CN110176174A - A kind of intravenous injection practicing arm models - Google Patents
A kind of intravenous injection practicing arm models Download PDFInfo
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- CN110176174A CN110176174A CN201910568997.3A CN201910568997A CN110176174A CN 110176174 A CN110176174 A CN 110176174A CN 201910568997 A CN201910568997 A CN 201910568997A CN 110176174 A CN110176174 A CN 110176174A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/28—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for medicine
- G09B23/285—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for medicine for injections, endoscopy, bronchoscopy, sigmoidscopy, insertion of contraceptive devices or enemas
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Abstract
The present invention relates to a kind of intravenous injection practicing arm models, the current venipuncture model of effective solution is had a single function, use cost high problem；The technical solution of solution includes the arm models being made of hand, wrist and small arm, it is equipped with main fluid passage in arm models, returns fluid passage, more rubber tubes are provided in wrist, wrist can be rotated that different rubber tubes is made to access back fluid passage, wrist is equipped with a branch's fluid passage that in parallel with rubber tube can access back fluid passage, the both ends of rubber tube are equipped with the engaging means that can be accessed back in fluid passage, and engaging means can be according to the uninterrupted in the caliber distribution branch fluid passage and rubber tube of rubber tube；The comprehensive whole operation process for simulating intravenous injection and puncturing true to nature of the present invention, practitioner is set comprehensively to practice, improve the proficiency and adaptability to changes when clinical puncture, and rubber tube can self-changeable, it is very simple and convenient, it can reuse, practitioner is made to obtain sufficient practice while substantially reducing cost.
Description
Technical field
The present invention relates to medical educational field, specifically a kind of intravenous injection practicing arm models.
Background technique
Intravenous injection is very universal in medical and nursing work, is a kind of that the liquid substances such as blood, medical fluid or nutrient solution are direct
The medical method being injected into vein can be directly entered blood and reach whole body by blood circulation, be to act on most fast use
Medicine therapeutic modality.The grasp tendon and vessel that medical staff wants skilled is injected, and needs largely to be practiced, often phase between practitioner
Mutually acupuncture treatment practice has significant limitation, and practitioner is more painful and cannot largely practice；Although there is intravenous injection at present
Model, but function is relatively simple cannot comprehensively simulate the various situations of clinical vein injection, as the thickness of blood vessel, depth,
Blood pressure, vascular bending, travelling etc.；On the other hand, model generally uses rubber tube simulated blood vessel, rubber tube after frequent puncture,
Aging can be damaged and the phenomenon of leakage occur, and current model rubber tube can not easily be replaced, and because almost without special dimension
Shop and maintenance personal are repaired, entire model must be discarded after damage, and it is very high looking for factory repair cost, therefore use cost
Very high, the practice number of practitioner is subject to certain restrictions.
Summary of the invention
For above situation, for the defect for overcoming the prior art, the present invention provides a kind of intravenous injection practicing arm moulds
Type, the current venipuncture model of effective solution have a single function, and rubber tube cannot be replaced, the high problem of use cost.
Its technical solution solved is a kind of intravenous injection practicing arm models, including by hand, wrist and small arm group
At arm models, main fluid passage is equipped in arm models, is equipped with back fluid passage in small arm and hand, wrist inner periphery is provided with
Multiple rubber tubes, wrist can be rotated that different rubber tubes is made to access back fluid passage, and wrist is equipped with one can be in parallel with rubber tube
Access back branch's fluid passage of fluid passage；The left end of hand is equipped with the first fixed plate, and the right end of small arm is equipped with the second fixed plate,
The both ends of wrist are mounted on third fixed plate, and the first fixed plate is equipped with the first through hole communicated with time fluid passage, and second
Be provided in fixed plate one with return the second through-hole for communicating of fluid passage, first through hole by stepped three Duan Zucheng and internal diameter from a left side to
The right side is incremented by, most right one section of first through hole with it is one section intermediate between connect through one section of bellmouth transition, opened on the side wall of one section of centre
There is a side hole, the right end of branch's fluid passage is connected to side hole, and the taper of one with the cooperation of taper hole section are equipped in first through hole
Plug, be installed in conical plug a right end closing and can in conical plug the first transverse tube in axial sliding, the side of the first transverse tube right end
Fluid hole is provided on wall, the left end of the first transverse tube is bonded with the sliding of most the first from left section of first through hole；In each third fixed plate
It is evenly distributed in multiple with the one-to-one third through-hole of rubber tube, corresponding third through-hole connects respectively at the both ends of rubber tube
It is logical, second transverse tube an of both ends open is mounted in multiple third through-holes on right side, being equipped on the second transverse tube can be by it
The pressure spring popped up to right end, when the third through-hole of right end is opposite with first through hole, the second transverse tube can be popped up to be connect with the first transverse tube
It is logical；The caliber of the more rubber tubes is different, and rubber tube is thinner, and the distance that the second corresponding transverse tube can pop up is longer.
The present invention comprehensive true to nature the whole operation process and all kinds of situations that simulate intravenous injection and puncture, enable practitioner
Comprehensive practice, proficiency and adaptability to changes when improving clinical puncture, and rubber tube can self-changeable, very simple side
Just, it can reuse, practitioner is made to obtain sufficient practice while substantially reducing cost.
Detailed description of the invention
Fig. 1 is main view of the invention.
Fig. 2 is the front sectional view of wrist of the present invention.
Fig. 3 is the left view cross-sectional view of wrist.
Fig. 4 is the top view at rubber tube and placing groove.
Fig. 5 is the enlarged drawing of part A in Fig. 2.
Fig. 6 is the front sectional view of first through hole position when rubber tube does not access back fluid passage.
Fig. 7 is the front sectional view of the first transverse tube.
Fig. 8 is the front sectional view of the second transverse tube.
Specific embodiment
Further description is made to a specific embodiment of the invention below in conjunction with attached drawing.
It is provided by Fig. 1 to Fig. 8, the present invention includes the arm models being made of hand 1, wrist 2 and small arm 3, arm mould
It is equipped with main fluid passage 4 in type, is equipped with back fluid passage 5 in small arm 3 and hand 1, it is different that 2 inner periphery of wrist is provided with more root canal diameters
Rubber tube 6, wrist 2 can be rotated that different rubber tubes 6 is made to access back fluid passage 5, and wrist 2 is equipped with one can be with rubber tube 6 simultaneously
Couple into the branch's fluid passage 7 for returning fluid passage 5；The left end of hand 1 is equipped with the first fixed plate 8, and the right end of small arm 3 is equipped with second
Fixed plate 9, the both ends of wrist 2 are mounted on third fixed plate 10, what the first fixed plate 8 was communicated equipped with one with time fluid passage 5
First through hole 11, one is provided in the second fixed plate 9 with the second through-hole 12 for returning fluid passage 5 and communicating, first through hole 11 is by staged
Three Duan Zucheng and internal diameter be from left to right incremented by, through one section of bellmouth transition between most right one section and intermediate one section of first through hole 11
It connects, is provided with a side hole 13 on intermediate one section of side wall, the right end of branch's fluid passage 7 is connected to side hole 13, in first through hole 11
The conical plug 14 of one with the cooperation of taper hole section are installed, a right end closing is installed in conical plug 14 and can be in conical plug 14
First transverse tube 15 in axial sliding, is provided with fluid hole 16 on the side wall of 15 right end of the first transverse tube, the left end of the first transverse tube 15 and the
Most the first from left section of one through-hole 11 slides fitting；It is evenly distributed in each third fixed plate 10 multiple a pair of with rubber tube 6 one
The third through-hole 17 answered, the both ends of rubber tube 6 are distinguished corresponding third through-hole 17 and are connected, multiple third through-holes 17 on right side
It is inside mounted on second transverse tube 18 an of both ends open, the pressure spring that can pop up it to right end is installed on the second transverse tube 18
19, rubber tube 6 is thinner, and the distance that the second corresponding transverse tube 18 can pop up is longer.
The outside diameter of the conical plug 14 is less than the right end diameter of first through hole 11, and conical plug 14, which moves to right, can make first
Most right one section of through-hole 11 and intermediate one section of connection.
Arm bone 20 is installed, arm bone 20 is divided into three in hand 1, wrist 2 and small arm 3 in the arm models
Section, the left end of the arm bone 20 of hand 1 are fixed in the first fixed plate 8, and it is fixed that the right end of the arm bone 20 of small arm 3 is fixed on second
In plate 9, the remote left end of the arm bone 20 of wrist 2 is stretched out third fixed plate 10 and is screwed outside and respectively in the first fixed plate 8
In the second fixed plate 9, thus realize the assembling of hand 1, wrist 2, small arm 3, the main fluid passage 4 after assembling in three sections of arm bones 20
It is connected with branch fluid passage 7, wrist 2 synchronous can be rotated with third fixed plate 10 on arm bone 20.
The inner end of each third through-hole 17 is respectively and fixedly provided with a hollow conical head 21, and the big end of taper sheath 22 is solid
It is scheduled in third fixed plate 10, is installed with a taper sheath 22 engaged therewith, rubber tube 6 through screw thread outside each conical head 21
End pass through 22 sets of taper sheath on conical head 21, then taper sheath 22 is tightened on conical head 21, taper sheath 22 is by rubber
Sebific duct 6, which is clamped on conical head 21, realizes connection.
The right end of the first through hole 11 is equipped with an electromagnet 23, and the right end of first transverse tube 15 is equipped with
One permanent magnet 24, electromagnet 23 and 24 mutual exclusion of permanent magnet are installed.
2 filled layer 25 of wrist, multiple axial placing grooves 26 are distributed in 25 inner periphery of filled layer, and rubber tube 6 is placed in
In placing groove 26, filled layer 25 is wrapped with epidermis 27, and epidermis 27 covers blood vessel, and the both ends of epidermis 27 are viscous through velcro
It closes, the width of placing groove 26 is greater than the caliber of rubber tube 6, and the length of rubber tube 6 is greater than the length of wrist 2, to make rubber tube 6
It natural torsion and can move about in placing groove 26, the bending and travelling of simulated blood vessel.
The depth of burying of the more rubber tubes 6 in filled layer 25 is different.
It further include a water tank 28, the left end of main fluid passage 4 is connected to water tank 28 with the left end for returning fluid passage 5 of small arm 3
And liquid pump 29 is installed on main fluid passage 4, the right end of main fluid passage 4 is connected to the right end for returning fluid passage 5 of hand 1, and main fluid passage 4 returns
Fluid passage 5, rubber tube 6 and branch's fluid passage 7 form two fluid loops in parallel.
One power switch 31 is installed, power switch 31 can control electromagnet 23 and liquid simultaneously on the outer surface of hand 1
Body pump 29 presses power switch 31, and electromagnet 23 is powered, and liquid pump 29 powers off, and unclamps power switch 31, and electromagnet 23 powers off,
Liquid pump 29 is powered.
The limit shaft shoulder 30 of 14 two sides of conical plug is located at there are two setting on first transverse tube 15.
This synchronization only wherein connect with fluid passage 5 is returned by a slat gum pipe 6, the corresponding third through-hole 17 of rubber tube 6
Opposite with first through hole 11, the second transverse tube 18 in the third through-hole 17 is horizontal to right end pop-up and first under the action of pressure spring 19
Pipe 15 is connected, and the second transverse tube 18 pushes the first end motion to the right of transverse tube 15 first, and conical plug 14 is in the work of right end fluid pressure
Static under, so that fluid hole 16 be made to expose out of conical plug 14, the first transverse tube 15 connects the second transverse tube 18 with fluid passage 5 is returned,
When the left end of the limit shaft shoulder 30 in 15 left side of the first transverse tube and conical plug 14 contacts, the second transverse tube 18 will push the first transverse tube 15
With conical plug 14 synchronize move right, will be most right one section and one Duan Lian of centre so that the taper hole section in first through hole 11 be made to open
Logical, so that side hole 13 be made to connect with fluid passage 5 is returned, branch's fluid passage 7 is accessed back in fluid passage 5, at this time the liquid in first through hole 11
A part flow to rubber tube 6 through the first transverse tube 15, the second transverse tube 18, and another part flow to branch's fluid passage 7 through side hole 13；Due to rubber
Sebific duct 6 is thinner, and the distance that the second transverse tube 18 pops up to the right is longer, therefore the distance that conical plug 14 moves right is bigger, taper hole section
The amplitude of unlatching is bigger, and area of passage is bigger, therefore the flow of branch's fluid passage 7 is bigger, and the flow in rubber tube 6 is smaller, conversely,
The rubber tube 6 of connection is thicker, and the flow in rubber tube 6 is bigger, by the adjustment effect of branch's fluid passage 7, can maintain different tube diameters
Rubber tube 6 in pressure stablize, close to human normal pressure value.
When in use, start liquid pumps 29 first, and liquid pump 29 drives the liquid in water tank 28 that two-way is divided to follow in circuit
Ring, path one are as follows: water tank 28 → 4 → hand of main fluid passage 1 returns 5 → rubber tube of fluid passage 6 → small arm 3 and returns 5 → water of fluid passage
Case 28, path two are as follows: water tank 28 → 4 → hand of main fluid passage 1 returns 5 → branch of fluid passage fluid passage 7 → small arm 3 and returns fluid passage 5
→ water tank 28.
The fluid passage 5 that returns of small arm 3 also uses soft pipe, when being practiced, is tightened first with bandage in small arm 3, makes wrist
The rubber tube 6 in portion 2 expands, and then smooths the rubber tube 6 of straight puncture position with hand and pinning makes it not move about, this operation simulation
The operation that blood vessel is smoothed before puncture, is then punctured, if syringe needle pierces through epidermis 27 and 6 side wall of rubber tube is accurately pierced into
In rubber tube 6, then in it under the action of hydraulic pressure, it will appear blood return phenomenon in transfusion line, if can accurately not be pierced into blood vessel,
Blood return phenomenon is not observed then；Liquid in water tank 28 adds dyestuff that red liquid is made, and forces convenient for observation blood return phenomenon and more
Very, the practitioner that energy practitioner is especially dizzy blood better adapts to.
When needing replacing the rubber tube 6 of different tube diameters or depth, then the power switch 31 of electromagnet 23, electromagnet are connected
23 are powered, while liquid pump 29 powers off, and the repulsion between electromagnet 23 and permanent magnet 24 pushes the first transverse tube 15 to move downward, out
Fluid apertures 16 is closed, and the first transverse tube 15 releases the second transverse tube 18 outside first through hole 11, while the first transverse tube 15 pushes conical plug 14
It moves downward and closes the taper hole section of first through hole 11, then rotate wrist 2 for required rubber tube 6 and turn to first through hole 11
Power switch 31 is unclamped in position, and electromagnet 23 powers off, and liquid pump 29 is powered, and the second transverse tube 18, which pops up to the right, beats fluid hole 16
It opens, while opens taper hole section；The positioning groove of the settable arc in left end of first transverse tube 15, the right end of the second transverse tube 18 can be set
For curved end, such first transverse tube 15 and second horizontal when hanging opposite, it is left that the right end of the second transverse tube 18 can be caught in the first transverse tube 15
In the positioning groove at end, play the role of clamping positioning, can so understand and judge whether rubber tube 6 rotate in place.
After rubber tube 6 is due to frequently puncturing damage aging, then epidermis 27 is opened, the taper at 6 both ends of rubber tube is backed out
Set 22, rubber tube 6 is removed, then the rubber tube 6 more renewed tightens taper sheath 22, wraps epidermis 27.
Thickness, the depth, the bending of blood vessel, travelling, the blood back etc. of blood vessel when comprehensive simulated of the present invention intravenous injection punctures
Phenomenon, complete true to nature the whole operation process and all kinds of situations that simulate intravenous injection and puncture, enables practitioner comprehensively to practice
It practises, improves the proficiency and adaptability to changes when clinical puncture；Moreover, the rubber tube 6 of the present apparatus can self-changeable, very simply
It is convenient, it can reuse, practitioner is made to obtain sufficient practice while substantially reducing cost；In addition, the present apparatus may be used also
To distribute flow automatically according to the caliber of rubber tube 6, the pressure in rubber tube 6 is maintained within the scope of normal human blood-pressure.
Claims (10)
1. a kind of intravenous injection practicing arm models, which is characterized in that including by hand (1), wrist (2) and small arm (3) group
At arm models, be equipped with main fluid passage (4) in arm models, small arm (3) and hand (1) is interior is equipped with back fluid passage (5), wrist
(2) inner periphery is provided with the different rubber tube (6) of more root canal diameters, and wrist (2) can be rotated to access different rubber tubes (6)
It returns fluid passage (5), wrist (2) is equipped with the branch's fluid passage (7) that in parallel with rubber tube (6) can access back fluid passage (5)；Hand (1)
Left end be equipped with the first fixed plate (8), the right end of small arm (3) is equipped with the second fixed plate (9), and the both ends of wrist (2) are equal
It being equipped with third fixed plate (10), the first fixed plate (8) is equipped with the first through hole (11) communicated with time fluid passage (5), the
Second through-hole (12) communicated with time fluid passage (5) is provided in two fixed plates (9), first through hole (11) is by stepped three sections
Composition and internal diameter is from left to right incremented by, through one section of bellmouth transition company between most right one section and intermediate one section of first through hole (11)
It connects, is provided with a side hole (13) on intermediate one section of side wall, the right end of branch's fluid passage (7) is connected to side hole (13), first through hole
(11) conical plug (14) of one with the cooperation of taper hole section are installed in, a right end is installed in conical plug (14) and is closed and can be
First transverse tube (15) in axial sliding in conical plug (14) are provided with fluid hole (16) on the side wall of the first transverse tube (15) right end, the
The left end of one transverse tube (15) is bonded with the sliding of most the first from left section of first through hole (11)；Equal circumference is equal on each third fixed plate (10)
It is furnished with multiple and rubber tube (6) one-to-one third through-hole (17), it is logical that corresponding third is distinguished at the both ends of rubber tube (6)
Hole (17) is connected, and second transverse tube (18) an of both ends open is mounted in multiple third through-holes (17) on right side, and second is horizontal
The pressure spring (19) that can pop up it to right end is installed, rubber tube (6) is thinner, corresponding the second transverse tube (18) on pipe (18)
The distance that can be popped up is longer.
2. a kind of intravenous injection practicing arm models according to claim 1, which is characterized in that the conical plug (14)
Outside diameter be less than the right end diameter of first through hole (11), conical plug (14), which moves to right, can make most right one section of first through hole (11)
With intermediate one section of connection.
3. a kind of intravenous injection practicing arm models according to claim 1, which is characterized in that in the arm models
It is equipped with arm bone (20), arm bone (20) is divided into three sections in hand (1), wrist (2) and small arm (3), the arm of hand (1)
The left end of bone (20) is fixed in the first fixed plate (8), and the right end of the arm bone (20) of small arm (3) is fixed on the second fixed plate
(9) in, the remote left end of the arm bone (20) of wrist (2) is stretched out third fixed plate (10) and is screwed outside and respectively to be consolidated first
In fixed board (8) and the second fixed plate (9), thus realize the assembling of hand (1), wrist (2), small arm (3), three sections of arms after assembling
Main fluid passage (4) in bone (20) is connected with branch's fluid passage (7), and wrist (2) can be synchronous in arm bone (20) with third fixed plate (10)
Upper rotation.
4. a kind of intravenous injection practicing arm models according to claim 1, which is characterized in that each third is logical
The inner end in hole (17) is respectively and fixedly provided with a hollow conical head (21), and the big end of taper sheath (22) is fixed on third fixed plate (10)
On, each conical head (21) is installed with a taper sheath (22) engaged therewith through screw thread outside, and the end of rubber tube (6) passes through
Taper sheath (22) covers on conical head (21).
5. a kind of intravenous injection practicing arm models according to claim 1, which is characterized in that the first through hole
(11) right end is equipped with an electromagnet (23), and the right end of first transverse tube (15) is equipped with a permanent magnet (24),
Electromagnet (23) and permanent magnet (24) mutual exclusion are installed.
6. a kind of intravenous injection practicing arm models according to claim 1, which is characterized in that wrist (2) filling
Multiple axial placing grooves (26) are distributed in layer (25), filled layer (25) inner periphery, and rubber tube (6) is placed in placing groove (26),
Filled layer (25) is wrapped with epidermis (27), and epidermis (27) covers blood vessel, and the both ends of epidermis (27) are bonded through velcro,
The width of placing groove (26) is greater than the caliber of rubber tube (6), and the length of rubber tube (6) is greater than the length of wrist (2).
7. a kind of intravenous injection practicing arm models according to claim 1, which is characterized in that the more rubber tubes
(6) depth of burying in filled layer (25) is different.
8. a kind of intravenous injection practicing arm models according to claim 1, which is characterized in that further include a water tank
(28), the left end of main fluid passage (4) is connected to water tank (28) and on main fluid passage (4) with the left end for going back to fluid passage (5) of small arm (3)
It is equipped with liquid pump (29), the right end of main fluid passage (4) is connected to the right end for going back to fluid passage (5) of hand (1), and main fluid passage (4) returns liquid
Road (5), rubber tube (6) and branch's fluid passage (7) form two fluid loops in parallel.
9. a kind of vein according to claim 1 infuses practice arm model, which is characterized in that on the outer surface of hand (1)
One power switch (31) is installed, power switch (31) can control electromagnet (23) and liquid pump (29) simultaneously, press power supply
It switchs (31), electromagnet (23) is powered, and liquid pump (29) power-off is unclamped power switch (31), electromagnet (23) power-off, liquid pump
(29) it is powered.
10. a kind of intravenous injection practicing arm models according to claim 1, which is characterized in that first transverse tube
(15) the limit shaft shoulder (30) of conical plug (14) two sides is located at there are two setting on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910568997.3A CN110176174B (en) | 2019-06-27 | 2019-06-27 | Arm model for practicing intravenous injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910568997.3A CN110176174B (en) | 2019-06-27 | 2019-06-27 | Arm model for practicing intravenous injection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110176174A true CN110176174A (en) | 2019-08-27 |
| CN110176174B CN110176174B (en) | 2020-12-11 |
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ID=67699214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910568997.3A Active CN110176174B (en) | 2019-06-27 | 2019-06-27 | Arm model for practicing intravenous injection |
Country Status (1)
| Country | Link |
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| CN (1) | CN110176174B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111179720A (en) * | 2020-03-06 | 2020-05-19 | 吉林大学 | Teaching model for anus and rectum internal operation suture and knotting practice |
| CN112530258A (en) * | 2020-12-31 | 2021-03-19 | 刘卿 | Teaching device for injection |
| JP2022073111A (en) * | 2020-10-30 | 2022-05-17 | 株式会社ケー・シー・シー・商会 | Injection training tool |
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| CN205508188U (en) * | 2016-01-27 | 2016-08-24 | 海南医学院 | Integration venous transfusion and arm model of drawing blood |
| CN205984075U (en) * | 2016-05-31 | 2017-02-22 | 张淑彦 | Emulation arm venous transfusion trainer |
| CN108257474A (en) * | 2018-03-30 | 2018-07-06 | 赵志强 | A kind of intravenous injection arm models |
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| DE202010015908U1 (en) * | 2010-11-26 | 2011-03-03 | Pestel, Ulf-Peter | Simulation models for bloodstreams in human body parts |
| CN205050460U (en) * | 2015-10-13 | 2016-02-24 | 周体 | Nursing teaching rehearsal device |
| CN105489097A (en) * | 2015-12-30 | 2016-04-13 | 天津市医学堂科技有限公司 | Multifunctional arm puncture model |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111179720A (en) * | 2020-03-06 | 2020-05-19 | 吉林大学 | Teaching model for anus and rectum internal operation suture and knotting practice |
| CN111179720B (en) * | 2020-03-06 | 2021-03-26 | 吉林大学 | Teaching model for anus and rectum internal operation suture and knotting practice |
| JP2022073111A (en) * | 2020-10-30 | 2022-05-17 | 株式会社ケー・シー・シー・商会 | Injection training tool |
| JP7309207B2 (en) | 2020-10-30 | 2023-07-18 | 株式会社ケー・シー・シー・商会 | Injection practice tool |
| CN112530258A (en) * | 2020-12-31 | 2021-03-19 | 刘卿 | Teaching device for injection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110176174B (en) | 2020-12-11 |
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