CN112263751A - Safety protection cover for child transfusion - Google Patents
Safety protection cover for child transfusion Download PDFInfo
- Publication number
- CN112263751A CN112263751A CN202011226811.5A CN202011226811A CN112263751A CN 112263751 A CN112263751 A CN 112263751A CN 202011226811 A CN202011226811 A CN 202011226811A CN 112263751 A CN112263751 A CN 112263751A
- Authority
- CN
- China
- Prior art keywords
- locking device
- locking
- cutting device
- hole
- infusion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
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
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16877—Adjusting flow; Devices for setting a flow rate
- A61M5/16881—Regulating valves
-
- 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
- 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
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
- A61M2005/1586—Holding accessories for holding infusion needles on the body
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
A safety protection cover for children transfusion belongs to the field of medical supplies. The method is characterized in that: comprises a pasting device, a binding belt, a first connecting device, a second connecting device, a first functional block and a second functional block; the two ends of the pasting device are respectively provided with a first fixing block and a second fixing block; the first fixed block and the second fixed block are connected through a supporting colloid; one sides of the first fixing block and the second fixing block are provided with a binding belt clamping groove; the lower end faces of the first fixing block and the second fixing block are respectively provided with a first adhesive sheet and a second adhesive sheet; a first connecting device and a second connecting device are respectively arranged in the first fixing hole and the second fixing hole; the first connecting device and the second connecting device are respectively provided with a first functional block and a second functional block. The device is convenient to use and simple to operate. The flexible application mode of the device brings convenience for the popularization of the infusion at each part of the child, and greatly improves the safety of the child during the infusion.
Description
Technical Field
The invention belongs to the field of medical supplies, and particularly relates to a safety protection cover for children transfusion.
Background
Infusion therapy is the most common, best-performing and most popular treatment for diseases. The treatment can be effectively carried out on the diseases by adopting the treatment mode regardless of the sex and the variety of the population, and due to the high prevalence rate of the treatment, the design and the innovative structure of the product are also infinite. On this product inventor all perfect and richen the product in the side of difference after combining self experience feeling or observing, what this patent set forth is a safety arrangement when infusing to children. The product described in the patent mainly aims at the safety problem that children are easy to take place due to the characteristics of poor tolerance and active love when the children take transfusion for a long time, so that the necessary protection and the disposable separation design are carried out on the transfusion part and the transfusion device, and the safety problem of the special group when the children take transfusion for treatment is met.
Disclosure of Invention
The invention aims to provide a child transfusion safety protection cover which can be attached to a specific position required by transfusion and can carry out safety protection on devices such as a transfusion needle and the like at the position; meanwhile, when the body position of the child is moved too much during transfusion, the transfusion pipeline is pulled to a certain degree, and then timely cutting and plugging are carried out, so that the risk of further transfusion is avoided.
In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a children infusion safety protection cover which characterized in that: comprises a pasting device, a binding belt, a first connecting device, a second connecting device, a first functional block and a second functional block; the two ends of the pasting device are respectively provided with a first fixing block and a second fixing block; the first fixed block and the second fixed block are connected through a supporting colloid; one sides of the first fixing block and the second fixing block are provided with a binding belt clamping groove; the upper end surfaces of the first fixing block and the second fixing block are respectively provided with a first fixing hole and a second fixing hole, and a first fixing convex ring group and a second fixing convex ring group are arranged in the first fixing hole and the second fixing hole; the lower end faces of the first fixing block and the second fixing block are respectively provided with a first adhesive sheet and a second adhesive sheet; a first connecting device and a second connecting device are respectively arranged in the first fixing hole and the second fixing hole; the first connecting device and the second connecting device are respectively provided with a first functional block and a second functional block;
the first function block comprises a storage battery pack, a power supply outer joint, a power supply inner joint and the storage battery pack is arranged in the first function block; the connection surface of the first functional block facing the second functional block is provided with an inner power supply joint; the outer side surface of the first functional block is provided with a power supply external joint; the power supply outer joint, the storage battery pack and the power supply inner joint are connected through leads; the upper end surface of the first functional block is respectively provided with a cutting device and a locking device;
the second functional block comprises a liquid guide pipe, a heating coil, a heating switch, a power supply connecting head and a support spring, the liquid guide pipe is arranged in the second functional block, and the heating coil is arranged outside the liquid guide pipe; a liquid inlet and a liquid outlet are respectively arranged at the two ends of the liquid guide pipe; the upper end surface of the second functional block is provided with a heating switch; a power supply connecting groove is arranged on the connecting surface of the second functional block facing the first functional block, the power supply connecting groove is in a cylindrical shape with a one-way opening, and a power supply connecting head clamping edge is arranged on the cylindrical opening end; a support spring is arranged in the power supply connecting groove, one end of the support spring is connected with the sealing end of the cylindrical power supply connecting groove, and the other end of the support spring is connected with a power supply connecting head; the power supply connecting head is provided with a power supply connecting groove clamping edge, and the power supply connecting groove clamping edge and the power supply connecting head clamping edge are mutually clamped; the power supply connecting head, the heating coil and the heating switch are connected through wires.
Preferably, the cutting device comprises a n-shaped cutting device outer locking column, the cutting device outer locking column comprises a cutting device left column leg and a cutting device right column leg, and a cutting device longitudinal inner hole is clamped between the cutting device left column leg and the cutting device right column leg; the left side of the left column leg of the cutting device and the right side of the right column leg of the cutting device are respectively provided with a cutting device wedge-shaped inserting block, the upper end surface of the first function block is correspondingly provided with a cutting device left column leg inserting hole and a cutting device right column leg inserting hole, and the left side wall of the cutting device left column leg inserting hole and the right side wall of the cutting device right column leg inserting hole are correspondingly provided with a cutting device wedge-shaped inserting groove; the left column leg and the right column leg of the cutting device are respectively inserted and fixed in a left column leg jack of the cutting device and a right column leg jack of the cutting device, and meanwhile, wedge-shaped insertion blocks of the cutting device on the left column leg and the right column leg of the cutting device are respectively inserted into wedge-shaped insertion grooves of the cutting device in the left column leg jack of the cutting device and the right column leg jack of the cutting device; the outer lock column of the cutting device is provided with a through hole which penetrates through the outer part of the infusion tube of the cutting device transversely, the inner lock column of the cutting device is sleeved in the outer lock column of the cutting device, the upper end of the inner lock column of the cutting device is provided with a through hole in the infusion tube of the cutting device, and the lower end of the inner lock column of the cutting device is fixedly connected to the first function block; a cutter is arranged on the inner side wall of the upper end of the infusion inner through hole of the cutting device; a rubber film is sleeved outside the cutter; a tearing column is arranged on the inner lock column of the cutting device; when in the transfusion state, the transfusion tube passes through the perforation in the transfusion tube of the cutting device and the perforation outside the transfusion tube of the cutting device, and the transfusion tube is not extruded; when the infusion tube is in a cut-off state, the left column leg and the right column leg of the cut-off device are relatively extruded, the wedge-shaped insertion block of the cut-off device is made to be separated from the wedge-shaped insertion hole of the cut-off device, then the outer lock column of the cut-off device is integrally lifted upwards, the outer through hole of the infusion tube of the cut-off device is moved upwards and staggered with the inner through hole of the infusion tube of the cut-off device, the infusion tube is cut by the cutter, the infusion tube is.
Preferably, the locking device comprises a locking device outer locking column in a shape like a Chinese character 'ji', the locking device outer locking column comprises a locking device left column leg and a locking device right column leg, and a locking device longitudinal inner hole is clamped between the locking device left column leg and the locking device right column leg; the left side of the left column leg of the locking device and the right side of the right column leg of the locking device are respectively provided with a wedge-shaped inserting block of the locking device, the upper end surface of the first function block is correspondingly provided with a left column leg inserting hole of the locking device and a right column leg inserting hole of the locking device, and the left side wall of the left column leg inserting hole of the locking device and the right side wall of the right column leg inserting hole of the locking device are correspondingly provided with wedge-shaped inserting grooves of the locking device; the left column leg of the locking device and the right column leg of the locking device are respectively inserted and fixed in a left column leg jack of the locking device and a right column leg jack of the locking device, and meanwhile, locking device wedge-shaped inserting blocks on the left column leg of the locking device and the right column leg of the locking device are respectively inserted into locking device wedge-shaped inserting grooves in the left column leg jack of the locking device and the right column leg jack of the locking device; the outer locking column of the locking device is provided with a through hole which penetrates through the outer locking device infusion tube transversely, the inner locking column of the locking device is sleeved in the outer locking column of the locking device, the upper end of the inner locking column of the locking device is provided with a through hole in the infusion tube of the locking device, and the lower end of the inner locking column of the locking device is fixedly connected to the first functional block; a locking rubber block of the locking device is arranged on the inner side wall of the upper end of the inner through hole of the infusion tube of the locking device; the inner tooth surface of the locking device is arranged in a longitudinal inner hole of the locking device of the outer locking column of the locking device, the outer tooth surface of the locking device is arranged on the left side wall and the right side wall of the inner locking column of the locking device, and the inner tooth surface and the outer tooth surface of the locking device are mutually meshed; when in the transfusion state, the transfusion tube passes through the through hole in the transfusion tube of the locking device and the through hole outside the transfusion tube of the locking device, and the transfusion tube is not extruded; when the locking device is in a locking state, the left column leg of the locking device and the right column leg of the locking device are relatively extruded, the wedge-shaped inserting block of the locking device is made to be separated from the wedge-shaped inserting hole of the locking device, then the outer locking column of the locking device is integrally lifted upwards, the outer through hole of the infusion tube of the locking device is upwards moved and staggered with the inner through hole of the infusion tube of the locking device, and the infusion tube is locked, so that the liquid in the infusion tube stops flowing.
Preferably, the first connecting device comprises a first hinge shaft, a first connecting arm and a first fixing groove, the upper end of the first connecting arm is provided with the first hinge shaft, and the lower end of the first connecting arm is provided with the first fixing groove; the first fixing groove and the first fixing convex ring are clamped with each other; the first connecting device is hinged with the first functional block through a first hinge shaft.
Preferably, the second connecting device comprises a second hinge shaft, a second connecting arm and a second fixing groove, the upper end of the second connecting arm is provided with the second hinge shaft, and the lower end of the second connecting arm is provided with the second fixing groove; the second fixing groove and the second fixing convex ring are clamped with each other; the second connecting device is hinged with the second functional block through a second hinge shaft.
Preferably, the device also comprises an external infusion tube, one end of the external infusion tube is connected with the infusion bottle, and the other end of the external infusion tube is connected with the liquid inlet.
Preferably, the device also comprises an infusion connecting pipe, one end of the infusion connecting pipe is connected with the liquid outlet, and the other end of the infusion connecting pipe is connected with an infusion needle; the infusion connecting pipe is provided with a locking valve.
Preferably, the two ends of the binding belt are provided with clamping columns which are clamped in clamping grooves of the binding belt; the first functional block is provided with a combination clamping table, and the second functional block is provided with a combination clamping groove; the first functional block and the second functional block are mutually clamped through the combination clamping table and the combination clamping groove; set up the belt fixed column on the first functional block, set up fixed belt on the second functional block, set up the belt fixed orifices on the fixed belt, clamp the belt fixed column in the belt fixed orifices.
Compared with the prior art, the invention has the beneficial effects that:
1. in this patent, the application device is used to fix the protective cover of the infusion site, for example the head. Meanwhile, if the transfusion position is on the hand or the foot or the leg, the transfusion device can be matched with the binding belt, and the binding belt is matched with the applying device to form an annular fixing mode, so that the fixing effect is firmer. In addition, this structure has set up first fixed orifices and second fixed orifices on attached device, thereby made things convenient for fixed first connecting device and second connecting device, further fixed and connect first function block and second function block, the protection framework of longmen form has been set out to the top at children's infusion position so far, external probably bringing when hindering children's motion through this structure and colliding with or the displacement, regard this longmen structure as the midbody simultaneously, accept the infusion of external transfer line, reconvert to the infusion connecting pipe of longmen framework again, this structural style has also prevented transfer line and transfusion needle when the displacement of small range from moving danger. The structure is simple and easy to fix and arrange, convenient to use and simple to operate. The flexible application mode of the device brings convenience for the popularization of the infusion at each part of the child, and greatly improves the safety of the child during the infusion.
2. Still set up among the product structure that this patent expounded, auxiliary heating device, wherein set up the battery as the energy in the first functional block, set up heating coil as the implementation means of heating in the second functional block, because the heating temperature at this position need not too high, only need suitably improve the liquid temperature in the infusion bottle to being close human body temperature, avoid the discomfort that brings after the liquid input human body of external low temperature. Meanwhile, in order to achieve the structure, the first functional block is internally provided with a power supply external connector for charging the storage battery and a power supply internal connector for energy transfer; the second functional block is internally provided with a power supply connecting head and a supporting spring, wherein the power supply connecting head is used as an energy transmission main structure, and the first functional block and the second functional block are connected and fixed in a butt-joint press-fitting mode, so that the supporting spring is matched with the power supply connecting head to realize an elastic connection mode, and the first functional block and the second functional block can be well connected and disconnected when being clamped and rotationally separated. The device has reasonable structural design and strong practicability, and brings very good use experience for children.
3. This patent is in operation process, at first will paste the mode that applies the device and adopt to paste or tie up and fix the position at the infusion, then according to ordinary infusion flow, pass the transfusion needle and support the colloid and penetrate the skin and carry out normal puncture, return blood normal back, the nurse further closes the off-state that the lock valve kept the infusion pipeline, then will connect external transfer line and carry out the evacuation on reaching the inlet, further with the infusion connecting pipe switch-on to the liquid outlet, reopen the lock valve and can begin normal infusion treatment. When the external temperature is low, the heating switch can be conveniently pressed to start the heating coil, so that the liquid for children is properly heated in the second functional block, and the discomfort of transfusion caused by too large temperature difference is avoided.
4. This patent the structure in set up the locking device, the suit in this concrete structure, the different mode that sets up of fixed point, when taking place displacement on a large scale, this structure can lock the transfer line with the outer perforation of locking device transfer line and go up fenestrate dislocation in the cooperation locking device transfer line, makes its inside liquid stop flow, simultaneously because the inside and outside flank of tooth intermeshing of locking device, so can very conveniently carry out the rigidity to the position of locking. The structure has ingenious design, does not need any operation and kinetic energy in use, belongs to passive defensive design, can timely obstruct the smoothness of a transfusion pipeline, avoids the occurrence of blood return or other accidents, and ensures the safety of children transfusion.
5. This patent the structure in set up cutting device, cutting device's concrete structure and dead device of lock have adopted the framework that basically the same, only the device has set up the tearing post in cutting device on the lock post, the setting of tearing the post is similar to circuit fuse, belongs to disposable insurance setting. Set up the cutter simultaneously on fenestrate upper end inside wall in the cutting device infusion, the cutter passes through the rubber film parcel outward, during normal use, the cutter can not lead to the fact the influence to the infusion pipeline, nevertheless when meetting the great proruption situation that appears of displacement, the perforation shifts up the dislocation of going up the interior perforation of cooperation cutting device infusion pipe outside the cutting device infusion pipe compresses and cuts off the transfer line, the cutter cuts off the infusion pipeline rapidly, make it and infusion bottle one end separation, prevent to cause the infusion needle position to take place danger because infusion pipeline pulling force is too big. The structure is arranged in front of the locking device, and when the two parts of structures operate, the locking device is responsible for locking the infusion pipeline to prevent gas or liquid from being dredged; the cutting device is responsible for cutting off the infusion pipeline, so that the infusion protection cover and the infusion bottle part are completely cut off and separated, and the safety of child infusion is guaranteed to the maximum extent.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a restraining strip;
FIG. 3 is a schematic view of the cutting apparatus;
FIG. 4 is a schematic view of the cutting device in a cutting state;
FIG. 5 is a schematic view of the cutting device after cutting;
FIG. 6 is a schematic view of the locking device;
FIG. 7 is a schematic view of the deadlocking configuration of the deadlocking apparatus;
in the figure: 1. a long restraining strip; 2. a short type restraining belt; 3. a binding belt clamping groove; 4. a first stationary set of collars; 5. a first fixing groove; 6. a first connecting arm; 7. a first hinge shaft; 8. a power supply external connector; 9. a first function block; 10. is externally connected with a transfusion tube; 11. a cutting device; 12. a locking device; 13. a belt fixing column; 14. fixing the belt; 15. a heating coil; 16. a catheter; 17. a second function block; 18. a liquid inlet; 19. a heating switch; 20. a wire; 21. a second hinge shaft; 22. a second connecting arm; 23. a second fixing groove; 24. a second stationary set of collars; 25. a second adhesive sheet; 26. supporting the colloid; 27. a latch valve; 28. a transfusion connecting pipe; 29. a support spring; 30. a liquid outlet; 31. a power supply connection head; 32. a power supply inner joint; 33. locking the outer lock cylinder of the device; 34. locking the inner lock cylinder of the locking device; 35. a rubber film; 36. cutting off the outer lock cylinder of the device; 37. cutting off the inner lock cylinder of the device; 38. tearing the column; 39. and (4) a cutter.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, a safety protection cover for child transfusion comprises an application device, a binding belt, a first connecting device, a second connecting device, a first functional block and a second functional block; the two ends of the pasting device are respectively provided with a first fixing block and a second fixing block; the first fixing block and the second fixing block are connected through a supporting colloid, and the supporting colloid is made of rubber or silica gel; one sides of the first fixing block and the second fixing block are provided with a binding belt clamping groove; the upper end surfaces of the first fixing block and the second fixing block are respectively provided with a first fixing hole and a second fixing hole, and a first fixing convex ring group and a second fixing convex ring group are arranged in the first fixing hole and the second fixing hole; the lower end faces of the first fixing block and the second fixing block are respectively provided with a first adhesive sheet and a second adhesive sheet; a first connecting device and a second connecting device are respectively arranged in the first fixing hole and the second fixing hole; the first connecting device and the second connecting device are respectively provided with a first functional block and a second functional block; clamping columns are arranged at two ends of the binding belt and clamped in the clamping grooves of the binding belt; the first functional block is provided with a combination clamping table, and the second functional block is provided with a combination clamping groove; the first functional block and the second functional block are mutually clamped through the combination clamping table and the combination clamping groove; set up the belt fixed column on the first functional block, set up fixed belt on the second functional block, set up the belt fixed orifices on the fixed belt, clamp the belt fixed column in the belt fixed orifices.
The first connecting device comprises a first hinge shaft, a first connecting arm and a first fixing groove, the upper end of the first connecting arm is provided with the first hinge shaft, and the lower end of the first connecting arm is provided with the first fixing groove; the first fixing groove and the first fixing convex ring are clamped with each other; the first connecting device is hinged with the first functional block through a first hinge shaft.
The second connecting device comprises a second hinged shaft, a second connecting arm and a second fixing groove, the upper end of the second connecting arm is provided with the second hinged shaft, and the lower end of the second connecting arm is provided with the second fixing groove; the second fixing groove and the second fixing convex ring are clamped with each other; the second connecting device is hinged with the second functional block through a second hinge shaft.
The first function block comprises a storage battery pack, a power supply outer joint, a power supply inner joint and the storage battery pack arranged in the first function block; the connection surface of the first functional block facing the second functional block is provided with an inner power supply joint; the outer side surface of the first functional block is provided with a power supply external joint; the power supply outer joint, the storage battery pack and the power supply inner joint are connected through leads; and the upper end surface of the first functional block is respectively provided with a cutting device and a locking device.
The second functional block comprises a liquid guide pipe, a heating coil, a heating switch, a power supply connecting head and a support spring, the liquid guide pipe is arranged in the second functional block, and the heating coil is arranged outside the liquid guide pipe; a liquid inlet and a liquid outlet are respectively arranged at the two ends of the liquid guide pipe; the upper end surface of the second functional block is provided with a heating switch; a power supply connecting groove is arranged on the connecting surface of the second functional block facing the first functional block, the power supply connecting groove is in a cylindrical shape with a one-way opening, and a power supply connecting head clamping edge is arranged on the cylindrical opening end; a support spring is arranged in the power supply connecting groove, one end of the support spring is connected with the sealing end of the cylindrical power supply connecting groove, and the other end of the support spring is connected with a power supply connecting head; the power supply connecting head is provided with a power supply connecting groove clamping edge, and the power supply connecting groove clamping edge and the power supply connecting head clamping edge are mutually clamped; the power supply connecting head, the heating coil and the heating switch are connected through wires.
As shown in fig. 2, the restraining strip includes a long type restraining strip and a short type restraining strip.
As shown in fig. 3, 4 and 5, the cutting device comprises a n-shaped cutting device outer locking column, the cutting device outer locking column comprises a cutting device left column leg and a cutting device right column leg, and a cutting device longitudinal inner hole is clamped between the cutting device left column leg and the cutting device right column leg; the left side of the left column leg of the cutting device and the right side of the right column leg of the cutting device are respectively provided with a cutting device wedge-shaped inserting block, the upper end surface of the first function block is correspondingly provided with a cutting device left column leg inserting hole and a cutting device right column leg inserting hole, and the left side wall of the cutting device left column leg inserting hole and the right side wall of the cutting device right column leg inserting hole are correspondingly provided with a cutting device wedge-shaped inserting groove; the left column leg and the right column leg of the cutting device are respectively inserted and fixed in a left column leg jack of the cutting device and a right column leg jack of the cutting device, and meanwhile, wedge-shaped insertion blocks of the cutting device on the left column leg and the right column leg of the cutting device are respectively inserted into wedge-shaped insertion grooves of the cutting device in the left column leg jack of the cutting device and the right column leg jack of the cutting device; the outer lock column of the cutting device is provided with a through hole which penetrates through the outer part of the infusion tube of the cutting device transversely, the inner lock column of the cutting device is sleeved in the outer lock column of the cutting device, the upper end of the inner lock column of the cutting device is provided with a through hole in the infusion tube of the cutting device, and the lower end of the inner lock column of the cutting device is fixedly connected to the first function block; a cutter is arranged on the inner side wall of the upper end of the infusion inner through hole of the cutting device; a rubber film is sleeved outside the cutter; a tearing column is arranged on the inner lock column of the cutting device; when in the transfusion state, the transfusion tube passes through the perforation in the transfusion tube of the cutting device and the perforation outside the transfusion tube of the cutting device, and the transfusion tube is not extruded; when the infusion tube is in a cut-off state, the left column leg and the right column leg of the cut-off device are relatively extruded, the wedge-shaped insertion block of the cut-off device is made to be separated from the wedge-shaped insertion hole of the cut-off device, then the outer lock column of the cut-off device is integrally lifted upwards, the outer through hole of the infusion tube of the cut-off device is moved upwards and staggered with the inner through hole of the infusion tube of the cut-off device, the infusion tube is cut by the cutter, the infusion tube is.
As shown in fig. 6 and 7, the locking device comprises a locking device outer locking column in a shape like a Chinese character 'ji', the locking device outer locking column comprises a locking device left column leg and a locking device right column leg, and a locking device longitudinal inner hole is clamped between the locking device left column leg and the locking device right column leg; the left side of the left column leg of the locking device and the right side of the right column leg of the locking device are respectively provided with a wedge-shaped inserting block of the locking device, the upper end surface of the first function block is correspondingly provided with a left column leg inserting hole of the locking device and a right column leg inserting hole of the locking device, and the left side wall of the left column leg inserting hole of the locking device and the right side wall of the right column leg inserting hole of the locking device are correspondingly provided with wedge-shaped inserting grooves of the locking device; the left column leg of the locking device and the right column leg of the locking device are respectively inserted and fixed in a left column leg jack of the locking device and a right column leg jack of the locking device, and meanwhile, locking device wedge-shaped inserting blocks on the left column leg of the locking device and the right column leg of the locking device are respectively inserted into locking device wedge-shaped inserting grooves in the left column leg jack of the locking device and the right column leg jack of the locking device; the outer locking column of the locking device is provided with a through hole which penetrates through the outer locking device infusion tube transversely, the inner locking column of the locking device is sleeved in the outer locking column of the locking device, the upper end of the inner locking column of the locking device is provided with a through hole in the infusion tube of the locking device, and the lower end of the inner locking column of the locking device is fixedly connected to the first functional block; a locking rubber block of the locking device is arranged on the inner side wall of the upper end of the inner through hole of the infusion tube of the locking device; the inner tooth surface of the locking device is arranged in a longitudinal inner hole of the locking device of the outer locking column of the locking device, the outer tooth surface of the locking device is arranged on the left side wall and the right side wall of the inner locking column of the locking device, and the inner tooth surface and the outer tooth surface of the locking device are mutually meshed; when in the transfusion state, the transfusion tube passes through the through hole in the transfusion tube of the locking device and the through hole outside the transfusion tube of the locking device, and the transfusion tube is not extruded; when the locking device is in a locking state, the left column leg of the locking device and the right column leg of the locking device are relatively extruded, the wedge-shaped inserting block of the locking device is made to be separated from the wedge-shaped inserting hole of the locking device, then the outer locking column of the locking device is integrally lifted upwards, the outer through hole of the infusion tube of the locking device is upwards moved and staggered with the inner through hole of the infusion tube of the locking device, and the infusion tube is locked, so that the liquid in the infusion tube stops flowing.
The device also comprises an external infusion tube, one end of the external infusion tube is connected with the infusion bottle, and the other end of the external infusion tube is connected with the liquid inlet. The infusion device also comprises an infusion connecting pipe, one end of the infusion connecting pipe is connected with the liquid outlet, and the other end of the infusion connecting pipe is connected with an infusion needle; the infusion connecting pipe is provided with a locking valve.
When the device is used, the pasting device is firstly fixed at the position of the child needing transfusion through the first pasting piece and the second pasting piece, if the position allows the use of a binding mode, the binding belt can be simultaneously adopted for binding and fixing, when the binding belt is adopted for fixing, clamping columns at two ends of the binding belt are clamped in clamping grooves of the binding belt and are mutually fixed with the pasting device, and the basic fixing of the device is completed. Further clamping and installing a first fixing groove and a second fixing groove on the first connecting device and the second connecting device into a first fixing convex ring group and a second fixing convex ring group of the first fixing hole and the second fixing hole respectively, so that the first connecting device, the second connecting device and the applying device are fixed; then according to a common transfusion flow, a transfusion needle penetrates through a supporting colloid to penetrate into the skin to perform normal puncture, after blood return is normal, a nurse further closes a locking valve to keep the closing state of a transfusion pipeline, then an external transfusion tube is communicated to a liquid inlet to empty a liquid guide tube in a second functional block, a transfusion connecting tube is further communicated to a liquid outlet, a first functional block and a second functional block are relatively clamped along a first hinge shaft and a second hinge shaft respectively, and further a fixing belt and a belt fixing column are used for locking; after the infusion pipeline is set, the nurse can start normal infusion treatment by reopening the locking valve. When the external temperature is low, the heating switch can be conveniently pressed to start the heating coil, so that the liquid for children is properly heated in the second functional block, and the discomfort of transfusion caused by too large temperature difference is avoided.
The infusion protection cover is provided with a locking device and a cutting device, the locking device is in two states during operation, and in the infusion state, an infusion tube passes through a through hole in the infusion tube of the locking device and a through hole outside the infusion tube of the locking device, and the infusion tube is not extruded; when the locking device is in a locking state, the left column leg of the locking device and the right column leg of the locking device are relatively extruded, the wedge-shaped inserting block of the locking device is made to be separated from the wedge-shaped inserting hole of the locking device, then the outer locking column of the locking device is integrally lifted upwards, the outer through hole of the infusion tube of the locking device is upwards moved and staggered with the inner through hole of the infusion tube of the locking device, and the infusion tube is locked, so that the liquid in the infusion tube stops flowing. The structure does not need any operation and kinetic energy during use, belongs to a passive defensive design, can timely obstruct the smoothness of a transfusion pipeline, avoids blood return or other accidents, and ensures the safety of children transfusion.
The cutting device is divided into two working states when working, and in the transfusion state, the transfusion tube passes through the inner perforation of the transfusion tube of the cutting device and the outer perforation of the transfusion tube of the cutting device, and the transfusion tube is not extruded; when the infusion tube is in a cut-off state, the left column leg and the right column leg of the cut-off device are relatively extruded, the wedge-shaped insertion block of the cut-off device is made to be separated from the wedge-shaped insertion hole of the cut-off device, then the outer lock column of the cut-off device is integrally lifted upwards, the outer through hole of the infusion tube of the cut-off device is moved upwards and staggered with the inner through hole of the infusion tube of the cut-off device, the infusion tube is cut by the cutter, the infusion tube is. The structure is arranged in front of the locking device, and when the two parts of structures operate, the locking device is responsible for locking the infusion pipeline to prevent gas or liquid from being dredged; the cutting device is responsible for cutting off the infusion pipeline, so that the infusion protection cover and the infusion bottle part are completely cut off and separated, and the safety of child infusion is guaranteed to the maximum extent.
The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. Any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention, without departing from the technical solution of the present invention, still belong to the protection scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a children infusion safety protection cover which characterized in that: comprises a pasting device, a binding belt, a first connecting device, a second connecting device, a first functional block and a second functional block; the two ends of the pasting device are respectively provided with a first fixing block and a second fixing block; the first fixed block and the second fixed block are connected through a supporting colloid; one sides of the first fixing block and the second fixing block are provided with a binding belt clamping groove; the upper end surfaces of the first fixing block and the second fixing block are respectively provided with a first fixing hole and a second fixing hole, and a first fixing convex ring group and a second fixing convex ring group are arranged in the first fixing hole and the second fixing hole; the lower end faces of the first fixing block and the second fixing block are respectively provided with a first adhesive sheet and a second adhesive sheet; a first connecting device and a second connecting device are respectively arranged in the first fixing hole and the second fixing hole; the first connecting device and the second connecting device are respectively provided with a first functional block and a second functional block;
the first function block comprises a storage battery pack, a power supply outer joint, a power supply inner joint and the storage battery pack is arranged in the first function block; the connection surface of the first functional block facing the second functional block is provided with an inner power supply joint; the outer side surface of the first functional block is provided with a power supply external joint; the power supply outer joint, the storage battery pack and the power supply inner joint are connected through leads; the upper end surface of the first functional block is respectively provided with a cutting device and a locking device;
the second functional block comprises a liquid guide pipe, a heating coil, a heating switch, a power supply connecting head and a support spring, the liquid guide pipe is arranged in the second functional block, and the heating coil is arranged outside the liquid guide pipe; a liquid inlet and a liquid outlet are respectively arranged at the two ends of the liquid guide pipe; the upper end surface of the second functional block is provided with a heating switch; a power supply connecting groove is arranged on the connecting surface of the second functional block facing the first functional block, the power supply connecting groove is in a cylindrical shape with a one-way opening, and a power supply connecting head clamping edge is arranged on the cylindrical opening end; a support spring is arranged in the power supply connecting groove, one end of the support spring is connected with the sealing end of the cylindrical power supply connecting groove, and the other end of the support spring is connected with a power supply connecting head; the power supply connecting head is provided with a power supply connecting groove clamping edge, and the power supply connecting groove clamping edge and the power supply connecting head clamping edge are mutually clamped; the power supply connecting head, the heating coil and the heating switch are connected through wires.
2. A child infusion safety shield according to claim 1, wherein: the cutting device comprises a reversed V-shaped cutting device outer locking column, the cutting device outer locking column comprises a cutting device left column leg and a cutting device right column leg, and a cutting device longitudinal inner hole is clamped between the cutting device left column leg and the cutting device right column leg; the left side of the left column leg of the cutting device and the right side of the right column leg of the cutting device are respectively provided with a cutting device wedge-shaped inserting block, the upper end surface of the first function block is correspondingly provided with a cutting device left column leg inserting hole and a cutting device right column leg inserting hole, and the left side wall of the cutting device left column leg inserting hole and the right side wall of the cutting device right column leg inserting hole are correspondingly provided with a cutting device wedge-shaped inserting groove; the left column leg and the right column leg of the cutting device are respectively inserted and fixed in a left column leg jack of the cutting device and a right column leg jack of the cutting device, and meanwhile, wedge-shaped insertion blocks of the cutting device on the left column leg and the right column leg of the cutting device are respectively inserted into wedge-shaped insertion grooves of the cutting device in the left column leg jack of the cutting device and the right column leg jack of the cutting device; the outer lock column of the cutting device is provided with a through hole which penetrates through the outer part of the infusion tube of the cutting device transversely, the inner lock column of the cutting device is sleeved in the outer lock column of the cutting device, the upper end of the inner lock column of the cutting device is provided with a through hole in the infusion tube of the cutting device, and the lower end of the inner lock column of the cutting device is fixedly connected to the first function block; a cutter is arranged on the inner side wall of the upper end of the infusion inner through hole of the cutting device; a rubber film is sleeved outside the cutter; a tearing column is arranged on the inner lock column of the cutting device; when in the transfusion state, the transfusion tube passes through the perforation in the transfusion tube of the cutting device and the perforation outside the transfusion tube of the cutting device, and the transfusion tube is not extruded; when the infusion tube is in a cut-off state, the left column leg and the right column leg of the cut-off device are relatively extruded, the wedge-shaped insertion block of the cut-off device is made to be separated from the wedge-shaped insertion hole of the cut-off device, then the outer lock column of the cut-off device is integrally lifted upwards, the outer through hole of the infusion tube of the cut-off device is moved upwards and staggered with the inner through hole of the infusion tube of the cut-off device, the infusion tube is cut by the cutter, the infusion tube is.
3. A child infusion safety shield according to claim 2, wherein: the locking device comprises a locking device outer locking column in a shape like a Chinese character 'ji', the locking device outer locking column comprises a locking device left column leg and a locking device right column leg, and a locking device longitudinal inner hole is clamped between the locking device left column leg and the locking device right column leg; the left side of the left column leg of the locking device and the right side of the right column leg of the locking device are respectively provided with a wedge-shaped inserting block of the locking device, the upper end surface of the first function block is correspondingly provided with a left column leg inserting hole of the locking device and a right column leg inserting hole of the locking device, and the left side wall of the left column leg inserting hole of the locking device and the right side wall of the right column leg inserting hole of the locking device are correspondingly provided with wedge-shaped inserting grooves of the locking device; the left column leg of the locking device and the right column leg of the locking device are respectively inserted and fixed in a left column leg jack of the locking device and a right column leg jack of the locking device, and meanwhile, locking device wedge-shaped inserting blocks on the left column leg of the locking device and the right column leg of the locking device are respectively inserted into locking device wedge-shaped inserting grooves in the left column leg jack of the locking device and the right column leg jack of the locking device; the outer locking column of the locking device is provided with a through hole which penetrates through the outer locking device infusion tube transversely, the inner locking column of the locking device is sleeved in the outer locking column of the locking device, the upper end of the inner locking column of the locking device is provided with a through hole in the infusion tube of the locking device, and the lower end of the inner locking column of the locking device is fixedly connected to the first functional block; a locking rubber block of the locking device is arranged on the inner side wall of the upper end of the inner through hole of the infusion tube of the locking device; the inner tooth surface of the locking device is arranged in a longitudinal inner hole of the locking device of the outer locking column of the locking device, the outer tooth surface of the locking device is arranged on the left side wall and the right side wall of the inner locking column of the locking device, and the inner tooth surface and the outer tooth surface of the locking device are mutually meshed; when in the transfusion state, the transfusion tube passes through the through hole in the transfusion tube of the locking device and the through hole outside the transfusion tube of the locking device, and the transfusion tube is not extruded; when the locking device is in a locking state, the left column leg of the locking device and the right column leg of the locking device are relatively extruded, the wedge-shaped inserting block of the locking device is made to be separated from the wedge-shaped inserting hole of the locking device, then the outer locking column of the locking device is integrally lifted upwards, the outer through hole of the infusion tube of the locking device is upwards moved and staggered with the inner through hole of the infusion tube of the locking device, and the infusion tube is locked, so that the liquid in the infusion tube stops flowing.
4. A child infusion safety shield according to claim 1, wherein: the first connecting device comprises a first hinge shaft, a first connecting arm and a first fixing groove, wherein the first hinge shaft is arranged at the upper end of the first connecting arm, and the first fixing groove is arranged at the lower end of the first connecting arm; the first fixing groove and the first fixing convex ring are clamped with each other; the first connecting device is hinged with the first functional block through a first hinge shaft.
5. A child infusion safety shield according to claim 4, wherein: the second connecting device comprises a second hinged shaft, a second connecting arm and a second fixing groove, the upper end of the second connecting arm is provided with the second hinged shaft, and the lower end of the second connecting arm is provided with the second fixing groove; the second fixing groove and the second fixing convex ring are clamped with each other; the second connecting device is hinged with the second functional block through a second hinge shaft.
6. A child infusion safety shield according to claim 3 or 5, wherein: the infusion bottle also comprises an external infusion tube, one end of the external infusion tube is connected with the infusion bottle, and the other end of the external infusion tube is connected with the liquid inlet.
7. A child infusion safety shield according to claim 6, wherein: the infusion device also comprises an infusion connecting pipe, one end of the infusion connecting pipe is connected with the liquid outlet, and the other end of the infusion connecting pipe is connected with an infusion needle; the infusion connecting pipe is provided with a locking valve.
8. A child infusion safety shield according to claim 7, wherein: clamping columns are arranged at two ends of the binding belt and clamped in the clamping grooves of the binding belt; the first functional block is provided with a combination clamping table, and the second functional block is provided with a combination clamping groove; the first functional block and the second functional block are mutually clamped through the combination clamping table and the combination clamping groove; set up the belt fixed column on the first functional block, set up fixed belt on the second functional block, set up the belt fixed orifices on the fixed belt, clamp the belt fixed column in the belt fixed orifices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011226811.5A CN112263751B (en) | 2020-11-06 | 2020-11-06 | Safety protection cover for child transfusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011226811.5A CN112263751B (en) | 2020-11-06 | 2020-11-06 | Safety protection cover for child transfusion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112263751A true CN112263751A (en) | 2021-01-26 |
| CN112263751B CN112263751B (en) | 2022-05-27 |
Family
ID=74344310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011226811.5A Active CN112263751B (en) | 2020-11-06 | 2020-11-06 | Safety protection cover for child transfusion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112263751B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103768681A (en) * | 2014-01-21 | 2014-05-07 | 南通康盛医疗器械有限公司 | Vein transfusion protecting device |
| US20140350485A1 (en) * | 2011-12-07 | 2014-11-27 | Becton, Dickinson And Company | Infusion device with releasable fluid connector |
| CN105107056A (en) * | 2015-09-03 | 2015-12-02 | 毕桂红 | Nursing retention needle fixing device |
| CN105559958A (en) * | 2016-03-13 | 2016-05-11 | 蒋成霞 | Temperature-adjustable children transfusion fixing device |
| US20170143900A1 (en) * | 2015-11-25 | 2017-05-25 | Robert Rioux | Wearable medication delivery device |
| CN108744174A (en) * | 2018-06-15 | 2018-11-06 | 河南省肿瘤医院 | A kind of fixing device for intravenous transfusion |
| CN109045404A (en) * | 2018-08-20 | 2018-12-21 | 安徽健朗医疗器械有限公司 | A kind of wearing diagnosing and treating apparatus |
| CN109464723A (en) * | 2018-12-16 | 2019-03-15 | 徐州艾贝尔电子商务有限公司 | A kind of fixation device of remaining needle |
| CN208893321U (en) * | 2018-01-31 | 2019-05-24 | 南方医科大学南方医院 | A kind of type self-destroyed infusion device |
| CN110279915A (en) * | 2019-07-30 | 2019-09-27 | 杭州市第一人民医院 | Infusion apparatus and preparation method thereof with function of autotomying |
-
2020
- 2020-11-06 CN CN202011226811.5A patent/CN112263751B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140350485A1 (en) * | 2011-12-07 | 2014-11-27 | Becton, Dickinson And Company | Infusion device with releasable fluid connector |
| CN103768681A (en) * | 2014-01-21 | 2014-05-07 | 南通康盛医疗器械有限公司 | Vein transfusion protecting device |
| CN105107056A (en) * | 2015-09-03 | 2015-12-02 | 毕桂红 | Nursing retention needle fixing device |
| US20170143900A1 (en) * | 2015-11-25 | 2017-05-25 | Robert Rioux | Wearable medication delivery device |
| CN105559958A (en) * | 2016-03-13 | 2016-05-11 | 蒋成霞 | Temperature-adjustable children transfusion fixing device |
| CN208893321U (en) * | 2018-01-31 | 2019-05-24 | 南方医科大学南方医院 | A kind of type self-destroyed infusion device |
| CN108744174A (en) * | 2018-06-15 | 2018-11-06 | 河南省肿瘤医院 | A kind of fixing device for intravenous transfusion |
| CN109045404A (en) * | 2018-08-20 | 2018-12-21 | 安徽健朗医疗器械有限公司 | A kind of wearing diagnosing and treating apparatus |
| CN109464723A (en) * | 2018-12-16 | 2019-03-15 | 徐州艾贝尔电子商务有限公司 | A kind of fixation device of remaining needle |
| CN110279915A (en) * | 2019-07-30 | 2019-09-27 | 杭州市第一人民医院 | Infusion apparatus and preparation method thereof with function of autotomying |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112263751B (en) | 2022-05-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203971057U (en) | A kind of remaining needle | |
| CN112263751B (en) | Safety protection cover for child transfusion | |
| CN112245712A (en) | Multi-position infusion protection cover for children | |
| CN110269668B (en) | Ganglion puncture therapeutic device | |
| CN220110199U (en) | Switchable venous indwelling needle | |
| CN201750897U (en) | Paracentesis tube-setting device | |
| CN203971056U (en) | A kind of remaining needle | |
| CN214762629U (en) | Multi-position infusion protection cover for children | |
| CN104606739A (en) | Anti-thrombotic safety cap for venous indwelling needle and using method thereof | |
| CN205924600U (en) | Needle is kept somewhere to singlehanded clamp of pulsed malleation | |
| CN202715086U (en) | Disposable anti-acupuncture intravenous infusion needle | |
| CN115068741A (en) | Anti-reflux anti-needling retention needle | |
| CN204411414U (en) | The anti-blood of a kind of venous detaining needle fastens safety head | |
| CN204379891U (en) | Multifunctional airtight transfusion syringe pipe | |
| CN209316691U (en) | A kind of positive pressure is micro- to seep flow-stopping clip and the remaining needle using it | |
| CN201033193Y (en) | Hemostasis sealing plug of needle for remaining in vein | |
| CN211561383U (en) | Improved structure of remaining needle | |
| CN210673891U (en) | Multifunctional hemodialysis needle | |
| CN203598310U (en) | Flow limiting clamp mechanism of venous indwelling needle | |
| CN202892504U (en) | Transfusion device for dialysis | |
| CN104147659A (en) | Disposable infusion needle with infusion hoses and infusion method implemented by disposable infusion needle | |
| CN219207230U (en) | Needle-punching-preventing egg taking needle capable of being converted into single cavity and double cavity | |
| CN201036640Y (en) | Transfusion device for uremia patient dialysis | |
| CN209884248U (en) | Nasal hemostat | |
| CN213589374U (en) | Fixing device for preventing intravenous infusion needle hose from bending |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |