present invention.
Reference numerals:
100. an intrauterine membrane placement device;
10. a handle; 11. a first through hole; 12. a chute; 13. a slide rail; 14. an upper cover; 15. a lower cover; 16. a second semicircular portion; 17. a second mating post;
20. a conduit; 21. a second through hole; 22. an open slot; 23. a positioning ring;
30. a pushing assembly;
40. a pusher member; 41. a pushing part; 42. a first connection portion;
50. a transmission member; 51. a second connecting portion; 52. a first nesting portion; 53. a mating plate; 54. sleeving a space;
60. an inner push rod; 61. a jaw; 62. a second nesting portion; 63. a limiting plate; 64. a rod body; 65. a positioning rod;
66. a limiting step; 67. a first wire passing groove; 68. a first wire passing hole; 69. a second wire passing hole; 70. a third through hole;
80. a traction member;
200. a membrane.
Detailed Description
Embodiments of the present invention are described in detail below, and the embodiments described with reference to the drawings are exemplary.
An intrauterine membrane placement device 100 for implanting a membrane 200 into the uterine cavity, isolating the anterior and posterior walls of the uterus by the membrane 200, and preventing or preventing intrauterine adhesion according to an embodiment of the present invention will be described with reference to fig. 1-13. In addition, the proximal end is the end close to the operator when the operator operates, and the distal end is the end far from the operator when the operator operates.
As shown in fig. 1-3, an intrauterine membrane placement device 100 comprises: handle 10, catheter 20, pushing assembly 30, and inner ram 60.
The distal end of the handle 10 is provided with a first through hole 11.
The proximal end of the catheter 20 extends into the first through hole 11, and the proximal end of the catheter 20 is fixedly connected with the handle 10.
The push assembly 30 is disposed on the handle 10 and is movable in the axial direction of the handle 10.
An inner ram 60 is disposed within the catheter 20, the inner ram 60 having a retracted position and an extended position. The proximal end of inner push rod 60 extends into handle 10 to engage with pushing assembly 30, and pushing assembly 30 pushes inner push rod 60 to move between the retracted position and the extended position. The far end of the inner push rod 60 is provided with a claw 61 for installing the membrane 200, when the inner push rod 60 is positioned at the contraction position, the claw 61 is at least partially accommodated in the conduit 20, the claw 61 is closed to clamp the membrane 200, when the inner push rod 60 is positioned at the expansion position, the claw 61 is positioned at the outer side of the conduit 20, and the claw 61 is expanded to release the membrane 200.
That is, the handle 10 is fixedly connected to the catheter 20, the pushing assembly 30 is disposed on the handle 10, the inner pushing rod 60 is disposed in the catheter 20, and the proximal end of the inner pushing rod 60 is disposed in the handle 10 and is engaged with the pushing assembly 30. When the pushing assembly 30 moves axially along the handle 10, the inner pushing rod 60 can be pushed to move axially along the catheter 20, and a claw 61 is provided at the distal end of the inner pushing rod 60 for mounting the membrane 200. When pushing assembly 30 pushes inner pushing rod 60 to move axially towards the proximal end of handle 10, then pawl 61 can be at least partially received within catheter 20, i.e., inner pushing rod 60 is in the retracted position; conversely, when pushing assembly 30 pushes inner pushing rod 60 axially toward the distal end of handle 10, jaws 61 are deployed outside catheter 20, i.e., inner pushing rod 60 is in the deployed position. With such an arrangement, the operator can freely switch the inner pushing rod 60 between the retracted position and the extended position by pushing the pushing assembly 30, and the latch 61 can be at least partially located in the catheter 20 to hold the flexible membrane 200 under the limiting action of the catheter 20 or be extended outside the catheter 20 to release the membrane 200.
Specifically, as shown in fig. 4 and 5, when the pushing assembly 30 is axially moved to the extreme position of the proximal end of the handle 10, the inner pushing rod 60 is located at the contracted position, at which time the claws 61 grip the membrane 200 and the membrane 200 is folded and contracted, so that the claws 61 and the membrane 200 are at least partially accommodated together in the catheter 20, thereby allowing the intrauterine membrane placing device 100 to grip the membrane 200 together into the uterine cavity; when the working position of the uterine cavity is reached, the pushing assembly 30 is slowly pushed and drives the inner push rod 60 to axially move to the limit position of the far end of the handle 10, so that the clamping jaws 61 clamp the membrane 200 to slowly move to the outer side of the catheter 20 and be completely unfolded, at the moment, the inner push rod 60 is located at the unfolded position, then the membrane 200 is separated from the intrauterine membrane placing device 100, the intrauterine membrane placing device 100 is withdrawn, the membrane 200 plays a role in the working position of the uterine cavity, and the implantation process of the membrane 200 is completed.
Therefore, the diaphragm 200 can reach the working position of the uterine cavity only by controlling the pushing assembly 30 by an operator in the implantation process of the diaphragm 200, the intrauterine diaphragm placing device 100 is simple in structure and convenient to operate in the placing method, the diaphragm 200 can be conveniently and accurately conveyed to a proper position in the uterine cavity through the intrauterine diaphragm placing device 100, the soft diaphragm 200 can be completely unfolded, adverse effects on the diaphragm 200 and the uterine cavity cannot be caused, and the diaphragm 200 can effectively realize the effect of treating or preventing uterine adhesion. Moreover, the telescopic structure of the inner push rod 60 with the clamping jaws 61 facilitates the intrauterine membrane placing device 100 to enter the uterine cavity, thereby effectively reducing the pain of the patient and reducing the operation risk. In addition, this intrauterine membrane placer 100 does not use sticky or welded structure, but through mechanical spacing connection, has realized functions such as location, centre gripping, has reduced the production assembly degree of difficulty, and is lower to the professional skill requirement of art person simultaneously.
As shown in fig. 6 and 7, the pushing assembly 30 includes: the pushing element 40 is fixedly connected with the transmission element 50, one end of the pushing element 40 is fixedly connected with one end of the transmission element 50, and the other end of the transmission element 50 extends into the handle 10 and is fixedly connected with the proximal end of the inner push rod 60, the handle 10 is provided with a sliding groove 12 along the axial direction of the handle 10, the pushing element 40 slides in the sliding groove 12 and is at least partially exposed out of the handle 10 through the sliding groove 12 for operation of an operator. With such an arrangement, the pushing member 40 can push the inner push rod 60 to move axially when sliding in the sliding slot 12 through the fixed connection between the pushing member 40 and the transmission member 50 and the fixed connection between the transmission member 50 and the inner push rod 60, so that the claws 61 clamp or release the membrane 200.
Further, when pushing assembly 30 is located at the proximal end of chute 12, inner ram 60 is in the retracted position; when pushing assembly 30 is at the distal end of chute 12, inner push rod 60 is in the deployed position.
Wherein pusher member 40 comprises: push portion 41 and the first connecting portion 42 that is connected with one side of push portion 41, driving medium 50 includes: the second connecting portion 51 and the first sleeving portion 52 connected to one side of the second connecting portion 51, and one end of the inner pushing rod 60 away from the claw 61 (i.e., the proximal end of the inner pushing rod 60) is provided with a second sleeving portion 62. The first connection portion 42 is one of a snap and a card slot, and the second connection portion 51 is the other of the snap and the card slot, which are engaged with each other. That is, the pushing member 40 and the driving member 50 are fixedly connected by the first connecting portion 51 and the second connecting portion 42. The first engaging portion 52 engages the second engaging portion 62, so that the driving member 50 is fixedly connected to the inner pushing rod 60. With the arrangement, as with the connection mode of the pushing piece 40 and the transmission piece 50, the fixed connection between the transmission piece 50 and the inner push rod 60 is realized through simple mechanical limit connection, which is beneficial to production and assembly.
Further, referring to fig. 7, the first connecting portion 42 is a buckle, the second connecting portion 51 is a slot, and the driving member 50 and the pushing member 40 can be fixedly connected by the clamping fit of the buckle and the slot. In addition, the transmission member 50 and the inner push rod 60 are fixedly connected by the first sleeving part 52 and the second sleeving part 62. Thus, when the pushing member 40 slides in the sliding chute 12, the driving member 50 can push the inner push rod 60 to move axially, and the assembly between the pushing member 40 and the driving member 50 and between the driving member 50 and the inner push rod 60 is simple and convenient.
Further, the direction of the clamping fit between the pushing member 40 and the transmission member 50 is perpendicular to the sliding direction of the pushing member 40, so that when the pushing member 40 slides, the pushing member 40 cannot be separated from the transmission member 50.
Further, the operator can promote the axial displacement of interior push rod 60 through promoting pushing part 41 to the upper surface undercut of pushing part 41, with operator's thumb phase-match, accord with ergonomic, set up a plurality of little protruding muscle on pushing part 41's upper surface, the frictional force of increase contact surface makes things convenient for the operator to operate, the smooth scheduling problem of hand can not appear.
Referring to fig. 8 to 12, two slide rails 13 are disposed inside the handle 10 and opposite to the sliding groove 12, the first nesting portion 52 is sleeved on the second nesting portion 62, and the first nesting portion 52 is limited between the two slide rails 13, so that the first nesting portion 52 slides in the slide rails 13. That is to say, the first nesting portion 52 of the transmission element 50 is nested on the second nesting portion 62 of the inner push rod 60, when the pushing portion 41 slides in the sliding slot 12, on the one hand, the transmission element 50 and the inner push rod 60 are driven to move axially together, and on the other hand, under the limiting effect of the sliding rail 13 on the first nesting portion 52, the transmission element 50 slides in the sliding rail 13, so as to improve the stability of the pushing assembly 30 during moving axially.
Further, the length of the slide rail 13 corresponds to the retracted position and the extended position of the inner push rod 60. That is, when the inner push rod 60 is in the retracted position, the transmission member 50 moves to the extreme position where the slide rail 13 is near the proximal end of the handle 10; when the inner ram 60 is in the deployed position, the drive member 50 is moved to an extreme position where the slide track 13 is adjacent the distal end of the handle 10. Of course, the slide track 13 may also be provided longer, so as to be adaptable to the implantation of different sizes of diaphragms 200. The length of the sliding groove 12 is matched with that of the sliding rail 13.
Moreover, first set portion 52 of establishing includes two cooperation boards 53 that relative setting, and two cooperation boards 53 cooperate in slide rail 13 to be formed with the cover between two cooperation boards 53 and establish space 54, the second set portion 62 of establishing the cooperation in the space 54 is established to the cover, and the second set portion 62 both ends of establishing are provided with limiting plate 63 respectively, and two limiting plate 63 butt respectively are at the both ends of driving medium 50. So set up, two cooperation boards 53 establish portion 62 cover with the second cover and establish in the space 54 is established to the second cover is established the both ends of 62 and is provided with limiting plate 63, can make two cooperation boards 53 firmly grasp second cover and establish portion 62, restricts the removal of driving medium 50, thereby has realized the fixed connection of driving medium 50 with interior push rod 60 to and driving medium 50 can drive interior push rod 60 and slide in slide rail 13.
As shown in fig. 1, 2 and 8, the handle 10 is ergonomically shaped for easy handling by the surgeon. The handle 10 includes: the upper cover 14 is provided with a first semicircular part, the lower cover 15 is provided with a second semicircular part 16, and the first semicircular part and the second semicircular part 16 are matched with each other to form a first through hole 11. With such an arrangement, the first semicircular part and the second semicircular part 16 are mutually matched to form a circular first through hole 11, so that the catheter 20 can be conveniently inserted into the handle 10.
Wherein, be provided with first cooperation post on the first semicircle portion, be provided with second cooperation post 17 on the second semicircle portion 16, the near-end of pipe 20 is provided with second through-hole 21, and first cooperation post and second cooperation post 17 all cooperate in second through-hole 21. That is, the proximal end of the guide tube 20 is provided with a second through hole 21 penetrating vertically in the vertical direction with respect to the handle 10, and the first engaging column of the upper cover 14 and the second engaging column 17 of the lower cover 15 can be inserted into the second through hole 21 of the guide tube 20, thereby fixedly connecting the guide tube 20 and the handle 10. The first matching column is matched with the second through hole 21 in shape, and the second matching column is matched with the second through hole 21 in shape, namely, the shapes of the first matching column, the second matching column and the second through hole can be circular or square or other shapes matched with each other.
In the embodiment of the present invention, the upper cover 14 and the lower cover 15 of the handle 10 can be connected by a snap, which is convenient for installation and disassembly. Of course, other methods such as bolt connection may be used, and the method is not limited to the above-mentioned snap connection method.
In addition, in the present invention, the slide groove 12 is formed in the upper cover 14, and the slide rail 13 is provided on the inner surface of the lower cover 15.
As shown in fig. 4 and 5 and fig. 10-13, the inner ram 60 includes: the rod body 64 and the positioning rod 65, the second sheathing part 62 is arranged at the proximal end of the rod body 64 and connected with the pushing assembly 30, the distal end of the rod body 64 is fixedly connected with the claws 61 and the positioning rod 65, the two claws 61 are provided, the positioning rod 65 is arranged between the two claws 61, when the inner push rod 60 is located at the contraction position, the diaphragm 200 is folded to wrap the positioning rod 65, and the claws 61 clamp the diaphragm 200. According to the arrangement, the positioning rod 65 is arranged between the two clamping jaws 61, the membrane 200 is folded to cover the positioning rod 65, the folding and shrinking of the membrane 200 can be positioned, when the inner push rod 60 is located at the shrinking position, the clamping jaws 61 can be ensured to firmly clamp two sides of the membrane 200, so that at least part of the membrane 200 is folded and shrunk in the conduit 20, the membrane 200 is prevented from offsetting, and the phenomenon that the clamping force applied to the membrane 200 by the clamping jaws 61 is too large, so that the membrane 200 is difficult to reset and unfold can be avoided; when the inner pushing rod 60 is located at the unfolding position, the claws 61 can be completely separated from the two sides of the diaphragm 200, and the deviation can not occur, so that the diaphragm 200 can be smoothly implanted into the uterine cavity.
Furthermore, the distal end of the claw 61 is provided with a limit step 66, the distal end of the catheter 20 is provided with an open slot 22, and when the inner push rod 60 is located at the contraction position, one end of the membrane 200 abuts against the limit step 66, and the other end abuts against the bottom of the open slot 22. With such an arrangement, when the inner pushing rod 60 is located at the contraction position, one end of the diaphragm 200 can abut against the limiting step 66, and the other end of the diaphragm abuts against the bottom of the opening slot 22, the two opposite sides of the diaphragm 200 can be exposed from the opening slot 22, and the opening slot 22 can further prevent the diaphragm 22 from being arbitrarily unfolded. In addition, the limiting step 66 can be a smooth surface structure, so that damage to the uterine cavity is avoided.
The utility model discloses an in the embodiment, jack catch 61 and location stick 65 optional resilient material cooperate with having elastic diaphragm 200, so both can not cause the damage to diaphragm 200, can also utilize self elasticity to assist diaphragm 200 to expand when jack catch 61 expandes to expand diaphragm 200 slowly better, the art person can need not to additionally use the instrument again and make diaphragm 200 expand.
With reference to the diaphragm 200 shown in fig. 13 in the initial state, the first wire passing groove 67 is disposed on the claw 61, the first wire passing hole 68 is disposed on the limiting step 66, one side of the first wire passing groove 67 is communicated with the first wire passing hole 68, the second wire passing hole 69 is disposed on the distal end of the inner push rod 60 (i.e., the distal end of the rod body 64), and the other side of the first wire passing groove 67 is communicated with the second wire passing hole 69. The shaft 64 has a third through hole 70 extending through the interior and proximal end of the shaft 64, and the proximal end of the upper cap 14 and the proximal end of the lower cap 15 cooperate to form a slot. And, the intrauterine membrane placement device 100 further comprises: the two pulling pieces 80 are respectively corresponding to the two claws 61 one by one, and one end of each pulling piece 80 penetrates through the membrane 200 and the corresponding first wire passing hole 68, first wire passing groove 67 and second wire passing hole 69, enters the third through hole 70 of the inner push rod 60 and extends to the outer side of the handle 10 through the slot of the handle 10. That is to say, when the membrane 200 is placed at the position of the claw 61, the long ends of the two pulling members 80 respectively penetrate through the membrane 200, the first wire passing hole 68, the first wire passing groove 67 and the second wire passing hole 69, and then the long ends of the two pulling members 80 penetrate through the third through hole 70 of the inner push rod 60 and extend to the outside of the handle 10 through the slot of the handle, so that the long end heads of the two pulling members 80 are placed at the outside of the handle 10, and the two pulling members 80 are formed with two heads at the outside of the handle 10, and simultaneously, the two heads are aligned with each other, so that when the claw 61 is unfolded, the elastic restoring force of the claw 61 is transmitted to the membrane 200 through the pulling members 80, that is, when the claw 61 is elastically restored, the membrane 200 can be unfolded by the pulling members 80, and the membrane 200 can be uniformly stressed, and the membrane 200 can be completely unfolded. In this way, the operator can spread the membrane 200 without additional tools.
After the diaphragm 200 is in place, the surgeon can pull both heads of the retractor 80 simultaneously to separate the retractor 80 and the diaphragm 200. After the pulling member 80 is withdrawn, the intrauterine membrane placement device 200 may be withdrawn from the uterine cavity. It can be understood that one pulling element 80 may be provided, and two ends of one pulling element 80 respectively pass through the membrane 200 and then pass through the handle 10 via the first wire passing hole 68, the first wire passing groove 67, the second wire passing hole 69, the third through hole 70 and the slot at the proximal end of the handle 10 in sequence. After the diaphragm 200 is in place, the surgeon pulls on one of the ends of the pulling member 80 to separate the pulling member 80 from the diaphragm 200.
In addition, one end of the diaphragm 200 close to the uterine fundus is used for the traction piece 80 to penetrate, one end of the diaphragm 200 close to the cervix is provided with a tail thread, and the tail thread penetrates out of the cervix after the diaphragm 200 is implanted in place. The diaphragm 200 can be removed from the uterine cavity by pulling the fibers.
In particular, the outer wall of the catheter 20 is further sleeved with a positioning ring 23, and the outer wall is provided with scale marks, and the positioning ring 23 can be fixed and slide on the outer wall of the catheter 20 for limiting the depth of entering into the uterine cavity.
According to the connection relationship among the components, the following assembly method can be adopted: firstly, the positioning ring 23 is sleeved on the conduit 20; then, the jaws 61 are manually clamped to place the distal end of the inner pushing rod 60 into the catheter 20 and pushed to the bottom, so that the jaws 61 are opened, as shown in fig. 11; then, the membrane 200 with the traction pieces 80 and the tail fibers is arranged on the clamping jaws 61, so that the two traction pieces 80 penetrate through the first wire passing hole 68, the first wire passing groove 67, the second wire passing hole 69 and the third through hole 70 and then extend to the outer side of the proximal end of the catheter 20, and the tail fibers penetrate through the third through hole 70 and then extend to the outer side of the proximal end of the catheter 20; then the conduit 20 and the inner pushing rod 60 are fixed together on the lower cover 15 of the handle 10, that is, the second matching column 17 is inserted into the second through hole 21, the second nesting part 62 is limited between the slide rails 13, the inner pushing rod 60 is positioned at the slide rails 13, and the transmission member 50 is connected with the inner pushing rod 60; then, the pulling member 80 and the tail are straightened out so that the two heads of the pulling member 80 and the two ends of the tail extend out of the proximal end of the lower cover 15; finally, the upper cover 14 and the lower cover 15 are combined in a snap-fit manner, the pushing member 40 is connected with the transmission member 50 in a snap-fit manner, and the intrauterine membrane placing device 100 is assembled. After assembly is complete, pusher member 40 is now in an extreme position at the distal end of chute 12, as shown in fig. 5.
According to the structure of the intrauterine membrane placement device 100, the working principle and operation thereof are as follows:
firstly, the claws 61 are in an open state in a free state, when the intrauterine membrane placing device 100 is assembled and needs to be used, the membrane 200 needs to be clamped, after the membrane 200 is symmetrically wrapped on the positioning rod 65, the pushing member 40 is slowly moved towards the near end of the sliding groove 12 to a limit position, and at this time, the ideal clamping state of the membrane 200 is shown in fig. 4.
Then, after clamping the diaphragm 200 to the working position of the uterine cavity with the intrauterine diaphragm placement device 100, the pushing element 40 is slowly moved to the far end of the sliding groove 12 to the limit position, the clamping jaws 61 are unfolded by the elasticity of the clamping jaws 61, when the clamping jaws 61 are unfolded, the pulling element 80 worn on the diaphragm 200 can drive the diaphragm 200 to be completely unfolded, then the two pulling elements 80 of the diaphragm 200 are slowly pulled out at the same time, the uniform stress of the diaphragm 200 can be ensured, the diaphragm 200 is prevented from being arbitrarily folded due to uneven stress, the intrauterine diaphragm placement device 100 is separated from the diaphragm 200, the intrauterine diaphragm placement device 100 is finally withdrawn, the diaphragm 200 can stay at the working position, the tail wire penetrates out of the cervix, and the implantation of the diaphragm 200 is completed.
In addition, when in use, the endoscope is required to be used for measuring the depth of the uterine cavity, and the axial length of the claw 61 when extending out of the limit is subtracted from the measured depth of the uterine cavity, namely the size of the positioning ring 23 placed on the guide pipe 20. After the positioning ring 23 is adjusted to the desired position, the inner push rod 60 is then positioned at the retracted position, so that the membrane 200 is clamped in the desired state.
Therefore, the diaphragm 200 can reach the working position of the uterine cavity only by controlling the pushing assembly 30 by the operator in the implantation process of the diaphragm 200, the intrauterine diaphragm placing device 100 has a simple structure and convenient operation of the placing method, and the diaphragm 200 can be conveniently and accurately sent to the proper position in the uterine cavity through the intrauterine diaphragm placing device 100, the soft diaphragm 200 can be completely unfolded, the diaphragm 200 and the uterine cavity cannot be adversely affected, and the effect of treating or preventing uterine adhesion by the diaphragm 200 is effectively realized. Moreover, the telescopic structure of the inner push rod 60 with the claws 61 facilitates the intrauterine membrane placing device 100 to enter the uterine cavity, effectively reduces the pain of the patient and reduces the operation risk. In addition, this intrauterine membrane placer 100 does not use sticky or welded structure, through mechanical spacing connection, has realized functions such as location, centre gripping, has reduced the production assembly degree of difficulty, and the requirement is lower to operative person's professional skill simultaneously.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device 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 present invention.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. An intrauterine membrane placement device, comprising:
the handle, the distal end of the handle has the first through hole;
the proximal end of the catheter extends into the first through hole and is fixedly connected with the handle;
the pushing assembly is arranged on the handle and can move along the handle;
interior push rod, interior push rod set up in the pipe, interior push rod has contraction position and expansion position, the promotion subassembly promotes interior push rod is in the contraction position with move between the expansion position, the distal end of interior push rod is provided with the jack catch of installation diaphragm, interior push rod is located during the contraction position, the jack catch at least part hold in the pipe, interior push rod is located during the expansion position, the jack catch is located the pipe outside just expandes.
2. The intrauterine membrane placing device according to claim 1, wherein the jaw is provided with a first wire passing groove, the distal end of the jaw is provided with a first wire passing hole, the distal end of the inner push rod is provided with a second wire passing hole, one side of the first wire passing groove is communicated with the first wire passing hole and the other side is communicated with the second wire passing hole;
the intrauterine membrane placement device further comprises: a traction member;
the two traction pieces are respectively in one-to-one correspondence with the two clamping jaws, and one end of each traction piece penetrates through the diaphragm, the corresponding first wire passing hole, the corresponding first wire passing groove and the corresponding second wire passing hole, penetrates through the handle and extends to the outer side of the handle; or,
the pulling piece is one, two ends of the pulling piece correspond to the two clamping jaws one to one, and the two ends of the pulling piece penetrate through the diaphragm and the corresponding first wire passing hole, the first wire passing groove and the second wire passing hole respectively, penetrate through the handle and extend to the outer side of the handle.
3. The intrauterine membrane placement device according to claim 1, wherein the inner push rod comprises: the utility model discloses a diaphragm clamping device, including the body of rod and location stick, the near-end of the body of rod with the promotion subassembly is connected and the distal end with the jack catch with location stick fixed connection, the jack catch is two, the location stick sets up in two between the jack catch, when interior push rod is located the shrink position, the diaphragm cladding the location stick just the jack catch presss from both sides and establishes the diaphragm.
4. The intrauterine membrane placement device according to claim 3, wherein the distal end of the jaw is provided with a limiting step, the distal end of the catheter is provided with an open slot, and when the inner push rod is in the contracted position, one end of the membrane abuts against the limiting step and the other end abuts against the bottom of the open slot.
5. The intrauterine membrane placement device according to claim 1, wherein the pushing assembly comprises: the handle is provided with a sliding groove, and the pushing piece slides in the sliding groove.
6. The intrauterine membrane placement device according to claim 5, wherein the pusher comprises: promote the portion and with the first connecting portion that one side of promotion portion is connected, the driving medium includes: the first connecting portion are one of a buckle and a clamping groove, the second connecting portion are the other of the buckle and the clamping groove, and the buckle and the clamping groove are mutually clamped.
7. The intrauterine membrane placing device according to claim 6, wherein the handle is provided with a slide rail arranged opposite to the slide groove, the transmission member further comprises a first sleeving part connected with one side of the second connecting part departing from the first connecting part, one end of the inner push rod departing from the clamping jaw is provided with a second sleeving part, and the first sleeving part is sleeved on the second sleeving part and slides in the slide rail.
8. The intrauterine membrane placing device according to claim 7, wherein the first nesting portion comprises two matching plates which are oppositely arranged, the two matching plates are matched in the slide rail, a nesting space is formed between the two matching plates, the second nesting portion is matched in the nesting space, two ends of the second nesting portion are respectively provided with a limiting plate, and the two limiting plates are respectively abutted at two ends of the transmission member.
9. The intrauterine membrane placement device according to claim 1, wherein the handle comprises: the upper cover is provided with a first semicircular part, the lower cover is provided with a second semicircular part, and the first semicircular part and the second semicircular part are matched with each other to form the first through hole.
10. The intrauterine membrane placement device according to claim 9, wherein the first semicircular portion is provided with a first mating post, the second semicircular portion is provided with a second mating post, the proximal end of the catheter is provided with a second through hole, and the first mating post and the second mating post are both fitted in the second through hole.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220305053.4U CN217186703U (en) | 2022-02-15 | 2022-02-15 | Intrauterine membrane placing device |
| PCT/CN2022/135038 WO2023155534A1 (en) | 2022-02-15 | 2022-11-29 | Intrauterine diaphragm placement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220305053.4U CN217186703U (en) | 2022-02-15 | 2022-02-15 | Intrauterine membrane placing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217186703U true CN217186703U (en) | 2022-08-16 |
Family
ID=82795854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220305053.4U Active CN217186703U (en) | 2022-02-15 | 2022-02-15 | Intrauterine membrane placing device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN217186703U (en) |
| WO (1) | WO2023155534A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023155534A1 (en) * | 2022-02-15 | 2023-08-24 | 易浦润（上海）生物技术有限公司 | Intrauterine diaphragm placement device |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2806296B1 (en) * | 2000-03-16 | 2003-01-24 | Jean Pierre Solinhac | INSERTION DEVICE FOR PLACING A T-SHAPED INTRA-UTERINE DEVICE |
| CN1247168C (en) * | 2001-04-10 | 2006-03-29 | 天津和杰医疗器械有限公司 | Insertion device |
| CA3095285A1 (en) * | 2010-10-29 | 2012-05-03 | Odyssea Pharma S.P.R.L. | Intra-uterine insertion device |
| US20130269705A1 (en) * | 2012-04-16 | 2013-10-17 | Thomas C. Kochem | Variable stiffness flexure |
| US9333111B2 (en) * | 2013-02-04 | 2016-05-10 | Hologic, Inc. | Fundus bumper mechanical reference for easier mechanism deployment |
| CN204600854U (en) * | 2015-04-28 | 2015-09-02 | 辽宁浩宏医疗科技股份有限公司 | A kind of novel birth control apparatus carrier |
| CN204890309U (en) * | 2015-08-25 | 2015-12-23 | 天津和杰医疗器械有限公司 | Fixed intrauterine device placer |
| US20170273820A1 (en) * | 2016-03-24 | 2017-09-28 | Medicines360 | Iud insertion devices, and related methods and kits therefor |
| US10918517B2 (en) * | 2016-08-27 | 2021-02-16 | Meril Endo Surgery Pvt. Ltd. | Intrauterine device inserter |
| CN209316206U (en) * | 2018-03-23 | 2019-08-30 | 高京波 | Gynecological ring placing device |
| CN109602535B (en) * | 2019-02-15 | 2024-03-22 | 易浦润（上海）生物技术有限公司 | Intrauterine membrane placement device and placement method thereof |
| CN210494359U (en) * | 2019-02-15 | 2020-05-12 | 易浦润（上海）生物技术有限公司 | Intrauterine membrane placing device |
| CN209966728U (en) * | 2019-02-15 | 2020-01-21 | 易浦润（上海）生物技术有限公司 | Intrauterine membrane placing device |
| CN209933147U (en) * | 2019-03-12 | 2020-01-14 | 黄敏玲 | Novel intrauterine device extractor for obstetrics and gynecology department |
| CN212395023U (en) * | 2020-03-31 | 2021-01-26 | 柳州市柳铁中心医院 | Improved foreign body forceps |
| CN212186847U (en) * | 2020-04-03 | 2020-12-22 | 王孟冬 | Prevent scraping gynaecology and obstetrics of wall with getting ring ware |
| CN217186703U (en) * | 2022-02-15 | 2022-08-16 | 易浦润（上海）生物技术有限公司 | Intrauterine membrane placing device |
-
2022
- 2022-02-15 CN CN202220305053.4U patent/CN217186703U/en active Active
- 2022-11-29 WO PCT/CN2022/135038 patent/WO2023155534A1/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023155534A1 (en) * | 2022-02-15 | 2023-08-24 | 易浦润（上海）生物技术有限公司 | Intrauterine diaphragm placement device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023155534A1 (en) | 2023-08-24 |
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