CN100463701C - Flat-laying extrusion pressing type transfusion device - Google Patents
Flat-laying extrusion pressing type transfusion device Download PDFInfo
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- CN100463701C CN100463701C CNB2007101316285A CN200710131628A CN100463701C CN 100463701 C CN100463701 C CN 100463701C CN B2007101316285 A CNB2007101316285 A CN B2007101316285A CN 200710131628 A CN200710131628 A CN 200710131628A CN 100463701 C CN100463701 C CN 100463701C
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- warning circuit
- plate
- piston
- prismatic
- right baffle
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Abstract
The invention relates to a horizontal extrusion infusion device, which extrudes and applies pressure to an infusion bag via a spring to realize infusion process. The device comprises a prism-shaped box body, an extrusion mechanism and an alarm circuit. The invention can be applied in situations in which the infusion bag can not be suspended and avoids inconvenience of traditional infusion in which the infusion bag or infusion bottle are required to be suspended. Three cloth belts for fixation are designed particularly, which can fix the device on stretcher to avoid device instability in shaking, thus the invention is particularly applicable to the infusion for patient wounded in field combat.
Description
Technical field
The present invention relates to a kind of flat-laying extrusion pressing type transfusion device and belong to extrusion pressing type transfusion device, provide squeezing effect to apply pressure to transfusion bag to realize infusion process by clockwork spring.This device is applicable under the situation about transfusion bag can't be hung up because condition is limited, under the special circumstances that the wounded need infuse when being specially adapted to Field Operational.
Background technology
At present, hospital's traditional infusion all is that transfusion bag or infusion bottle are hung on the drip stand, utilizes the effect messenger drug liquid stream of medicinal liquid self gravitation to go in the body.Very easy of this infusion model.But under some special situation, for example the wounded's emergent management then may be because the restriction of condition and can not adopt the traditional infusion method to finish transfusion during Field Operational.In addition, high method of hanging makes by the active scope of transfusion person less relatively, and uses this flat-laying extrusion pressing type transfusion device, has expanded greatly by transfusion person's range of activity, has been brought facility by transfusion person.
The action of gravity that produces except the suspension mechanism that utilizes drip stand realizes the transfusion, can also utilize action of mechanical pressure to produce required pressure and reach the purpose of exempting to hang transfusion in the plastic infusion bag with deformable mechanism.
Summary of the invention
Technical problem: the present invention is in order to overcome existing transfusion device and can't to adapt to the Field Operational environment and the deficiency that can not report to the police automatically being finished in transfusion, a kind of extruding infusion set is provided, this infusion set makes at some and in particular cases also can realize exempting from hanging transfusion, and reports to the police after transfusion is finished.
Technical scheme: the invention provides a kind of flat-laying extrusion pressing type transfusion device, this device comprises prismatic casing, pressing mechanism, warning circuit, and the prismatic casing is horizontally disposed with, and warning circuit is laid on the prismatic box bottom; The prismatic casing comprises prismatic framework, piston base, be provided with right baffle-plate, right baffle plate, bottom baffle plate along prismatic frame front edge of opening, baffle plate middle part, bottom is provided with the tube for transfusion outlet, be provided with chute in right baffle-plate, the right baffle plate, slide damper is arranged in the chute, and piston base is arranged on middle part in the prismatic framework, and piston base is provided with piston groove towards prismatic frame front opening part, the piston groove bottom is provided with the connecting rod passage, and prismatic framework top midpoint is provided with hangs the bag hook; Pressing mechanism comprises pre-tightening mechanism, elastic piston base plate, firm matter connecting rod, elastic piston, elastic piston is arranged in piston groove and the sliding-contact of piston groove inwall, elastic piston sticks on the elastic piston base plate, just connecting rod channel vertical connection elastic piston base plate is passed on matter connecting rod top, and just the matter connecting rod end connects pre-tightening mechanism.
Pre-tightening mechanism in the above-mentioned flat-laying extrusion pressing type transfusion device comprises clockwork spring, spring link, fixed station, clockwork spring switch knob, bottom, back corner angle are provided with the fixed station of mesopore in the prismatic framework, fixed station mesopore both sides are provided with the buckle teeth groove, the hollow buckle teeth end of clockwork spring switch knob passes the fixed station mesopore and the solid buckle teeth end of spring link is slidingly connected, the spring link other end connects clockwork spring the inner, and the clockwork spring outer end connects firm matter connecting rod end.Warning circuit is connected successively by battery, warning on and off switch, emergency alarm bell, warning circuit movable contact, warning circuit fixed contact, protective resistance; between the anode of power supply indicator on and off switch taking alarm and the emergency alarm bell, the negative terminal of power supply indicator connects between protective resistance and the warning circuit fixed contact.Elastic piston is made of rubber, elastic piston base plate and slide damper angle are spent between 20 degree 1, the right baffle-plate inside lower end is provided with the warning circuit fixed contact, be provided with the warning circuit movable contact at elastic piston and right baffle-plate inside lower end corresponding position, sideboard and right baffle-plate inside lower end corresponding position are surrounded by the Metal Contact sheet.
Elastic piston is that elastomeric material is made, and the firm material of elastic piston base plate is made, and under the effect of big pressure, tangible deformation can take place.The length of elastic piston is short than medicinal fluid bag length, the lower end of elastic piston flushes with the medicinal fluid bag lower end, thereby there is certain distance the upper end of the upper end of elastic piston and medicinal fluid bag, thereby guarantees that medicinal fluid bag always has certain space, when transfusion is finished, avoid the air admission human body in the medicinal fluid bag.Just the matter connecting rod is an acute angle with the angle of firm matter connecting plate.Clockwork spring apply make elastic piston extruding transfusion bag than strong elastic in, elastic piston can owing to the angle of elastic piston base plate and sideboard be the design of acute angle be subjected to not waiting up and down stressed, thereby make the deformation of the deformation ratio lower end on the elastic piston little, make elastic piston be trapezoidal, guarantee that medicinal liquid is to push from top to bottom to enter human body, can not report to the police in advance.
Operative installations the time, clockwork spring switch knob is not enclosed within on the spring link inwards, and clockwork spring is in relaxed state; During use, rotation clockwork spring switch knob reaches the degree that needs, and is pulled outwardly out clockwork spring switch knob slightly, and its part is enclosed within on the spring link, and a part is inserted in the fixed station buckle teeth groove, keeps clockwork spring to be in the work oppression state.Can set different values by the number of turns of rotation clockwork spring switch knob, decide on different transfusion bag.
Warning fixed contact end adopts the design of metallic elastic sheet, and movable baffle plate adopts the Metal Contact zone near warning fixed contact corner regions, and the warning movable contact is embedded in a jiao of elastic piston.The warning movable contact that guarantees warning circuit so always contacts well with the warning fixed contact, and warning circuit is effectively worked.
Beneficial effect: this device can make human transfusion not rely on traditional suspension mechanism, in the open air under the adverse circumstances of Zuo Zhaning, or at some during other special situation, transfusion also can be carried out smoothly easily, and when transfusion is finished, report to the police timely and effectively, transfusion safety is carried out.
Description of drawings
Fig. 1 is flat-laying extrusion pressing type transfusion device figure.Prismatic casing 1, prismatic framework 11, top 111, bottom baffle plate 121, right baffle-plate 122, right baffle plate 123, slide damper 124, tube for transfusion outlet 14, chute 15 are wherein arranged, hang bag hook 17, pressing mechanism 2, warning circuit 3, emergency alarm bell 31, warning circuit movable contact 32, warning circuit fixed contact 33, power supply indicator 34.
Fig. 2 is the sectional view of flat-laying extrusion pressing type transfusion device.Bottom, back corner angle 112, piston base 13, piston groove 131, connecting rod passage 16, pre-tightening mechanism 21, elastic piston base plate 22, firm matter connecting rod 23, elastic piston 24 are wherein arranged.
Fig. 3 is the warning circuit figure of flat-laying extrusion pressing type transfusion device.Emergency alarm bell 31, warning circuit movable contact 32, warning circuit fixed contact 33, power supply indicator 34, battery 35, warning on and off switch 36, protective resistance 37 are wherein arranged.
Fig. 4 is the pre-tightening mechanism figure of pressing mechanism.Firm matter connecting rod 23, clockwork spring 211, spring link 212, fixed station 213, clockwork spring switch knob 214, solid buckle teeth end 241, fixed station mesopore 251, buckle teeth groove 252, hollow buckle teeth end 261 are wherein arranged.
Fig. 5 is the contact connection layout in the warning circuit.Wherein flexible piston 24, warning circuit movable contact 32, warning circuit fixed contact 33, right baffle-plate 122, slide damper 124, Metal Contact sheet 125.
The specific embodiment
Flat-laying extrusion pressing type transfusion device comprises prismatic casing 1, pressing mechanism 2, warning circuit 3, and prismatic casing 1 is horizontally disposed with, and warning circuit 3 is laid on prismatic casing 1 bottom; Prismatic casing 1 comprises prismatic framework 11, piston base 13, be provided with right baffle-plate 122 along prismatic framework 11 open front edges, right baffle plate 123, bottom baffle plate 121, baffle plate 121 middle parts in bottom are provided with tube for transfusion outlet 14, right baffle-plate 122, be provided with chute 15 in the right baffle plate 123, slide damper 124 is arranged in the chute 15, piston base 13 is arranged on middle part in the prismatic framework 11, piston base 13 is provided with piston groove 131 towards prismatic framework 11 open front places, piston groove 131 bottoms are provided with connecting rod passage 16, and prismatic framework 11 tops 111 midpoint are provided with hangs bag hook 17; Pressing mechanism 2 comprises pre-tightening mechanism 21, elastic piston base plate 22, firm matter connecting rod 23, elastic piston 24, elastic piston 24 is arranged in piston groove 131 and piston groove 131 inwall sliding-contacts, elastic piston 24 sticks on the elastic piston base plate 22, just the connecting rod passage 16 vertical elastic piston base plates 22 that connect are passed on matter connecting rod 23 tops, just the matter connecting rod 23 terminal pre-tightening mechanisms 21 that connect.
Wherein pre-tightening mechanism 21 comprises clockwork spring 211, spring link 212, fixed station 213, clockwork spring switch knob 214, bottom, back corner angle 112 are provided with the fixed station 213 of mesopore in the prismatic framework 11, fixed station mesopore 251 both sides are provided with buckle teeth groove 252, the hollow buckle teeth end 261 of clockwork spring switch knob 214 passes fixed station mesopore 251 and is slidingly connected with spring link 212 solid buckle teeth ends 241, spring link 212 other ends connect clockwork spring 211 the inners, and clockwork spring 211 outer ends connect firm matter connecting rod 23 ends.
Warning circuit 3 is connected successively by battery 35, warning on and off switch 36, emergency alarm bell 31, warning circuit movable contact 32, warning circuit fixed contact 33, protective resistance 37; between the anode of power supply indicator 34 on and off switch 36 taking alarm and the emergency alarm bell 31, the negative terminal of power supply indicator 34 connects between protective resistance 37 and the warning circuit fixed contact 33.
During transfusion, will adorn transfusion bag outward earlier and disposable transfusion device couples together.Draw back sideboard 124 then, transfusion bag is put into device, sideboard 124 then closes.Tighten clockwork spring 211 by clockwork spring switch knob 214, outwards pull out clockwork spring switch knob 214 then slightly, it is fixed on the fixed station 213, guarantee that clockwork spring 211 is in the work oppression state, transfusion just can have been carried out.The warning circuit power supply is 3 volts, opens warning on and off switch 36, and alarm lamp 34 is bright, and warning circuit is started working.In the infusion process, can regulate transfusion speed by flow regulator.When transfusion was finished, warning circuit movable contact 32 and warning circuit fixed contact 33 were connected, and emergency alarm bell 31 sends the warning the tinkle of bells.
With in emergency circumstances transporting the wounded, for avoiding jolting of stretcher, can with three of bottom of device fixedly strap device is fixed on the stretcher.
Claims (4)
1. a flat-laying extrusion pressing type transfusion device is characterized in that this device comprises prismatic casing (1), pressing mechanism (2), warning circuit (3), and prismatic casing (1) is horizontally disposed with, and warning circuit (3) is laid on the bottom in the prismatic casing (1); Prismatic casing (1) comprises prismatic framework (11), piston base (13), be provided with right baffle-plate (122) along prismatic framework (11) open front edge, right baffle plate (123), bottom baffle plate (121), bottom baffle plate (121) middle part is provided with tube for transfusion outlet (14), right baffle-plate (122), be provided with chute (15) in the right baffle plate (123), slide damper (124) is arranged in the chute (15), piston base (13) is arranged on middle part in the prismatic framework (11), piston base (13) is provided with piston groove (131) towards prismatic framework (11) open front place, piston groove (131) bottom is provided with connecting rod passage (16), and prismatic framework (11) top (111) midpoint is provided with hangs bag hook (17); Pressing mechanism (2) comprises pre-tightening mechanism (21), elastic piston base plate (22), firm matter connecting rod (23), elastic piston (24), elastic piston (24) is arranged in piston groove (131) and piston groove (131) inwall sliding-contact, elastic piston (24) sticks on the elastic piston base plate (22), firm matter connecting rod (23) top is passed connecting rod passage (16) and is vertically connected elastic piston base plate (22), just the terminal pre-tightening mechanism (21) that connects of matter connecting rod (23).
2. flat-laying extrusion pressing type transfusion device according to claim 1, it is characterized in that pre-tightening mechanism (21) comprises clockwork spring (211), spring link (212), fixed station (213), clockwork spring switch knob (214), back bottom corner angle (112) are provided with the fixed station (213) of mesopore in the prismatic framework (11), fixed station mesopore (251) both sides are provided with buckle teeth groove (252), the hollow buckle teeth end (261) of clockwork spring switch knob (214) passes fixed station mesopore (251) and is slidingly connected with the solid buckle teeth end of spring link (212) (241), spring link (212) other end connects clockwork spring (211) the inner, and clockwork spring (211) outer end connects firm matter connecting rod (23) end.
3. flat-laying extrusion pressing type transfusion device according to claim 1; it is characterized in that warning circuit (3) connected successively by battery (35), warning on and off switch (36), emergency alarm bell (31), warning circuit movable contact (32), warning circuit fixed contact (33), protective resistance (37); between the anode on and off switch taking alarm (36) and emergency alarm bell (31) of power supply indicator (34), the negative terminal of power supply indicator (34) connects between protective resistance (37) and the warning circuit fixed contact (33).
4. flat-laying extrusion pressing type transfusion device according to claim 1, it is characterized in that elastic piston (24) is made of rubber, elastic piston base plate (22) and slide damper (124) angle are spent between 20 degree 1, right baffle-plate (122) inside lower end is provided with warning circuit fixed contact (33), the elastic piston (24) corresponding with right baffle-plate (122) inside lower end is provided with warning circuit movable contact (32), is surrounded by Metal Contact sheet (125) on the sideboard (124) corresponding with right baffle-plate (122) inside lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101316285A CN100463701C (en) | 2007-09-07 | 2007-09-07 | Flat-laying extrusion pressing type transfusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101316285A CN100463701C (en) | 2007-09-07 | 2007-09-07 | Flat-laying extrusion pressing type transfusion device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101116758A CN101116758A (en) | 2008-02-06 |
| CN100463701C true CN100463701C (en) | 2009-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101316285A Expired - Fee Related CN100463701C (en) | 2007-09-07 | 2007-09-07 | Flat-laying extrusion pressing type transfusion device |
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| Country | Link |
|---|---|
| CN (1) | CN100463701C (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5554123A (en) * | 1994-10-31 | 1996-09-10 | Glenn Herskowitz | Portable infusion pump |
| CN2639560Y (en) * | 2003-09-15 | 2004-09-08 | 林宜辉 | Liquid transfer pump |
| CN2705174Y (en) * | 2003-12-16 | 2005-06-22 | 汤铁 | Air inflation automatic bag type transfusion system |
| CN2892110Y (en) * | 2006-04-18 | 2007-04-25 | 林荣华 | Transfusion apparatus |
-
2007
- 2007-09-07 CN CNB2007101316285A patent/CN100463701C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5554123A (en) * | 1994-10-31 | 1996-09-10 | Glenn Herskowitz | Portable infusion pump |
| CN2639560Y (en) * | 2003-09-15 | 2004-09-08 | 林宜辉 | Liquid transfer pump |
| CN2705174Y (en) * | 2003-12-16 | 2005-06-22 | 汤铁 | Air inflation automatic bag type transfusion system |
| CN2892110Y (en) * | 2006-04-18 | 2007-04-25 | 林荣华 | Transfusion apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101116758A (en) | 2008-02-06 |
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Granted publication date: 20090225 Termination date: 20110907 |