CN113908400A - Blood leakage detection device - Google Patents
Blood leakage detection device Download PDFInfo
- Publication number
- CN113908400A CN113908400A CN202010656874.8A CN202010656874A CN113908400A CN 113908400 A CN113908400 A CN 113908400A CN 202010656874 A CN202010656874 A CN 202010656874A CN 113908400 A CN113908400 A CN 113908400A
- Authority
- CN
- China
- Prior art keywords
- detection device
- catheter
- light
- leakage detection
- blood leakage
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- 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.)
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Classifications
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- 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
- A61M25/00—Catheters; Hollow probes
-
- 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
- A61M2205/15—Detection of leaks
Abstract
The invention discloses a blood leakage detection device, comprising: a housing; and a mounting bracket received in the housing and having a catheter receiving channel. The blood leakage detection device further comprises a shading sliding cover, wherein the shading sliding cover is arranged between the mounting bracket and the shell in a front-back sliding mode and is used for opening and closing the top opening of the catheter accommodating groove. The invention can reduce or eliminate the gap between the shading sliding cover and the catheter, thereby reducing the interference of natural light and improving the sensitivity of blood leakage detection. In addition, the shading sliding cover can reduce the volume of the whole blood leakage detection device, shorten the assembly length of the catheter in the blood leakage detection device, and is easy for medical personnel to operate.
Description
Technical Field
The present invention relates to a blood leakage detection device.
Background
Most of the existing blood leakage detection devices on the market do not have a shading cover. Some blood leak detection devices have a top light shield rotatably mounted to a housing. When the top shading cover is closed, a larger gap exists between the top shading cover and the liquid guide pipe, natural light can enter the gap, the light of the light emitter is directly interfered, and the detection sensitivity of the blood leakage detection device is reduced. In addition, the use of a top light shield can result in an over-sized blood leak detection device, which can result in a catheter that is too long to fit within the housing, making assembly cumbersome for medical personnel.
Disclosure of Invention
An object of the present invention is to solve at least one of the above problems and disadvantages in the prior art.
According to an aspect of the present invention, there is provided a blood leakage detection apparatus including: a housing; and a mounting bracket received in the housing and having a catheter receiving channel. The blood leakage detection device further comprises a shading sliding cover, wherein the shading sliding cover is arranged between the mounting bracket and the shell in a front-back sliding mode and is used for opening and closing the top opening of the catheter accommodating groove.
According to an exemplary embodiment of the present invention, a sliding groove is defined between the top wall of the housing and the top plate of the mounting bracket, and the light blocking slide cover is slidably mounted in the sliding groove.
According to another exemplary embodiment of the present invention, a first recess portion is formed on a bottom surface of the light blocking slide cover, an elastic arm is formed on a top plate of the mounting bracket, and a protrusion portion is formed on a tip end of the elastic arm; when the shading sliding cover slides to the closing position for closing the catheter accommodating groove, the convex part and the first concave part are buckled together to keep the shading sliding cover at the closing position.
According to another exemplary embodiment of the present invention, a second recess portion is further formed on a bottom surface of the light shielding slide cover; when the shading sliding cover slides to the opening position for opening the catheter accommodating groove, the convex part and the second concave part are buckled together to keep the shading sliding cover at the opening position.
According to another exemplary embodiment of the present invention, the light shielding slide cover has a plate-shaped body portion and an upwardly convex operating portion formed on the plate-shaped body portion, an opening is formed on a top wall of the housing, and the operating portion is exposed through the opening, so that the light shielding slide cover can be opened or closed by pushing the operating portion.
According to another exemplary embodiment of the invention, a notch corresponding to a catheter receiving groove on the mounting bracket is formed on the housing, through which a catheter can be placed into the catheter receiving groove.
According to another exemplary embodiment of the present invention, the blood leakage detection apparatus further comprises:
a light emitter mounted on the mounting bracket and located on one side of the catheter receiving channel; and the light receiver is arranged on the mounting bracket and positioned on the other side of the catheter accommodating groove, and the light emitted by the light emitter is received by the light receiver after passing through the catheter accommodating groove.
According to another exemplary embodiment of the present invention, first and second mounting chambers matched with the light emitter and the light receiver, respectively, are formed on the mounting bracket, and the light emitter and the light receiver are mounted in the first and second mounting chambers, respectively.
According to another exemplary embodiment of the present invention, a first window corresponding to the light emitter is formed on a side wall of one side of the catheter accommodation groove, and a first light-transmitting sheet is mounted on the first window to isolate the light emitter from the catheter accommodation groove, so that leakage liquid can be prevented from flowing onto the light emitter.
According to another exemplary embodiment of the present invention, a second window corresponding to the light receiver is formed on the other side wall of the catheter accommodation groove, and a second light-transmitting sheet is mounted on the second window to isolate the light receiver from the catheter accommodation groove, so that the leaked liquid can be prevented from flowing onto the light receiver.
According to another exemplary embodiment of the present invention, the blood leakage detection device further includes a circuit board accommodated in the housing, the mounting bracket is fixed to the circuit board, and the light emitter and the light receiver are electrically connected to the circuit board.
According to another exemplary embodiment of the present invention, a positioning post is formed at a bottom of the mounting bracket, the positioning post being adapted to be inserted into a positioning hole on the circuit board.
According to another exemplary embodiment of the present invention, coupling lugs adapted to be screwed to the circuit board by screws are formed at both sides of the bottom of the mounting bracket.
According to another exemplary embodiment of the present invention, the mounting bracket, the optical transmitter, the optical receiver, and the circuit board are assembled together and integrally mounted into the housing.
According to another exemplary embodiment of the present invention, when the shutter slider is slid to the closed position closing the catheter receiving groove, the bottom surface of the shutter slider may be brought into contact with the catheter accommodated in the catheter receiving groove.
In the foregoing exemplary embodiments of the present invention, the gap between the light-shielding sliding cover and the catheter may be reduced or eliminated, so that the interference of natural light can be reduced, and the blood leakage detection sensitivity can be improved. In addition, the shading sliding cover can reduce the volume of the whole blood leakage detection device, shorten the assembly length of the catheter in the blood leakage detection device, and is easy for medical personnel to operate.
Other objects and advantages of the present invention will become apparent from the following description of the invention which refers to the accompanying drawings, and may assist in a comprehensive understanding of the invention.
Drawings
FIG. 1 shows a schematic perspective view of a blood leak detection device according to an exemplary embodiment of the present invention;
FIG. 2 shows a longitudinal cross-sectional view of the blood leakage detecting device of FIG. 1 in the front-rear direction;
fig. 3 is a perspective view showing the light-shielding slide cover and the mounting bracket of the blood leakage detecting device shown in fig. 2.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings. In the specification, the same or similar reference numerals denote the same or similar components. The following description of the embodiments of the present invention with reference to the accompanying drawings is intended to explain the general inventive concept of the present invention and should not be construed as limiting the invention.
Furthermore, in the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the disclosure. It may be evident, however, that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are shown in schematic form in order to simplify the drawing.
According to one general technical concept of the present invention, there is provided a blood leakage detecting apparatus including: a housing; and a mounting bracket received in the housing and having a catheter receiving channel. The blood leakage detection device further comprises a shading sliding cover, wherein the shading sliding cover is arranged between the mounting bracket and the shell in a front-back sliding mode and is used for opening and closing the top opening of the catheter accommodating groove.
FIG. 1 shows a schematic perspective view of a blood leak detection device according to an exemplary embodiment of the present invention; fig. 2 shows a longitudinal sectional view of the blood leakage detection apparatus shown in fig. 1 in the front-rear direction.
As shown in fig. 1 and 2, in the illustrated embodiment, the blood leakage detection device includes a housing 100 and a mounting bracket 300. The mounting bracket 300 is received in the housing 100 and has a catheter receiving channel 301 for receiving the catheter 10.
As shown in fig. 1 and 2, in the illustrated embodiment, the blood leakage detection device further includes a light blocking slide cover 200, and the light blocking slide cover 200 is slidably installed between the mounting bracket 300 and the housing 100 in a back-and-forth manner, for opening and closing the top opening of the catheter accommodation groove 301.
Fig. 3 is a perspective view showing the light-shielding slide cover 200 and the mounting bracket 300 of the blood leakage detecting device shown in fig. 2.
As shown in fig. 1 to 3, in the illustrated embodiment, a slide groove 120 is defined between the top wall 130 of the housing 100 and the top plate 310 of the mounting bracket 300, and the light blocking slide cover 200 is slidably mounted in the slide groove 120.
As shown in fig. 1 to 3, in the illustrated embodiment, a first recess 201 is formed on the bottom surface of the light blocking slide cover 200, an elastic arm 311 is formed on the top plate 310 of the mounting bracket 300, and a protrusion 311a is formed on the tip of the elastic arm 311.
As shown in fig. 1 to 3, in the illustrated embodiment, when the light shielding slide cover 200 is slid to the closed position closing the catheter accommodation groove 301, the protrusion 311a snaps with the first recess 201 to hold the light shielding slide cover 200 in the closed position.
As shown in fig. 1 to 3, in the illustrated embodiment, a second recess 202 is further formed on the bottom surface of the light blocking slide cover 200. When the light shielding slide cover 200 is slid to the open position to open the catheter accommodation groove 301, the protrusion 311a snaps together with the second recess 202 to hold the light shielding slide cover 200 at the open position.
As shown in fig. 1 to 3, in the illustrated embodiment, the light blocking slide cover 200 has a plate-shaped main body portion and an upwardly convex operation portion 210 formed on the plate-shaped main body portion, an opening 131 is formed on the top wall 130 of the housing 100, and the operation portion 210 is exposed through the opening 131, so that the light blocking slide cover 200 can be opened or closed by pushing the operation portion 210.
As shown in fig. 1 to 3, in the illustrated embodiment, a notch 110 corresponding to the catheter accommodation groove 301 of the mounting bracket 300 is formed on the housing 100, and the catheter 10 can be fitted into the catheter accommodation groove 301 of the mounting bracket 300 via the notch 110.
As shown in fig. 1 to 3, in the illustrated embodiment, the blood leakage detection apparatus further includes: an optical transmitter 410 and an optical receiver 420. The light emitter 410 is mounted on the mounting bracket 300 and is located on one side of the catheter receiving channel 301. The light receiver 420 is mounted on the mounting bracket 300 and is located on the other side of the catheter receiving channel 301. The light emitted from the light emitter 410 is received by the light receiver 420 after passing through the catheter receiving groove 301.
As shown in fig. 1 to 3, in the illustrated embodiment, a first mounting chamber 321 and a second mounting chamber 322, into which the light emitter 410 and the light receiver 420 are respectively installed, are formed on the mounting bracket 300, and the light emitter 410 and the light receiver 420 are respectively installed in the first mounting chamber 321 and the second mounting chamber 322.
Although not shown, in another exemplary embodiment of the present invention, a first window corresponding to the light emitter 410 is formed on a side wall of one side of the catheter accommodation groove 301, and a first light-transmitting sheet is mounted on the first window to isolate the light emitter 410 from the catheter accommodation groove 301, so that the leaked liquid can be prevented from flowing onto the light emitter 410.
Although not shown, in another exemplary embodiment of the present invention, a second window corresponding to the light receiver 420 is formed on the other side wall of the catheter accommodation groove 301, and a second light-transmitting sheet is mounted on the second window to isolate the light receiver 420 from the catheter accommodation groove 301, so that the leaked liquid can be prevented from flowing onto the light receiver 420.
As shown in fig. 1 to 3, in the illustrated embodiment, the blood leakage detecting device further includes a circuit board 430 accommodated in the housing 100, the mounting bracket 300 is fixed to the circuit board 430, and the optical transmitter 410 and the optical receiver 420 are electrically connected to the circuit board 430.
Although not shown, in another exemplary embodiment of the present invention, positioning posts are formed on the bottom of the mounting bracket 300 and are adapted to be inserted into positioning holes (not shown) on the circuit board 430.
As shown in fig. 1 to 3, in the illustrated embodiment, coupling lugs 332 are formed at both sides of the bottom of the mounting bracket 300, and the coupling lugs 332 are adapted to be screwed to a circuit board 430 by screws.
As shown in fig. 1-3, in the illustrated embodiment, the mounting bracket 300, the optical transmitter 410, the optical receiver 420, and the circuit board 430 are assembled together and integrally mounted into the housing 100.
As shown in fig. 1 to 3, in the illustrated embodiment, when the light shielding slide cover 200 is slid to the closed position closing the catheter accommodation groove 301, the bottom surface of the light shielding slide cover 200 can come into contact with the catheter 10 accommodated in the catheter accommodation groove 301. In this way, the gap between the light shielding slide cover 200 and the catheter 10 can be eliminated.
It will be appreciated by those skilled in the art that the embodiments described above are exemplary and can be modified by those skilled in the art, and that the structures described in the various embodiments can be freely combined without conflict in structure or principle.
Although the present invention has been described in connection with the accompanying drawings, the embodiments disclosed in the drawings are intended to be illustrative of preferred embodiments of the present invention and should not be construed as limiting the invention.
Although a few embodiments of the present general inventive concept have been shown and described, it will be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the general inventive concept, the scope of which is defined in the appended claims and their equivalents.
It should be noted that the word "comprising" does not exclude other elements or steps, and the words "a" or "an" do not exclude a plurality. Furthermore, any reference signs in the claims shall not be construed as limiting the scope of the invention.
Claims (15)
1. A blood leak detection device comprising:
a housing (100); and
a mounting bracket (300) received in the housing (100) having a catheter receiving channel (301),
the method is characterized in that:
the blood leakage detection device further comprises a light-shielding sliding cover (200), wherein the light-shielding sliding cover (200) is arranged between the mounting bracket (300) and the shell (100) in a front-back sliding mode and is used for opening and closing the top opening of the catheter accommodating groove (301).
2. The blood leakage detection device according to claim 1, wherein:
a slide groove (120) is defined between the top wall (130) of the housing (100) and the top plate (310) of the mounting bracket (300), and the light blocking slide cover (200) is slidably mounted in the slide groove (120).
3. The blood leakage detection device according to claim 2, wherein:
forming a first recess (201) on the bottom surface of the light blocking slide cover (200), forming an elastic arm (311) on the top plate (310) of the mounting bracket (300), and forming a convex part (311a) on the end of the elastic arm (311);
when the light shielding slide cover (200) is slid to a closed position closing the catheter accommodation groove (301), the protrusion (311a) and the first recess (201) are snapped together to hold the light shielding slide cover (200) in the closed position.
4. The blood leakage detection device according to claim 3, wherein:
a second concave part (202) is also formed on the bottom surface of the shading sliding cover (200);
when the shutter slider (200) is slid to an open position opening the catheter accommodation groove (301), the protrusion (311a) and the second recess (202) snap together to hold the shutter slider (200) in the open position.
5. The blood leakage detection device according to claim 2, wherein:
the light-shielding sliding cover (200) is provided with a plate-shaped main body part and an operating part (210) which protrudes upwards and is formed on the plate-shaped main body part, an opening (131) is formed on the top wall (130) of the shell (100), and the operating part (210) is exposed out of the opening (131), so that the light-shielding sliding cover (200) can be opened or closed by pushing the operating part (210).
6. The blood leakage detection device according to claim 1, wherein:
a notch (110) corresponding to a catheter accommodation groove (301) on the mounting bracket (300) is formed on the housing (100), and a catheter (10) can be placed into the catheter accommodation groove (301) through the notch (110).
7. The blood leak detection device according to any one of claims 1-6, further comprising:
a light emitter (410) mounted on the mounting bracket (300) and located on one side of the catheter receiving channel (301); and
a light receiver (420) mounted on the mounting bracket (300) and located on the other side of the catheter receiving channel (301),
the light emitted by the light emitter (410) is received by the light receiver (420) after passing through the catheter receiving groove (301).
8. The blood leakage detection device according to claim 7, wherein:
a first mounting chamber (321) and a second mounting chamber (322) respectively matched with the light emitter (410) and the light receiver (420) are formed on the mounting bracket (300), and the light emitter (410) and the light receiver (420) are respectively mounted in the first mounting chamber (321) and the second mounting chamber (322).
9. The blood leakage detection device according to claim 7, wherein:
a first window corresponding to the light emitter (410) is formed on a side wall of one side of the catheter accommodating groove (301), and a first light-transmitting sheet is mounted on the first window to isolate the light emitter (410) from the catheter accommodating groove (301), so that leaked liquid can be prevented from flowing onto the light emitter (410).
10. The blood leakage detection device according to claim 9, wherein:
a second window corresponding to the light receiver (420) is formed on the side wall of the other side of the catheter accommodating groove (301), and a second light-transmitting sheet is installed on the second window to isolate the light receiver (420) from the catheter accommodating groove (301), so that leaked liquid can be prevented from flowing onto the light receiver (420).
11. The blood leakage detection device according to claim 7, wherein:
the blood leakage detection device further includes a circuit board (430) accommodated in the housing (100), the mounting bracket (300) is fixed to the circuit board (430), and the light emitter (410) and the light receiver (420) are electrically connected to the circuit board (430).
12. The blood leakage detection device according to claim 11, wherein:
positioning columns are formed at the bottom of the mounting bracket (300) and are suitable for being inserted into positioning holes in the circuit board (430).
13. The blood leakage detection device according to claim 11, wherein:
coupling lugs (332) are formed at both sides of the bottom of the mounting bracket (300), and the coupling lugs (332) are adapted to be screwed to the circuit board (430) by screws.
14. The blood leakage detection device according to claim 11, wherein:
the mounting bracket (300), the optical transmitter (410), the optical receiver (420), and the circuit board (430) are assembled together and integrally mounted into the housing (100).
15. The blood leakage detection device according to claim 1, wherein:
when the shutter slider (200) is slid to a closed position closing the catheter accommodation groove (301), the bottom surface of the shutter slider (200) can be brought into contact with a catheter (10) accommodated in the catheter accommodation groove (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010656874.8A CN113908400A (en) | 2020-07-09 | 2020-07-09 | Blood leakage detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010656874.8A CN113908400A (en) | 2020-07-09 | 2020-07-09 | Blood leakage detection device |
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| Publication Number | Publication Date |
|---|---|
| CN113908400A true CN113908400A (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010656874.8A Pending CN113908400A (en) | 2020-07-09 | 2020-07-09 | Blood leakage detection device |
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| CN (1) | CN113908400A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4136818A (en) * | 1977-10-25 | 1979-01-30 | Union Carbide Corporation | Light-shielding tube holder for use with blood washing apparatus |
| CN203183402U (en) * | 2013-02-04 | 2013-09-11 | 潘岁昌 | Integral liquid level induction drop reminder |
| US20160158517A1 (en) * | 2013-06-26 | 2016-06-09 | Eltek S.P.A. | Medical device for detection of a leakage of fluid on a subject |
| CN208809279U (en) * | 2018-06-04 | 2019-05-03 | 谷玉雷 | A kind of central venous catheter of sustainable monitoring blood temperature |
| CN209204248U (en) * | 2018-11-02 | 2019-08-06 | 健帆生物科技集团股份有限公司 | Leak blood detection device and blood cleaning equipment |
| CN110269969A (en) * | 2019-06-26 | 2019-09-24 | 北京健帆医疗设备有限公司 | Leak blood detection method, leakage blood detection device and computer readable storage medium |
-
2020
- 2020-07-09 CN CN202010656874.8A patent/CN113908400A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4136818A (en) * | 1977-10-25 | 1979-01-30 | Union Carbide Corporation | Light-shielding tube holder for use with blood washing apparatus |
| CN203183402U (en) * | 2013-02-04 | 2013-09-11 | 潘岁昌 | Integral liquid level induction drop reminder |
| US20160158517A1 (en) * | 2013-06-26 | 2016-06-09 | Eltek S.P.A. | Medical device for detection of a leakage of fluid on a subject |
| CN208809279U (en) * | 2018-06-04 | 2019-05-03 | 谷玉雷 | A kind of central venous catheter of sustainable monitoring blood temperature |
| CN209204248U (en) * | 2018-11-02 | 2019-08-06 | 健帆生物科技集团股份有限公司 | Leak blood detection device and blood cleaning equipment |
| CN110269969A (en) * | 2019-06-26 | 2019-09-24 | 北京健帆医疗设备有限公司 | Leak blood detection method, leakage blood detection device and computer readable storage medium |
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