CN210844663U - Delivery analgesia pump with adjustable drug concentration - Google Patents
Delivery analgesia pump with adjustable drug concentration Download PDFInfo
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- CN210844663U CN210844663U CN201920963198.1U CN201920963198U CN210844663U CN 210844663 U CN210844663 U CN 210844663U CN 201920963198 U CN201920963198 U CN 201920963198U CN 210844663 U CN210844663 U CN 210844663U
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- sterilization
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- 239000003814 drug Substances 0.000 title claims abstract description 133
- 229940079593 drug Drugs 0.000 title claims abstract description 39
- 230000036592 analgesia Effects 0.000 title claims abstract description 19
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 34
- 230000001954 sterilising effect Effects 0.000 claims description 59
- 238000007789 sealing Methods 0.000 claims description 57
- 238000001125 extrusion Methods 0.000 claims description 55
- 238000004659 sterilization and disinfection Methods 0.000 claims description 44
- 239000002504 physiological saline solution Substances 0.000 claims description 14
- 238000002347 injection Methods 0.000 claims description 11
- 239000007924 injection Substances 0.000 claims description 11
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 10
- 229910001416 lithium ion Inorganic materials 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 6
- 230000003444 anaesthetic effect Effects 0.000 abstract description 16
- 238000012377 drug delivery Methods 0.000 abstract description 9
- 206010002091 Anaesthesia Diseases 0.000 description 6
- 230000037005 anaesthesia Effects 0.000 description 6
- 238000010030 laminating Methods 0.000 description 6
- 229940035674 anesthetics Drugs 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000003193 general anesthetic agent Substances 0.000 description 3
- 208000002193 Pain Diseases 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000000249 desinfective effect Effects 0.000 description 2
- 230000002070 germicidal effect Effects 0.000 description 2
- 210000005036 nerve Anatomy 0.000 description 2
- 230000036407 pain Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 208000007914 Labor Pain Diseases 0.000 description 1
- 208000035945 Labour pain Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000000202 analgesic effect Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000035606 childbirth Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002690 local anesthesia Methods 0.000 description 1
- 230000007659 motor function Effects 0.000 description 1
- 230000003533 narcotic effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001953 sensory effect Effects 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
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Abstract
The utility model discloses a delivery analgesia pump with adjustable drug concentration, which comprises a high-concentration drug bag, a normal saline bag, a drug delivery hose and a connecting component, wherein the normal saline bag is arranged on one side of the high-concentration drug bag, one end of the high-concentration drug bag and one end of the normal saline bag are both connected with a first one-way valve through the drug delivery hose, and the high-concentration drug bag, the normal saline bag and the drug delivery hose are connected with a connecting component through the connecting component, the utility model has the advantages of scientific and reasonable structure, safe and convenient use, the first drug bag is utilized to measure the high-concentration drug, the second drug bag is utilized to measure the normal saline, and the amount of the anesthetic in the first drug bag of a mixing bag and the amount of the normal saline anesthetic in the second drug bag are controlled, so that the anesthetic with different concentrations can be prepared, and the control of the delivery directions of the anesthetic and the normal saline is realized by utilizing the first one-way valve, the second one-way, avoids backflow and effectively improves the control degree of the concentration of the anesthetic.
Description
Technical Field
The utility model relates to the technical field of medical equipment, specifically a delivery analgesia pump with adjustable drug concentration.
Background
The national Wei-Jian-Wei-Jian-Wei has popularized the diagnosis and treatment work of labor analgesia in China, and epidural analgesia is a common analgesia mode used at present. When the epidural delivery is used for easing pain, an anesthetic needs to be injected into the epidural space of a pregnant woman, and a certain dosage needs to be injected at intervals. If the concentration of the injection anesthetic is too high, the motor nerve of the patient is blocked, the partial motor function of the lying-in woman can be influenced, and the labor force of the patient during the delivery can be influenced; when the local anesthesia concentration is too low, pain of a patient is likely to occur due to incomplete sensory nerve block, and a satisfactory analgesic effect cannot be obtained. In addition, due to individual differences, the concentration of a single anesthetic cannot meet the needs of different patients. The existing syringe pump technology can not automatically adjust the concentration of the anesthetic well, so that an injection device for adjusting the concentration of the anesthetic is urgently needed to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an adjustable childbirth analgesia pump of drug concentration to solve the problem that provides among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: a delivery analgesia pump with adjustable drug concentration comprises a high-concentration drug bag, a normal saline bag, a lower sealing cover, an upper sealing cover, a first extrusion component, a second extrusion component and a sterilization component;
one side of the high-concentration medicine bag is provided with a physiological saline bag, one end of each of the high-concentration medicine bag and the physiological saline bag is connected with a first one-way valve through a medicine delivery hose, the high-concentration medicine bag, the physiological saline bag and the medicine delivery hose are connected through a connecting component, one end of a first one-way valve connected with the high-concentration medicine bag is connected with a first medicine bag through the medicine delivery hose, one end of a first one-way valve connected with the physiological saline bag is connected with a second medicine bag through a medicine delivery hose, one end of each of the first medicine bag and the second medicine bag is connected with a second one-way valve through a medicine conveying hose, one end of each of the two second one-way valves is connected with the two sides of the mixing bag through a medicine conveying hose, one end of the mixing bag is connected with a third one-way valve through a medicine delivery hose, one end of the third one-way valve is connected with an exhaust valve through the medicine delivery hose, and one end of the exhaust valve is connected with an injection head through the medicine delivery hose;
first anther sac, second anther sac and mix bag below and install the lower sealing cover, first anther sac, second anther sac and mix the bag top and install sealed lid, the one-way valve groove has all been seted up to sealed lid and last sealed lid corresponding first check valve, second check valve and third check valve position department down, sealed lid and last sealed lid have seted up the anther sac groove corresponding first anther sac and second anther sac position department down, sealed lid and last sealed lid correspond and mix bag position department and have all seted up the mixed bag groove down, it corresponds anther sac groove position department top and installs first extrusion subassembly to go up sealed lid, it installs second extrusion subassembly to go up sealed lid corresponding mixed bag groove position department top, sealed lid and last sealed lid are close to high concentration medicine bag and normal saline bag one end mid-mounting and have the subassembly of disinfecting.
According to a preferable technical scheme, the connecting assembly comprises a connecting external thread head, a fitting head and a fixed thread cover;
the middle parts of one ends of the high-concentration medicine bag and the physiological saline bag are fixedly provided with connecting external thread heads, one ends of the medicine delivery hoses, connected with the first one-way valve, of the high-concentration medicine bag and the physiological saline bag are fixedly provided with sticking heads, and the outer sides of the medicine delivery hoses, connected with the first one-way valve, of the high-concentration medicine bag and the physiological saline bag are sleeved with fixed thread covers.
As a preferred technical scheme, the first extrusion assembly comprises a first extrusion seat, a first extrusion plate, a first threaded rod and a first rotary handle;
the improved extrusion device is characterized in that an integrally formed structure is arranged between the first extrusion seat and the upper sealing cover, a first extrusion plate is movably mounted inside the first extrusion seat, a first threaded rod is rotatably mounted in the middle of the upper portion of the first extrusion plate through a bearing, the first threaded rod penetrates through the middle of the top end of the first extrusion seat and is mounted on the top end of the first threaded rod in a welding mode, and a first rotating handle is mounted on the top end of the first threaded rod in a welding mode.
As a preferred technical scheme, the second extrusion assembly comprises a second extrusion seat, a second extrusion plate, a second threaded rod and a second rotary handle;
the improved structure of the oil-gas separator is characterized in that an integrally formed structure is arranged between the second extrusion seat and the upper sealing cover, a second extrusion plate is movably mounted inside the second extrusion seat, a second threaded rod is rotatably mounted in the middle of the upper portion of the second extrusion plate through a bearing, the second threaded rod penetrates through the middle of the top end of the second extrusion seat and is mounted on the top end of the second threaded rod in a welding mode, and a second rotating handle is mounted on the top end of the second threaded rod in a welding mode.
As a preferred technical scheme, the sterilization component comprises a sterilization box, a power supply chamber, a lithium ion battery, a sterilization chamber, an ultraviolet sterilization lamp, a control switch, a fixing plate, a fixing hole, a sealing block and a clamping groove;
the integrated structure is arranged between the sterilizing box and the upper sealing cover, a power supply cavity is formed in one end inside the sterilizing box, a lithium ion battery is placed in the power supply cavity, a sterilizing cavity is formed in the middle inside the sterilizing box, an ultraviolet sterilizing lamp is fixedly mounted at the top end inside the sterilizing cavity, a control switch is fixedly mounted at the middle of the top end outside the sterilizing box, the output end of the lithium ion battery is electrically connected with the input end of the control switch, the output end of the control switch is electrically connected with the input end of the ultraviolet sterilizing lamp, a fixing plate is fixedly mounted at the other end inside the sterilizing box, a fixing hole is formed in the middle of the fixing plate, a sealing block is filled inside one end, close to the fixing plate, of the.
As a preferred technical scheme, the sealing blocks are an upper sealing block and a lower sealing block, and the two sealing blocks are fixedly connected through a connecting rope.
Compared with the prior art, the beneficial effects of the utility model are that:
1. be provided with first anther sac, second anther sac and mixed bag, utilize first anther sac to measure high concentration medicine, utilize the second anther sac to measure normal saline, and the volume of the anesthesia of the first anther sac and the second anther sac of mixed bag is got into through control, make can allocate the anesthesia that does not use the concentration, and, utilize first check valve, second check valve and third check valve have realized the control to anesthesia and normal saline direction of delivery, the backward flow has been avoided, the effectual degree of control to anesthesia concentration that has improved, utilize first extrusion subassembly and second extrusion subassembly, to first anther sac, second anther sac and mixed bag extrude, make and to accomplish the mixture and the injection of anesthesia concentration, be convenient for more to the control of anesthesia concentration.
2. Be provided with coupling assembling, utilize fixed screw thread cover to laminate the head on connecting the external screw thread head for be convenient for dismantle and change high concentration medicine bag and normal saline bag, simultaneously, can realize having practiced thrift medical resource effectively to the cyclic utilization of first anther sac, second anther sac and mixed bag.
3. Be provided with the subassembly that disinfects, the laminating head after will dismantling inserts the cavity of disinfecting through the fixed orifices inside, utilizes the draw-in groove to carry out the block to the medicine conveying hose to go into retort box one end with sealed piece card, utilize sterilamp can carry out germicidal treatment to the laminating head, avoid causing the pollution to the laminating head, guaranteed the health in the device use.
Drawings
Fig. 1 is a schematic structural view of a delivery analgesia pump with adjustable drug concentration according to the present invention;
fig. 2 is a schematic view of the mounting structure of the mixing bag of the labor analgesia pump with adjustable drug concentration of the present invention;
fig. 3 is a schematic structural view of the sealing cover of the labor analgesia pump with adjustable drug concentration according to the present invention;
fig. 4 is a schematic structural diagram of a first extrusion assembly of a labor analgesia pump with adjustable drug concentration according to the present invention;
fig. 5 is a schematic structural view of a second extrusion assembly of the labor analgesia pump with adjustable drug concentration according to the present invention;
fig. 6 is a schematic structural view of the sterilization assembly of the labor analgesia pump with adjustable drug concentration according to the present invention;
fig. 7 is a schematic view of the mounting structure of the connection assembly of the labor analgesia pump with adjustable drug concentration according to the present invention;
fig. 8 is a schematic view of the area a in fig. 7 of the pump for relieving labor pain with adjustable drug concentration according to the present invention;
reference numbers in the figures: 1. a high-concentration medicine bag; 2. a saline bag;
3. a connecting assembly; 301. connecting an external thread head; 302. fitting the head; 303. fixing the threaded cover;
4. a drug delivery hose; 5. a first check valve; 6. a first sachet; 7. a second sachet; 8. a second one-way valve; 9. mixing bags; 10. a third check valve; 11. an exhaust valve; 12. an injection head; 13. a lower sealing cover; 14. an upper sealing cover; 15. a one-way valve spool; 16. a medicine bag groove; 17. a mixing bag groove;
18. a first extrusion assembly; 1801. a first extrusion seat; 1802. a first squeeze plate; 1803. a first threaded rod; 1804. a first rotating handle;
19. a second extrusion assembly; 1901. a second extrusion seat; 1902. a second compression plate; 1903. a second threaded rod; 1904. a second rotating handle;
20. a sterilization assembly; 2001. a sterilizing box; 2002. a power supply chamber; 2003. a lithium ion battery; 2004. a sterilization chamber; 2005. an ultraviolet germicidal lamp; 2006. a control switch; 2007. a fixing plate; 2008. a fixing hole; 2009. a sealing block; 2010. a clamping groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example (b): as shown in fig. 1-8, the present invention provides a technical solution, a delivery analgesia pump with adjustable drug concentration, the injection device comprises a high concentration drug bag 1, a normal saline bag 2, a lower sealing cover 13, an upper sealing cover 14, a first extrusion component 18, a second extrusion component 19 and a sterilization component 20;
a normal saline bag 2 is arranged on one side of a high-concentration drug bag 1, the high-concentration drug bag 1 is used for storing high-concentration narcotic drugs, the normal saline bag 2 is used for storing normal saline, the volumes of the high-concentration drug bag 1 and the normal saline bag 2 are both 100ml, one ends of the high-concentration drug bag 1 and the normal saline bag 2 are both connected with a first one-way valve 5 through a drug delivery hose 4, the high-concentration drug bag 1, the normal saline bag 2 and the drug delivery hose 4 are connected through a connecting component 3, so that the drug delivery hose 4, the high-concentration drug bag 1 and the normal saline bag 2 can be conveniently disassembled, the high-concentration drug bag 1 and the normal saline bag 2 can be conveniently replaced, one end of the first one-way valve 5 connected with the high-concentration drug bag 1 is connected with a first drug bag 6 through the drug delivery hose 4, one end of the first one-way valve 5 connected with the normal saline bag 2 is connected with a second drug bag 7 through the drug delivery hose 4, the volumes of the first, the fluid flow direction of the first one-way valve 5 is that the high-concentration medicine bag 1 flows to the first medicine bag 6 and the normal saline bag 2 flows to the second medicine bag 7, one ends of the first medicine bag 6 and the second medicine bag 7 are connected with the second one-way valve 8 through the medicine conveying hose 4, one ends of the two second one-way valves 8 are connected with two sides of the mixing bag 9 through the medicine conveying hose 4, the volume of the mixing bag 9 is 10ml, the fluid flow direction of the second one-way valve 8 is that the first medicine bag 6 and the second medicine bag 7 flow to the mixing bag 9, one end of the mixing bag 9 is connected with the third one-way valve 10 through the medicine conveying hose 4, the fluid flow direction of the third one-way valve 10 is that the mixing bag 9 flows to the injection head 12, one end of the third one-way valve 10 is connected with the exhaust valve 11 through the medicine conveying hose 4 for exhausting gas in the mixed medicine liquid, thereby avoiding air injection into human body and injury to patients, one end of the exhaust valve 11 is connected with, for injection of the anesthetic after mixing;
a lower sealing cover 13 is arranged below the first medicine bag 6, the second medicine bag 7 and the mixing bag 9, an upper sealing cover 14 is arranged above the first medicine bag 6, the second medicine bag 7 and the mixing bag 9, the lower sealing cover 13 is fixedly connected with the upper sealing cover 14 through a fixing screw, one-way valve grooves 15 are respectively arranged at the positions of the lower sealing cover 13 and the upper sealing cover 14 corresponding to the first one-way valve 5, the second one-way valve 8 and the third one-way valve 10 for clamping the first one-way valve 5, the second one-way valve 8 and the third one-way valve 10, medicine bag grooves 16 are respectively arranged at the positions of the lower sealing cover 13 and the upper sealing cover 14 corresponding to the first medicine bag 6 and the second medicine bag 7 for clamping the first medicine bag 6 and the second medicine bag 7, mixing bag grooves 17 are respectively arranged at the positions of the lower sealing cover 13 and the upper sealing cover 14 corresponding to the mixing bag 9 for clamping the mixing bag 9, a first extruding component 18 is arranged above the position of the upper sealing cover 14 corresponding to the medicine bag grooves 16, the high-concentration anesthetic bag is used for extruding high-concentration anesthetics in the first anther sac 6 to enable the anesthetics to enter the mixing bag 9 under the action of the second one-way valve 8, the second extrusion component 19 is arranged above the position, corresponding to the mixing bag groove 17, of the upper sealing cover 14 and used for extruding the second anther sac 7 to enable the anesthetics to enter the mixing bag 9 under the action of the second one-way valve 8, and the sterilization component 20 is arranged in the middle of one end, close to the high-concentration anther bag 1 and the normal saline bag 2, of the lower sealing cover 13 and the upper sealing cover 14.
The connecting component 3 comprises a connecting external thread head 301, a fitting head 302 and a fixed thread cover 303;
equal fixed mounting in high concentration medicine bag 1 and the 2 one end middle parts of normal saline bag has connection external screw thread head 301, connect the inside embedding of external screw thread head 301 one end and install medical sealing rubber circle, a sealing performance for improving between medicine delivery hose 4 and the connection external screw thread head 301, 4 one end fixed mounting of medicine delivery hose 4 that high concentration medicine bag 1 and normal saline bag 2 and first check valve 5 are connected has laminating head 302, high concentration medicine bag 1 and normal saline bag 2 have cup jointed fixed thread cover 303 with the 4 outsides of medicine delivery hose that first check valve 5 is connected, connect through thread fixed connection between external screw thread head 301 and the fixed thread cover 303.
The first compression assembly 18 includes a first compression mount 1801, a first compression plate 1802, a first threaded rod 1803, and a first rotation handle 1804;
be integrated into one piece structure between first extrusion seat 1801 and the last sealed lid 14, the inside movable mounting of first extrusion seat 1801 has first stripper plate 1802, and first threaded rod 1803 is installed through the bearing rotation in first stripper plate 1802 top middle part, and first threaded rod 1803 runs through first extrusion seat 1801 top mid-mounting, and first rotatory handle 1804 is installed through the welding in first threaded rod 1803 top.
The second pressing assembly 19 includes a second pressing base 1901, a second pressing plate 1902, a second threaded rod 1903, and a second rotating handle 1904;
the second extrusion seat 1901 and the upper sealing cover 14 are of an integrally formed structure, a second extrusion plate 1902 is movably mounted inside the second extrusion seat 1901, a second threaded rod 1903 is rotatably mounted in the middle above the second extrusion plate 1902 through a bearing, the second threaded rod 1903 penetrates through the middle of the top end of the second extrusion seat 1901 and is mounted, and a second rotating handle 1904 is mounted at the top end of the second threaded rod 1903 through welding.
The sterilization assembly 20 comprises a sterilization box 2001, a power supply chamber 2002, a lithium ion battery 2003, a sterilization chamber 2004, an ultraviolet sterilization lamp 2005, a control switch 2006, a fixing plate 2007, a fixing hole 2008, a sealing block 2009 and a clamping groove 2010;
the integrated structure is arranged between the sterilization box 2001 and the upper sealing cover 14, a power supply cavity 2002 is arranged at one end inside the sterilization box 2001, a lithium ion battery 2003 is arranged inside the power supply cavity 2002, a sterilization cavity 2004 is arranged in the middle inside the sterilization box 2001, an ultraviolet sterilization lamp 2005 is fixedly arranged at the top end inside the sterilization cavity 2004, the lamp bead model of the ultraviolet sterilization lamp 2005 is 2835, a control switch 2006 is fixedly arranged in the middle of the top end outside the sterilization box 2001 and used for adjusting and controlling the ultraviolet sterilization lamp 2005, the output end of the lithium ion battery 2003 is electrically connected with the input end of the control switch 2006, the output end of the control switch 2006 is electrically connected with the input end of the ultraviolet sterilization lamp 2005, a fixing plate 2007 is fixedly arranged at the other end inside the sterilization box 2001, a fixing hole 2008 is arranged in the middle of the fixing plate 2007, the fitting head 302 can be inserted into the sterilization cavity, the medicine conveying hose 4 for connecting the laminating head 302 inserted into the sterilization cavity 2004 is fixed and sealed, the sealing blocks 2009 are convenient to detach, the laminating head 302 and the medicine conveying hose 4 after sterilization are convenient to take out, the sealing blocks 2009 are two upper and lower blocks, the two sealing blocks 2009 are fixedly connected through a connecting rope, and the middle parts of the sealing blocks 2009 are provided with clamping grooves 2010 for clamping the position of the medicine conveying hose 4.
The utility model discloses a theory of operation is: firstly, a first medicine bag 6, a second medicine bag 7, a mixing bag 9, a first one-way valve 5, a second one-way valve 8 and a third one-way valve 10 are clamped in a medicine bag groove 16, a mixing bag groove 17 and a one-way valve groove 15, a lower sealing cover 13 and an upper sealing cover 14 are fixed by using fixing screws, when the concentration of the anesthetic is required to be adjusted, the first medicine bag 6 and the second medicine bag 7 are extruded by using a first extrusion assembly 18 at intervals, high-concentration anesthetic and normal saline are extruded into the mixing bag 9 to be mixed, when the anesthetic with the concentration of 20% is required to be prepared, the first medicine bag 6 and the second medicine bag 7 are extruded only once, and the calculation and the operation are convenient;
when the high-concentration anesthetic and the normal saline in the high-concentration medicine bag 1 and the normal saline bag 2 are used up, the fixing thread cover 303 is rotated, the medicine conveying hose 4 is taken down from the outer side of the connecting external thread head 301, the high-concentration medicine bag 1 and the normal saline bag 2 are replaced by new ones, when the bag is not needed to be used, the attaching head 302 is inserted into the sterilizing cavity 2004 through the fixing hole 2008, the medicine conveying hose 4 is clamped in the clamping groove 2010, the sealing block 2009 is plugged into one end of the sterilizing box 2001, then the power supply of the ultraviolet sterilizing lamp 2005 is switched on through the control switch 2006, the attaching head 302 inserted into the sterilizing cavity 2004 is sterilized by the ultraviolet sterilizing lamp 2005, the breeding of bacteria is avoided, the recycling of the device is realized, and the medical resources are saved.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A delivery analgesia pump with adjustable drug concentration is characterized in that: the injection device comprises a high-concentration medicine bag (1), a normal saline bag (2), a lower sealing cover (13), an upper sealing cover (14), a first extrusion component (18), a second extrusion component (19) and a sterilization component (20);
the high-concentration medicine bag is characterized in that a physiological saline bag (2) is installed on one side of the high-concentration medicine bag (1), one ends of the high-concentration medicine bag (1) and the physiological saline bag (2) are connected with a first one-way valve (5) through a medicine delivery hose (4), a connecting assembly (3) is arranged between the high-concentration medicine bag (1), the physiological saline bag (2) and the medicine delivery hose (4), one end of the first one-way valve (5) connected with the high-concentration medicine bag (1) is connected with a first medicine bag (6) through the medicine delivery hose (4), one end of the first one-way valve (5) connected with the physiological saline bag (2) is connected with a second medicine bag (7) through the medicine delivery hose (4), one ends of the first medicine bag (6) and the second medicine bag (7) are connected with a second one-way valve (8) through the medicine delivery hose (4), and one ends of the two second one-way valves (8) are connected to two sides of a mixing bag (9), one end of the mixing bag (9) is connected with a third one-way valve (10) through a medicine delivery hose (4), one end of the third one-way valve (10) is connected with an exhaust valve (11) through the medicine delivery hose (4), and one end of the exhaust valve (11) is connected with an injection head (12) through the medicine delivery hose (4);
first anther sac (6), second anther sac (7) and mix bag (9) below and install lower sealing cover (13), sealed lid (14) have been installed to first anther sac (6), second anther sac (7) and mix bag (9) top, sealed lid (13) and last sealed lid (14) have all seted up check valve groove (15) corresponding first check valve (5), second check valve (8) and third check valve (10) position department down, sealed lid (13) and last sealed lid (14) have seted up anther sac groove (16) corresponding first anther sac (6) and second anther sac (7) position department down, sealed lid (13) and last sealed lid (14) have all seted up mixed bag groove (17) corresponding mixed bag (9) position department down, go up sealed lid (14) and install first extrusion subassembly (18) corresponding anther sac groove (16) position department top, it installs second extrusion subassembly extrusion (18) to go up sealed lid (14) corresponding mixed bag groove (17) position department top 19) The middle parts of one ends of the lower sealing cover (13) and the upper sealing cover (14) close to the high-concentration medicine bag (1) and the normal saline bag (2) are provided with a sterilization component (20).
2. The pump of claim 1, wherein the pump is further characterized by: the connecting component (3) comprises a connecting external thread head (301), a fitting head (302) and a fixed thread cover (303);
the middle parts of one ends of the high-concentration medicine bag (1) and the physiological saline bag (2) are fixedly provided with connecting external thread heads (301), one ends of the medicine conveying hoses (4) connecting the high-concentration medicine bag (1) and the physiological saline bag (2) with the first one-way valve (5) are fixedly provided with attaching heads (302), and the outer sides of the medicine conveying hoses (4) connecting the high-concentration medicine bag (1) and the physiological saline bag (2) with the first one-way valve (5) are sleeved with fixing thread covers (303).
3. The pump of claim 1, wherein the pump is further characterized by: the first compression assembly (18) comprises a first compression block (1801), a first compression plate (1802), a first threaded rod (1803), and a first rotation handle (1804);
be integrated into one piece structure between first extrusion seat (1801) and the last sealed lid (14), first extrusion seat (1801) inside movable mounting has first stripper plate (1802), first threaded rod (1803) are installed through bearing rotation in first stripper plate (1802) top middle part, first threaded rod (1803) run through first extrusion seat (1801) top mid-mounting, first rotatory handle (1804) are installed through the welding on first threaded rod (1803) top.
4. The pump of claim 1, wherein the pump is further characterized by: the second extrusion assembly (19) comprises a second extrusion seat (1901), a second extrusion plate (1902), a second threaded rod (1903) and a second rotary handle (1904);
be the integrated into one piece structure between second extrusion seat (1901) and the last sealed lid (14), the inside movable mounting of second extrusion seat (1901) has second stripper plate (1902), second threaded rod (1903) are installed through bearing rotation in second stripper plate (1902) top middle part, second threaded rod (1903) run through second extrusion seat (1901) top mid-mounting, second rotatory handle (1904) are installed through the welding in second threaded rod (1903) top.
5. The pump of claim 1, wherein the pump is further characterized by: the sterilization assembly (20) comprises a sterilization box (2001), a power supply chamber (2002), a lithium ion battery (2003), a sterilization chamber (2004), an ultraviolet sterilization lamp (2005), a control switch (2006), a fixing plate (2007), a fixing hole (2008), a sealing block (2009) and a clamping groove (2010);
the integrated structure is arranged between the sterilization box (2001) and the upper sealing cover (14), a power supply cavity (2002) is formed in one end of the inside of the sterilization box (2001), a lithium ion battery (2003) is placed in the power supply cavity (2002), a sterilization cavity (2004) is formed in the middle of the inside of the sterilization box (2001), an ultraviolet sterilization lamp (2005) is fixedly installed at the top end of the inside of the sterilization cavity (2004), a control switch (2006) is fixedly installed in the middle of the top end of the outside of the sterilization box (2001), the output end of the lithium ion battery (2003) is electrically connected with the input end of the control switch (2006), the output end of the control switch (2006) is electrically connected with the input end of the ultraviolet sterilization lamp (2005), a fixing plate (2007) is fixedly installed at the other end of the inside of the sterilization box (2001), and a fixing hole (, a sealing block (2009) is inserted into one end, close to the fixing plate (2007), of the sterilization box (2001), and a clamping groove (2010) is formed in the middle of the sealing block (2009).
6. The adjustable drug concentration labor analgesia pump of claim 5, wherein: the two sealing blocks (2009) are an upper sealing block and a lower sealing block, and the two sealing blocks (2009) are fixedly connected through a connecting rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115006678A (en) * | 2022-05-04 | 2022-09-06 | 复旦大学附属妇产科医院 | Delivery analgesia method and device with adjustable drug concentration |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115006678A (en) * | 2022-05-04 | 2022-09-06 | 复旦大学附属妇产科医院 | Delivery analgesia method and device with adjustable drug concentration |
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