CN209137514U - A kind of surgical operation exhaust apparatus - Google Patents
A kind of surgical operation exhaust apparatus Download PDFInfo
- Publication number
- CN209137514U CN209137514U CN201821558206.6U CN201821558206U CN209137514U CN 209137514 U CN209137514 U CN 209137514U CN 201821558206 U CN201821558206 U CN 201821558206U CN 209137514 U CN209137514 U CN 209137514U
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- CN
- China
- Prior art keywords
- blood
- needle
- surgical operation
- exhaust apparatus
- gag lever
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of surgical operation exhaust apparatus, and in particular to medical instruments field.The device includes exhaust needle; exhaust needle includes needle tubing and the needle point that connects with needle tubing front end; the device further includes protection band; elastic thread is installed in protection band; gag lever post is installed on 3 to 5 millimeters of needle point of position on the needle tubing; one end of gag lever post is provided with fixation hole; the other end of gag lever post is connected with one end of elastic thread; the other end of elastic thread is connected with fixed pin; the tail portion of needle tubing is communicated with blood buffer device; it is communicated with outlet tube on blood buffer device, blood mixer is communicated on outlet tube, is also communicated with inlet tube and guiding tube on blood mixer.The utility model can facilitate negative pressure of the medical staff by endocardial suction unit, directly by blood by being discharged in extracorporeal circulation system while guaranteeing exhaust effect.
Description
Technical field
The utility model relates to medical instruments field, specifically a kind of surgical operation exhaust apparatus.
Background technique
Exhaust needle mainly plays the role of that gas in blood vessel, conventional cardiac operation is discharged in cardiac operation
After completing left heart operation, exhaust needle is inserted on vascular wall, and the needle point of exhaust needle will be completely in internal blood vessel, benefit
Make endovascular blood enter needle tubing by needle point with endovascular high pressure, is then excreted in blood by needle tubing same
When, endovascular gas is also discharged outside blood vessel, prevents operation from neutralizing postoperative gas embolism.
But at present clinically conventional use of exhaust needle there is a problem of it is larger:
1, after exhaust needle insertion is intravascular, the part of needle point insertion sometimes is very few, sometimes excessively, very few to will lead to a part
Also in the pipe wall, another part needle point in the blood vessels, and then will cause the mouth that blood enters in needle tubing and becomes smaller needle point, relative to needle
Point is completely in intravascular, very few situation and will lead to, and the rate that blood and gas enter needle tubing in same time is affected,
And then influence exhaust effect；For the exhaust needle of insertion there is no fixing, needle point insertion excessively will lead to sharp needle point in flowing blood
It is movable in the blood vessels under the influence of liquid, and scope of activities becomes larger because the needle point of insertion is too long, not only influences exhaust effect
Fruit, and the inner membrance of blood vessel can be damaged.
2, gas is discharged while blood is discharged only with the pressure difference between internal blood vessel and gas in exhaust needle, but
The gentle internal pressure difference duration of internal blood vessel is unstable, causes exhaust effect bad.
3, exhaust needle by the blood accumulation of discharge in thoracic cavity and cavum pericardiale, need medical staff with endocardial suction unit continue
Attract, thoracic cavity and cavum pericardiale is discharged in blood, increases the operation difficulty of medical staff.
Utility model content
In view of the deficiencies in the prior art, the technical issues of the utility model solves are as follows: how to guarantee exhaust effect
While fruit, facilitate medical staff that thoracic cavity and cavum pericardiale is discharged in blood.
To achieve the above objectives, technical solution provided by the utility model is: providing a kind of surgical operation exhaust apparatus,
The device includes exhaust needle, and exhaust needle includes needle tubing and the needle point that connects with needle tubing front end, which further includes protection band, is protected
Elastic thread is installed on protecting band, gag lever post is installed on 3 to 5 millimeters of needle point of position on the needle tubing, the one of gag lever post
End is provided with fixation hole, and the other end of gag lever post is connected with one end of elastic thread, and the other end of elastic thread is connected with fixed pin, needle tubing
Tail portion be communicated with blood buffer device, outlet tube is communicated on blood buffer device, blood mixer, blood are communicated on outlet tube
Inlet tube and guiding tube are also communicated on mixer.
Based on the above technical solution, pipe clamp is installed on the inlet tube.
Based on the above technical solution, it is provided with liquid outlet on the blood buffer device, liquid outlet is connected to outlet tube.
Based on the above technical solution, the liquid outlet is opened in the top of blood buffer device.
Based on the above technical solution, on the needle tubing needle point apart from gag lever post be 4 millimeters.
Based on the above technical solution, the needle point is single-open.
Based on the above technical solution, the guiding tube is connected to the bottom of blood mixer.
Based on the above technical solution, the outlet tube and inlet tube are connected to the top of blood mixer.
Based on the above technical solution, the gag lever post is made of stainless steel material.
Based on the above technical solution, the blood buffer device is made of transparent material.
Compared with the prior art, the advantages of the utility model are: because the aortic blood tube thickness of human body just 3~
Between 5 millimeters, therefore gag lever post can just be such that needle point is fully located at intravascular from 3~5 millimeters of needle point so that at this time blood and
The mouth that air enters needle point is maximum, ensure that exhaust effect, meanwhile, exhaust apparatus is in gag lever post, elastic thread, protection band and fixation
Under the cooperation of pin, solve the problems, such as that exhaust needle is fixed on aorta wall, can guarantee needle point not in aorta internal activity, it is right
Aortic tunica intima causes to damage.
After guiding tube is connected together with endocardial suction unit, negative pressure can be increased for exhaust needle, so that the blood of extraction is direct
It has arrived in endocardial suction unit, has solved to be discharged while blood is discharged using the pressure difference inside aorta between air merely
The problem that gas causes exhaust effect bad.Meanwhile the utility model by it is original first from blood vessel blood be extracted into thoracic cavity and
In cavum pericardiale, then with endocardial suction unit extraction blood tedious steps, become the letter directly from Vessel extraction to endocardial suction unit
Single stage, the operation of more convenient medical staff.It can all be played in blood buffer device and blood mixer in the utility model slow
The effect of punching, outlet tube can also facilitate medical staff to excrete the blood of heart other positions, convenient for the behaviour of medical staff
Make.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the surgical operation exhaust apparatus in the utility model embodiment.
In figure: 1- needle point, 2- fixation hole, 3- needle tubing, 4- exhaust needle, 5- blood buffer device, 6- liquid outlet, 7- outlet tube,
8- pipe clamp, 9- inlet tube, 10- blood mixer, 11- guiding tube, 12- gag lever post, 13- elastic thread, 14- protection band, 15- are fixed
Pin.
Specific embodiment
The embodiments of the present invention are described in further detail below in conjunction with attached drawing.
Shown in Figure 1, the surgical operation exhaust apparatus in the utility model embodiment includes exhaust needle 4 and protection band
14, exhaust needle 4 includes needle point 1 and needle tubing 3, is equipped with gag lever post 12 on the position that needle point 1 is 3 to 5 millimeters on needle tubing 3,
One end of gag lever post 12 is provided with fixation hole 2, and the other end of gag lever post 12 is connected with one end of elastic thread 13, elastic thread 13 it is another
End is connected with fixed pin 15, and the tail portion of needle tubing 3 is communicated with blood buffer device 5, outlet tube 7 is communicated on blood buffer device 5, out liquid
It is communicated with blood mixer 10 on pipe 7, is also communicated with inlet tube 9 and guiding tube 11 on blood mixer 10.
The application method of the utility model: during surgery, the guiding tube 11 of exhaust apparatus being connected to endocardial suction unit, even
Endocardial suction unit is that exhaust needle 4 increases negative pressure after logical, enables blood rapidly and efficiently direct in endocardial suction unit of extraction,
It solves to utilize the pressure difference inside aorta between gas, the bad problem of discharge gas merely.It will be in inlet tube 9 and heart
Other positions need to be discharged the pipeline connection of blood, and inlet tube 9 can facilitate medical staff that the blood of heart other positions is discharged
In vitro, convenient for the operation of medical staff.
The needle point 1 of exhaust needle 4 is inserted into blood vessel, the gag lever post 12 made leans against on vascular wall, then uses protection band
14 winding blood vessels, and the fixed pin 15 in protection band 14 is fixed on the fixation hole 2 of gag lever post 12.Because of the aorta of human body
Blood vessel thickness is between 3~5 millimeters, so gag lever post 12 can just make needle point 1 be fully located at blood vessel from 13~5 millimeters of needle point
It is interior, so that blood and gas enter the mouth maximum of needle point 1 at this time, it ensure that exhaust effect, while in gag lever post 12 and protection band
Under 14 cooperation, the problem fixed on aorta wall of exhaust needle 4 is not only solved, can guarantee needle point 1 not inside aorta
Activity causes to damage to aortic tunica intima, and fixed using protection band 14, fixes relative to using silk thread, increases and blood
The contact area of pipe, to reduce the damage to soft blood vessel.
At this point, opening endocardial suction unit, blood enters blood buffer device 5 by exhaust needle 4, in the negative pressure of endocardial suction unit
Under effect, after buffering mixing in blood mixer 10 by the blood flowed into outlet tube 7 and inlet tube 9, from guiding tube 11
Into endocardial suction unit.The utility model is first extracted into blood in thoracic cavity and cavum pericardiale from blood vessel by original, then with intracardiac
Aspirator extracts the tedious steps of blood out, becomes the easy steps directly from Vessel extraction to endocardial suction unit, more convenient doctor
The operation of shield personnel.Meanwhile blood buffer device 5 and blood mixer 10 can all play the role of buffering, outlet tube 7 can also facilitate
Medical staff excretes the blood of heart other positions, convenient for the operation of medical staff.
It follows that the utility model can facilitate medical staff to pass through endocardial suction unit while guaranteeing exhaust effect
Negative pressure, directly by blood by being discharged in extracorporeal circulation system.
The utility model is illustrated below in conjunction with nine embodiments:
Embodiment one:
It is shown in Figure 1, pipe clamp 8 is installed on the inlet tube 9 in the utility model embodiment, in actual operation,
It after exhaust needle 4 injects in blood vessel, determines that there is no problem and after fixing, unclamps pipe clamp 8, blood will enter endocardial suction unit
In.Although being only vented using the pressure difference of extra vascular it follows that the negative pressure exhaust effect of endocardial suction unit was relatively former,
Whether exhaust effect becomes apparent from, but problematic after no determining exhaust needle 4 is inserted into blood vessel, turns on endocardial suction unit still
With security risk, at this point, pipe clamp 8 can play the role of such a, before not opening pipe clamp 8, the blood of discharge is gentle
Body only can be into blood buffer device 5, and after determining exhaust needle 4 there is no problem, blood mixer will be entered by opening 8 blood of pipe clamp
10, enter back into endocardial suction unit.
Embodiment two:
It is shown in Figure 1, be provided with liquid outlet 6 on the blood buffer device 5 in the utility model embodiment, need using
When, liquid outlet 6 is connected to outlet tube 7, outlet tube 7 and blood buffer device 5 separate, and are convenient for changing outlet tube 7, while also facilitating
Disinfection to outlet tube 7 and blood buffer device 5.
Embodiment three:
Shown in Figure 1, on the basis of example 2, the liquid outlet (6) in the utility model embodiment is opened in blood
The top of buffer (5), since exhaust needle (4) is inserted on heart aorta vessel, upward space be it is enough, left and right
Space is limited,, can after outlet tube (7) installation if liquid outlet (6) to be opened in the left part and right part of blood buffer device (5)
Can will affect the operation to heart other positions, thus liquid outlet (6) be opened in blood buffer device (5) top it is the most suitable.
Example IV:
Shown in Figure 1, the blood buffer device 5 in the utility model embodiment is made of transparent material, transparent blood
After buffer 5 observes the insertion blood vessel of exhaust needle 4 convenient for medical staff, the blood of discharge and the rate behavior of gas, thus to adjust
Save the vacuum magnitude of endocardial suction unit.
Embodiment five:
Shown in Figure 1, needle point 1 is 4 millimeters apart from gag lever post 12 on the needle tubing 3 in the utility model embodiment, is passed through
The study found that the aortic blood thickness of pipe wall of human body is at 3 to 5 millimeters, 3 millimeters and 5 according to the age of human body and physical condition difference
The adaptation population of millimeter is less, and the vascular wall of 4 millimeters thicks is the aorta wall thickness of most of crowds.It follows that 1 distance of needle point
Adaptation population is wider when gag lever post 12 is 4 millimeters.
Embodiment six:
Shown in Figure 1, the needle point 1 in the utility model embodiment is single-open, and the flow direction of blood is in the blood vessel
Unilateral side flow direction excretes after the side insertion for the side alignment blood flow direction that needle point 1 is open convenient for blood and gas.
Embodiment seven:
Shown in Figure 1, the guiding tube 11 in the utility model embodiment is connected to the bottom of blood mixer 10, due to
Guiding tube 11 is that the blood in blood mixer 10 is transported in endocardial suction unit, then opening is lower convenient for blood
Conveying.
Embodiment eight:
It is shown in Figure 1, the top of outlet tube 7 and inlet tube 9 and blood mixer 10 in the utility model embodiment
Connection, since blood mixer 10 is to play buffer function to the blood in outlet tube 7 and inlet tube 9,7 He of outlet tube
The top of inlet tube 9 and blood mixer 10 is communicated with biggish cushion space.
Embodiment nine:
Shown in Figure 1, the gag lever post 12 in the utility model embodiment is made of stainless steel material, stainless steel material
Gag lever post 12 not only hardness is higher, good fixed function can be played in use, and be convenient for the disinfection of medical staff.
The utility model is not only limited to above-mentioned preferred forms, anyone can obtain under the enlightenment of the utility model
Other various forms of products out, however, make any variation in its shape or structure, it is all to have and the utility model phase
Same or similar technical solution, within its protection scope.
Claims (10)
1. a kind of surgical operation exhaust apparatus, which includes exhaust needle (4), and exhaust needle (4) includes needle tubing (3) and and needle
Manage the needle point (1) of (3) front end connection, it is characterised in that: the device further includes protection band (14), and protection band is equipped with bullet on (14)
The line of force (13) is equipped with gag lever post (12) on the needle tubing (3), gag lever post (12) on (1) 3 to 5 millimeter of needle point of position
One end be provided with fixation hole (2), the other end of gag lever post (12) is connected with one end of elastic thread (13), elastic thread (13) it is another
End is connected with fixed pin (15), and the tail portion of needle tubing (3) is communicated with blood buffer device (5), and blood buffer device is communicated with out liquid on (5)
It manages (7), is communicated with blood mixer (10) on outlet tube (7), inlet tube (9) and guidance are also communicated on blood mixer (10)
It manages (11).
2. surgical operation exhaust apparatus as described in claim 1, it is characterised in that: be equipped with pipe on the inlet tube (9)
Block (8).
3. surgical operation exhaust apparatus as described in claim 1, it is characterised in that: be provided on the blood buffer device (5)
Liquid outlet (6), liquid outlet (6) are connected to outlet tube (7).
4. surgical operation exhaust apparatus as claimed in claim 3, it is characterised in that: it is slow that the liquid outlet (6) is opened in blood
Rush the top of device (5).
5. surgical operation exhaust apparatus as described in claim 1, it is characterised in that: needle point (1) distance on the needle tubing (3)
Gag lever post (12) is 4 millimeters.
6. surgical operation exhaust apparatus as described in claim 1, it is characterised in that: the needle point (1) is single-open.
7. surgical operation exhaust apparatus as described in claim 1, it is characterised in that: the guiding tube (11) and blood mixing
The bottom of device (10) is connected to.
8. surgical operation exhaust apparatus as described in claim 1, it is characterised in that: the outlet tube (7) and inlet tube (9)
It is connected to the top of blood mixer (10).
9. surgical operation exhaust apparatus as described in claim 1, it is characterised in that: the gag lever post (12) uses stainless steel
Material is made.
10. surgical operation exhaust apparatus as described in claim 1, it is characterised in that: the blood buffer device (5) is transparent
Material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821558206.6U CN209137514U (en) | 2018-09-20 | 2018-09-20 | A kind of surgical operation exhaust apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821558206.6U CN209137514U (en) | 2018-09-20 | 2018-09-20 | A kind of surgical operation exhaust apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209137514U true CN209137514U (en) | 2019-07-23 |
Family
ID=67267813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821558206.6U Expired - Fee Related CN209137514U (en) | 2018-09-20 | 2018-09-20 | A kind of surgical operation exhaust apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209137514U (en) |
-
2018
- 2018-09-20 CN CN201821558206.6U patent/CN209137514U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190723 Termination date: 20210920 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |