CN210784525U - Lower limb air pressure tourniquet - Google Patents
Lower limb air pressure tourniquet Download PDFInfo
- Publication number
- CN210784525U CN210784525U CN201920992289.8U CN201920992289U CN210784525U CN 210784525 U CN210784525 U CN 210784525U CN 201920992289 U CN201920992289 U CN 201920992289U CN 210784525 U CN210784525 U CN 210784525U
- Authority
- CN
- China
- Prior art keywords
- air bag
- thread section
- inflation
- section
- internal thread
- 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
Links
- 210000003141 lower extremity Anatomy 0.000 title claims abstract description 15
- 230000002439 hemostatic effect Effects 0.000 claims abstract description 16
- 230000023597 hemostasis Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 4
- 210000003414 extremity Anatomy 0.000 description 8
- 239000004744 fabric Substances 0.000 description 3
- 239000007779 soft material Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 206010029174 Nerve compression Diseases 0.000 description 1
- 206010033799 Paralysis Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 210000004712 air sac Anatomy 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007920 subcutaneous administration Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The utility model discloses a lower limb pneumatic tourniquet, which comprises an inflation tube and a hemostatic air bag which are connected in sequence; the inflatable tube is connected with an inflatable connecting tube, and the hemostatic air bag is connected with an air bag connecting tube; the air bag connecting pipe comprises an air bag straight line section and an internal thread section, and the internal thread section is in threaded connection with the external thread section; the internal thread section is sequentially connected with the straight line section of the air bag and the inflating valve, and the inflating valve is connected with the hemostatic air bag; the inflating straight line section is connected with a U-shaped clamp, the U-shaped clamp comprises a U-shaped clamp end part fixedly connected with the inflating connecting pipe, and the U-shaped clamp also comprises clamping parts arranged at two ends of the U-shaped clamp and used for clamping the inflating valve. In use, only a short distance of the threaded connection is required. Then the inflating connecting pipe is connected with the air bag connecting pipe through the U-shaped clamp, namely the clamping piece of the U-shaped clamp is clamped on the inflating valve, and the quick connection of the inflating connecting pipe and the air bag connecting pipe is completed through the combined application of the threaded connection and the U-shaped clamp.
Description
Technical Field
The utility model belongs to the technical field of thigh hemostasis articles for use of lower limbs operation, a low limbs atmospheric pressure tourniquet is related to.
Background
Since the Harvey Cuslung is applied to the limb operation for the first time in 1904, the pneumatic tourniquet has become a conventional hemostatic tool for departments such as orthopedics, surgery, rescue rooms and the like in medical units. From the appearance, it mainly comprises a cuff, an air bag and a barometer. In principle, the pressure of the hemostatic cuff is controlled to press the limb and block the blood flow, so as to achieve the purpose of hemostasis.
The fabric of the air pressure tourniquet cloth cover is rough, and if the air pressure tourniquet cloth cover is directly tied on the limb of a patient, a large area of subcutaneous congestion points can be generated at the part of the patient with the cuff after an operation. When the air pressure tourniquet is bandaged, if the liner and the sleeve belt below the tourniquet are not smooth enough, the local skin of a patient can generate blisters, and the comfort level of the limbs of the patient can be affected by the control of the safety time limit in the operation and the inflation pressure value of the air pressure tourniquet. Insufficient pressure can lead to localized passive congestion, resulting in nerve compression, and paralysis of the extremities.
The pneumatic tourniquet needs to be inflated on one hand and the air tightness of the pneumatic tourniquet needs to be maintained on the other hand. The breakage of the cuff can be easily detected, and the air tightness problem of the inflation joint becomes one of the important factors influencing the pressure value of the air pressure tourniquet. The air pressure tourniquet comprises a tourniquet air bag and an inflation tube, and the tourniquet air bag is connected with the inflation tube through an inflation connector. When in use, the hemostatic air sac is wrapped around the limb and then communicated with an inflation tube for inflation.
The national intellectual property office discloses a utility model with the publication number of CN208031252U on 2018, 11.02, entitled pneumatic tourniquet with an adapter for operation, and discloses a pneumatic tourniquet with an adapter for operation, which comprises a tourniquet body and an inflation tube connected by the adapter, wherein the tourniquet body and the inflation tube are detachably connected by the adapter, the adapter comprises a connecting tube fixed on the tourniquet body and a connecting sleeve connected on the inflation tube and can be sleeved on the connecting tube, the outer wall of the connecting tube is provided with an external thread, the inner wall of the connecting sleeve is provided with an internal thread, an annular groove is arranged above the external thread of the connecting tube, an O-shaped sealing ring is arranged in the annular groove, the adapter is used for connecting the tourniquet body and the inflation tube in a split manner, so that the tourniquet body can be wound more quickly and conveniently, and the constraint of the, the inflatable tube is convenient and quick, saves time, avoids the condition that the inflatable tube cannot be easily untied due to the limitation of a patient, and has better adaptability to the patient when in use.
Among the above-mentioned prior art, realize being connected between the two through threaded connection between the tourniquet body and the gas tube, atmospheric pressure tourniquet often uses at the operation in-process, and the user is often wearing aseptic gloves, will need internal thread section and external screw thread section installation and tear down certain time, and inconvenient.
Disclosure of Invention
The utility model discloses aim at solving the problem that exists among the above-mentioned prior art, provide a low limbs atmospheric pressure tourniquet, can connect hemostasis gasbag and gas tube fast and dismantle, the person of facilitating the use uses, has improved the convenience.
The utility model adopts the following technical scheme:
a lower limb pneumatic tourniquet comprises an inflation tube and a hemostasis air bag which are sequentially connected; the inflatable tube is connected with an inflatable connecting tube, and the hemostatic air bag is connected with an air bag connecting tube; the air bag connecting pipe comprises an air bag straight line section and an internal thread section, and the internal thread section is in threaded connection with the external thread section; the internal thread section is sequentially connected with the straight line section of the air bag and the inflating valve, and the inflating valve is connected with the hemostatic air bag; the inflating straight line section is connected with a U-shaped clamp, the U-shaped clamp comprises a U-shaped clamp end part fixedly connected with the inflating connecting pipe, and the U-shaped clamp also comprises clamping parts arranged at two ends of the U-shaped clamp and used for clamping the inflating valve.
After the external thread section is in threaded connection with the internal thread section, the end part of the U-shaped clamp is attached to the end part of the internal thread section, and the inflating needle is inserted into the inflating valve.
The utility model discloses in, the length of external screw thread section and internal thread section is 1 ~ 1.5 cm.
The external thread section and the internal thread section are both fine threads. The connection air tightness of the external thread section and the internal thread section can be improved by adopting the fine thread.
The U-shaped clamp in the utility model is made of soft material.
In use, the long-distance threaded sections on the inflation tube and the hemostatic balloon need not be connected, but only a short-distance threaded connection. Then the inflating connecting pipe is connected with the air bag connecting pipe through the U-shaped clamp, namely the clamping piece of the U-shaped clamp is clamped on the inflating valve, and the quick connection of the inflating connecting pipe and the air bag connecting pipe is completed through the combined application of the threaded connection and the U-shaped clamp. After the inflation is finished, the clamping piece is disconnected with the inflating valve, and then the internal thread and the external thread in a short distance are rotated and unfastened, so that the inflation connecting pipe and the airbag connecting pipe can be separated.
The valve includes an annular projection.
The utility model discloses in, the fastener includes fixture block and linkage segment. The clamping block is clamped on the annular convex surface of the inflating valve.
The utility model discloses in aerify straightway and gas tube welding, the junction cover of aerifing straightway and gas tube has the nut. The nut can further ensure the air tightness of the inflation straight line section and the inflation tube.
The annular bulge is provided with a groove, and the groove on the annular bulge is matched with the clamping block.
The end part of the U-shaped clamp is a circular ring and is arranged at the joint of the inflation straight line section and the external thread section.
The utility model discloses an inflation tube is connected with aerating device, and aerating device is inflater or pump.
The utility model discloses the beneficial effect who brings has:
the utility model discloses an aerify straightway and external screw thread section and form the gas connection pipe, form the gasbag connecting pipe through gasbag straightway and internal thread section. Different from current single screw thread section that sets up carries out threaded connection, the utility model discloses a threaded connection and U-shaped clamp jointly use, can guarantee the gas tightness, can realize again to the gas tube and the quick installation and the dismantlement of hemostasis gasbag.
(II) the U-shaped end part of the utility model is in a nut shape, and after the external thread section is in threaded connection with the internal thread section, the U-shaped end part is attached to the end part of the internal thread section. Can strengthen the connection stability of the inflation tube and the hemostatic air bag.
(III) the utility model discloses an annular protrusion on the inflating valve carries out accordant connection with the fixture block, can install fast and dismantle on the one hand, and on the other hand health dead angle is few, the aseptic technique of being convenient for is operated.
(IV) the U-shaped clamp in the utility model is made of soft materials, which can ensure that the U-shaped clamp has a certain moving space and can not damage the U-shaped clamp.
(V) the utility model discloses a fine thread has been chooseed for use to external screw thread section and internal thread section, can improve threaded connection's gas tightness.
(VI) the utility model discloses an it has the nut to aerify straightway and the junction cover of gas tube, and this nut and junction welding are in the same place, and what be aerify straightway and gas tube between do not have the gap, improve whole gas tightness of aerifing the process.
Drawings
Fig. 1 is a schematic view of the present invention.
Fig. 2 is a schematic view of the connection between the external thread section and the internal thread section of the present invention.
Fig. 3 is an enlarged view of a portion a of fig. 1.
The hemostatic air bag comprises an inflating tube 1, an inflating tube 2, a hemostatic air bag 301, an inflating straight line segment 302, an external thread segment 303, an inflating needle 401, an air bag straight line segment 402, an internal thread segment 403, a valve cock 501, a U-shaped clamp end portion 502, a clamping piece 413, an annular bulge 512, a clamping block 522, a connecting segment 6, a nut 7 and a groove.
Detailed Description
The present invention will be described in further detail with reference to examples, but the present invention is not limited thereto.
Example 1
The embodiment discloses a lower limb pneumatic tourniquet which comprises an inflation tube 1 and a hemostasis air bag 2 which are sequentially connected; the inflatable tube 1 is connected with an inflatable connecting tube, and the hemostatic air bag 2 is connected with an air bag connecting tube; the inflation connecting pipe comprises an inflation straight line section 301, an external thread section 302 and an inflation needle 303, the air bag connecting pipe comprises an air bag straight line section 401 and an internal thread section 402, and the internal thread section 402 is in threaded connection with the external thread section 302; the internal thread section 402 is sequentially connected with an air bag straight line section 401 and an air valve 403, and the air valve 403 is connected with the hemostatic air bag 2; the inflation straight line section 301 is connected with a U-shaped clamp, the U-shaped clamp comprises a U-shaped clamp end part 501 fixedly connected with the inflation connecting pipe, and the U-shaped clamp also comprises clamping parts 502 arranged at two ends of the U-shaped clamp and used for clamping the valve 403.
The utility model provides a inflating valve 403 is current inflating valve 403, including the inflating valve 403 body, valve inside and inflating valve 403 cap. The types that may be selected include, but are not limited to: the rubber air valve 403TR414 manufactured by Zhengzhou Kaidis rubber products Co., Ltd, and the rubber air valve 403TR412 manufactured by Zhengzhou Kaidis rubber products Co., Ltd. The air valve 403 is a common core cavity, American style valve, and the size is 11.3 mm.
Example 2
This example is further improved on the basis of example 1: after the external thread section 302 and the internal thread section 402 are connected by threads, the end 501 of the U-shaped clamp is attached to the end of the internal thread section 402, and the inflating needle 303 is inserted into the valve 403.
In the present invention, the length of the external thread section 302 and the internal thread section 402 is 1 cm.
The external thread section 302 and the internal thread section 402 are both fine threads. The fine thread can be M1 or M2.
Example 3
The present embodiment is further improved on the basis of embodiment 1:
the U-shaped clamp in the utility model is made of soft material. For example: soft aluminum or pure copper.
The U-shaped end 501 is a circular ring and is sleeved at the joint of the inflation straight section 301 and the external thread section 302. Clevis end 501 is welded to the junction of inflation straight section 301 and male threaded section 302.
Example 4
The present embodiment is further improved on the basis of embodiment 1: the valve 403 includes an annular protrusion 413. The clip 502 includes a latch 512 and a connecting section 522. The annular protrusion 413 is provided with a groove 7, and the groove 7 on the annular protrusion 413 is matched with the fixture block 512. And the depth of the groove 7 is not more than half of the depth of the annular protrusion 413.
Example 5
This example was further optimized on the basis of example 1: the inflation straight line section 301 is welded with the inflation tube 1, and a nut 6 is sleeved at the joint of the inflation straight line section 301 and the inflation tube 1. The nut 6 is a standard component, and the joint of the nut 6 and the inflation straight line segment 301 and the inflation tube 1 is welded. The nut 6 can further ensure the air tightness between the inflation straight line segment 301 and the inflation tube 1.
Example 6
This example was further optimized on the basis of example 1:
the inflation tube 1 is connected with an inflation device which is an inflator or an inflator pump.
For example, core components such as an air pump and a pressure sensor of Handan Xuanpi medical device trade company can be used. The air pump has high inflation speed, can quickly or slowly deflate after the operation is finished, adopts digital display, and has clear working pressure and time.
The technical parameters comprise: power supply: AC 220V; 50 Hz. Power: 80 VA. Time range: 1-120 min. Pressure range: 1 to 100 Kpa. Working pressure error: 3 Kpa. Noise: less than or equal to 65 dB.
A conventional air pump or air pump, such as that of a sphygmomanometer, may also be used.
The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the technical matters of the present invention all fall into the protection scope of the present invention to any simple modification and equivalent change of the above embodiments.
Claims (9)
1. A lower limb pneumatic tourniquet comprises an inflation tube (1) and a hemostasis air bag (2) which are sequentially connected; the method is characterized in that: the inflation tube (1) is connected with an inflation connecting tube, and the hemostatic air bag (2) is connected with an air bag connecting tube; the inflation connecting pipe comprises an inflation straight line section (301), an external thread section (302) and an inflation needle (303), the air bag connecting pipe comprises an air bag straight line section (401) and an internal thread section (402), and the internal thread section (402) is in threaded connection with the external thread section (302); the internal thread section (402) is sequentially connected with an air bag straight-line section (401) and an air valve (403), and the air valve (403) is connected with the hemostatic air bag (2); the inflation straight line section (301) is connected with a U-shaped clip, the U-shaped clip comprises a U-shaped clip end part (501) fixedly connected with the inflation connecting pipe, and the inflation straight line section further comprises clamping parts (502) arranged at two ends of the U-shaped clip and used for clamping the inflating valve (403).
2. The pneumatic tourniquet of a lower extremity of claim 1, further comprising: after the external thread section (302) and the internal thread section (402) are in threaded connection, the end part (501) of the U-shaped clamp is attached to the end part of the internal thread section (402).
3. The pneumatic tourniquet of a lower extremity of claim 1, further comprising: the length of the external thread section (302) and the length of the internal thread section (402) are both 1-1.5 cm.
4. The pneumatic tourniquet of a lower extremity of claim 1, further comprising: the external thread section (302) and the internal thread section (402) are both fine threads.
5. The pneumatic tourniquet of a lower extremity of claim 1, further comprising: the valve (403) includes an annular protrusion (413).
6. The pneumatic tourniquet of a lower extremity of claim 5, further comprising: the clamping piece (502) comprises a clamping block (512) and a connecting section (522); the fixture block (512) is clamped on the surface of the annular bulge (413) of the valve mouth (403).
7. The pneumatic tourniquet of a lower extremity of claim 1, further comprising: the inflation straight line section (301) is welded with the inflation tube (1), and a nut (6) is sleeved at the joint of the inflation straight line section (301) and the inflation tube (1).
8. The pneumatic tourniquet of a lower extremity of claim 5, further comprising: a groove (7) is formed in the annular protrusion (413), and the groove (7) in the annular protrusion (413) is matched with the clamping block (512).
9. The pneumatic tourniquet of a lower extremity of claim 1, further comprising: the U-shaped clamp end part (501) is a circular ring and is arranged at the joint of the inflation straight line section (301) and the external thread section (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920992289.8U CN210784525U (en) | 2019-06-28 | 2019-06-28 | Lower limb air pressure tourniquet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920992289.8U CN210784525U (en) | 2019-06-28 | 2019-06-28 | Lower limb air pressure tourniquet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210784525U true CN210784525U (en) | 2020-06-19 |
Family
ID=71233609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920992289.8U Expired - Fee Related CN210784525U (en) | 2019-06-28 | 2019-06-28 | Lower limb air pressure tourniquet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210784525U (en) |
-
2019
- 2019-06-28 CN CN201920992289.8U patent/CN210784525U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200619 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |