CN110507878A - Transfusion port puncture positioning device - Google Patents
Transfusion port puncture positioning device Download PDFInfo
- Publication number
- CN110507878A CN110507878A CN201910812925.9A CN201910812925A CN110507878A CN 110507878 A CN110507878 A CN 110507878A CN 201910812925 A CN201910812925 A CN 201910812925A CN 110507878 A CN110507878 A CN 110507878A
- Authority
- CN
- China
- Prior art keywords
- transfusion port
- positioning cylinder
- positioning device
- positioning
- cavity
- 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.)
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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
- A61M5/42—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 desensitising skin, for protruding skin to facilitate piercing, or for locating point where body is to be pierced
- A61M5/425—Protruding skin to facilitate piercing, e.g. vacuum cylinders, vein immobilising means
-
- 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
- A61M2005/1585—Needle inserters
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- 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)
- Dermatology (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present invention relates to medical instruments fields, specifically disclose transfusion port puncture positioning device, including cyclic annular positioning component, and cyclic annular positioning component includes positioning cylinder, and the top end diameter for positioning cylinder is less than the bottom diameter of positioning cylinder；The outer wall connection of positioning cylinder is there are two the press component of face, and the upper inside wall for positioning cylinder is set there are two the limiting slot for accommodating the transfusion port needle wing, and two limiting slot faces are arranged.The present apparatus, which solves the problems, such as to block existing for Manual press positioning transfusion port in the prior art, punctures sight and influence vertical puncturing.
Description
Technical field
The present invention relates to medical instruments fields, and in particular to transfusion port puncture positioning device.
Background technique
Venous port access (VPA), also known as implanted centre pipe system are a kind of blood vessel accesses being fully implanted in
System, it can provide long-term vein blood vessel channel for patient, be the clinical transfusion system to grow up in recent years.Due to
The infusion model of transfusion port has clear advantage: easy to operate, it is only necessary to which infusion can be completed in subcutaneous puncture, avoids puncturing repeatedly
Blood vessel leads to injury of blood vessel；Drug extravasation can be reduced, avoid the formation etc. of peripheral phlebitis, thus clinically obtain compared with
Widely to utilize.
Transfusion port is limited to ground district hospital medical staff to the cognition deficiency of transfusion port in clinical application, and due to not having
Unified operating instruction, medical staff can not skillfully apply transfusion port.Currently, being mostly medical care people in transfusion port puncture process
Member has been pinched manually to site of puncture skin, and Manual press transfusion port, is so operated, is not only easy to shelter from puncture sight, and
And it is also easy to the unexpected hand for stabbing doctor；In addition, transfusion port needs to guarantee that in puncture process, vertical puncturing, Manual press are defeated
Liquid port not can guarantee the stability of puncture, guarantee vertical puncturing that can not be stable.
Summary of the invention
The invention is intended to provide transfusion port puncture positioning device, deposited with solving Manual press positioning transfusion port in the prior art
Block puncture sight and influence vertical puncturing the problem of.
In order to achieve the above objectives, technical scheme is as follows: transfusion port puncture positioning device, including cyclic annular positioning group
Part, cyclic annular positioning component include positioning cylinder, and the top end diameter for positioning cylinder is less than the bottom diameter of positioning cylinder；Position cylinder
Outer wall connection there are two the press component of face, the upper inside wall for positioning cylinder sets that there are two for accommodating the transfusion port needle wing
Limiting slot, two limiting slot face settings.
The principle and beneficial effect of the technical program are: in the technical program, positioning cylinder be used for infusion position into
Row is drawn a circle to approve and is provide with.Before use, positioning cylindrical cap is located at skin to be punctured, make the big end for positioning cylinder and skin to be punctured
Fitting, and positioning cylinder is pressed down on by press component.Since positioning cylinder and the diameter at skin contact end are greater than far from skin
The diameter of one end of skin is bonded with positioning cylinder and the skin that is set by positioning cylindrical cap can be by so that when pressing positions cylinder
To extruding force, so that skin can raise upward, it is convenient for subsequent puncture process, avoids traditional manual and pinched screening caused by skin
The problem of transfusion port easily stabs skin when gear sight and puncture.
In addition, transfusion port is the butterfly needle with the needle wing used in the puncture process, limiting slot is used in the technical program
In the needle wing of fixed butterfly needle.When puncturing, the needle wing is respectively placed in limiting slot, so that butterfly needle is in plumbness, and
The needle wing is pushed down on along limiting slot afterwards, butterfly needle can be realized, the skin of protrusion is punctured vertically downward, ensure that
The effect of puncture, while the operation of transfusion port puncture has been standardized, it kills two birds with one stone.
Further, the barrel for positioning cylinder is equipped with notch.
After vertical puncturing, need by plumbness pressing then to fix butterfly needle, in the process, notch is used
In accommodating the needle wing for being pressed into heeling condition, the sight for blocking medical staff is avoided.
Further, the wall inner portion for positioning cylinder is equipped with cavity, and press component is slidably connected in cavity.
In the technical program, medical staff realizes the force to positioning cylinder by press component, presses in the technical program
Pressure component is arranged in the cavity for being slidably connected at positioning cylinder, press component can be made part pressing force during force
It is distributed in slide downward.So that there is certain buffer function at the initial stage of pressing positioning cylinder, to user one buffering
With the time of adaptation, avoids moment force excessive and user is made to generate sense of discomfort.
Further, press component includes being slidably connected in cavity by one end of press strip, by press strip by the another of press strip
One end both passes through the barrel of positioning cylinder and is located on the outside of cavity.
In the technical program into strips by press component setting, the transmitting of power can be facilitated, while one will be arranged to by press strip
End is located in cavity, the other end is located at outside cavity, and medical staff is facilitated to operate.
Further, it is located at one end in cavity by press strip and is connected with the first wedge block, the slideway of annular is equipped in cavity,
The second wedge block that interval offsets with the first wedge block is slidably connected in slideway, and interval is connected between two the second wedge blocks
The buckling component of sealing gap.
When medical staff presses down on positioning cylinder, the notch positioned on cylinder can make the skin stress being provide with not
, so that skin bulge is uneven, it will affect puncture effect.The technical program passes through the first wedge block of setting and the second wedge shape
Block makes the first wedge block and the second wedge so that pressing item drives the first affixed therewith wedge block to move down when pushing by press strip
Shape block offsets and squeezes the second wedge block, and then slides the second wedge block along annular slide track, and buckling component is driven mutually to detain
It closes, buckling component is made to block notch while pushing and positioning cylinder, guarantee that the skin bulge set by positioning cylindrical cap is uniform,
And then guarantee the vertical puncturing effect of butterfly needle.
Further, buckling component include the inserted link being fixed on one of them second wedge block and be fixed in another second
Plate on wedge block, plate are equipped with the accommodating chamber for accommodating inserted link close to one end of inserted link.
When slideway sliding of second wedge block along annular, plate and inserted link are worn along the cavity sliding of positioning cylinder
Cylinder is positioned out, in the accommodating chamber for making inserted link insertion plate, is realized and is fastened simultaneously sealing gap, it is easy to operate.
Further, it is located at one end outside cavity by press strip and is connected with circular handle.
The setting of round handle can facilitate medical staff to take to position cylinder.
Further, handle is equipped with anti-skid chequer.
Anti-skid chequer on handle can increase frictional force when taking handle, avoid medical staff take when positioning cylinder due to
The problem of falling off caused by frictional force is insufficient.
Further, by being equipped with pressing groove on press strip.
Force space can be provided when medical staff pushes positioning cylinder by the pressing groove on press strip, while pressing groove also rises
To limit medical staff's finger effect, avoid medical staff pressing position cylinder when, made due to finger slippage finger from
By falling off on press strip, lead to the problem of pressing failure.
Further, the round and smooth setting in the edge of notch.
The round and smooth setting of gap edge can avoid notch section and scratch user's skin, improve the safety in utilization of device.
Detailed description of the invention
Fig. 1 is the overhead sectional view of transfusion port puncture positioning device in the embodiment of the present invention；
Fig. 2 is the longitudinal sectional view of transfusion port puncture positioning device main view in the embodiment of the present invention.
Specific embodiment
It is further described below by specific embodiment:
Appended drawing reference in Figure of description include: positioning cylinder 1, limiting slot 2, notch 3, cavity 4, by press strip 5, first
Wedge block 6, the second wedge block 7, inserted link 8, plate 9, accommodating chamber 10, pressing groove 11, sliding block 12, limit plate 13, sliding slot 14.
Embodiment is substantially as shown in Figure 1 and Figure 2: transfusion port puncture positioning device, including cyclic annular positioning component, ring-type positioning
Component includes positioning cylinder 1, and the top end diameter of positioning cylinder 1 is less than the bottom diameter of positioning cylinder 1, i.e. positioning cylinder 1 is whole
In the round and smooth setting of upper/lower terminal that is hollow round table-like, and positioning cylinder 1.It positions to offer on the barrel of cylinder 1 and vertically pass through
The notch 3 for the strip worn, the round and smooth setting in the edge of notch 3；The upper inside wall integrated molding of positioning cylinder 1 is connected with two groups of limits
Position board group, every group of limit board group include two limit plates 13, are formed between every group of two limit plates 13 for accommodating transfusion port
The vertical limiting slot 2 of the needle wing, two 2 faces of limiting slot and two limiting slots 2 are symmetrically set centered on the straight line where notch 3
It sets.
The wall inner portion for positioning cylinder 1 is equipped with cavity 4, and 4 inner wall of cavity offers vertical sliding slot 14, and positioning cylinder 1 is perpendicular
To being slidably connected there are two the press component of face, press component includes pressing press strip 5, is connected with rectangle by one end of press strip 5
Sliding block 12, sliding block 12 slides vertically in the sliding slot 14 for being connected to cavity 4, makes to slide vertically along cavity 4 by press strip 5；It presses
The other end of press strip 5 both passes through the barrel of positioning cylinder 1 and is located at 4 outside of cavity.It is solid to be located at one end outside cavity 4 by press strip 5
Be connected to circular handle, the anti-skid chequer of rubber material be arranged on handle, on the inside of anti-skid chequer by being equipped with pressing groove on press strip 5
11。
Specific implementation process is as follows: when needing to be punctured using transfusion port, medical staff holds handle and will determine first
Circle of position cylinder 1 is placed in locating wait puncture for patient skin, is bonded the bigger diameter end for positioning cylinder 1 with patient skin, makes to position the cover of cylinder 1
It is located on the outside of skin to be punctured.
Then finger is placed in the pressing groove 11 by press strip 5 by medical staff, is pushed and is pressed press strip 5, so that by the first edge of press strip 5
Lower pressure is then passed to positioning cylinder 1 by positioning 1 slide downward of cylinder, and then presses down on positioning cylinder 1, makes to position cylinder
1 squeeze patient to site of puncture.Since positioning cylinder 1 and the diameter at skin contact end are greater than the straight of one end far from skin
Diameter, so that skin will receive extruding force, so that skin can raise upward, puncture through convenient for subsequent when pressing positions cylinder 1
Journey.It is arranged in the cavity 4 for being slidably connected at positioning cylinder 1 in the present embodiment by press strip 5, can makes to press during force
The part pressing force that item 5 is subject to is distributed in slide downward.So that at the initial stage of pressing positioning cylinder 1 there is certain buffering to make
With the time for buffering and adapting to user one avoids moment force excessive and user is made to generate sense of discomfort.
After the skin wait puncture raises upward, medical staff holds butterfly needle, and two needle wings of butterfly needle are inserted respectively
Enter in limiting slot 2, so that butterfly needle is in plumbness.Butterfly needle is then pressed down on, makes the needle wing along limiting slot 2 to downslide
It is dynamic, realize that butterfly needle vertically downward punctures the skin of protrusion.In puncture process, since the operation of pressing skin is logical
It crosses what positioning cylinder 1 was realized, while guaranteeing vertical puncturing, the realization of medical staff will not be blocked, also avoid accidentally injuring doctor
The problem of shield personnel's finger.
Since limiting slot 2 is located at the top of positioning cylinder 1, after butterfly pin puncture, the needle wing can take off from limiting slot 2
From at this point, medical staff mediates two needle wings at the notch 3 for closing up and being placed in above inserted link 8.At this point, medical staff removes
Cylinder 1 is positioned, so that butterfly needle is passed through the notch 3 of positioning cylinder 1, then fixes butterfly needle, completes puncture procedure.
Embodiment 2
The present embodiment difference from example 1 is that: be located at one end in cavity 4 by press strip 5 and be connected with first
Wedge block 6, the bottom of cavity 4 offer the slideway (not shown) of annular, and being slidably connected in slideway, there are two intervals and the
The second wedge block 7 that one wedge block 6 offsets, two 7 face of the second wedge block settings, two the second wedge blocks and 4 inner wall of cavity
Between be bonded flexible reset strap (not shown), and be connected with interval sealing gap 3 between two the second wedge blocks 7
Buckling component.Buckling component includes the inserted link 8 for the arc being fixed on one of them second wedge block 7 and is fixed in another
The plate 9 of arc on second wedge block 7, plate 9 are equipped with the accommodating chamber 10 for accommodating inserted link 8 close to one end of inserted link 8, insert
Bar 8 can block the notch 3 of the bigger diameter end of positioning cylinder 1 after being inserted into accommodating chamber 10.
When medical staff presses down on positioning cylinder 1, the notch 3 positioned on cylinder 1 can make the skin stress being provide with
Unevenness will affect puncture effect so that skin bulge is uneven.The present embodiment passes through the first wedge block of setting 6 and the second wedge shape
Block 7, so that moved down by press strip 5 along positioning cylinder 1 and the first affixed therewith wedge block 6 is driven to move down when pushing by press strip 5,
So that the first wedge block 6 and the second wedge block 7 is offseted and squeeze the second wedge block 7, and then makes the second wedge block 7 along the slideway of annular
Sliding, the inserted link 8 and plate 9 for making arc are respectively along the positioning sliding close to each other of cylinder 1, and reset strap is in elongation state at this time.
Inserted link 8 and the movement close to each other of plate 9 can be such that inserted link 8 is inserted into the accommodating chamber 10 of plate 9, will position 3 envelope of notch of cylinder 1
It is stifled, it realizes and blocks notch 3 while pushing and positioning cylinder 1, guarantee that the skin bulge being provide with by positioning cylinder 1 is uniform.
After puncture, when the needle wing is detached from from limiting slot 2, at this point, medical staff, which no longer pushes, presses press strip 5, second
Wedge block 7 is no longer influenced by the lower pressure of the first wedge block 6, and the second wedge block 7 is sliding in the elastic restoring force effect lower edge of reset strap
Road reverse slide resets, and inserted link 8 is detached from from the accommodating chamber 10 of plate 9, no longer sealing gap 3.Medical staff removes setting circle
Cylinder 1 makes butterfly needle pass through the notch 3 of positioning cylinder 1, then fixes butterfly needle, completes puncture procedure.
What has been described above is only an embodiment of the present invention, the common sense such as well known specific technical solution and/or characteristic in scheme
It does not describe excessively herein.It should be pointed out that for those skilled in the art, before not departing from technical solution of the present invention
It puts, several modifications and improvements can also be made, these also should be considered as protection scope of the present invention, these all will not influence this
Invent the effect and patent practicability implemented.The scope of protection required by this application should be based on the content of the claims,
The records such as the specific embodiment in specification can be used for explaining the content of claim.
Claims (10)
1. transfusion port puncture positioning device, it is characterised in that: including cyclic annular positioning component, the ring-type positioning component includes positioning
Cylinder, the top end diameter for positioning cylinder are less than the bottom diameter of positioning cylinder；There are two faces for the outer wall connection of positioning cylinder
Press component, the upper inside wall for positioning cylinder set that there are two for accommodating the limiting slot of the transfusion port needle wing, two limiting slot faces
Setting.
2. transfusion port puncture positioning device according to claim 1, it is characterised in that: set on the barrel of the positioning cylinder
It is jagged.
3. transfusion port puncture positioning device according to claim 1 or 2, it is characterised in that: the barrel of the positioning cylinder
Inside is equipped with cavity, and the press component is slidably connected in cavity.
4. transfusion port puncture positioning device according to claim 3, it is characterised in that: the press component includes pressing
Item, described one end by press strip are slidably connected in cavity, and barrel and the position of positioning cylinder are both passed through by the other end of press strip
On the outside of cavity.
5. transfusion port puncture positioning device according to claim 4, it is characterised in that: described to be located in cavity by press strip
One end is connected with the first wedge block, and the slideway of annular is equipped in cavity, slidably connects interval and the first wedge block in slideway
The second wedge block to offset is connected with the buckling component of interval sealing gap between two the second wedge blocks.
6. transfusion port puncture positioning device according to claim 5, it is characterised in that: the buckling component includes being fixed in
Inserted link on one of them second wedge block and the plate being fixed on another second wedge block, plate is close to one end of inserted link
Equipped with the accommodating chamber for accommodating inserted link.
7. transfusion port puncture positioning device according to claim 6, it is characterised in that: described to be located at outside cavity by press strip
One end is connected with circular handle.
8. transfusion port puncture positioning device according to claim 7, it is characterised in that: the handle is equipped with anti-skid chequer.
9. transfusion port puncture positioning device according to claim 8, it is characterised in that: described by being equipped with pressing on press strip
Slot.
10. transfusion port puncture positioning device according to claim 9, it is characterised in that: the edge of the notch is round and smooth to be set
It sets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910812925.9A CN110507878B (en) | 2019-08-29 | 2019-08-29 | Puncture positioning device for transfusion port |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910812925.9A CN110507878B (en) | 2019-08-29 | 2019-08-29 | Puncture positioning device for transfusion port |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110507878A true CN110507878A (en) | 2019-11-29 |
| CN110507878B CN110507878B (en) | 2021-05-28 |
Family
ID=68629337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910812925.9A Active CN110507878B (en) | 2019-08-29 | 2019-08-29 | Puncture positioning device for transfusion port |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110507878B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111686341A (en) * | 2020-06-19 | 2020-09-22 | 北京大学深圳医院 | Infusion port positioning device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5620419A (en) * | 1994-10-14 | 1997-04-15 | Cook Pacemaker Corporation | Port stabilizer ring |
| CN206152001U (en) * | 2016-08-22 | 2017-05-10 | 陆玲芳 | Infusion port fixator |
| CN208426491U (en) * | 2018-03-22 | 2019-01-25 | 南通市第二人民医院 | Transfusion port wing needle fixation device |
| CN208799610U (en) * | 2018-03-30 | 2019-04-30 | 江苏省人民医院（南京医科大学第一附属医院） | Venous transfusion port puncture fixer |
| CN208823615U (en) * | 2018-01-12 | 2019-05-07 | 四川省肿瘤医院 | A kind of transfusion port for realizing positioning function |
| CN208958963U (en) * | 2018-08-30 | 2019-06-11 | 国旭天华（苏州）医疗器械科技有限公司 | A kind of transfusion port with new type of locking device |
| CN110124161A (en) * | 2019-05-23 | 2019-08-16 | 常州市第一人民医院 | A kind of fixed device of transfusion port injection seat |
-
2019
- 2019-08-29 CN CN201910812925.9A patent/CN110507878B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5620419A (en) * | 1994-10-14 | 1997-04-15 | Cook Pacemaker Corporation | Port stabilizer ring |
| CN206152001U (en) * | 2016-08-22 | 2017-05-10 | 陆玲芳 | Infusion port fixator |
| CN208823615U (en) * | 2018-01-12 | 2019-05-07 | 四川省肿瘤医院 | A kind of transfusion port for realizing positioning function |
| CN208426491U (en) * | 2018-03-22 | 2019-01-25 | 南通市第二人民医院 | Transfusion port wing needle fixation device |
| CN208799610U (en) * | 2018-03-30 | 2019-04-30 | 江苏省人民医院（南京医科大学第一附属医院） | Venous transfusion port puncture fixer |
| CN208958963U (en) * | 2018-08-30 | 2019-06-11 | 国旭天华（苏州）医疗器械科技有限公司 | A kind of transfusion port with new type of locking device |
| CN110124161A (en) * | 2019-05-23 | 2019-08-16 | 常州市第一人民医院 | A kind of fixed device of transfusion port injection seat |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111686341A (en) * | 2020-06-19 | 2020-09-22 | 北京大学深圳医院 | Infusion port positioning device |
| CN111686341B (en) * | 2020-06-19 | 2022-04-01 | 北京大学深圳医院 | Infusion port positioning device |
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| Publication number | Publication date |
|---|---|
| CN110507878B (en) | 2021-05-28 |
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