CN205833315U - Reducing mechanism - Google Patents
Reducing mechanism Download PDFInfo
- Publication number
- CN205833315U CN205833315U CN201620280921.2U CN201620280921U CN205833315U CN 205833315 U CN205833315 U CN 205833315U CN 201620280921 U CN201620280921 U CN 201620280921U CN 205833315 U CN205833315 U CN 205833315U
- Authority
- CN
- China
- Prior art keywords
- reducing mechanism
- charging aperture
- core
- tissue
- discharging opening
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
This utility model relates to field of medical device, discloses a kind of reducing mechanism, comprises: pulverizes set, including discharging opening and charging aperture, is formed with receiving chamber between discharging opening and charging aperture；Pulverize core, be arranged at receiving intracavity, and allow at charging aperture and accommodate between chamber slidably；Discharging opening is provided with compression plate, and compression plate is provided with pressurized hole.In this utility model, by pulverizing core, the tissue pulverized in set is extruded, the tissue being extruded is flowed out via pressurized hole, obtain the gritty texture of small volume, pulverize, through this reducing mechanism, the tissue particles obtained and be used directly for needle cylinder injection, save operating time, simplified operation process, there is preferable application prospect.
Description
Technical field
This utility model relates to field of medical device, particularly to a kind of reducing mechanism.
Background technology
At present, parathyroid transplantation operation is the most highly developed, mainly uses traditional planting method and injection.And pass
The method operation process of system to spend more than 20 minutes time to shred Parathyroid Tissue, the parathyroid gland group shredded
Knit and be difficult to due to fine microstructures grip with tweezers folder, thus cause operation process duration, the problems such as operation process is complicated.
Utility model content
The purpose of this utility model is to provide a kind of reducing mechanism so that the tissue after pulverizing is used directly for syringe
Injection, simplifies operation process.
For solving above-mentioned technical problem, embodiment of the present utility model provides a kind of reducing mechanism, comprises: pulverize
Set, including discharging opening and charging aperture, is formed with receiving chamber between discharging opening and charging aperture；Pulverize core, be arranged at receiving intracavity, and
Allow at charging aperture and accommodate between chamber slidably；Discharging opening is provided with compression plate, and compression plate is provided with pressurized hole.
The tissue pulverized in set in terms of existing technologies, is squeezed by this utility model embodiment by pulverizing core
Pressure so that the tissue being extruded flows out via pressurized hole, obtains the gritty texture of small volume, and this gritty texture can be straight
Connect for needle cylinder injection, saved operating time, simplify operation process, there is reasonable application prospect.
Further, being circular granular to make the granule flowed out via pressurized hole, pressurized hole is circular hole.
Further, in order to make the diameter of the circular granular via circular hole outflow control at about 1mm, circular hole
A diameter of 0.8mm～1.2mm.
Further, in order to make Tissue approximation more thoroughly, the granule that flows out of compression plate evenly, uniform cloth on compression plate
It is equipped with several circular holes.
Further, pulverize core and pulverizing set is cylindrical, so can increase the gripping surface of user and reducing mechanism
Long-pending, improve the gripping impression of user, and improve the stability gripped.
Further, stretch out formation the first end face away from an end margin of discharging opening along pulverizing core, pulverizing core
One end the first end face is set can increase user and pulverize the contact area of core so that the stress pulverizing core is bigger, and then
Shorten the time needed in extrusion process.
Further, the diameter of the first end face is more than or equal to the diameter of charging aperture, it is to avoid owing to outside is the most excessive,
The pulverizing core entirety that causes enters and accommodates in chamber, it is not easy to the problem of taking-up, thus the secondary of beneficially reducing mechanism uses.
Further, the holding section that the outwardly formation of charging aperture and syringe match away from one end of needle stand, due to
Pulverizing set charging aperture passes through to be fixed with one end of syringe, thus is avoided that pulverizing set, owing to being all inserted in syringe, causes
It is not easily taken out.
Accompanying drawing explanation
Fig. 1 is the structural representation according to the reducing mechanism in this utility model the first embodiment；
Fig. 2 is the structural representation according to the compression plate in this utility model the first embodiment；
Fig. 3 is the structural representation being connected with syringe according to the reducing mechanism in this utility model the first embodiment；
Fig. 4 is the structural representation according to the reducing mechanism in this utility model the second embodiment.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, new to this practicality below in conjunction with accompanying drawing
Each embodiment of type is explained in detail.But, it will be understood by those skilled in the art that at this utility model each
In embodiment, in order to make reader be more fully understood that, the application proposes many ins and outs.But, even if there is no these skills
Art details and many variations based on following embodiment and amendment, it is also possible to realize that each claim of the application is required protects
The technical scheme protected.
First embodiment of the present utility model relates to a kind of reducing mechanism, as shown in Figures 1 to 3, a kind of reducing mechanism, bag
Contain: the pulverizing set 1 of stainless steel and the pulverizing core 2 of stainless steel, pulverize set 1 and pulverizing core 2 is cylindrical, wherein, powder
Broken set 1 includes charging aperture 1-1 and discharging opening 1-2, is formed and accommodate chamber 1-3 between charging aperture 1-1 and discharging opening 1-2, pulverizes core 2 certainly
Charging aperture 1-1 enters and accommodates in the 1-3 of chamber, and can between charging aperture 1-1 and receiving chamber 1-3 slidably, along pulverizing core 2 far
An end margin from discharging opening 1-2 stretches out and forms the first end face 2-1, and the diameter of above-mentioned first end face 2-1 is equal to charging aperture
The diameter of 1-1.
Wherein, a compression plate 3 is installed at discharging opening 1-2, compression plate 3 is evenly arranged with each and every one pressurized hole 3-1 some.
It addition, the holding section 1-4 that the outwardly formation of charging aperture 1-1 and syringe 4 match away from one end of needle stand 4-1.
Specific operation process is as follows: needs the tissue (such as Parathyroid Tissue) pulverized to enter from charging aperture 1-1 and accommodates chamber
In 1-3, pulverize core 2 and the most also slip in receiving chamber 1-3 from charging aperture 1-1, outside the person of being then used by is to applying on the first end face 2-1
Power, promotes the histokinesis pulverizing core 2 towards the placement accommodated in the 1-3 of chamber, and then extruding accommodates the tissue in the 1-3 of chamber, by powder
7 the pressurized hole 3-1 arranged on compression plate 3 are flowed out by the tissue of broken core 2 extruding, by the pulverizing with tissue particles being filled
Putting and be inserted in syringe 4 so that by pulverizing the core 2 extruding to tissue particles, the tissue particles being extruded flows out reducing mechanism and enters
Enter in syringe 4, after the tissue particles in device to be comminuted fully flows into syringe, detach out by reducing mechanism from syringe 4, will
Piston rod in syringe needle, syringe 4 is assembled into the syringe of complete set and can tissue particles be injected in vivo, and completes to perform the operation
Journey.
In the present embodiment, pulverize the first end face 2-1 formed on core 2, user and reducing mechanism can be increased
Gripping area, the external force of such user just can effectively act on pulverizing core 2 so that the effect that tissue is pulverized is more preferable.
It should be noted that as in figure 2 it is shown, 7 pressurized hole 3-1 are uniformly arranged on compression plate 3, so so that warp
The tissue particles flowed out by pressurized hole 3-1 is evenly.
Furthermore it is noted that present embodiment only illustrates as a example by arranging 7 pressurized hole 3-1, but this reality
Should not be limited with this number with novel, the number of pressurized hole 3-1 can be set by those skilled in the art as required flexibly
Put, in order to meet actual demand.
In practical operation, it is subject to press the tissue particles of hole 3-1 extrusion to need to be injected to internal through syringe 4, so
Comparison to the size requirements of the tissue particles flowed out through pressurized hole 3-1 is strict, it is generally required to the diameter of tissue particles exists
About 1mm, and tissue particles flows out via pressurized hole 3-1 and pulverizes tissue, then the size of tissue particles is entirely by pressurized hole
The diameter of 3-1 is determined, i.e. can control the size of tissue particles by arranging the diameter of pressurized hole 3-1.In this reality
Executing in mode, the diameter in pressurized hole is set to 1mm.
In the present embodiment, in order to increase the gripping area of user and reducing mechanism, the gripping sense of user is improved
It is subject to, improves user and grip the stability of reducing mechanism, pulverize set 1 and to pulverize core 2 cylindrical, but this utility model should be with
This shape is limited, and the shape pulverizing set 1 and pulverizing core 2 can be configured by those skilled in the art as required flexibly, with
Just actual demand is met.
It addition, the reducing mechanism with tissue particles is inserted in syringe 4 by present embodiment, eliminates and use tweezers
The time of tissue is pulverized in folder gripping, but in order to prevent reducing mechanism powder during being inserted in syringe 4, outside reducing mechanism
Broken set 1 be all inserted in syringe 4 causes be not easily taken out of problem, as it is shown on figure 3, the outwardly formation of charging aperture 1-1 and pin
The holding section 1-4 that cylinder 4 matches away from one end of needle stand 4-1.
Compared with prior art, in present embodiment, the tissue pulverized is needed to enter the appearance pulverizing set 1 from charging aperture 1-1
Receive in the 1-3 of chamber, pulverize core 2 and by external force, the tissue accommodated in the 1-3 of chamber is extruded so that the tissue being extruded is via pressurized
Hole 3-1 flows out, and the reducing mechanism flowing out tissue particles is set in together with syringe 4, squeezes tissue particles by pulverizing core 2
Pressure, the tissue particles being extruded flows out reducing mechanism and enters in syringe 4, and the tissue particles entering syringe 4 is used directly for note
Penetrating, present embodiment reducing mechanism achieves the pulverizing of tissue, compared with the process manually shredding tissue in prior art, and joint
The time that about operation needs, further, since the tissue volume shredded is smaller, it is difficult to tweezers folder gripping, this embodiment party
In formula, reducing mechanism is directly inserted in syringe, and the tissue that the most size-reduced device is pulverized just can flow directly into syringe, with existing
The process needing tweezers folder clamping tissue granule in technology is compared, and has saved operating time, has simplified operation process.
Second embodiment of the present utility model relates to a kind of reducing mechanism.Second embodiment and the first embodiment are big
Cause identical, be in place of the main distinction: in the first embodiment, the diameter of the first end face 2-1 diameter equal to charging aperture 1-1,
In this second embodiment, the diameter of the first end face 2-1 diameter more than charging aperture 1-1, in order to avoid outer bound pair the first end face
2-1's is the most excessive, causes overall entrance of pulverizing core 2 to accommodate in the 1-3 of chamber, it is not easy to the problem of taking-up, affects reducing mechanism
Secondary uses.
For example: as shown in Figure 4, a kind of reducing mechanism, comprise: the pulverizing set 1 of stainless steel and stainless steel
Pulverizing core 2, pulverize set 1 and to pulverize core 2 cylindrical, wherein, pulverize set and 1 include charging aperture 1-1 and discharging opening 1-2, charging
Formed between mouth 1-1 and discharging opening 1-2 and accommodate chamber 1-3, pulverize core 2 and enter in receiving chamber 1-3 from charging aperture 1-1, and can enter
Material mouth 1-1 and accommodate between the 1-3 of chamber slidably, stretches out formation along pulverizing core 2 at the end margin away from discharging opening 1-2
First end face 2-1, the diameter of the above-mentioned first end face 2-1 diameter more than charging aperture 1-1.
Wherein, a compression plate (not showing in figure) is installed at discharging opening 1-2, compression plate is evenly arranged with 7 pressurized holes
(not showing in figure).
It addition, the holding section 1-4 that the outwardly formation of charging aperture 1-1 and syringe match away from one end of needle stand.
Specific operation process is as follows: needs the tissue (such as Parathyroid Tissue) pulverized to enter from charging aperture 1-1 and accommodates chamber
In 1-3, pulverize core 2 and the most also slip in receiving chamber 1-3 from charging aperture 1-1, outside the person of being then used by is to applying on the first end face 2-1
Power, promotes the histokinesis pulverizing core 2 towards the placement accommodated in the 1-3 of chamber, and then extruding accommodates the tissue in the 1-3 of chamber, by powder
7 pressurized holes that the tissue of broken core 2 extruding is arranged on compression plate are flowed out, and the reducing mechanism flowing out tissue particles is set with syringe
Together, by pulverizing the core 2 extruding to tissue particles, the tissue particles being extruded flows out reducing mechanism and enters in syringe, treats
After tissue particles in reducing mechanism fully flows into syringe, detach out from syringe by reducing mechanism, by syringe needle, syringe
Piston rod is assembled into the syringe of complete set and can tissue particles be injected in vivo, and completes operation process.
In the present embodiment, pulverize the first end face 2-1 formed on core 2, user and reducing mechanism can be increased
Gripping area, the external force of such user just can effectively act on pulverizing core 2 so that the effect that tissue is pulverized is more preferable.
It should be noted that as in figure 2 it is shown, 7 pressurized hole 3-1 are uniformly arranged on compression plate, so so that warp
The tissue particles flowed out by pressurized hole is evenly.
Furthermore it is noted that present embodiment only illustrates as a example by arranging 7 pressurized holes, but this practicality
Novel should not be limited with this number, the number in pressurized hole can be configured by those skilled in the art as required flexibly, with
Just actual demand is met.
In practical operation, it is subject to press the tissue particles of hole extrusion to need through needle cylinder injection to internal, so to warp
The comparison of the size requirements of the tissue particles that pressurized hole is flowed out is strict, it is generally required to the diameter of tissue particles is at about 1mm,
And tissue particles flows out via pressurized hole and pulverizes tissue, then the size of tissue particles is entirely by the diameter institute in pressurized hole
Determine, i.e. can control the size of tissue particles by arranging the diameter in pressurized hole.In the present embodiment, pressurized hole is straight
Footpath is set to 1mm.
In the present embodiment, in order to increase the gripping area of user and reducing mechanism, the gripping sense of user is improved
It is subject to, improves user and grip the stability of reducing mechanism, pulverize set 1 and to pulverize core 2 cylindrical, but this utility model should be with
This shape is limited, and the shape pulverizing set 1 and pulverizing core 2 can be configured by those skilled in the art as required flexibly, with
Just actual demand is met.
It addition, the reducing mechanism with tissue particles is inserted in syringe by present embodiment, eliminates and use tweezers
The time of tissue is pulverized in folder gripping, but in order to prevent reducing mechanism powder during being inserted in syringe, outside reducing mechanism
Broken set 1 is all inserted in the problem that is not easily taken out of caused in syringe, and the outwardly formation of charging aperture 1-1 and syringe are away from needle stand
The holding section 1-4 matched in one end.
3rd embodiment of the present utility model relates to a kind of reducing mechanism.3rd embodiment and the first embodiment are big
Cause identical, be in place of the main distinction: in the first embodiment, pulverize core and pulverize set and is produced by stainless steel material, the
In three embodiments, pulverize core and pulverizing set is produced by polystyrene material, polystyrene material the reducing mechanism tool produced
There is the light advantage such as corrosion-resistant.
It will be understood by those skilled in the art that the respective embodiments described above are to realize of the present utility model being embodied as
Example, and in actual applications, can to it, various changes can be made in the form and details, without departing from spirit of the present utility model
And scope.
Claims (9)
1. a reducing mechanism, it is characterised in that comprise:
Pulverize set, including discharging opening and charging aperture, between described discharging opening and charging aperture, be formed with receiving chamber；
Pulverize core, be arranged at described receiving intracavity, and allow between described charging aperture and described receiving chamber slidably；
Described discharging opening is provided with compression plate, and described compression plate is provided with pressurized hole.
Reducing mechanism the most according to claim 1, it is characterised in that described pressurized hole is circular hole.
Reducing mechanism the most according to claim 2, it is characterised in that a diameter of 0.8mm～1.2mm of described circular hole.
Reducing mechanism the most according to claim 3, it is characterised in that be evenly arranged several circles on described compression plate
Hole.
Reducing mechanism the most according to claim 1, it is characterised in that described pulverizing core and described pulverizing set are cylindrical.
Reducing mechanism the most according to claim 5, it is characterised in that along described pulverizing core away from one end of described discharging opening
Edge stretches out and forms the first end face.
Reducing mechanism the most according to claim 6, it is characterised in that the diameter of described first end face is more than described charging aperture
Diameter.
Reducing mechanism the most according to claim 6, it is characterised in that the diameter of described first end face is equal to described charging aperture
Diameter.
9. according to the reducing mechanism described in any one of claim 1 to 8, it is characterised in that the outwardly formation of described charging aperture
The holding section matched away from one end of needle stand with syringe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620280921.2U CN205833315U (en) | 2016-04-06 | 2016-04-06 | Reducing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620280921.2U CN205833315U (en) | 2016-04-06 | 2016-04-06 | Reducing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205833315U true CN205833315U (en) | 2016-12-28 |
Family
ID=57627337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620280921.2U Expired - Fee Related CN205833315U (en) | 2016-04-06 | 2016-04-06 | Reducing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205833315U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105750055A (en) * | 2016-04-06 | 2016-07-13 | 上海中医药大学附属曙光医院 | Crushing device |
-
2016
- 2016-04-06 CN CN201620280921.2U patent/CN205833315U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105750055A (en) * | 2016-04-06 | 2016-07-13 | 上海中医药大学附属曙光医院 | Crushing device |
| CN105750055B (en) * | 2016-04-06 | 2018-09-11 | 上海中医药大学附属曙光医院 | Grinding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 Termination date: 20180406 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |