CN109011027B - Hemostatic agent propeller - Google Patents
Hemostatic agent propeller Download PDFInfo
- Publication number
- CN109011027B CN109011027B CN201811149572.0A CN201811149572A CN109011027B CN 109011027 B CN109011027 B CN 109011027B CN 201811149572 A CN201811149572 A CN 201811149572A CN 109011027 B CN109011027 B CN 109011027B
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- CN
- China
- Prior art keywords
- push rod
- hemostatic agent
- elastic
- piston head
- sealing film
- Prior art date
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- 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
- A61M5/178—Syringes
-
- 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
- A61M5/178—Syringes
- A61M5/31—Details
-
- 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
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/3129—Syringe barrels
-
- 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
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
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)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Materials For Medical Uses (AREA)
Abstract
The utility model discloses a hemostatic agent propeller which comprises a barrel, wherein a hemostatic agent accommodating space is formed in the inner side of the barrel, the hemostatic agent propeller further comprises a propelling component, the propelling component comprises a push rod, a piston head and a pressing disc, a sealing film and a plurality of elastic flaps are arranged at the discharge end in the barrel, and the piston head is arranged at the pressing end in the barrel; the propulsion assembly has a storage state and an injection state; in the storage state, the push rod is detachably connected to the outer wall of the cylinder body, the pressurizing disc is detachably connected to the discharging end, the plurality of elastic flaps are attached to the outer side face of the sealing film, in the injection state, the plurality of elastic flaps are arranged in a frustum shape, two ends of the push rod are respectively connected with the piston head and Shi Yapan, and the hemostatic agent is forced to be pushed out from the discharging end through the pressurizing of the pushing assembly. The hemostatic propeller provided by the utility model has the advantages that in a storage state, the whole length is smaller, and the sealing effect is better; the wound is convenient to insert in the working state, and the pain of patients can not be aggravated.
Description
Technical Field
The utility model relates to the first-aid technology, in particular to a hemostatic propeller.
Background
Blood loss is one of the major problems that first aid operations need to face, especially in traffic accidents, violent crimes and war, and is a major factor leading to death. In 2016 of our country, 6 tens of thousands of people die due to traffic safety accidents, and the world is the second most highly occupied.
Age-related treatment is a fundamental principle in blood loss treatment, and the earlier the treatment is, the lower the mortality rate of the wounded. However, for the blood loss wound caused by penetration such as bullet injury in war injury and stab injury in traffic accident, the external wound is small, the internal wound is large, the bleeding point is difficult to reach by the general hemostasis means acting on the external surface of the wound, and the hemostasis effect cannot be exerted in time. At this time, a hemostatic means capable of directly touching the bleeding point is required. The utility model patent with publication number of CN205924682U and publication date of 2017, 2 month and 8 days, named as a barrel type hemostatic device, discloses a technical means for stopping bleeding at a bleeding point, which comprises a cylindrical barrel, wherein the back end of the barrel is open, the front end of the barrel is a discharging end, the discharging end comprises a circular bottom plate, the periphery of the bottom plate is in seamless connection or integrated formation with the barrel, the bottom plate comprises a plurality of fan-shaped valve bodies, and the adjacent valve bodies are connected through a plurality of connecting points or connected through thin walls or are in seamless splicing. The cylindrical hemostatic device provided by the utility model can be manufactured into different lengths and different diameters, can be inserted into wounds or incisions with different diameters, and can push hemostatic agent into a relatively deep bleeding position in time without expanding the wounds through surgery.
The hemostatic device has the advantages that the hemostatic agent is filled in the barrel, the length of the barrel and the length of the push rod enable the hemostatic device to be too long, the hemostatic device is inconvenient to transport and carry, the front end of the hemostatic device is thicker, and the hemostatic device has the defects that the hemostatic device is difficult to insert into a wound and aggravate pain of a patient due to small wound area of penetrating wounds such as gunshot wounds and stabbing wounds.
Disclosure of Invention
The utility model aims to provide a hemostatic propeller which solves the defects in the technology.
In order to achieve the above object, the present utility model provides the following technical solutions:
the hemostatic agent propeller comprises a barrel, wherein the inner side of the barrel is a hemostatic agent accommodating space, and further comprises a propelling component, the propelling component comprises a push rod, a piston head and a pressing disc, the push rod is detachably connected with the piston head and the pressing disc, a discharging end in the barrel is provided with a sealing film and a plurality of elastic flaps, the pressing end in the barrel is provided with the piston head, and the hemostatic agent accommodating space is formed between the piston head and the sealing film;
the propulsion assembly has a storage state and an injection state;
in the storage state, a sealing plug is sealed on the pressure applying end, the push rod is detachably connected to the outer wall of the cylinder body, the pressure applying disc is detachably connected to the discharging end, the pressure applying disc is pressed on the plurality of elastic valve sheets, the plurality of elastic valve sheets are attached to the outer side face of the sealing film,
in the injection state, a plurality of elastic petals are arranged in a frustum shape, two ends of the push rod are respectively connected with the piston head and the Shi Yapan, and the hemostatic agent is forced to be pushed out from the discharge end by the pressure of the pushing assembly.
In the above hemostatic pusher, in the storage state, the push rod is sleeved in an easy-to-tear bag, and the thin bag is adhered to the outer wall of the barrel.
In the hemostatic propeller, slots are formed in the piston head and the pressing disc;
in the injection state, two ends of the push rod are respectively inserted into one slot.
The hemostatic agent propeller further comprises a tearing auxiliary structure, wherein the tearing auxiliary structure comprises a plurality of connecting rods, and two ends of each connecting rod are respectively connected with the sealing film and the pressing disc;
and a gap is formed between two adjacent elastic flaps, and the connecting rod is positioned in the gap.
According to the hemostatic propeller, the elastic piece is arranged on the outer wall of the discharge end, and in the injection state, the elastic piece abuts against the elastic valve sheets so that a plurality of elastic valve sheets are arranged in a frustum shape.
In the hemostatic agent propeller, the pressing end is provided with a radial extension part, and the radial extension part is provided with a clamping groove;
in the storage state, one end of the push rod is embedded in the clamping groove, and the other end of the push rod is abutted against the elastic piece.
The hemostatic agent pusher further comprises a material distributing sheet, wherein the material distributing sheet is connected with the sharp ends of the elastic flaps;
in the stowed condition, the dispensing sheet is folded to fit between the elastic flap and the sealing film;
in the injection state, the material distributing sheet is positioned at the top surface of the frustum-shaped structure.
According to the hemostatic propeller, the through holes are formed in the material distributing sheet.
In the technical scheme, in the accommodating state, the push rod and the barrel are overlapped, the whole length is smaller, the hemostatic propeller is convenient to transport and carry, and the two ends of the barrel are provided with a plurality of sets of sealing structures, so that the sealing effect is good; in the working state, a frustum structure is formed at the discharge end of the cylinder body, so that the wound is convenient to insert, and the pain of patients can not be aggravated.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
Fig. 1 is a schematic structural view of a storage state of a hemostatic agent pusher according to an embodiment of the present utility model;
FIG. 2 is a partial view of the view A of FIG. 1;
FIG. 3 is a schematic view of the position of a connecting rod according to an embodiment of the present utility model;
fig. 4 is a schematic structural view of an operating state of a hemostatic agent pusher according to an embodiment of the present utility model;
fig. 5 is a schematic structural view of another working state of the hemostatic agent pusher according to the embodiment of the present utility model.
Reference numerals illustrate:
1. a cylinder; 1.1, a discharging end; 1.2, a pressing end; 2. a hemostatic agent; 3. a propulsion assembly; 3.1, pushing rod; 3.2, piston heads; 3.3, a pressing disc; 4. a hemostatic agent receiving space; 5. a sealing plug; 6. an elastic flap; 7. a sealing film; 8. a slot; 9. a connecting rod; 10. a radial extension; 10.1, a clamping groove; 11. dividing slices; 12. an elastic member.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-5, the hemostatic agent propeller provided by the embodiment of the utility model comprises a barrel 1, wherein a hemostatic agent accommodating space 4 is formed at the inner side of the barrel 1, the hemostatic agent propeller further comprises a propelling component 3, the propelling component 3 comprises a push rod 3.1, a piston head 3.2 and a pressing disc 3.3, the push rod 3.1 is detachably connected with the piston head 3.2 and the pressing disc 3.3, a discharging end 1.1 in the barrel 1 is provided with a sealing film 7 and a plurality of elastic flaps 6, a pressing end 1.2 in the barrel 1 is provided with the piston head 3.2, and the hemostatic agent accommodating space 4 is formed between the piston head 3.2 and the sealing film 7; the propulsion assembly 3 has a storage state and an injection state; in the storage state, a sealing plug 5 is sealed on the pressure applying end 1.2, the push rod 3.1 is detachably connected to the outer wall of the cylinder body 1, the pressure applying disc 3.3 is detachably connected to the discharge end 1.1, the pressure applying disc 3.3 is pressed on a plurality of elastic valve sheets 6, the elastic valve sheets 6 are attached to the outer side face of the sealing film 7, in the injection state, the elastic valve sheets 6 are arranged in a frustum shape, and two ends of the push rod 3.1 are respectively connected with the piston head 3.2 and the pressure applying disc 3.3, and the hemostatic agent 2 is forced to be pushed out from the discharge end 1.1 by the pressure application of the pushing assembly 3.
Specifically, the inside of the barrel 1 is a hemostatic agent accommodating space 4 for accommodating the hemostatic agent 2, preferably, the hemostatic agent 2 is in a powder form or a granule form, two ends of the barrel 1 are respectively provided with a pressing end 1.2 and a discharging end 1.1, the pressing end 1.2 is used for pushing in the pushing component 3 to push out the hemostatic agent 2 from the inside of the barrel 1, and the hemostatic agent 2 is pushed out from the discharging end 1.1 under the pushing pressure of the pushing component 3 and enters a wound of a patient to perform hemostasis. The limit and seal of the hemostatic agent 2 are completed in the barrel 1 by means of the sealing film 7 and the piston head 3.2, the sealing film 7 is a film which can be pierced by applying slight pressure, such as an aluminum film, a plastic film and the like, is arranged at the discharge end 1.1 in the barrel 1 to seal the end, the piston head 3.2 is a part of the propelling component 3 and is arranged at the pressing end 1.2 in the barrel 1 to seal the end, and the hemostatic agent 2 is limited between the sealing film 7 and the piston head 3.2 in use.
In this embodiment, the discharging end 1.1 of the cylinder 1 is further provided with a plurality of elastic flaps 6, the elastic flaps 6 are disposed on the outer side of the sealing film 7, which may be an elastic metal sheet or an elastic plastic sheet, and the root parts of the elastic flaps 6 are connected to the inner wall of the cylinder 1, so that the elastic flaps 6 can be pressed onto the sealing film 7 when being pressed.
One of the key innovation points of the embodiment is that: the components of the propulsion assembly 3 are detachably connected and can be switched between two operating states. Specifically, the propulsion assembly 3 includes a push rod 3.1, a piston head 3.2 and a pressing disc 3.3, the push rod 3.1 is detachably connected with the piston head 3.2 and the pressing disc 3.3, preferably, the push rod 3.1 is inserted, slots 8 are formed in the piston head 3.2 and the pressing disc 3.3, and the push rod 3.1 is inserted into the slots 8 to achieve connection, so that connection and detachment are very rapid. But also can be connected in a threaded manner, a clamping manner or other detachable connection manners in the prior art. The propulsion assembly 3 has two states: a storage state and an injection state. As shown in fig. 1, the storage state is a state of non-use such as transportation, storage and carrying of the thruster of the hemostatic agent 2, at this time, each part of the propulsion assembly 3 is in a disassembled state, wherein the push rod 3.1 is detachably connected to the outer wall of the barrel 1, such as clamping, or a plurality of points are bonded on the push rod, the pressing disc 3.3 covers the opening of the discharge end 1.1, and one end of the pressing disc presses each elastic flap 6 to be attached to the sealing film 7, so that on one hand, the discharge end 1.1 of the barrel 1 is relatively flat, on the other hand, the sealing effect of the hemostatic agent 2 at the discharge end 1.1 is improved, and the sealing film 7 is doubly protected by the elastic flaps 6 and the pressing disc 3.3; at the pressure application end 1.2 of the cylinder 1, a sealing plug 5, such as a rubber plug, is then applied to the pressure application end 1.2, which serves to assist the piston head 3.2 in sealing the pressure application end 1.2. When the hemostatic agent 2 pusher needs to be used, the hemostatic agent 2 pusher is in an injection state, as shown in fig. 2, in this state, firstly, the sealing plug 5 is pulled out from the pressing end 1.2, secondly, the push rod 3.1 is removed from the barrel 1, and Shi Yapan 3.3 is removed from the feeding end, at this time, due to the fact that the pressing effect of Shi Yapan 3.3 is lost, the elastic flaps 6 are restored to be integrally arranged in a frustum shape, and finally, the push rod 3.1 is connected with the piston head 3.2 and the pressing disc 3.3, shi Yapan 3.3.3 is pushed, and the hemostatic agent 2 can be pushed out from the discharging end 1.1 through the piston head 3.2.
In the storage state, the push rod 3.1 and the barrel 1 are overlapped, the whole length is smaller, the hemostatic agent 2 propeller is convenient to transport and carry, and the two ends of the barrel 1 are provided with a plurality of sealing structures, so that the sealing effect is good; in the working state, a frustum structure is formed at the discharge end 1.1 of the cylinder body 1, so that the wound can be conveniently inserted, and the pain of a patient can not be aggravated.
In another embodiment of the present utility model, preferably, in the storage state, the push rod 3.1 is sleeved in an easy-to-tear bag, and the thin bag is adhered to the outer wall of the cylinder 1, so that the push rod 3.1 is conveniently taken out, and on the other hand, the push rod 3.1 does not need to be coated with adhesive.
In another embodiment provided by the utility model, the sealing film 7 is forced to be broken by the pressure of the pushing component 3, so that a large pressure is needed to force the sealing film 7 to be broken, and the tearing auxiliary structure further comprises a tearing auxiliary structure, wherein the tearing auxiliary structure is used for assisting in tearing the sealing film 7, and comprises a plurality of connecting rods 9, and two ends of each connecting rod 9 are respectively connected with the sealing film 7 and the pressure disc 3.3; a gap is formed between every two adjacent elastic flaps 6, and the connecting rods 9 are located in the gap, so that when the pressing disc 3.3 is removed, the connecting rods 9 are synchronously removed, and at the moment, the connecting rods 9 tear the sealing film 7, so that the pressing force of the pushing assembly 3 is reduced. For the arrangement of the cooperation connecting rod 9, there are gaps between each elastic lamella 6, at this time, there may be two arrangement modes, one is that the side edges of each elastic lamella 6 are adjacent in order to completely seal the cylinder 1, for example, six fan-shaped platy elastic lamella 6 with an angle of 60 degrees, the root of two adjacent elastic lamella 6 is provided with an avoidance groove, the avoidance groove is the above gap, the connecting rod 9 is located in the avoidance groove, the other is that each elastic lamella 6 has gaps between each other, the side edges thereof are not connected, for example, six fan-shaped platy elastic lamella 6 with an angle of 50 degrees naturally have gaps between adjacent elastic lamella 6.
In another embodiment provided by the utility model, further, in the storage state, each elastic flap 6 is adhered to the sealing film 7, and the outer side surface of each elastic flap 6, namely, the side surface facing away from the sealing film 7, is provided with a convex column, so that the function of the arrangement is that as an alternative technical means of the connecting column, the connecting column can only form a local tearing opening on the sealing film 7, and the sealing film 7 is torn through the whole elastic flaps 6, specifically, before injection, the elastic flaps 6 are pulled through the convex column, and as the elastic flaps 6 are connected with the sealing film 7, the whole tearing of the sealing film 7 is realized.
In another embodiment of the present utility model, further, an elastic member 12 is disposed on an outer wall of the discharging end 1.1, and in the injection state, the elastic member 12 abuts against the elastic petals 6 to enable the plurality of elastic petals 6 to be arranged in a frustum shape, and the elastic member 12 is used for providing a limit, so that the elastic petals 6 are integrally in a frustum shape rather than a cylinder shape after being unfolded, and negative effects on patients caused by entering wounds are reduced.
Further, a radial extension part 10 is arranged on the pressing end 1.2, and a clamping groove 10.1 is arranged on the radial extension part 10; in the storage state, one end of the push rod 3.1 is embedded in the clamping groove 10.1, the other end is abutted against the elastic piece 12, namely, the elastic piece 12 has two functions, one limiting elastic flap 6 is elastically clamped with the push rod 3.1, and the other limiting elastic flap is fixedly and conveniently detached from the push rod 3.1.
In still another embodiment provided by the utility model, further optionally, an annular bulge can be arranged on the inner wall of the discharging end 1.1, and the elastic flap 6 can not be completely opened due to the limit of the annular bulge in the injection state, so that the frustum-shaped structure is integrally formed.
In still another embodiment, the utility model further comprises a distributing sheet 11, wherein the distributing sheet 11 is a sheet which can be folded at will, such as a thin cloth sheet or a plastic sheet, and the distributing sheet 11 is connected with the sharp end of each elastic flap 6; the sharp end refers to the end far away from the inner wall of the cylinder body 1, and in the storage state, the material separating sheet 11 is folded to be attached between the elastic flap 6 and the sealing film 7; in the injection state, the material distributing sheet 11 is located at the top surface of the frustum-shaped structure, and in the injection state, as the material distributing sheet 11 is blocked in front of the central area of the discharge end 1.1 of the cylinder body 1, the hemostatic agent 2 is forced to be pushed out from the gaps between the elastic flaps 6 in a dispersed manner, so that the hemostatic agent is uniformly adhered to the inside of a wound, and is prevented from being accumulated at one place, thereby improving the hemostatic efficiency.
Furthermore, the distributing sheet 11 is provided with a through hole, and the through hole also provides a discharging channel in the central area of the discharging end 1.1 to prevent the central area from being sprayed with the hemostatic agent 2.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (3)
1. A hemostatic agent propeller, which comprises a barrel body, wherein the inner side of the barrel body is a hemostatic agent accommodating space, and also comprises a propelling component, the propelling component comprises a push rod, a piston head and a Shi Yapan, and is characterized in that,
the push rod is detachably connected with the piston head and the pressing disc, a sealing film and a plurality of elastic flaps are arranged at the discharge end in the cylinder body, the piston head is arranged at the pressing end in the cylinder body, and a hemostatic agent accommodating space is formed between the piston head and the sealing film;
the propulsion assembly has a storage state and an injection state; in the storage state, a sealing plug is sealed on the pressure applying end, the push rod is detachably connected to the outer wall of the cylinder body, the pressure applying disc is detachably connected to the discharge end, the pressure applying disc is pressed on a plurality of elastic flaps, the elastic flaps are attached to the outer side face of the sealing film, in the injection state, the elastic flaps are arranged in a frustum shape, two ends of the push rod are respectively connected with the piston head and the Shi Yapan, and the hemostatic agent is forced to be pushed out from the discharge end by the pressure of the pushing assembly;
the sealing film is an aluminum film or a plastic film, in the storage state, the push rod is sleeved in an easy-tearing bag, the easy-tearing bag is adhered to the outer wall of the cylinder body, and the piston head and the pressure applying disc are provided with slots; in the injection state, two ends of the push rod are respectively inserted into one slot;
the tearing auxiliary structure comprises a plurality of connecting rods, and two ends of each connecting rod are respectively connected with the sealing film and the pressing disc; and a gap is formed between two adjacent elastic flaps, and the connecting rod is positioned in the gap.
2. The hemostatic agent pusher according to claim 1 wherein an elastic member is disposed on an outer wall of the discharge end, the elastic member abutting the elastic petals in the injection state such that the plurality of elastic petals are arranged in a frustum shape.
3. The hemostatic agent impeller of claim 2 wherein the pressure applying end has a radial extension thereon, the radial extension having a slot thereon;
in the storage state, one end of the push rod is embedded in the clamping groove, and the other end of the push rod is abutted against the elastic piece.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810901133 | 2018-08-09 | ||
| CN2018109011334 | 2018-08-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109011027A CN109011027A (en) | 2018-12-18 |
| CN109011027B true CN109011027B (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811149572.0A Active CN109011027B (en) | 2018-08-09 | 2018-09-29 | Hemostatic agent propeller |
Country Status (1)
| Country | Link |
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| CN (1) | CN109011027B (en) |
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