CN216614608U - Fixing device for fixing ovum - Google Patents
Fixing device for fixing ovum Download PDFInfo
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- CN216614608U CN216614608U CN202123253563.6U CN202123253563U CN216614608U CN 216614608 U CN216614608 U CN 216614608U CN 202123253563 U CN202123253563 U CN 202123253563U CN 216614608 U CN216614608 U CN 216614608U
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- ovum
- fixing
- needle
- screw rod
- culture dish
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Abstract
The application discloses can be used to fixing device of fixed ovum, relate to medical equipment's technical field, it is complicated to improve the fixed device most structures of ovum among the prior art, complex operation's problem, comprising a base plate, the top bilateral symmetry of bottom plate is provided with the regulating box, the top of bottom plate is located the middle part of regulating box and is provided with the culture dish, the cross slot has all been seted up to the front side surface of regulating box, all be connected with horizontal screw rod in the cross slot, threaded connection has the slider on the horizontal screw rod, one side that the regulating box was kept away from to the slider is connected with the fine setting wheel, one side that the slider was kept away from to the fine setting wheel is connected with the dead lever, one side that the fine setting wheel was kept away from to the dead lever is connected with the fixed plate, the top of fixed plate is provided with the fixed cover of needle tubing on one side, the fixed cover of needle tubing on one side has pegged graft the ovum and has the sperm syringe needle. The device has a simple and compact structure, and can effectively fix the ovum and improve the success rate of in vitro fertilization.
Description
Technical Field
The application relates to the technical field of medical equipment, in particular to a fixing device for fixing an ovum.
Background
In vitro fertilization refers to a technology for completing fertilization processes of sperms and ova of mammals in an environment controlled manually in vitro, and is abbreviated as IVF in English. Because of its insensitivity to embryo transfer technology (ET), it is also referred to as IVF-ET for short.
However, most of the devices for fixing the ovum in the prior art have complex structure and complicated operation, such as the devices have problems in the using process, the time for checking and maintaining is long, and the success rate of in vitro fertilization is possibly reduced due to the short survival period of the ovum and sperm in the culture dish.
SUMMERY OF THE UTILITY MODEL
In order to improve the most complicated structures of the fixed device of ovum among the prior art, complex operation's problem, this application provides a fixing device that can be used to fixed ovum.
The application provides a can be used to fixed egg's fixing device adopts following technical scheme:
the utility model provides a fixing device that can be used to fixed ovum, comprises a base plate, the top bilateral symmetry of bottom plate is provided with the regulating box, the middle part that the top of bottom plate is located the regulating box is provided with the culture dish, the cross slot has all been seted up to the front side surface of regulating box, all be connected with horizontal screw rod in the cross slot, threaded connection has the slider on the horizontal screw rod, one side that the regulating box was kept away from to the slider is connected with the fine setting wheel, one side that the slider was kept away from to the fine setting wheel is connected with the dead lever, one side that the fine setting wheel was kept away from to the dead lever is connected with the fixed cover of needle, one side the fixed cover of needle tubing has been pegged graft and has been had the fixed needle of ovum, the opposite side in the fixed cover of needle tubing has been pegged graft the sperm syringe needle.
Optionally, an air flow channel is formed in the ovum fixing needle and the sperm injection needle, a round end is arranged at one end of the ovum fixing needle close to the culture dish, and a tip is arranged at one end of the sperm injection needle close to the culture dish.
Optionally, the ovum fixing needle and the sperm injection needle are connected with an adsorption tube at one end far away from the culture dish, and the adsorption tube is communicated with the air flow channel.
Optionally, one side of the transverse screw rod, which is far away from the culture dish, passes through the adjusting box and extends to the outside, and a first hand wheel is connected to the outside of the transverse screw rod.
Optionally, the surface of the fine adjustment wheel is provided with scale grooves at equal intervals along the circumference.
Optionally, a shell is arranged on one side, away from the culture dish, of the upper portion of the bottom plate, and a vertical groove is formed in the surface of one side, close to the culture dish, of the shell.
Optionally, a vertical screw rod is vertically arranged in the middle of the vertical groove, a shaft seat is arranged at the bottom of the vertical screw rod, guide rods are symmetrically arranged on two sides of the vertical screw rod, the upper portion of the vertical screw rod penetrates through the shell and extends to the outer side, and a second hand wheel is arranged at the top end of the vertical screw rod.
Optionally, the vertical groove is inserted with a lifting plate, the middle part of the lifting plate in the vertical groove is in threaded connection with the vertical screw, the two sides of the lifting plate in the vertical groove are in sliding connection with the guide rod, and the part of the lifting plate in the culture dish is provided with the microscope.
In summary, the present application includes at least one of the following benefits:
1. one side of the transverse screw rod, which is far away from the culture dish, penetrates through the adjusting box and extends to the outer side, and the outer side of the transverse screw rod is connected with a first hand wheel which is integrally formed with the transverse screw rod. Threaded connection has the slider on the horizontal screw rod, and one side that the adjusting box was kept away from to the slider is connected with the fine setting wheel, and the surface of fine setting wheel is provided with the scale groove along the circumference equidistant, orders about horizontal screw rod together through first hand wheel and rotates, because threaded connection relation, drives the slider and adjusts about. One side that the slider was kept away from to the fine setting wheel is connected with the dead lever, and one side that the fine setting wheel was kept away from to the dead lever is connected with the fixed plate, and the top of fixed plate is provided with the fixed cover of needle tubing, and fine setting wheel, dead lever, fixed plate and the fixed equal fixed connection of the fixed cover of needle tubing promote structural integrity. An ovum fixing needle is inserted in the needle tube fixing sleeve on one side, a sperm injection needle is inserted in the needle tube fixing sleeve on the other side, the ovum fixing needle and the sperm injection needle can be close to a culture dish through a sliding block, and the angle of the fine adjustment wheel is adjusted according to the scale groove, so that the ovum fixing needle and the sperm injection needle extend into the culture dish, the ovum fixing needle is favorable for fixing an ovum, and the sperm injection needle promotes the combination of the sperm and the ovum to complete the in vitro fertilization;
2. the other end of the adsorption tube is connected with an adsorption device, and the ovum fixing needle and the sperm injection needle are connected with an air flow passage for ovum fixing and sperm adsorption. One end of the ovum fixing needle close to the culture dish is provided with a round end which can avoid damaging the ovum when fixing the ovum. The sperm injection needle is provided with the pointed end near the one end of culture dish, and the pointed end is favorable to the sperm injection needle to carry the sperm to the ovum inside to combine with the ovum.
Drawings
FIG. 1 is a perspective view of the overall structure of the present application;
FIG. 2 is a side view of the overall structure of the present application;
FIG. 3 is a schematic view of the rounded end and tip of the present application;
fig. 4 is an enlarged schematic view of the structure at a in fig. 1 of the present application.
Description of reference numerals: 1. a base plate; 2. a housing; 3. a vertical slot; 4. a vertical screw; 5. a shaft seat; 6. a guide bar; 7. a first hand wheel; 8. a lifting plate; 9. a microscope; 10. an adjustment box; 11. a transverse groove; 12. a transverse screw; 13. a second hand wheel; 14. a slider; 15. a fine adjustment wheel; 151. a scale groove; 16. a fixing plate; 17. an ovum fixing needle; 171. a rounded end; 18. a sperm injection needle; 181. a tip; 19. an adsorption tube; 20. a culture dish; 21. fixing the rod; 22. a needle tube fixing sleeve; 23. an air flow passage.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
Example (b):
the embodiment of the application discloses a fixing device for fixing an ovum. Referring to fig. 1 and 2, a fixing device for fixing eggs comprises a bottom plate 1, adjusting boxes 10 are symmetrically arranged on two sides above the bottom plate 1, a culture dish 20 is arranged in the middle of the adjusting boxes 10 above the bottom plate 1, and the culture dish 20 is arranged in the middle of the bottom plate 1 and used for placing a plurality of eggs and a plurality of sperms.
An ovum fixing needle 17 is inserted in the needle tube fixing sleeve 22 at one side, a sperm injection needle 18 is inserted in the needle tube fixing sleeve 22 at the other side, the ovum fixing needle 17 and the sperm injection needle 18 can be close to a culture dish 20 through the slide block 14, and the angle of the fine adjustment wheel 15 is adjusted according to the scale groove 151, so that the ovum fixing needle 17 and the sperm injection needle 18 extend into the culture dish 20, the ovum fixing needle 17 is favorable for fixing the ovum, and the sperm injection needle 18 promotes the combination of the sperm and the ovum to complete the in vitro fertilization.
Referring to fig. 3, an air flow passage 23 is opened in the ovum fixing needle 17 and the sperm injection needle 18, an adsorption tube 19 is connected to one end of the ovum fixing needle 17 and the sperm injection needle 18 far away from the culture dish 20, the adsorption tube 19 is communicated with the air flow passage 23, the other end of the adsorption tube 19 is connected with an adsorption device, and ovum fixing and sperm adsorption are performed through the adsorption device and the air flow passage 23 in the ovum fixing needle 17 and the sperm injection needle 18. The end of the ovum fixing needle 17 close to the culture dish 20 is provided with a round end 171, and the round end 171 can avoid damage to the ovum when fixing the ovum. The sperm injection needle 18 is provided with a pointed end 181 at an end adjacent the dish 20, the pointed end 181 facilitating the delivery of sperm into the interior of an egg by the sperm injection needle 18 for association with the egg.
Referring to the figure, a shell 2 is arranged on one side of the upper part of the bottom plate 1 far away from the culture dish 20, and a vertical groove 3 is formed on one side surface of the shell 2 close to the culture dish 20. The middle part in the vertical groove 3 is vertically provided with a vertical screw rod 4, the bottom of the vertical screw rod 4 is provided with a shaft seat 5, two sides of the vertical screw rod 4 are symmetrically provided with guide rods 6, the upper part of the vertical screw rod 4 penetrates through the shell 2 and extends to the outer side, the top end of the vertical screw rod 4 is provided with a second hand wheel 13, and the second hand wheel 13 and the vertical screw rod 4 are integrally formed. The lifting plate 8 is inserted in the vertical groove 3, the middle part of the lifting plate 8 in the vertical groove 3 is in threaded connection with the vertical screw rod 4, the two sides of the lifting plate 8 in the vertical groove 3 are in sliding connection with the guide rod 6, the microscope 9 is installed at the part of the lifting plate 8 in the culture dish 20, the second hand wheel 13 is rotated reversely when the microscope 9 is used to drive the vertical screw rod 4 to rotate, the lifting plate 8 is adjusted downwards to drive the microscope 9 to be adjusted downwards, the use of doctors is facilitated, and the power of combination of eggs and sperms is improved.
The implementation principle of the fixing device for fixing the ovum provided by the embodiment of the application is as follows:
when the device is used, a plurality of ova and a plurality of sperms are placed in the culture dish 20, the second hand wheel 13 is reversed to downwards adjust the lifting plate 8, and simultaneously, the microscope 9 is driven to downwards adjust, so that the device is beneficial to the use of doctors. The first hand wheel 7 is rotated to drive the ovum fixing needle 17 and the sperm injection needle 18 to be close to the culture dish 20, and then the angle of the fine adjustment wheel 15 is adjusted according to the scale groove 151, so that the ovum fixing needle 17 and the sperm injection needle 18 extend into the culture dish 20. The other end of the adsorption tube 19 is connected with an adsorption device, the adsorption device is started, the ovum fixing needle 17 fixes the ovum through the air flow passage 23, the air flow passage 23 in the sperm injection needle 18 sucks one piece of adjacent sperm, then the first hand wheel 7 on one side of the sperm injection needle 18 is adjusted to enable the sperm injection needle 18 to drive the adsorbed sperm to enter the ovum through the tip 181, and finally the sperm is combined with the ovum to complete the in vitro fertilization. The device has simple and compact structure, can effectively fix the ovum and improve the success rate of in vitro fertilization.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A fixing device for fixing an ovum, comprising a base plate (1), characterized in that: adjusting boxes (10) are symmetrically arranged on two sides above the bottom plate (1), culture dishes (20) are arranged in the middle of the adjusting boxes (10) above the bottom plate (1), the front side surfaces of the adjusting boxes (10) are all provided with transverse grooves (11), transverse screws (12) are connected in the transverse grooves (11), a sliding block (14) is connected to the transverse screw rod (12) in a threaded manner, a fine adjustment wheel (15) is connected to one side of the sliding block (14) far away from the adjusting box (10), one side of the fine adjustment wheel (15) far away from the sliding block (14) is connected with a fixed rod (21), one side of the fixed rod (21) far away from the fine adjustment wheel (15) is connected with a fixed plate (16), a needle tube fixing sleeve (22) is arranged above the fixing plate (16), an ovum fixing needle (17) is inserted into the needle tube fixing sleeve (22) on one side, and a sperm injection needle (18) is inserted into the needle tube fixing sleeve (22) on the other side.
2. A fixation device for securing an ovum, according to claim 1, wherein: an air flow channel (23) is formed in the ovum fixing needle (17) and the sperm injection needle (18), a round end (171) is arranged at one end of the ovum fixing needle (17) close to the culture dish (20), and a tip (181) is arranged at one end of the sperm injection needle (18) close to the culture dish (20).
3. A fixation device for securing an ovum, according to claim 2, wherein: an adsorption tube (19) is connected with one end of the ovum fixing needle (17) and the sperm injection needle (18) far away from the culture dish (20), and the adsorption tube (19) is communicated with the air flow channel (23).
4. A fixation device for securing an ovum, according to claim 1, wherein: one side of the transverse screw rod (12) far away from the culture dish (20) passes through the adjusting box (10) and extends to the outside, and a first hand wheel (7) is connected to the outside of the transverse screw rod (12).
5. A fixation device for securing an ovum, according to claim 1, wherein: and scale grooves (151) are formed in the surface of the fine adjustment wheel (15) at equal intervals along the circumference.
6. A fixation device for securing an ovum, according to claim 1, wherein: the side of the upper portion of the bottom plate (1) far away from the culture dish (20) is provided with a shell (2), and a vertical groove (3) is formed in the surface of one side, close to the culture dish (20), of the shell (2).
7. A fixation device for securing an ovum, according to claim 6, wherein: the vertical screw rod (4) is vertically arranged in the middle of the vertical groove (3), the shaft seat (5) is arranged at the bottom of the vertical screw rod (4), guide rods (6) are symmetrically arranged on two sides of the vertical screw rod (4), the shell (2) is penetrated through the upper portion of the vertical screw rod (4) and extends to the outer side, and a second hand wheel (13) is arranged at the top end of the vertical screw rod (4).
8. A fixation device for securing an ovum, according to claim 6, wherein: erect groove (3) and peg graft lifter plate (8), lifter plate (8) are located middle part and vertical screw (4) threaded connection in erecting groove (3), both sides that lifter plate (8) are located in erecting groove (3) all with guide arm (6) sliding connection, microscope (9) are installed to the position that lifter plate (8) are located culture dish (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123253563.6U CN216614608U (en) | 2021-12-22 | 2021-12-22 | Fixing device for fixing ovum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123253563.6U CN216614608U (en) | 2021-12-22 | 2021-12-22 | Fixing device for fixing ovum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216614608U true CN216614608U (en) | 2022-05-27 |
Family
ID=81706240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123253563.6U Active CN216614608U (en) | 2021-12-22 | 2021-12-22 | Fixing device for fixing ovum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216614608U (en) |
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2021
- 2021-12-22 CN CN202123253563.6U patent/CN216614608U/en active Active
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