CN204170199U - Needleless seal formula joint - Google Patents
Needleless seal formula joint Download PDFInfo
- Publication number
- CN204170199U CN204170199U CN201420584195.4U CN201420584195U CN204170199U CN 204170199 U CN204170199 U CN 204170199U CN 201420584195 U CN201420584195 U CN 201420584195U CN 204170199 U CN204170199 U CN 204170199U
- Authority
- CN
- China
- Prior art keywords
- joint
- face
- elastic packing
- liquid feeding
- packing plug
- 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 - Lifetime
Links
- 239000007788 liquid Substances 0.000 claims abstract description 62
- 238000012856 packing Methods 0.000 claims abstract description 40
- 238000001802 infusion Methods 0.000 claims abstract description 24
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 208000014951 hematologic disease Diseases 0.000 abstract description 7
- 238000002347 injection Methods 0.000 abstract description 7
- 239000007924 injection Substances 0.000 abstract description 7
- 230000000844 anti-bacterial effect Effects 0.000 abstract description 6
- 239000000428 dust Substances 0.000 abstract description 6
- 239000012530 fluid Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 5
- 230000001012 protector Effects 0.000 description 3
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
This utility model discloses a kind of Needleless seal formula joint, described Needleless seal formula joint comprises the liquid outlet in order to be connected with Transfusion needle pipe assembly, in order to the liquid feeding end be connected with the joint of transfusion device, the infusion channel of through described liquid feeding end and described liquid outlet, and the elastic packing plug be located in described infusion channel, described elastic packing plug has the first end face arranged near described liquid feeding end and the second end face deviating from the setting of described liquid feeding end, a slit is offered towards the second end face from the first end of described elastic packing plug, described slit has the closed closure state by the extruding of the main body of described elastic packing plug, be hedged off from the outer world to make described infusion channel, antibacterial or dust can not enter from described liquid feeding end, during fluid injection, described slit also has gets into softened state through being communicated with described liquid outlet with the joint for no-needle transfusion device, thus make patient and the medical personnel brought because of draw point are avoided to there is the problem of the risk infecting hematologic disease.
Description
Technical field
This utility model relates to technical field of medical instruments, particularly relates to a kind of Needleless seal formula joint.
Background technology
Infusion connector is in order to connect transfusion device and Transfusion needle pipe assembly, and the liquid outlet of infusion connector fits together with described Transfusion needle pipe usually, and transfusion device is usually just when infusing, and just the joint of described transfusion device is plugged in the liquid feeding end of described infusion connector.
Infusion connector comprises the open joint occurred the earliest, before transfusion, by head protector, described feed liquor end cap established and prevent antibacterial and dust from entering, during transfusion, need first take off head protector and the joint of described transfusion device is connected with described liquid feeding end, but, after taking off head protector and before the joint of described transfusion device is plugged in described liquid feeding end, antibacterial or dust easily enter from described liquid feeding end and pollutes the Transfusion needle pipe assembly connected together with described infusion connector.
For this reason, there is again Needleless seal formula joint in industry, Needleless seal formula joint is mainly compared to the difference of open joint: the liquid feeding end of Needleless seal formula joint is provided with calparine cap, during use, without the need to taking off calparine cap, but enter in described Needleless seal formula joint by wearing described calparine cap with the joint bundle of the transfusion device of draw point.
But, the transfusion device of draw point is adopted riskyly mainly to be: during use, medical personnel may take other people and use and the draw point of non-sterile because of error, and make patient have the risk infecting hematologic disease, and, draw point is likely producing micro-bits through in calparine cap process, and micro-bits likely enter the vein of patient in piercing process with transfusion or blood transfusion, after using, the draw point being stained with the blood of patient may prick medical personnel, medical personnel are caused to have the risk infecting hematologic disease, also be, adopt and there is with draw point patient and medical personnel the risk infecting hematologic disease.
Utility model content
Main purpose of the present utility model is that solving current sealed joint needs to adopt the transfusion device of band draw point to infuse, and the existence of draw point makes patient and medical personnel there is the problem of the risk infecting hematologic disease.
For arriving above-mentioned technical purpose, this utility model provides a kind of Needleless seal formula joint, described Needleless seal formula joint comprises the liquid outlet in order to be connected with Transfusion needle pipe assembly, in order to the liquid feeding end be connected with the joint of transfusion device, the infusion channel of through described liquid feeding end and described liquid outlet, and the elastic packing plug be located in described infusion channel, described elastic packing plug has the first end face arranged near described liquid feeding end and the second end face deviating from the setting of described liquid feeding end, a slit is offered towards the second end face from the first end of described elastic packing plug, described slit has the closed closure state by the extruding of the main body of described elastic packing plug, and get into the softened state through being communicated with described liquid outlet with the joint for described transfusion device.
Preferably, be arranged with slot to make way from the second end face of described elastic packing plug to the first end face, the bottom that described slit runs through described slot to make way is arranged.
Preferably, described elastic packing plug adopts silica gel to make.
Preferably, described slit is yi word pattern slit or cross slit.
Preferably, the female joint that described Needleless seal formula joint comprises male joint and is fixedly connected with described male joint, described male joint comprises male joint main body, be positioned at the described liquid outlet of one end of described male joint main body, be positioned at the inserted terminal of the other end of described male joint main body, and the male joint inner chamber of through described liquid outlet and described inserted terminal, described female joint comprises female joint main body, be positioned at the described liquid feeding end of one end of described female joint main body, be positioned at the socket end of the other end of described female joint main body, and the female joint inner chamber of through described liquid feeding end and described socket end, the inserted terminal of described male joint is socketed from the socket end of described female joint and described female joint inner chamber, described elastic packing plug is installed in described female joint inner chamber, and the end face of the second end face of described elastic packing plug and the inserted terminal of described male joint abuts against.
Preferably, described male joint adopts ultrasonic bonding with described female joint and is fixedly connected with.
Preferably, the end face of the inserted terminal of described male joint is convexly equipped with annular stop portion around the port of described male joint inner chamber, the inner side in described annular stop portion is formed with spacing space, and one end away from described liquid feeding end of described elastic packing plug is accommodating and be limited in described spacing space.
Preferably, the end face of the inserted terminal of described male joint is convexly equipped with annular engagement portion around described annular stop portion, and the end face of the socket end of described female joint is provided with the annular groove matched with described annular engagement portion.
The Needleless seal formula joint that this utility model provides, described Needleless seal formula joint comprises the liquid outlet in order to be connected with Transfusion needle pipe assembly, in order to the liquid feeding end be connected with the joint of transfusion device, the infusion channel of through described liquid feeding end and described liquid outlet, and the elastic packing plug be located in described infusion channel, described elastic packing plug has the first end face arranged near described liquid feeding end and the second end face deviating from the setting of described liquid feeding end, a slit is offered towards the second end face from the first end of described elastic packing plug, described slit has the closed closure state by the extruding of the main body of described elastic packing plug, and get into the softened state through being communicated with described liquid outlet with the joint for described transfusion device, described infusion channel is hedged off from the outer world by described elastic packing plug, antibacterial or dust can not enter from described liquid feeding end, during fluid injection, no-needle transfusion device can be adopted to get into and to carry out fluid injection through described slit, thus make patient and the medical personnel brought because of draw point are avoided to there is the problem of the risk infecting hematologic disease.
Accompanying drawing explanation
The structural representation of one embodiment of the Needleless seal formula joint that Fig. 1 provides for this utility model;
Fig. 2 is the cross-sectional schematic of the Needleless seal formula joint shown in Fig. 1.
The realization of this utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
The technical solution of the utility model is further illustrated below in conjunction with Figure of description and specific embodiment.Should be appreciated that specific embodiment described herein only in order to explain this utility model, and be not used in restriction this utility model.
This utility model provides a kind of Needleless seal formula joint, in one embodiment of the Needleless seal formula joint provided in Fig. 1 to Fig. 2 this utility model, described Needleless seal formula joint 1 comprises the liquid outlet 11 in order to be connected with Transfusion needle pipe assembly, in order to the liquid feeding end 12 be connected with the joint of transfusion device, the infusion channel 13 of through described liquid feeding end 12 and described liquid outlet 11, and the elastic packing plug 14 be located in described infusion channel 13, described elastic packing plug 14 has the first end face 141 arranged near described liquid feeding end 12 and the second end face 142 deviating from the setting of described liquid feeding end 12, a slit 143 is offered to the second end face 142 from the first end face 141 of described elastic packing plug 14, described slit 143 has the closed closure state (as shown in Figure 2) by the extruding of the main body of described elastic packing plug 14, and the softened state (not shown) got into through with the joint for described transfusion device and be communicated with described liquid outlet 11.
Usually, described Needleless seal formula joint 1 is grouped together with Transfusion needle pipe assembly, and transfusion device is only just connected with the liquid feeding end 12 of described Needleless seal formula joint 1 when infusing.
Before fluid injection, namely the joint of described transfusion device is planted into before described liquid feeding end 12, described slit 143 is closed by the extruding of the main body of described elastic packing plug 14, be hedged off from the outer world to make described infusion channel 13, antibacterial and dust can not enter described infusion channel 13 from described liquid feeding end 12, thus, make described Transfusion needle pipe assembly not easily contaminated.
During fluid injection, (band taper) joint of needleless impregnator can be adopted to get into through described slit 143 is communicated with described infusion channel 13 and carry out fluid injection, thus avoid make patient and the medical personnel brought because of draw point to there is the problem of the risk infecting hematologic disease.Further, in injection process, described elastic packing plug 14 is fitted with the joint of described needleless impregnator, and described infusion channel 13 is still hedged off from the outer world, and antibacterial and dust can not enter described infusion channel 13 from described liquid feeding end 12.
Preferably, described elastic packing plug 14 adopts silica gel to make, in addition, in the present embodiment, slot to make way 144 is arranged with to the first end face 141 from the second end face 142 of described elastic packing plug 14, extrude at described elastic packing plug 14 and put in described infusion channel 13 process, the main body of described elastic packing plug 14 is out of shape and conveniently installs in described slot to make way 144, and the through described slot to make way 144 of described slit 143 is arranged.Described slit 143 is yi word pattern slit or cross slit.
In the present embodiment, described Needleless seal formula joint 1 adopts the structure of two-piece type and is convenient to molding, particularly, and the female joint 1b that described Needleless seal formula joint 1 comprises male joint 1a and is fixedly connected with described male joint 1a.Wherein, described male joint 1a comprises male joint main body (non-label), be positioned at the described liquid outlet 11 of one end of described male joint main body, be positioned at the inserted terminal 15 of the other end of described male joint main body, and the male joint inner chamber 13a of through described liquid outlet 11 and described inserted terminal 15, described female joint 1b comprises female joint main body (non-label), be positioned at the described liquid feeding end 12 of one end of described female joint main body, be positioned at the socket end 16 of the other end of described female joint main body, and the female joint inner chamber 13b of through described liquid feeding end 12 and described socket end 16, the inserted terminal 15 of described male joint 1a is socketed with described female joint inner chamber 13b from the socket end 16 of described female joint 1b, described male joint inner chamber 13a is communicated with described female joint inner chamber 13b and forms described infusion channel 13, and, described male joint 1a adopts ultrasonic bonding with described female joint 1b and is fixedly connected with.Described elastic packing plug 14 is installed in described female joint inner chamber 13b, and the second end face 142 of described elastic packing plug 14 abuts against with the end face of the inserted terminal 15 of described male joint 1a.
In addition, the end face of the inserted terminal 15 of described male joint 1a is convexly equipped with annular stop portion 151 around the port of described male joint inner chamber 13a, the inner side in described annular stop portion 151 is formed with spacing space (non-label), and one end away from described liquid feeding end 12 of described elastic packing plug 14 is accommodating and be limited in described spacing space.Further, the end face of the inserted terminal 15 of described male joint 1a is convexly equipped with annular engagement portion 152 around described annular stop portion 151, and the end face of the socket end 16 of described female joint 1b is provided with the annular matched with described annular engagement portion 152 and allows groove 161.
These are only preferred embodiment of the present utility model; not thereby its scope of the claims is limited; every utilize this utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; directly or indirectly be used in the technical field that other are relevant, be all in like manner included in scope of patent protection of the present utility model.
Claims (8)
1. a Needleless seal formula joint, it is characterized in that, described Needleless seal formula joint comprises the liquid outlet in order to be connected with Transfusion needle pipe assembly, in order to the liquid feeding end be connected with the joint of transfusion device, the infusion channel of through described liquid feeding end and described liquid outlet, and the elastic packing plug be located in described infusion channel, described elastic packing plug has the first end face arranged near described liquid feeding end and the second end face deviating from the setting of described liquid feeding end, a slit is offered towards the second end face from the first end of described elastic packing plug, described slit has the closed closure state by the extruding of the main body of described elastic packing plug, and get into the softened state through being communicated with described liquid outlet with the joint for described transfusion device.
2. Needleless seal formula joint as claimed in claim 1, is characterized in that, be arranged with slot to make way from the second end face of described elastic packing plug to the first end face, and the bottom that described slit runs through described slot to make way is arranged.
3. Needleless seal formula joint as claimed in claim 1, is characterized in that, described elastic packing plug adopts silica gel to make.
4. Needleless seal formula joint as claimed in claim 1, it is characterized in that, described slit is yi word pattern slit or cross slit.
5. Needleless seal formula joint as claimed in claim 1, it is characterized in that, the female joint that described Needleless seal formula joint comprises male joint and is fixedly connected with described male joint, described male joint comprises male joint main body, be positioned at the described liquid outlet of one end of described male joint main body, be positioned at the inserted terminal of the other end of described male joint main body, and the male joint inner chamber of through described liquid outlet and described inserted terminal, described female joint comprises female joint main body, be positioned at the described liquid feeding end of one end of described female joint main body, be positioned at the socket end of the other end of described female joint main body, and the female joint inner chamber of through described liquid feeding end and described socket end, the inserted terminal of described male joint is socketed from the socket end of described female joint and described female joint inner chamber, described elastic packing plug is installed in described female joint inner chamber, and the end face of the second end face of described elastic packing plug and the inserted terminal of described male joint abuts against.
6. Needleless seal formula joint as claimed in claim 5, is characterized in that, described male joint adopts ultrasonic bonding with described female joint and is fixedly connected with.
7. Needleless seal formula joint as claimed in claim 5, it is characterized in that, the end face of the inserted terminal of described male joint is convexly equipped with annular stop portion around the port of described male joint inner chamber, the inner side in described annular stop portion is formed with spacing space, and one end away from described liquid feeding end of described elastic packing plug is accommodating and be limited in described spacing space.
8. Needleless seal formula joint as claimed in claim 7, it is characterized in that, the end face of the inserted terminal of described male joint is convexly equipped with annular engagement portion around described annular stop portion, and the end face of the socket end of described female joint is provided with the annular groove matched with described annular engagement portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420584195.4U CN204170199U (en) | 2014-10-10 | 2014-10-10 | Needleless seal formula joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420584195.4U CN204170199U (en) | 2014-10-10 | 2014-10-10 | Needleless seal formula joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204170199U true CN204170199U (en) | 2015-02-25 |
Family
ID=52559044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420584195.4U Expired - Lifetime CN204170199U (en) | 2014-10-10 | 2014-10-10 | Needleless seal formula joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204170199U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112618846A (en) * | 2020-12-29 | 2021-04-09 | 深圳安特医疗股份有限公司 | Puncture outfit and infusion equipment |
| CN115217277A (en) * | 2022-08-19 | 2022-10-21 | 上海兴筑建筑设计有限公司 | Glass curtain wall structure with self-cleaning function |
-
2014
- 2014-10-10 CN CN201420584195.4U patent/CN204170199U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112618846A (en) * | 2020-12-29 | 2021-04-09 | 深圳安特医疗股份有限公司 | Puncture outfit and infusion equipment |
| CN115217277A (en) * | 2022-08-19 | 2022-10-21 | 上海兴筑建筑设计有限公司 | Glass curtain wall structure with self-cleaning function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 518000 Jinhui Road, Pingshan New District, Shenzhen, Guangdong Province, No. 18 Patentee after: Shenzhen ante medical Limited by Share Ltd Address before: 518052 Jinhui Road, Pingshan New District, Shenzhen, Guangdong Province, No. 18 Patentee before: Shenzhen Ante Gaoke Industrial Co., Ltd. |