CN217593527U

CN217593527U - Storage device of microinjection needle holder

Info

Publication number: CN217593527U
Application number: CN202220369679.1U
Authority: CN
Inventors: 徐维海
Original assignee: Zhejiang Provincial Peoples Hospital
Current assignee: Zhejiang Provincial Peoples Hospital
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-10-18
Anticipated expiration: 2032-02-23

Abstract

The utility model discloses a storage device of microinjection needle holder, including a protection section of thick bamboo, the stack shell of a protection section of thick bamboo is the cylinder protective sheath of pipe box formula, a protection section of thick bamboo is made by hard material, the bottom of a protection section of thick bamboo sets up to conical, a protection section of thick bamboo has run through to down to take in the hole groove from last, and the needle holder can overlap and establish the inside at a protection section of thick bamboo, the outer wall that a protection section of thick bamboo is close to the top is provided with the stop gear that can slide from top to bottom and be used for fixed needle holder. The oil recovery device is characterized by further comprising a collecting pipe used for recovering oil, wherein the collecting pipe is in a test tube shape, the length of the collecting pipe is greater than the height of the conical bottom of the protection cylinder, and the collecting pipe can be sleeved on the outer wall of the protection cylinder. The utility model provides a storage device can provide the protection that shocks resistance to the needle holder, effectively prevents simultaneously that the head end of needle holder from exposing, improves the practical security of product.

Description

Storage device of microinjection needle holder

Technical Field

The utility model relates to a microinjection technical field specifically is a receiving arrangement of microinjection needle holder.

Background

The microinjection device is a set of highly precise equipment, the microinjection technology is a precise control microinjection technology, and the microinjection device injects a tiny amount of liquid into living cells through a microinjection needle, which is an important technical means adopted by the current cell experiment. The technology not only requires higher control precision, but also is free from pollution of external substances.

The needle holder is a slender hollow metal tube for mounting and fixing the microinjection needle, and the existing needle holder is easy to deform when being impacted by external force, so that the tightness is lost, even the microinjection needle cannot be mounted, and the whole set of microinstruction system cannot work.

Therefore, a technical means is needed to provide sufficient protection from external damage. Meanwhile, since external pollution easily causes experiment failure, mutual pollution between the microinjection needle and the external environment also needs to be avoided. In order to solve this problem, the needle holder is usually fixed to the needle arm of the micromanipulator, but it is still impossible to completely prevent the needle holder from being damaged or contaminated due to collision during use.

Therefore, there is a need for a device that can effectively protect the needle holder and prevent the needle holder from being contaminated.

Disclosure of Invention

The utility model aims to provide a storage device of microinjection needle holder can provide the protection of shocking resistance to the needle holder, can avoid the tip of needle holder to expose simultaneously, has solved the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a storage device of microinjection needle holder, includes a protection section of thick bamboo, a protection section of thick bamboo is the cylinder protective sheath of pipe box formula, a protection section of thick bamboo is made by hard material, the bottom of a protection section of thick bamboo sets up to the taper shape, a protection section of thick bamboo runs through from last to being provided with down and accomodates the hole groove, and the needle holder can overlap the inside at a protection section of thick bamboo, the outer wall that a protection section of thick bamboo is close to the top is provided with gliding stop gear who is used for fixed needle holder from top to bottom.

In one embodiment, the limiting mechanism comprises a sliding groove formed in the outer wall of the protection cylinder, a thread block is connected to the inner wall of the sliding groove in a limiting and sliding mode, a threaded hole penetrates through the outer wall of the thread block, a first bolt is connected to the threaded hole in a threaded mode, and the first bolt can be close to or far away from the inside of the protection cylinder when rotating.

In one embodiment, the limiting mechanism comprises a sliding block which is slidably connected to the outer wall of the protective cylinder, the outer wall of the sliding block is provided with a threaded hole, the inner wall of the threaded hole is in threaded connection with a second bolt, the outer wall of the protective cylinder is further provided with a limiting groove which is perpendicular to the axial direction of the protective cylinder, and the limiting groove can be used for the second bolt to move up and down.

In one embodiment, the oil recovery device further comprises a collecting pipe for recovering oil, the collecting pipe is in a test tube shape, the length of the collecting pipe is greater than the height of the conical bottom of the protective cylinder, and the collecting pipe can be sleeved on the outer wall of the protective cylinder.

In one embodiment, the length of the protective cylinder is 18 cm, and the inner diameter of the cylindrical protective sleeve of the protective cylinder is 0.8 cm.

In one embodiment, a snap ring is fixedly connected to the outer wall of the protection barrel, a connecting piece is fixedly connected to the outer wall of the snap ring, and a bolt is fixedly connected to the bottom of the connecting piece, which is far away from the protection barrel.

In one embodiment, the output ends of the limiting mechanisms positioned in the protective barrel are fixedly connected with rubber spacers.

In one embodiment, the inner wall of the collection tube near the top is fixedly connected with a plurality of rubber strips which are distributed along the circumferential array of the top of the collection tube.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses because the outside at the needle holder is provided with a protection section of thick bamboo, the needle holder can install in the inside of a protection section of thick bamboo through accomodating the hole groove, can effectively prevent that needle holder and external world from contacting and causing the damage, and hard material also can form effective protection when the needle holder receives the external impact simultaneously, has improved the intensity of protection to the needle holder.

The utility model discloses a storage device, because the needle holder is by the cladding in the inside of a protection section of thick bamboo, played needle holder and peripheral environment separated effect, used a protection section of thick bamboo and reduced the area of mesa or external environment and needle holder contact in other words to can prevent that the needle holder from being contaminated, also avoid the head end of needle holder to expose in the external world, reduced the contaminated branch danger of syringe needle.

The utility model discloses an accommodating device owing to established a collecting pipe at the outer wall cover of a protection section of thick bamboo, the collecting pipe can carry out recovery processing to the oil that needle holder spilled over, has reduced the possibility of pollution, simple and practical.

The utility model discloses an accommodating device, owing to be provided with stop gear at the outer wall of a protection section of thick bamboo, first bolt, second bolt can slide the height-adjusting from top to bottom to change the position of fixed needle holder, satisfied the operation requirement of different happy needle holders, enlarged the range of application of product, improved economic benefits.

Drawings

Fig. 1 is an exploded schematic view of an embodiment of the present invention.

Fig. 2 is a schematic partial sectional view of the protective cylinder of fig. 1.

FIG. 3 is a schematic view of the internal structure of the collecting pipe of the present invention.

Fig. 4 is a schematic structural diagram of another embodiment of the present invention.

Fig. 5 is a schematic partial cross-sectional view of fig. 4.

Fig. 6 is an enlarged schematic view of a portion a in fig. 2.

Fig. 7 is an enlarged structural view at B in fig. 5.

Detailed Description

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

Referring to fig. 1 to 7, the utility model provides a storage device for microinjection needle holder, including a protection section of thick bamboo 1, protection section of thick bamboo 1 is the cylinder protective sheath of pipe box formula, and protection section of thick bamboo 1 is made by hard material, and the bottom of protection section of thick bamboo 1 sets up to conical, and protection section of thick bamboo 1 has run through from last to having a holding hole groove, and the needle holder can overlap and establish in the inside of protection section of thick bamboo 1, and the outer wall that protection section of thick bamboo 1 is close to the top is provided with the stop gear that can slide from top to bottom and be used for fixed needle holder.

Through setting up a protection section of thick bamboo 1, the needle holder can be installed in the inside of a protection section of thick bamboo 1 through accomodating the hole groove, can prevent that needle holder and external contact from causing the damage, and hard material also can form effective protection when the needle holder receives external impact simultaneously, has improved the intensity of protection to needle holder.

Secondly, because the needle holder is covered in the protection barrel 1, the needle holder is separated from the peripheral environment, and the use of the protection barrel 1 is equivalent to the reduction of the contact area between a table top or the external environment and the needle holder, so that the needle holder can be prevented from being polluted, and the head end of the needle holder is prevented from being exposed to the outside.

Further, the utility model discloses a storage device still includes a collecting pipe 2 that is used for retrieving the oil, and collecting pipe 2 is the examination tubulose, and collecting pipe 2's length is greater than the conical height in 1 bottom of a protection section of thick bamboo, and collecting pipe 2 can overlap and establish the outer wall at a protection section of thick bamboo 1.

When the needle holder stands still, inclines or has a height difference, or when other external factors cause the oil inside the needle holder to overflow, through the collecting pipe 2 arranged on the outer wall of the protective barrel 1, the oil overflowing from the needle holder in a vertical state or an inclined state can be recovered, and the pollution to the external environment is prevented.

The collecting pipe 2 is a split type structure which can be sleeved on the outer wall of the protective barrel 1, oil collected inside the collecting pipe 2 can be treated at any time, and the collecting pipe is high in using efficiency, simple and practical.

In one embodiment, as shown in fig. 1, fig. 2 and fig. 6, a limiting mechanism which can slide up and down and is used for fixing the needle holder is arranged on the outer wall of the protective barrel 1 close to the top. This stop gear is connected with thread piece 8 including seting up spout 7 on a protection section of thick bamboo 1 outer wall, the inner wall slidable of spout 7, and thread piece 8's outer wall runs through set up threaded hole, and threaded hole female connection has first bolt 9, can be close to or keep away from to a protection section of thick bamboo 1's inside when first bolt 9 rotates.

Through the cooperation of spout 7 and screw thread piece 8 for first bolt 9 can slide from top to bottom at the outer wall of protection section of thick bamboo 1, thereby can change the position that compresses tightly needle holder, the needle holder has different models, therefore its position that needs to fix is different, through the up-and-down slip height-adjusting of first bolt 9, thereby satisfies the user demand of different needle holders.

Secondly, for the needle holders of the same type, the positions of the needle holders in the protective barrel 1 can be changed by the vertical sliding of the first bolts 9, so that the needle holders are prevented from being in hard contact with the bottom of the protective barrel 1, and the needle holders are effectively protected.

In one embodiment, as shown in fig. 4, 5 and 7, another limiting mechanism for fixedly arranging the needle holder inside the protective cylinder 1 is also provided. This stop gear includes sliding connection at the slider 11 of 1 outer wall of a protection section of thick bamboo, and the outer wall of slider 11 has seted up the screw hole, and the inner wall threaded connection of screw hole has second bolt 13, and the outer wall of a protection section of thick bamboo 1 still sets up with 1 axial vertically spacing groove 12 of a protection section of thick bamboo, and spacing groove 12 can supply second bolt 13 to move about from top to bottom.

Through slider 11 and the cooperation of protection section of thick bamboo 1 sliding connection for threaded connection can slide from top to bottom at the second bolt 13 on the slider 11 outer wall, through rotating second bolt 13, can make second bolt 13 remove or keep away from to the inner wall of protection section of thick bamboo 1, thereby can fix the needle holder.

Secondly, prevent that slider 11 from easily sliding downwards when the installation, can increase the roughness of slider 11 and protection barrel 1 contact surface, form the damping, prevent that slider 11 can slide downwards when not having screwed up second bolt 13 yet.

The sliding mode of this embodiment is more convenient, and the sliding block 11 is used for sliding on the outside, and then the needle holder is fixed by rotating the second bolt 13.

In one embodiment, the length of the protective barrel 1 is 18 cm, the inner diameter of the cylindrical protective sleeve of the protective barrel 1 is 0.8 cm, and the needle holder of the current various brands of micromanipulation systems has the length of 12-15 cm and the outer diameter of 0.4 cm. Most needle holders on the market can be accommodated through the matching with the limiting mechanism.

In one embodiment, the outer wall of the protection barrel 1 is fixedly connected with a snap ring 3, the outer wall of the snap ring 3 is fixedly connected with a connecting piece 4, the bottom of the connecting piece 4, which is far away from the protection barrel 1, is fixedly connected with a bolt 5, and a hook or an insertion type 21274can be formed by the snap ring 3, the connecting piece 4 and the bolt 5.

Further, the output end of the limiting mechanism located inside the protective barrel 1 is fixedly connected with a rubber spacer 10, hard damage to the outer wall of the needle holder caused by the end portion of the second bolt 13 or the first bolt 9 can be relieved by installing the rubber spacer 10, contact friction force between the second bolt 13 and the needle holder and between the first bolt 9 and the needle holder can be increased, and the fixing and limiting effects are better.

Furtherly, collecting pipe 2 is close to a plurality of rubber strips 6 of inner wall fixedly connected with at top, and rubber strip 6 distributes along 2 top circumference arrays of collecting pipe, and through the rubber strip 6 that sets up a plurality of circumference arrays, can make 2 spacing installations of collecting pipe at the top of protection section of thick bamboo 1, can not cause the damage to collecting pipe 2 simultaneously.

The standard parts used in the present embodiment can be purchased directly from the market, and the non-standard structural parts described in the specification and drawings can be obtained by processing without any doubt according to the general knowledge of the prior art, and the connection mode of the parts adopts the conventional means mature in the prior art, and the machines, parts and equipment adopt the conventional models in the prior art, so that the detailed description is not given here.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a storage device of microinjection needle holder, its characterized in that, includes a protection section of thick bamboo, the stack shell of a protection section of thick bamboo is pipe box formula's cylinder protective sheath, a protection section of thick bamboo is made by hard material, the bottom of a protection section of thick bamboo sets up to the taper shape, a protection section of thick bamboo runs through from last to being provided with down and accomodates the hole groove, and the needle holder can overlap the inside at a protection section of thick bamboo, the outer wall that a protection section of thick bamboo is close to the top is provided with gliding stop gear who is used for fixed needle holder from top to bottom.

2. The accommodating device for the needle holder for the microinjection of claim 1, wherein the limiting mechanism comprises a sliding groove formed in an outer wall of the protective barrel, a threaded block is connected to an inner wall of the sliding groove in a limiting and sliding manner, a threaded hole is formed in an outer wall of the threaded block in a penetrating manner, a first bolt is connected to the threaded hole in a threaded manner, and the first bolt can move towards or away from the inside of the protective barrel when rotating.

3. The receiving device for the needle holder for microinjection of claim 2, wherein the limiting mechanism comprises a sliding block slidably connected to an outer wall of the protective cylinder, the outer wall of the sliding block is provided with a threaded hole, the inner wall of the threaded hole is in threaded connection with a second bolt, the outer wall of the protective cylinder is further provided with a limiting groove perpendicular to the axial direction of the protective cylinder, and the limiting groove can allow the second bolt to move up and down.

4. The receiving device for the needle holder for microinjection of claim 2, further comprising a collecting tube for recycling the oil, wherein the collecting tube is in a shape of a test tube, the length of the collecting tube is greater than the height of the conical bottom of the protective cylinder, and the collecting tube can be sleeved on the outer wall of the protective cylinder.

5. The receiving device for the needle holder according to claim 3 or 4, wherein the length of the protective barrel is 18 cm, and the inner diameter of the cylindrical protective sleeve of the protective barrel is 0.8 cm.

6. The receiving device for the needle holder for microinjection of claim 5, wherein a snap ring is fixedly connected to an outer wall of the protection cylinder, a connecting member is fixedly connected to an outer wall of the snap ring, and a plug pin is fixedly connected to a bottom of the connecting member away from the protection cylinder.

7. The receiving device for the needle holder for microinjection of claim 6, wherein the output ends of the limiting mechanisms located inside the protective barrel are fixedly connected with rubber spacers.

8. The receiving device for the needle holder of the microinjection apparatus according to claim 4, wherein a plurality of rubber strips are fixedly connected to the inner wall of the collection tube near the top, and the rubber strips are distributed along the circumferential array of the top of the collection tube.