CN204744353U - Directional embryo transfer ware in uterus - Google Patents
Directional embryo transfer ware in uterus Download PDFInfo
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- CN204744353U CN204744353U CN201520104302.3U CN201520104302U CN204744353U CN 204744353 U CN204744353 U CN 204744353U CN 201520104302 U CN201520104302 U CN 201520104302U CN 204744353 U CN204744353 U CN 204744353U
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Abstract
The utility model discloses a directional embryo transfer ware in uterus aims at solving current embryo transfer ware location and transplants inconveniently, transplants and has not enough far from the hidden danger of origin -location of the embryo area that will transplant when the outside of tubes is removed. The utility model discloses an including the outer tube, transplant the inner tube, support the inner core, the outer tube, transplant the inner tube, support the equal fixed connection casing head of inner core tip, interior tube head, interior core, transplant the inner tube, support the equal mobile grafting of inner core and in the outer tube, transplant inner tube length and be greater than the outer tube, the outer tube is the hose of both ends intercommunication, transplants the inner tube and is flexible hyaline tube, the design of can buckling of support inner core, transplant inner tube and interior tube head link opening, the other end seals, transplants the inner tube and transplants the side opening near being equipped with one on the lateral wall of blind end. Location embryo transfer ware can be realized the directional of embryo in utero and transplants in the uterus, transplants convenient operation, does not exist the embryo area of the having transplanted phenomenon far from the origin -location, embryo transfer safe and reliable.
Description
Technical field
This utility model relates to a kind of supplementary reproduction medical instrument, and more particularly, it relates to the directed embryo transplanter of a kind of intrauterine easy to use.
Background technology
Vitro fertilization-embryo implanting is the important means for the treatment of infertility at present.The factor affecting Success Rate of Embryo Transfer mainly comprises: endometrium receptivity, embryo quality, embryo transfer technology etc.When embryo quality is determined, by these embryo transfers to appropriate uterine cavity position, can implantation in the endometrium with good endometrial receptivity, this determines final result after embryo transfer, affect Clinical Pregnancy Rate in most critical, most important link just.When plan accepts embryo transfer there is repeatedly palace intracavity operation (as artificial abortion in person, the clearing heat in the pericardium, hysteroscope polyp, muscular tumor electricity cutting etc.) and the intrauterine adhesion that arrives, inner membrance cicatrization, inner membrance hardens, lepthymenia in local, or there is leiomyoma uteri, adenomyosis causes local endometrium receptivity and declines, and previous cesarean section, when causing the situations such as scar uterus after myomectomy, select if do not add when transplanting and embryo delivered to above-mentioned uterine cavity position, or because of this virgin's Endometrium environment poor, endometrial receptivity is not good, implantation rate will reduce greatly, Clinical Pregnancy Rate in is caused obviously to decline.And if embryo plants endometrium place below Uterine Scar, more likely cause the critical situation of obstetrics of cicatrix gestation, Placenta acrreta, dangerous property placenta previa, threaten female youngster's life.Therefore selectively embryo is avoided transplanting in above-mentioned irrational cavity of uterus position, impel its implantation to be current clinician's urgent problem in appropriate endometrium position.Widely used embryo transplantation tube can not realize the function of directional implantation mostly clinically at present, although embryo transfer selectively can be entered the appropriate position of cavity of uterus by domestic ZL200520103507.6 embryo transplanter, but the head end because of its trocar sheath is spherical, the embryo transplanted is easy to take away original position when removing outside sleeve pipe, there is its drawback, also have no clinically and apply.
Utility model content
This utility model overcomes existing embryo transplanter location and transplants inconvenience, the deficiency of the hidden danger embryo transplanted being taken away origin-location is there is when removing outside grafts, provide the directed embryo transplanter of a kind of intrauterine, it can realize embryo's directional implantation in uterus, graft procedure is convenient, there is not the phenomenon embryo transplanted being taken away origin-location, embryo transfer is safe and reliable.
In order to solve the problems of the technologies described above, this utility model is by the following technical solutions: the directed embryo transplanter of a kind of intrauterine, comprise trocar sheath, transplant interior pipe, support inner core, pipe, support inner core end equal fixed operating sleeve tube head, interior tube head, interior core print in trocar sheath, transplanting, pipe in transplanting, support that inner core is all movable is plugged in trocar sheath, transplant inner tube length and be greater than trocar sheath length, trocar sheath is the flexible pipe that two ends are communicated with, in transplanting, pipe is flexible and transparent pipe, supports the bent sizing of inner core; The one end open of tube head connection in Guan Shangyu in transplanting, the other end is closed, and in transplanting, pipe is provided with a transplanting side opening near the sidewall of blind end.Be made up of medical stainless steel material except supporting inner core, all the other devices are made by the medical macromolecular material without fetal toxicity.
When embryo transplanter uses, first support inner core is plugged in trocar sheath, under the guiding of B ultrasonic, support the trocar sheath of inner core and curve an angle of taking advantage of a situation by being plugged with and insert cervical canal, tip arrives cervix uteri internal orifice, do not enter uterine cavity, then support inner core is extracted, pipe in the transplanting that embryo is housed is inserted in trocar sheath, in transplanting, pipe is after trocar sheath is inserted into appropriate depth, by rotating the direction regulating interior tube head in advance, make transplanting side opening in transplanting on pipe towards the uterine cavity position needed for grafter and direction, then slowly embryo is released, finally shift out pipe and trocar sheath in transplanting.Pipe top closure in transplanting, transplant side opening be arranged on transplant in pipe sidewall can be avoided uterus cicatrix, inner membrance out of condition (cicatrix, sclerosis, local excessively thin etc.), position, uterus that muscular tumor, adenomyosis focus etc. are unfavorable for implantation, artificially selectively for embryo nidation provides more healthy reasonably uterus environment, to improve the success rate of embryo transfer gestation, avoid the generation of complication pregnant and perinatal period.In transplanting, pipe is flexible and transparent pipe, and the round and smooth softness in front end is little to inner film injury, reduces because of the endometrial bleeding that inner film injury causes in migration process, improves pregnancy rate.Time in transplanting, pipe is withdrawn from simultaneously, there is not the phenomenon embryo transplanted being taken away origin-location, embryo transfer is safe and reliable.
As preferably, manage in transplanting and be equidistantly provided with several square positioning convex points on the sidewall of interior tube head.Trocar sheath is away from the outer wall of casing head being equidistantly provided with several square positioning convex points.The positioning convex point handled easily personnel transplanted on interior pipe and trocar sheath judge insertion depth, facilitate embryo transfer location.
As preferably, the tubular structure that casing head, interior tube head, interior core print are all communicated with in two ends, and casing head, interior tube head, interior core print include the grip part on top and the connecting portion of bottom, grip part diameter is greater than connecting portion diameter, grip part outer wall is laid with some anti-skidding projections, grip part upper end-face edge is provided with two symmetrical defining flanges, under connecting portion diameter subtracts from top to bottom gradually, and the adaptive grafting in grip part of interior tube head connecting portion and the equal energy of interior core print connecting portion and casing head.Anti-skidding projection on grip part makes the hand-held grip part of operator reliably convenient, conveniently rotates adjustment.Defining flange on grip part facilitates the installation location of casing head, interior tube head, interior core print.
As preferably, trocar sheath length is 170mm, and external diameter is 2mm, and internal diameter is 1.6mm; In transplanting, the length of pipe is 230mm, and external diameter is 1.5mm, and internal diameter is 0.8mm.The size design of outer sicula and the interior pipe of transplanting is reasonable, and be applicable to different grafters, highly versatile, graft procedure is convenient.
As preferably, transplant the curved curved pore structure of side opening, transplant side opening and be communicated with pipe arc-shaped transition in transplanting.This vibrational power flow makes the push of embryo more smooth and easy, makes embryo transfer operating process more safe and reliable.
Compared with prior art, the beneficial effects of the utility model are: the directed embryo transplanter of (1) intrauterine, and it can realize embryo's directional implantation in uterus, and graft procedure is convenient, there is not the phenomenon embryo transplanted being taken away origin-location, embryo transfer is safe and reliable; (2) interior pipe top closure is transplanted, transplant side opening be arranged on transplant in pipe sidewall can be avoided uterus cicatrix, inner membrance out of condition (cicatrix, sclerosis, local excessively thin etc.), position, uterus that muscular tumor, adenomyosis focus etc. are unfavorable for implantation, artificially selectively for embryo nidation provides more healthy reasonably uterus environment, to improve the success rate of embryo transfer gestation, avoid the generation of complication pregnant and perinatal period; (3) transplanting interior pipe is flexible and transparent pipe, and the round and smooth softness in front end is little to inner film injury, reduces because of the endometrial bleeding that inner film injury causes in migration process, improves pregnancy rate.
Accompanying drawing explanation
Fig. 1 is trocar sheath of the present utility model and supports inner core syndeton schematic diagram;
Fig. 2 is trocar sheath of the present utility model and transplants interior pipe connecting structure schematic diagram;
Fig. 3 is the transplanting side opening structural representation of pipe in transplanting of the present utility model;
In figure: 1, trocar sheath, 2, transplant in pipe, 3, support inner core, 4, casing head, 5, interior tube head, 6, interior core print, 7, transplant side opening, 8, positioning convex point, 9, grip part, 10, connecting portion, 11, anti-skidding projection, 12, defining flange.
Detailed description of the invention
Below by specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is further described specifically:
Embodiment: the directed embryo transplanter (see accompanying drawing 1, accompanying drawing 2) of a kind of intrauterine, comprise trocar sheath 1, transplant interior pipe 2, support inner core 3, pipe, support inner core end equal fixed operating sleeve tube head 4, interior tube head 5, interior core print 6 in trocar sheath, transplanting, pipe in transplanting, support that inner core is all movable is plugged in trocar sheath, transplant inner tube length and be greater than trocar sheath length, trocar sheath is the flexible pipe that two ends are communicated with, and in transplanting, pipe is flexible and transparent pipe, supports the bent sizing of inner core; The one end open of tube head connection in Guan Shangyu in transplanting, the other end is closed, and in transplanting, pipe is provided with a transplanting side opening 7 near the sidewall of blind end, transplants the curved curved pore structure of side opening, transplants side opening and is communicated with pipe arc-shaped transition in transplanting.The tubular structure that casing head, interior tube head, interior core print are all communicated with in two ends, and casing head, interior tube head, interior core print include the grip part 9 on top and the connecting portion 10 of bottom, grip part diameter is greater than connecting portion diameter, grip part outer wall is laid with some anti-skidding protruding 11, grip part upper end-face edge is provided with two symmetrical defining flanges 12, under connecting portion diameter subtracts from top to bottom gradually, the adaptive grafting in grip part of interior tube head connecting portion and the equal energy of interior core print connecting portion and casing head.Outer sleeve upper is fixedly connected on the connecting portion of casing head, and in transplanting, pipe upper end is fixedly connected on the connecting portion of interior tube head, supports inner core upper end and is fixedly connected on the connecting portion of interior core print.Be made up of medical stainless steel material except supporting inner core, all the other devices are made by the medical macromolecular material without fetal toxicity.Trocar sheath length is 170mm, and external diameter is 2mm, and internal diameter is 1.6mm; In transplanting, the length of pipe is 230mm, and external diameter is 1.5mm, and internal diameter is 0.8mm.Support inner core than overcoat pipe range 5mm.In transplanting, pipe is equidistantly provided with five square positioning convex points 8 on the sidewall of interior tube head, and trocar sheath is away from the outer wall of casing head being equidistantly provided with five square positioning convex points.
When embryo transplanter uses, first support inner core is plugged in trocar sheath, under the guiding of B ultrasonic, support the trocar sheath of inner core and curve an angle of taking advantage of a situation by being plugged with and insert cervical canal, tip arrives cervix uteri internal orifice, do not enter uterine cavity, then support inner core is extracted, pipe in the transplanting that embryo is housed is inserted in trocar sheath, in transplanting, pipe is after trocar sheath is inserted into appropriate depth, by rotating the direction of adjusting tube head in adjustment in advance, make transplanting side opening in transplanting on pipe towards the uterine cavity position needed for grafter and direction, then slowly embryo is released, finally shift out pipe and trocar sheath in transplanting.Pipe top closure in transplanting, transplant side opening be arranged on transplant in pipe sidewall can be avoided uterus cicatrix, inner membrance out of condition (cicatrix, sclerosis, local excessively thin etc.), position, uterus that muscular tumor, adenomyosis focus etc. are unfavorable for implantation, artificially selectively for embryo nidation provides more healthy reasonably uterus environment, to improve the success rate of embryo transfer gestation, avoid the generation of complication pregnant and perinatal period.In transplanting, pipe is flexible and transparent pipe, and the round and smooth softness in front end is little to inner film injury, reduces because of the endometrial bleeding that inner film injury causes in migration process, improves pregnancy rate.Time in transplanting, pipe is withdrawn from simultaneously, there is not the phenomenon embryo transplanted being taken away origin-location, embryo transfer is safe and reliable.
Above-described embodiment is one of the present utility model preferably scheme, not does any pro forma restriction to this utility model, also has other variant and remodeling under the prerequisite not exceeding the technical scheme described in claim.
Claims (6)
1. the directed embryo transplanter of intrauterine, it is characterized in that, comprise trocar sheath, transplant interior pipe, support inner core, pipe, support inner core end equal fixed operating sleeve tube head, interior tube head, interior core print in trocar sheath, transplanting, pipe in transplanting, support that inner core is all movable is plugged in trocar sheath, transplant inner tube length and be greater than trocar sheath length, trocar sheath is the flexible pipe that two ends are communicated with, in transplanting, pipe is flexible and transparent pipe, supports the bent sizing of inner core; The one end open of tube head connection in Guan Shangyu in transplanting, the other end is closed, and in transplanting, pipe is provided with a transplanting side opening near the sidewall of blind end.
2. the directed embryo transplanter of intrauterine according to claim 1, is characterized in that, in transplanting, pipe is equidistantly provided with several square positioning convex points on the sidewall of interior tube head.
3. the directed embryo transplanter of intrauterine according to claim 1, it is characterized in that, trocar sheath is away from the outer wall of casing head being equidistantly provided with several square positioning convex points.
4. the directed embryo transplanter of the intrauterine according to claim 1 or 2 or 3, it is characterized in that, the tubular structure that casing head, interior tube head, interior core print are all communicated with in two ends, and casing head, interior tube head, interior core print include the grip part on top and the connecting portion of bottom, grip part diameter is greater than connecting portion diameter, grip part outer wall is laid with some anti-skidding projections, grip part upper end-face edge is provided with two symmetrical defining flanges, under connecting portion diameter subtracts from top to bottom gradually, the adaptive grafting in grip part of interior tube head connecting portion and the equal energy of interior core print connecting portion and casing head.
5. the directed embryo transplanter of the intrauterine according to claim 1 or 2 or 3, it is characterized in that, trocar sheath length is 170mm, and external diameter is 2mm, and internal diameter is 1.6mm; In transplanting, the length of pipe is 230mm, and external diameter is 1.5mm, and internal diameter is 0.8mm.
6. the directed embryo transplanter of the intrauterine according to claim 1 or 2 or 3, is characterized in that, transplant the curved curved pore structure of side opening, transplants side opening and is communicated with pipe arc-shaped transition in transplanting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201520104302.3U CN204744353U (en) | 2015-02-13 | 2015-02-13 | Directional embryo transfer ware in uterus |
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| CN201520104302.3U CN204744353U (en) | 2015-02-13 | 2015-02-13 | Directional embryo transfer ware in uterus |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106344132A (en) * | 2016-10-09 | 2017-01-25 | 上海市第妇婴保健院 | Embryo transplantation tube |
| CN108597337A (en) * | 2018-03-30 | 2018-09-28 | 浙江大学 | A kind of embryo transfer model and teaching method |
| CN109223143A (en) * | 2018-11-09 | 2019-01-18 | 潍坊护理职业学院 | A kind of embryo transplanter for test-tube baby |
| CN110063776A (en) * | 2018-01-23 | 2019-07-30 | 河北农业大学 | A kind of human embryos grafting device |
| CN112220540A (en) * | 2020-10-16 | 2021-01-15 | 山东省妇幼保健院 | Embryo transplantation tube supporting device and using method |
-
2015
- 2015-02-13 CN CN201520104302.3U patent/CN204744353U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106344132A (en) * | 2016-10-09 | 2017-01-25 | 上海市第妇婴保健院 | Embryo transplantation tube |
| CN106344132B (en) * | 2016-10-09 | 2018-12-07 | 上海市第一妇婴保健院 | A kind of embryo transplantation tube |
| CN110063776A (en) * | 2018-01-23 | 2019-07-30 | 河北农业大学 | A kind of human embryos grafting device |
| CN108597337A (en) * | 2018-03-30 | 2018-09-28 | 浙江大学 | A kind of embryo transfer model and teaching method |
| CN109223143A (en) * | 2018-11-09 | 2019-01-18 | 潍坊护理职业学院 | A kind of embryo transplanter for test-tube baby |
| CN112220540A (en) * | 2020-10-16 | 2021-01-15 | 山东省妇幼保健院 | Embryo transplantation tube supporting device and using method |
| CN112220540B (en) * | 2020-10-16 | 2022-05-10 | 山东省妇幼保健院 | Embryo transplantation tube supporting device and using method |
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