CN110141720A - A kind of operating room transfusion bags heat-insulating pressurizing device - Google Patents
A kind of operating room transfusion bags heat-insulating pressurizing device Download PDFInfo
- Publication number
- CN110141720A CN110141720A CN201910543035.2A CN201910543035A CN110141720A CN 110141720 A CN110141720 A CN 110141720A CN 201910543035 A CN201910543035 A CN 201910543035A CN 110141720 A CN110141720 A CN 110141720A
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- China
- Prior art keywords
- transfusion bags
- airbag
- operating room
- bag
- sliding
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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
- A61M5/142—Pressure infusion, e.g. using pumps
- A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
- A61M5/155—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by gas introduced into the reservoir
-
- 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
- A61M5/44—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 having means for cooling or heating the devices or media
- A61M5/445—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 having means for cooling or heating the devices or media the media being heated in the reservoir, e.g. warming bloodbags
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/36—General characteristics of the apparatus related to heating or cooling
Abstract
The present invention relates to a kind of operating room transfusion bags heat-insulating pressurizing devices, including rack, air bag, air valve, tracheae, pressurizing ball, surplus extruding device and inlet chamber, air bag is arranged with inside the rack, installation has a margin extruding device on the upside of the front end of air bag, inlet chamber is equipped with inside rack, the lower end of inlet chamber is communicated with tracheae, and the lower end of tracheae is connected by air valve with pressurizing ball.When the present invention can solve existing infusion pressurization bag to transfusion bags pressurization, existing transfusion bags are rectangular bag, since the blood viscosity in transfusion bags is larger, after existing infusion pressurization bag carries out pressurized blood transfusion to transfusion bags, often fail to be expressed at four dead angles in transfusion bags to remain conveying blood, cause the waste of part conveying blood, since the blood temperature in transfusion bags is lower, it is had a certain difference with human body temperature, when transfusion speed is very fast, the blood of lower temperature has often resulted in the problems such as the sense of discomfort of personnel when entering internal.
Description
Technical field
The present invention relates to heat-insulating pressurizing apparatus field, in particular to a kind of operating room transfusion bags heat-insulating pressurizing device.
Background technique
Quick-pressing blood transfusion is carried out to personnel to convenient by having infusion pressurization bag in operating room, with help blood,
The bag liquids such as blood plasma, cardioplegia enter human body as early as possible, and existing infusion pressurization bag personnel pinch ball by hand and inflate, gas
To carry out pressurized blood transfusion to infusion bag in into the air bag of infusion pressurization bag, still, existing infusion pressurization bag is when in use
Can usually following problems be encountered:
1, existing transfusion bags are rectangular bag, since the blood viscosity in transfusion bags is larger, existing infusion pressurization bag pair
After transfusion bags carry out pressurized blood transfusion, often fails to be expressed at four dead angles in transfusion bags to remain conveying blood, make
The waste of blood is conveyed at part；2, it since the blood temperature in transfusion bags is lower, is had a certain difference with human body temperature,
When transfusion speed is very fast, the blood of lower temperature has often resulted in the sense of discomfort of personnel when entering internal.
Summary of the invention
(1) technical problems to be solved
When the present invention can solve existing infusion pressurization bag to transfusion bags pressurization, existing transfusion bags are rectangular bag, due to
Blood viscosity in transfusion bags is larger, after existing infusion pressurization bag carries out pressurized blood transfusion to transfusion bags, four in transfusion bags
Often fail to be expressed at dead angle to remain conveying blood, the waste of part conveying blood is caused, due in transfusion bags
Blood temperature it is lower, had a certain difference with human body temperature, when transfusion speed is very fast, the blood of lower temperature enters body
The problems such as the sense of discomfort of personnel have been often resulted in when interior.
(2) technical solution
To achieve the goals above, the invention adopts the following technical scheme: a kind of operating room transfusion bags heat-insulating pressurizing device,
Including rack, air bag, air valve, tracheae, pressurizing ball, surplus extruding device and inlet chamber, it is arranged with inside the rack
Air bag, the front end upside installation of air bag have a margin extruding device, are equipped with inlet chamber inside rack, the lower end of inlet chamber is communicated with
The lower end of tracheae, tracheae is connected by air valve with pressurizing ball.
The rack includes hanger and two card slots, and there are two card slots for the left and right ends installation of hanger, and card slot is
Isosceles trapezoidal structure, the upper end of hanger are equipped with hook, and the lower end of hanger is uniformly provided with placing groove, and the front end face of hanger is equipped with heat preservation
Slot.
The air bag includes two connecting plates, two fixture blocks, No.1 airbag, two No.1 pressing plates, No. two airbags, two two
Number gas plate and two connecting tubes are connected with No.1 airbag between two connecting plates, and the lower section of No.1 airbag is equipped with No. two airbags, No. two gas
Bag is mounted between two connecting plates, the installation of the left and right sides of No.1 airbag lower end there are two No.1 pressing plate, No. two airbag upper ends
Left and right sides installation is there are two No. two gas plates, and the outer end of connecting plate is equipped with fixture block, and the left and right ends of No.1 airbag are connect with two
Pipe is connected, and connecting tube is communicated with inlet chamber, and fixture block is isosceles trapezoidal structure, and fixture block is located in card slot, when specific works, manually
Fixture block, which is caught in card slot, is inserted into air bag integrally in rack, and connecting tube ensure that the disengaging of gas, artificial pinching pressurizing ball
To which gas is filled in No.1 airbag and No. two airbags.
The surplus extruding device include plastics sliding slot, sliding block, two sliding sashes, sliding panel, by pressure rack, reset spring and
Frame is extruded, plastics sliding slot is symmetrically mounted on the upper end of No.1 airbag, and plastics sliding slot is connected by way of being slidably matched with sliding block,
The upper end of sliding block is equipped with sliding sash by pin shaft, sliding panel is installed between two sliding sashes, the middle part of sliding panel is by being slidably matched
Mode be connected with by pressure rack, by reset spring is connected between pressure rack and sliding panel, extrusion frame is installed by the lower end of pressure rack, have
When body running, artificial pressing to extrude frame pushing by pressure rack to squeeze out and transfer out remaining infusion.
Preferably, the No.1 airbag is from the left and right sides to centre in gradually acclivitous structure, and No.1 airbag
Middle part be the convex structure of arc.
Preferably, offer inflatable chamber in the No.1 airbag, the thickness of inflatable chamber from left and right ends to it is intermediate gradually
Reduce so that the gas that inflatable chamber two sides are filled with when gas is filled with is more, the gas in the middle part of inflatable chamber is filled with less, guarantee remnants
Infusion is eventually collected in the middle part of transfusion bags.
Preferably, the left and right ends of the No.1 airbag are set there are two on-tube, and on-tube is communicated with inflatable chamber, is connect
The outer wall of siphunculus is equipped with helicitic texture, and the gas being pressed by pressurizing ball enters No.1 airbag after inflatable chamber, on-tube
It is interior.
Preferably, the No.1 pressing plate is made with No. two gas plates of stainless steel material, stainless steel material it is harder to
Ensure to squeeze out the infusion in transfusion bags at dead angle, No.1 airbag is made with No. two airbags by nylon facing material is strengthened.
Preferably, No. two airbags are V-structure, and the inside of No. two airbags is offered into chamber.
Preferably, plastic conduit is offered in the middle part of No. two airbags, plastic conduit is communicated with into chamber, firmly
The inside of matter plastic tube is surrounded with rubber tube, the gas being filled with enter by plastic conduit and after entering chamber in No. two airbags from
And it ensure that the pressurization to transfusion bags lower end.
Preferably, the inner wall left end of the connecting tube is equipped with helicitic texture, and the outer wall right end of connecting tube is equipped with screw thread knot
Structure, connecting tube are connected by the kind of drive of screw thread with inlet chamber.
Preferably, the lower end of the connecting tube offers connectivity slot, and connectivity slot, which plays, limits gas disengaging
Effect, the inner end of connectivity slot inner connection tube are hatch frame, and the outer end of connecting tube, which is equipped with, turns handle, and personnel is facilitated to rotate.
Preferably, the extrusion frame is made of the manganese steel of arcuate structure, and frame is extruded made of manganese steel has centainly tough
Property can ensure that and extrude when frame pushes in straight panel state, when reset arc-shaped state, the lower end surface for extruding frame is equipped with rubber block, rubber
Smooth pad pasting is posted in the lower end surface of block, and smooth pad pasting reduces the abrasion for extruding frame lower end surface to No.1 airbag.
(3) beneficial effect
1, a kind of operating room transfusion bags heat-insulating pressurizing device provided by the invention, the No.1 pressure made of stainless steel material
Plate, No. two gas plates squeeze the blood at transfusion bags dead angle, using the thin special construction in the thick middle part in inflatable chamber two sides to
The blood of extrusion is collected to transfusion bags middle part, the extrusion conveying of remained blood is ensure that, reduces waste, by heat preservation tank
It is pasted into warmer patch inside to heat up to conveying liquid, avoids conveying liquid and be transported to the sense of discomfort for causing personnel in vivo；
2, a kind of operating room transfusion bags heat-insulating pressurizing device provided by the invention, surplus extruding device of the present invention are logical
It crosses the pressing of external force and then frame will be extruded and push, the extrusion frame after pushing collects the residual blood collected in the middle part of infusion bag
Middle extrusion simultaneously conveys into the human body.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is cross-sectional view of the invention；
Fig. 3 is the cross-sectional view of air bag of the present invention (in addition to connecting tube)；
Fig. 4 is the X of Fig. 2 of the present invention to partial enlarged view；
Fig. 5 is the Y-direction partial enlarged view of Fig. 1 of the present invention；
Fig. 6 is pressurization flow chart of the present invention to transfusion bags.
Specific embodiment
Below with reference to the accompanying drawings the embodiment of the present invention is illustrated.In the process, for ensure illustrate definition and
Convenience, we may the width to lines in diagram or constituent element the mark exaggerated of size.
In addition, term hereinafter is defined based on the function in the present invention, it can be according to the intention of user, fortune user
Or convention and difference.Therefore, these terms are defined based on the full content of this specification.
As shown in Figures 1 to 6, a kind of operating room transfusion bags heat-insulating pressurizing device, including rack 1, air bag 2, air valve 3,
Tracheae 4, pressurizing ball 5, surplus extruding device 6 and inlet chamber 7 are arranged with air bag 2, the front end of air bag 2 inside the rack 1
Upside installation has a margin extruding device 6, is equipped with inlet chamber 7 inside rack 1, the lower end of inlet chamber 7 is communicated with tracheae 4, tracheae 4
Lower end be connected with pressurizing ball 5 by air valve 3.
The rack 1 includes hanger 11 and two card slots 12, and the left and right ends of hanger 11 are installed there are two card slot 12,
And card slot 12 is isosceles trapezoidal structure, the upper end of hanger 11 is equipped with hook, and the lower end of hanger 11 is uniformly provided with placing groove, hanger 11
Front end face be equipped with heat preservation tank.
The air bag 2 includes two connecting plates, 21, two fixture blocks 22, the gas of No.1 pressing plate 24, two of No.1 airbag 23, two
Bag 25, two No. two gas plates 26 and two connecting tubes 27, are connected with No.1 airbag 23 between two connecting plates 21, under No.1 airbag 23
Side is equipped with No. two airbags 25, and No. two airbags 25 are mounted between two connecting plates 21, the left and right sides installation of 23 lower end of No.1 airbag
There are two No.1 pressing plate 24, there are two No. two gas plates 26, the outer end of connecting plate 21 is pacified for the left and right sides installation of No. two 25 upper ends of airbag
Equipped with fixture block 22, the left and right ends of No.1 airbag 23 are connected with two connecting tubes 27, and connecting tube 27 is communicated with inlet chamber 7, fixture block
22 be isosceles trapezoidal structure, and fixture block 22 is located in card slot 12, and when specific works, fixture block 22, which is manually caught in card slot 12, makes to bring about the desired sensation
In the whole insertion rack 1 of capsule 2, connecting tube 27 ensure that the disengaging of gas, and artificial pinching pressurizing ball 5 is to be filled with one for gas
In number airbag 23 and No. two airbags 25.
The No.1 airbag 23 from the left and right sides to centre in gradually acclivitous structure, and in No.1 airbag 23
Portion is that the convex structure of arc is pressed against the infusion of residual blood in the middle part of transfusion bags.
Inflatable chamber is offered in the No.1 airbag 23, the thickness of inflatable chamber is gradually reduced from left and right ends to centre to be made
The gas gas that inflatable chamber two sides are filled with when being filled with is more, the gas in the middle part of inflatable chamber is filled with less, guarantees remaining infusion most
It is gathered in the middle part of transfusion bags eventually.
The left and right ends of the No.1 airbag 23 are set there are two on-tube, and on-tube is communicated with inflatable chamber, on-tube
Outer wall be equipped with helicitic texture, the gas being pressed by pressurizing ball 5 after inflatable chamber, on-tube enter No.1 airbag 23
It is interior.
The No.1 pressing plate 24 is made with No. two gas plates 26 of stainless steel material, stainless steel material it is harder so that it is guaranteed that
Infusion at dead angle in transfusion bags is squeezed out, No.1 airbag 23 is made with No. two airbags 25 by nylon facing material is strengthened, and strengthens Buddhist nun
No.1 airbag 23 made of imperial fabric and No. two airbags 25 avoid the effect that gas leaked out and improved heat preservation.
No. two airbags 25 are V-structure, and the inside of No. two airbags 25 is offered into chamber.
The middle part of No. two airbags 25 offers plastic conduit, and plastic conduit is communicated with into chamber, hard modeling
The inside of expects pipe is surrounded with rubber tube, the gas being filled with enter by plastic conduit and after entering chamber in No. two airbags 25 to
It ensure that the pressurization to transfusion bags lower end.
The inner wall left end of the connecting tube 27 is equipped with helicitic texture, and the outer wall right end of connecting tube 27 is equipped with helicitic texture,
Connecting tube 27 is connected by the kind of drive of screw thread with inlet chamber 7.
The lower end of the connecting tube 27 offers connectivity slot, and connectivity slot, which plays the role of passing in and out gas, to be limited,
The inner end of connectivity slot inner connection tube 27 is hatch frame, and the outer end of connecting tube 27, which is equipped with, turns handle, and personnel is facilitated to rotate.
The surplus extruding device 6 includes plastics sliding slot 61,62, two sliding sashes 63 of sliding block, sliding panel 64, presses pressure rack
65, reset spring 66 and extrusion frame 67, plastics sliding slot 61 are symmetrically mounted on the upper end of No.1 airbag 23, and plastics sliding slot 61 passes through cunning
The mode of dynamic cooperation is connected with sliding block 62, and the upper end of sliding block 62 is equipped with sliding sash 63 by pin shaft, is installed between two sliding sashes 63
Sliding panel 64, the middle part of sliding panel 64 are connected by way of being slidably matched with by pressure rack 65, by pressure rack 65 and sliding panel 64 it
Between be connected with reset spring 66, be equipped with by the lower end of pressure rack 65 and extrude frame 67, when specific works, artificial pressing is made by pressure rack 65
Frame 67 is extruded to push that remaining infusion is squeezed out and transferred out.
The extrusion frame 67 is made of the manganese steel of arcuate structure, and frame 67 is extruded made of manganese steel has certain toughness can
Ensure to extrude when frame 67 pushes in straight panel state, when reset arc-shaped state, the lower end surface for extruding frame 67 is equipped with rubber block, rubber
Smooth pad pasting is posted in the lower end surface of block, and smooth pad pasting reduces the abrasion for extruding 67 lower end surface of frame to No.1 airbag 23.
When work:
S1, manually existing warmer is pasted into heat preservation tank, fixture block 22 is manually caught in card slot 12 and makes air bag 2 whole
It is inserted into rack 1；
S2, transfusion bags are manually hung over into hook above and rack 1 is suspended on existing infusion support upper end；
S3, artificial pinching pressurizing ball 5 so that gas is filled in No.1 airbag 23 and No. two airbags 25, No.1 airbag 23 and
No. two airbags 25 are gradually heaved to pressurize to the infusion in transfusion bags, and warmer patch carries out heating and thermal insulation to transfusion bags and avoids
Cause discomfort when in ice-cold infusion entry personnel's body；
S4, when in transfusion bags also there are remnants infusion when, manually press by pressure rack 65 make extrude frame 67 push to will
Remaining infusion is squeezed out and is conveyed into the human body.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of operating room transfusion bags heat-insulating pressurizing device, including rack (1), air bag (2), air valve (3), tracheae (4), pressurization
Ball (5), surplus extruding device (6) and inlet chamber (7), it is characterised in that: air bag (2) are arranged with inside the rack (1),
Installation has a margin extruding device (6) on the upside of the front end of air bag (2), is equipped with inlet chamber (7) inside rack (1), inlet chamber (7)
Lower end is communicated with tracheae (4), and the lower end of tracheae (4) is connected by air valve (3) with pressurizing ball (5)；
The rack (1) includes hanger (11) and two card slots (12), and there are two cards for the left and right ends installation of hanger (11)
Slot (12), and card slot (12) is isosceles trapezoidal structure, the upper end of hanger (11) is equipped with hook, and the lower end of hanger (11) is uniformly provided with
The front end face of placing groove, hanger (11) is equipped with heat preservation tank；
The air bag (2) include two connecting plates (21), two fixture blocks (22), No.1 airbag (23), two No.1 pressing plates (24),
No. two airbags (25), two No. two gas plates (26) and two connecting tubes (27) are connected with No.1 airbag between two connecting plates (21)
(23), the lower section of No.1 airbag (23) is equipped with No. two airbags (25), and No. two airbags (25) are mounted between two connecting plates (21), and one
There are two No.1 pressing plate (24), the left and right sides installations of No. two airbag (25) upper ends for the left and right sides installation of number airbag (23) lower end
There are two No. two gas plates (26), the outer end of connecting plate (21) is equipped with fixture block (22), the left and right ends of No.1 airbag (23) with two
Connecting tube (27) is connected, and connecting tube (27) is communicated with inlet chamber (7), and fixture block (22) is isosceles trapezoidal structure, and fixture block (22) position
In card slot (12)；
The surplus extruding device (6) includes plastics sliding slot (61), sliding block (62), two sliding sashes (63), sliding panel (64), presses
Pressure rack (65), reset spring (66) and extrusion frame (67), plastics sliding slot (61) are symmetrically mounted on the upper end of No.1 airbag (23), mould
Material sliding slot (61) is connected by way of being slidably matched with sliding block (62), and the upper end of sliding block (62) is equipped with sliding sash by pin shaft
(63), it is installed with sliding panel (64) between two sliding sashes (63), the middle part of sliding panel (64) is by way of being slidably matched and pressing
Frame (65) is connected, and by reset spring (66) are connected between pressure rack (65) and sliding panel (64), is equipped with by the lower end of pressure rack (65)
It extrudes frame (67).
2. a kind of operating room transfusion bags heat-insulating pressurizing device according to claim 1, it is characterised in that: the No.1 gas
Bag (23) is from the left and right sides to centre in gradually acclivitous structure, and the middle part of No.1 airbag (23) is the convex knot of arc
Structure.
3. a kind of operating room transfusion bags heat-insulating pressurizing device according to claim 1, it is characterised in that: the No.1 gas
Inflatable chamber is offered in bag (23), the thickness of inflatable chamber is gradually reduced from left and right ends to centre.
4. a kind of operating room transfusion bags heat-insulating pressurizing device according to claim 1, it is characterised in that: the No.1 gas
The left and right ends of bag (23) are set there are two on-tube, and on-tube is communicated with inflatable chamber, and the outer wall of on-tube is equipped with screw thread knot
Structure.
5. a kind of operating room transfusion bags heat-insulating pressurizing device according to claim 1, it is characterised in that: the No.1 pressure
Plate (24) is made with No. two gas plates (26) of stainless steel material, and No.1 airbag (23) is with No. two airbags (25) by reinforcing nylon
Fabric is made.
6. a kind of operating room transfusion bags heat-insulating pressurizing device according to claim 1, it is characterised in that: No. two gas
Bag (25) is V-structure, and the inside of No. two airbags (25) is offered into chamber.
7. a kind of operating room transfusion bags heat-insulating pressurizing device according to claim 1, it is characterised in that: No. two gas
Plastic conduit is offered in the middle part of bag (25), plastic conduit is communicated with into chamber, and the inside of plastic conduit is surrounded with rubber
Sebific duct.
8. a kind of operating room transfusion bags heat-insulating pressurizing device according to claim 1, it is characterised in that: the connecting tube
(27) inner wall left end is equipped with helicitic texture, and the outer wall right end of connecting tube (27) is equipped with helicitic texture, and connecting tube (27) passes through spiral shell
The kind of drive of line is connected with inlet chamber (7).
9. a kind of operating room transfusion bags heat-insulating pressurizing device according to claim 1, it is characterised in that: the connecting tube
(27) lower end offers connectivity slot, and the inner end of connecting tube (27) is hatch frame, and the outer end of connecting tube (27), which is equipped with, to be turned
Handle.
10. a kind of operating room transfusion bags heat-insulating pressurizing device according to claim 1, it is characterised in that: the extrusion
Frame (67) is made of the manganese steel of arcuate structure, and the lower end surface for extruding frame (67) is equipped with rubber block, and light is posted in the lower end surface of rubber block
Sliding pad pasting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910543035.2A CN110141720B (en) | 2019-06-21 | 2019-06-21 | Operating room blood transfusion bag heat preservation pressure device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910543035.2A CN110141720B (en) | 2019-06-21 | 2019-06-21 | Operating room blood transfusion bag heat preservation pressure device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110141720A true CN110141720A (en) | 2019-08-20 |
| CN110141720B CN110141720B (en) | 2021-04-27 |
Family
ID=67596234
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910543035.2A Active CN110141720B (en) | 2019-06-21 | 2019-06-21 | Operating room blood transfusion bag heat preservation pressure device |
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| CN (1) | CN110141720B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112790980A (en) * | 2021-01-22 | 2021-05-14 | 江苏弘积医疗器械有限公司 | Anti-drop blood transfusion bag |
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| CN110141720B (en) | 2021-04-27 |
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