CN105854125A - Positive-pressure liquid stopping clamp - Google Patents
Positive-pressure liquid stopping clamp Download PDFInfo
- Publication number
- CN105854125A CN105854125A CN201610205197.1A CN201610205197A CN105854125A CN 105854125 A CN105854125 A CN 105854125A CN 201610205197 A CN201610205197 A CN 201610205197A CN 105854125 A CN105854125 A CN 105854125A
- Authority
- CN
- China
- Prior art keywords
- liquid
- liquid stopping
- stopping clamp
- malleation
- slide block
- 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.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16877—Adjusting flow; Devices for setting a flow rate
- A61M5/16881—Regulating valves
Abstract
The invention discloses a positive-pressure liquid stopping clamp. The positive-pressure liquid stopping clamp comprises a sliding block and a body. The sliding block is installed on the body, the bottom of the sliding block is connected with a liquid stopping rod, the liquid stopping rod is put into a cavity of the body, an infusion table and a liquid stopping table are arranged at the bottom of the body, the infusion table is connected with the liquid stopping table, a positioning piece is arranged on the top face of the liquid stopping table, and the positioning piece and a fastening piece at the bottom of the liquid stopping rod are embedded. According to the positive-pressure liquid stopping clamp, when infusion is completed, the sliding block on the positive-pressure liquid stopping clamp is pushed to the positioning piece, and the liquid stopping clamp is in the closed state accordingly; in the process that the sliding block is pushed, an extension tube of a remaining needle is gradually compressed, liquid in the extension tube is extruded in the guide tube direction of the remaining needle, positive pressure is generated accordingly, blood is stopped to be backed flow to a remaining guide tube, forming of thrombus in the remaining guide tube is avoided accordingly, nursing services are reduced, the medical quality is improved, and medical cost is saved.
Description
Technical field
The present invention relates to medical transfusion apparatus, be particularly used for the malleation liquid stopping clamp of Y type remaining needle.
Background technology
Existing remaining needle is divided into Y type and straight type, and owing to Y type remaining needle is easy to operate, China commonly uses the remaining needle of Y type；And the remaining needle troublesome poeration of straight type, but thrombosed probability is lower than the remaining needle of Y type, abroad commonly uses the remaining needle of straight type.
Venous detaining needle is easy and simple to handle, it is adaptable to the puncture at any position, alleviates the misery of patient's repeated localised puncture simultaneously, alleviates the workload of nursing staff, is deeply protected trouble clinically and welcome.But venous detaining needle is suspending transfusion, and during being retained in vein blood vessel, owing to blood is back in flexible pipe and is formed thrombosis, thus blocks infusion channel.In recent years, there are many " positive pressure connector " and the patented product of " counterflow-preventing ", but all the time can not the formation of anti-tampon, after utilizing existing remaining needle to complete transfusion, for pre-blockage resisting infusion channel, normal saline washing pipe must be used, then heparin sodium tube sealing is used, within every 6 to 8 hours, carry out the tube sealing operation repeated again, therefore workload is the biggest, additionally, when using traditional remaining needle, when carrying out the care program of siphunculus, substantial amounts of thrombosis can be poured in the blood vessel of human body, produce the most serious potential risk, and acute vascular class disease can be produced, as red and swollen pain occurs in the injection site of patient, injury is brought to patient, there is the defect that quality of medical care is the highest；Further, above-mentioned care program, need the pay wages expense of washing pipe liquid, the expense of tube-sealing solution and the expense of labor of nursing, these expenses are well beyond the price of remaining needle itself, therefore medical treatment cost is higher.
Existing liquid stopping clamp mainly has two kinds, and one is single piece clip, and one is one-hand clip (also referred to as woods China folder).Single piece clip is due to the reason of structure, it is necessary to bimanualness, and only liquid effect can produce the biggest difference because of nursing staff and the difference of operation technique, and remaining needle occurs that thrombosis plugging phenomenon and time red phenomenon are the most universal.One-hand clip (Lin Hua folder) is due to reasons in structure, when one-handed performance closes liquid stopping clamp, buckle cannot just be pressed into appointment position, after loosing one's grip, the remaining needle extension tube being fully closed has the situation of a resilience to occur, the most i.e. produce negative pressure, cause blood to enter inlying catheter, be greatly increased thrombotic probability.The most existing liquid stopping clamp all cannot prevent remaining needle to produce thrombosis.
Chinese patent (publication number 205055063U) the present invention relates to a kind of liquid stopping clamp, there is liquid stopping clamp clamp, including elastic support and main body fixed mount, it is provided with elastic locking flanged structure in described elastic support bottom, main body locking flanged structure it is provided with inside described main body fixed mount, it is provided with first opening passed for tube for transfusion at described main body fixed mount free end, is provided with second opening passed for tube for transfusion in the junction of described main body fixed mount Yu elastic support.This liquid stopping clamp uses and has, on lower main body fixed mount and elastic support, the opening that can pass the most from outside to inside for tube for transfusion, in actual production process, need not just intert into liquid stopping clamp by tube for transfusion before undressed completing, thus it is effectively increased the production installation effectiveness of liquid stopping clamp, save cost of labor.
Chinese patent (publication number 204208133U) liquid stopping clamp of the present invention, including body, the side of described body is provided with fixed arm, and opposite side is provided with elastic arm；The tube for transfusion fixing hole allowing that tube for transfusion passes it is equipped with on described fixed arm and elastic arm；Described body is provided with the first noumenon tight lock part, body extruding discharge opeing portion and the second body tight lock part, and described elastic arm is correspondingly provided with the first elastic arm tight lock part, elastic arm extruding discharge opeing portion and the second elastic arm tight lock part；The free end of described fixed arm and the free end of elastic arm are under clamped condition, described the first noumenon tight lock part and the first elastic arm tight lock part, described body extruding discharge opeing portion and elastic arm extruding discharge opeing portion, described second body tight lock part and the second elastic arm tight lock part are against arranging to clamp tube for transfusion, make the liquid in tube for transfusion can not flow and produce transfusion malleation, guarantee that the liquid in tube for transfusion is pushed ahead, can be back in tube for transfusion and blood blocking venous detaining needle or entry needle syringe needle by anti-Hemostatic Oral Liquid, thus avoid the formation of thrombosis.
Liquid stopping clamp in file disclosed above, forms negative pressure in all can not changing the remaining needle extension tube that blood backflow remaining needle causes at indwelling rear hose deformation resilience of static certain time, blood backflow forms the problem that thrombosis causes remaining needle to be scrapped.
Summary of the invention
It is an object of the invention to overcome deficiency of the prior art, it is provided that a kind of simple in construction also can produce the malleation malleation liquid stopping clamp with prevention remaining needle generation thrombosis.
For achieving the above object, the technical solution adopted in the present invention is:
Malleation liquid stopping clamp, including slide block and main body, slide block is arranged in main body, slider bottom is connected with only liquid bar, only liquid bar is placed in body cavity, and bottom part body has been provided with infusion stand and only liquid platform, and infusion stand is connected with only liquid platform, only liquid countertop has keeper, and keeper is chimeric with the securing member bottom only liquid bar.
Described keeper at least two.
Described keeper is divided into one-level keeper and two-stage positioning part, is respectively placed in middle part and the afterbody of only liquid platform.
Described infusion stand table top is inclined table, and nearly only liquid you horizontal level is higher than remote only liquid you.
Described infusion stand table top closely stops liquid you and is on same level position with only liquid platform.
Anti-slip veins is had on described slide block end face.
Described slide block is connected with main body by the chute of main body both sides.
Described slide block is integrated with only liquid bar.
Described main body and the infusion stand being arranged in main body and only liquid platform are integrated.
nullThe slide block of the present invention can only move left and right，Can not move up and down，Guarantee when slide block slides，The problem that only tube for transfusion under liquid bar can not occur resilience because of deformation，Two keepers in main body，It is divided into one-level keeper and two-stage positioning part，When normal infusion，Slide block is in above transfusion platform，Remaining needle extension tube is not extruded by the only liquid bar of slider bottom，At the end of transfusion，Promote slide block to one-level keeper，And make the securing member bottom only liquid bar chimeric with one-level keeper，Remaining needle extension tube is in only liquid status by extruding closedown completely，After remaining needle indwelling a period of time，Pressure in remaining needle extension tube declines，Blood is easily caused to form thrombosis in being back to remaining needle，And the present invention occurs to stop this situation，It is provided with two-stage positioning part，Slide block is pushed on two-stage positioning part from the one-level keeper of only liquid platform，Increase remaining needle and extend overpressure，Anti-Hemostatic Oral Liquid refluxes，Stop thrombosis，Now remaining needle extension tube is extruded closedown completely equally and is in only liquid status.
Beneficial effects of the present invention:
When normal infusion, this malleation liquid stopping clamp is in open mode；When terminating transfusion, slide block to the keeper on malleation liquid stopping clamp is promoted to make this liquid stopping clamp be closed, slide block is in pushing course, the extension tube of remaining needle of gradually reducing and the liquid in extension tube is extruded toward the duct direction of remaining needle, thus produces malleation, stops blood to be back in inlying catheter, thus the formation of thrombosis in avoiding inlying catheter, thus alleviate nursery work, improve quality of medical care, save medical treatment cost.
Accompanying drawing explanation
With detailed description of the invention, the present invention is described in further detail below in conjunction with the accompanying drawings:
Fig. 1 is the structural representation of the present invention.
Fig. 2 is transfusion state schematic diagram of the present invention.
Fig. 3 is that the present invention stops liquid status schematic diagram.
Fig. 4 is the present invention schematic diagram toward the supercharging again of remaining needle extension tube.
In figure: 1, slide block；2, main body；3, one-level keeper；4, two-stage positioning part, 5, only liquid bar；6, transfusion platform；7, stop liquid platform, 8, securing member；9, remaining needle extension tube.
Detailed description of the invention
As shown in Figure 1, the present invention includes slide block and main body, slide block is arranged in main body, slider bottom is connected with only liquid bar, only liquid bar is placed in body cavity, bottom part body has been provided with infusion stand and only liquid platform, infusion stand is connected with only liquid platform, only liquid countertop has keeper, keeper is chimeric with the securing member bottom only liquid bar, keeper is divided into one-level keeper and two-stage positioning part, it is respectively placed in middle part and the afterbody of only liquid platform, infusion stand table top is inclined table, nearly only liquid you horizontal level is higher than remote only liquid you, infusion stand table top closely stops liquid you and is on same level position with only liquid platform
Anti-slip veins is had on described slide block end face.
Described slide block is connected with main body by the chute of main body both sides.
Described slide block is integrated with only liquid bar.
Described main body and the infusion stand being arranged in main body and only liquid platform are integrated.
Operation principle:
After the present invention being arranged in the extension tube of Y type remaining needle, remaining needle operating process starts transfusion after carrying out putting pipe routinely, as it is shown in figure 1, now the slide block of the present invention is in transfusion state.
As shown in Figure 2, during stopping infusion, slide block to one-level locating piece position is promoted to make this liquid stopping clamp be closed, slide block is in pushing course, gradually reduce remaining needle extension tube and the liquid in extension tube toward remaining needle duct direction extrude, thus produce malleation, stop blood to be back in inlying catheter, thus the formation of thrombosis in avoiding inlying catheter；
After remaining needle indwelling a period of time, Level Promoting slide block is to two-stage positioning part position, remaining needle extension tube is extruded closedown completely equally and is in only liquid status, and the liquid in extension tube is extruded toward the duct direction of remaining needle by slide block equally, define secondary malleation, reach secondary and stoped blood backflow, prevent the thrombotic effect of inlying catheter；
When within second day, again infusing, back being promoted from two-stage positioning part position by slide block makes liquid stopping clamp be in the transfusion state opened, now slide block promotes to the direction away from inlying catheter, liquid in extension tube and extension tube is the most all extruded to the direction away from inlying catheter, for inlying catheter, now produce is negative pressure, thus has reached the effect of negative pressure siphunculus.
The above is the preferred embodiment of the present invention; certainly the interest field of the present invention can not be limited with this; should be understood that; for those skilled in the art; technical scheme is modified or equivalent, without departure from the protection domain of technical solution of the present invention.
Claims (9)
1. malleation liquid stopping clamp, it is characterized in that: include slide block and main body, slide block is arranged in main body, slider bottom is connected with only liquid bar, only liquid bar is placed in body cavity, and bottom part body has been provided with infusion stand and only liquid platform, and infusion stand is connected with only liquid platform, only liquid countertop has keeper, and keeper is chimeric with the securing member bottom only liquid bar.
Malleation liquid stopping clamp the most according to claim 1, it is characterised in that: described keeper at least two.
Malleation liquid stopping clamp the most according to claim 1, it is characterised in that: described keeper is divided into one-level keeper and two-stage positioning part, is respectively placed in middle part and the afterbody of only liquid platform.
Malleation liquid stopping clamp the most according to claim 1, it is characterised in that: described infusion stand table top is inclined table, and nearly only liquid you horizontal level is higher than remote only liquid you.
Malleation liquid stopping clamp the most according to claim 1, it is characterised in that: described infusion stand table top closely stops liquid you and is on same level position with only liquid platform.
Malleation liquid stopping clamp the most according to claim 1, it is characterised in that: there is anti-slip veins on described slide block end face.
Malleation liquid stopping clamp the most according to claim 1, it is characterised in that: described slide block is connected with main body by the chute of main body both sides.
Malleation liquid stopping clamp the most according to claim 1, it is characterised in that: described slide block is integrated with only liquid bar.
Malleation liquid stopping clamp the most according to claim 1, it is characterised in that: described main body and the infusion stand being arranged in main body and only liquid platform are integrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610205197.1A CN105854125A (en) | 2016-04-05 | 2016-04-05 | Positive-pressure liquid stopping clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610205197.1A CN105854125A (en) | 2016-04-05 | 2016-04-05 | Positive-pressure liquid stopping clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105854125A true CN105854125A (en) | 2016-08-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610205197.1A Pending CN105854125A (en) | 2016-04-05 | 2016-04-05 | Positive-pressure liquid stopping clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105854125A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106730141A (en) * | 2016-12-23 | 2017-05-31 | 欧阳小青 | A kind of safe type retention needle |
| CN107998484A (en) * | 2017-12-28 | 2018-05-08 | 谢世庚 | Washing pipe formula liquid stopping clamp |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020045863A1 (en) * | 2000-10-13 | 2002-04-18 | Arrabona Midical Kft, Hungary | Idwelling venous cannula |
| KR20090100760A (en) * | 2008-03-21 | 2009-09-24 | 이두용 | Preventive device of back flow for infusion set |
| CN103480060A (en) * | 2013-09-16 | 2014-01-01 | 张丽君 | Convenient medical positive-pressure remaining needle |
| CN203525090U (en) * | 2013-09-26 | 2014-04-09 | 淮安市恒春医疗器材有限公司 | Floating plug type infusion apparatus capable of exhausting air and stopping liquid automatically |
| CN104922760A (en) * | 2015-06-24 | 2015-09-23 | 湛江健力源医疗用品有限公司 | Remaining needle with flow adjuster |
| CN105056341A (en) * | 2015-07-08 | 2015-11-18 | 上海正邦医疗科技有限公司 | Remaining needle capable of providing positive pressure continuously and application method thereof |
| CN206045096U (en) * | 2016-04-05 | 2017-03-29 | 欧阳小青 | Malleation liquid stopping clamp |
-
2016
- 2016-04-05 CN CN201610205197.1A patent/CN105854125A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020045863A1 (en) * | 2000-10-13 | 2002-04-18 | Arrabona Midical Kft, Hungary | Idwelling venous cannula |
| KR20090100760A (en) * | 2008-03-21 | 2009-09-24 | 이두용 | Preventive device of back flow for infusion set |
| CN103480060A (en) * | 2013-09-16 | 2014-01-01 | 张丽君 | Convenient medical positive-pressure remaining needle |
| CN203525090U (en) * | 2013-09-26 | 2014-04-09 | 淮安市恒春医疗器材有限公司 | Floating plug type infusion apparatus capable of exhausting air and stopping liquid automatically |
| CN104922760A (en) * | 2015-06-24 | 2015-09-23 | 湛江健力源医疗用品有限公司 | Remaining needle with flow adjuster |
| CN105056341A (en) * | 2015-07-08 | 2015-11-18 | 上海正邦医疗科技有限公司 | Remaining needle capable of providing positive pressure continuously and application method thereof |
| CN206045096U (en) * | 2016-04-05 | 2017-03-29 | 欧阳小青 | Malleation liquid stopping clamp |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106730141A (en) * | 2016-12-23 | 2017-05-31 | 欧阳小青 | A kind of safe type retention needle |
| CN107998484A (en) * | 2017-12-28 | 2018-05-08 | 谢世庚 | Washing pipe formula liquid stopping clamp |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160817 |