CN207168552U - A kind of puncture outfit - Google Patents
A kind of puncture outfit Download PDFInfo
- Publication number
- CN207168552U CN207168552U CN201621360023.4U CN201621360023U CN207168552U CN 207168552 U CN207168552 U CN 207168552U CN 201621360023 U CN201621360023 U CN 201621360023U CN 207168552 U CN207168552 U CN 207168552U
- Authority
- CN
- China
- Prior art keywords
- puncture
- positioning disk
- puncture sheath
- sheath
- puncture outfit
- 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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Links
- 238000003780 insertion Methods 0.000 claims description 19
- 230000037431 insertion Effects 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 18
- 210000000683 abdominal cavity Anatomy 0.000 abstract description 5
- 210000001015 abdomen Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 210000001835 viscera Anatomy 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000338 in vitro Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Surgical Instruments (AREA)
- Endoscopes (AREA)
Abstract
It the utility model is related to technical field of medical instruments, and in particular to a kind of puncture outfit.It includes puncture sheath, positioning disk, nook closing member and seal assembly.On the outer wall of the puncture sheath coaxial sleeve be provided with can along its surface move axially and close-fitting positioning disk.The problem of the technical problems to be solved in the utility model is to overcome the uncontrollable puncture outfit of existing puncture outfit to be pierced into depth in human abdominal cavity, there is provided a kind of controllable puncture outfit is pierced into the puncture outfit of depth in human abdominal cavity.
Description
Technical field
It the utility model is related to technical field of medical instruments, and in particular to a kind of puncture outfit.
Background technology
Minimally Invasive Surgery using laparoscope as representative develops rapidly in recent years, and in developed country, its amount for surgical alreadys exceed
Traditional operation.The minimally-invasive treatment technology that minor operation, small wound are characterized progressively obtains the accreditation of numerous doctors.
At present, a kind of puncture outfit is disclosed, it includes sleeve pipe such as Chinese patent literature CN104068921A in the prior art
The gentle valve component of component, seal assembly, needle assemblies, is also equipped with compression spring, support bar and alignment pin in thimble assembly,
Between compression spring and support bar contact with each other and be arranged on and covered on sleeve pipe lower cover and sleeve pipe, alignment pin and sleeve pipe top cap are into one
Body simultaneously makes to pass through interference fit between lid and sleeve pipe lower cover on sleeve pipe；On sleeve pipe elongated slot, bayonet slot, positioning are had on lid
Groove, spring eye and support bar positioning hole；The lower end of sealing lower cover is additionally provided with the rotary buckle being connected with sealing lower cover, should
Rotary buckle is engaged by bayonet slot and elongated slot with described locating slot.
The puncture outfit of above-mentioned patent document, puncture outfit be pierced into human abdominal cavity in depth according only to operation doctor experience and
Feel, it may appear that injure internal organs in abdomen because grasping bad piercing depth, result even in malpractice, being caused to patient need not
The pain wanted.
Utility model content
Therefore, the technical problems to be solved in the utility model is to overcome the uncontrollable puncture outfit of existing puncture outfit to be pierced into
In human abdominal cavity the problem of depth, there is provided a kind of controllable puncture outfit is pierced into the puncture outfit of depth in human abdominal cavity.
To solve the above problems, a kind of puncture outfit of the present utility model, including puncture sheath, it is characterised in that the puncture
On the outer wall of sheath coaxial sleeve be provided with can along its surface move axially and close-fitting positioning disk.
Wherein, sealing ring is provided between the positioning disk and the puncture sheath, the sealing ring is fixedly installed on described
On positioning disk.
Wherein, the sealing ring is O-ring.
Wherein, the outer annular sidewall of the positioning disk is provided with annular groove, and O-ring is provided with the annular groove.
Wherein, the side wall of the close puncture sheath insertion end of the annular groove is from the bottom land of the annular groove to institute
State the inclination of puncture sheath insertion end.
Wherein, the positioning disk is abutment face, the abutment face and the puncture sheath close to the side of puncture sheath insertion end
Axis it is vertical.
Wherein, 2-4 times of a diameter of puncture sheath diameter of the abutment face.
Wherein, diameter of the positioning disk away from puncture sheath insertion end side surface is less than the diameter of the abutment face.
Wherein, the outer wall of the puncture sheath is provided with some nodular tapered protrusions, and the positioning disk can bore in the nodular
Moved in shape projection.
Wherein, the small end of the tapered protrusion is set towards puncture sheath insertion end.
Technical solutions of the utility model, have the following advantages that：
1. in the utility model, the paracentesis depth of measure operation needs, the positioning is set according to the depth before surgery
Disk is to the distance of puncture sheath insertion end, and in operation, doctor can accurately judge the puncture according to the distance of positioning disk and skin
Whether device reaches surgery location, prevents from injuring internal organs in abdomen because grasping bad piercing depth, even results in the hair of malpractice
It is raw.
2. sealing ring described in the utility model is used to increase frictional force between the positioning disk and the puncture sheath, prevent
The positioning disk is moved again after being moved to the paracentesis depth of setting, makes actual paracentesis depth and sets paracentesis depth
Change, influences puncturing operation effect, and the sealing ring of selection is O-ring, then is easy for installation, and material is extensive, convenient purchase.
3. in the utility model, it is necessary to which the puncture outfit is fixed after the puncture outfit is pierced into human body, prevent described wear
Thorn device is moved in surgical procedure and influences surgical effect, can now consolidate the skin near site of puncture and the positioning disk
It is scheduled on together, the suture such as at the skin near positioning disk, line is wrapped at the annular groove, in winding and elastic threads
During, line can enter the bottom of the annular groove by O-ring, i.e., fix the skin at suture and the positioning disk,
To realize the fixation of the puncture outfit.
4. in the utility model, the side wall of the close puncture sheath insertion end of the annular groove is recessed by the annular
The bottom land of groove tilts to the puncture sheath insertion end, facilitates thread entanglement on positioning disk, and reduces the use length of suture.
5. the abutment face described in the utility model is the one side to fit closest to skin or with skin, it is described against
Face is vertical with the axis of the puncture sheath, makes the positioning disk farthest be adapted to the paracentesis depth of different sized patients to determine
Position.
6. 2-4 times of a diameter of puncture sheath diameter of the abutment face described in the utility model, within this range, institute
Stating positioning disk can meet to be bonded positioning with skin, not stop the sight of doctor again when puncturing.
7. diameter of the positioning disk described in the utility model away from puncture sheath insertion end side surface be less than it is described against
The diameter in face, to prevent stop of the positioning disk in operation to doctor's sight.
8. in the utility model, some nodular tapered protrusions are provided with the outer wall of the puncture sheath, make the puncture sheath
It is good with the stationarity of human body puncturing hole, prevent the puncture sheath from being slipped in puncturing hole and cause to damage internal organs in abdomen.
10. the small end of tapered protrusion described in the utility model is set towards puncture sheath insertion end, preferably to prevent institute
State slippage of the puncture sheath in puncturing hole.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of embodiment of the present utility model；
Fig. 2 is the structural representation of Fig. 1 sectional view；
Description of reference numerals：
1- puncture sheaths；2- positioning disks；21- sealing rings；22- annular grooves；23-O type circles；24- abutment faces；25- nodulars are bored
Shape is raised；3- nook closing members；4- seal assemblies.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
As depicted in figs. 1 and 2, the puncture outfit of the present embodiment, including puncture sheath 1, nook closing member 3, seal assembly 4 and positioning disk 2.
The nook closing member 3 being pierced into together with the insertion end of puncture sheath 1 in human body is provided with the inner chamber of puncture sheath 1, and prevents from noting
Enter internal gas and external seal assembly 4 is escaped to from the inner chamber of puncture sheath 1, be additionally provided with the side wall of puncture sheath 1 to body
Inside it is filled with the passage of gas.When nook closing member 3 or other operating theater instruments stretch into internal from the inner chamber of puncture sheath 1 or are extracted out from internal
When, it is necessary to by seal assembly 4, the opposite side of seal assembly 4 is entered from the side of seal assembly 4, now seal assembly 4 is still
The gas that can prevent to be injected in vivo escapes in vitro from the inner chamber of puncture sheath 1.
Positioning disk 2 is coaxially set on the outer wall of puncture sheath 1, can be moved axially, that is, be promoted in the outer wall surface of puncture sheath 1
Positioning disk 2 can move in the outer wall surface of puncture sheath 1.In the present embodiment, positioning disk 2 itself is flexible, and the elasticity makes fixed
Position disk 2 and the outer wall of puncture sheath 1 are fitted close, and the interior ring-side wall lock ring of positioning disk 2 is in the outer wall surface of puncture sheath 1, positioning
Sealing ring 21 is provided between disk 2 and puncture sheath 1, sealing ring 21 is fixedly installed on positioning disk 2, as shown in Fig. 2 in sealing ring
Groove is set on 21 interior ring-side wall, and sealing ring 21 is fixedly installed in groove, and sealing ring 21 is used to increase in the positioning disk 2
Frictional force between ring-side wall and the outer wall of the puncture sheath 1, the positioning disk 2 is prevented to be moved to after the paracentesis depth of setting again
It is moved, increases the locating effect of positioning disk 2.In the present embodiment, sealing ring 21 elects O-ring 23 as.The outer shroud of positioning disk 2
Shape side wall is provided with annular groove 22, the side wall of the close puncture sheath insertion end of annular groove 22 from annular groove 22 bottom land to
Puncture sheath insertion end is tilted, and O-ring 23 is provided with annular groove 22.To make positioning disk 2 preferably be fitted with skin, fixed
Position disk 2 is provided with abutment face 24 close to the side of puncture sheath insertion end, and abutment face 24 is vertical with the axis of puncture sheath 1.Positioning disk 2 is remote
Diameter from puncture sheath insertion end side surface is less than the diameter of abutment face 24.The 2-4 of the diameter of a diameter of puncture sheath 1 of abutment face 24
Times.
Positioning disk 2 can also be metal or the nonmetallic material without elasticity, now, positioning disk 2 is moved to and set
After seated position, by sealing ring 21 and the outer wall of puncture sheath 1 be fitted close and between frictional force, to prevent the positioning disk 2
It is moved again after being moved to the paracentesis depth of setting.
For the present embodiment on the basis of above-described embodiment, the outer wall of puncture sheath 1 is provided with some nodular tapered protrusions 25, fixed
Position disk 2 can be moved in nodular tapered protrusion 25, and the small end of tapered protrusion is set towards puncture sheath insertion end.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (9)
1. a kind of puncture outfit, including puncture sheath (1), it is characterised in that on the outer wall of the puncture sheath (1) coaxial sleeve be provided with can edge
Its surface moves axially and close-fitting positioning disk (2), the outer wall of the puncture sheath (1) are provided with some nodular tapered protrusions
(25), the positioning disk (2) can move on the nodular tapered protrusion (25).
2. puncture outfit according to claim 1, it is characterised in that set between the positioning disk (2) and the puncture sheath (1)
Sealing ring (21) is equipped with, the sealing ring (21) is fixedly installed on the positioning disk (2).
3. puncture outfit according to claim 2, it is characterised in that the sealing ring (21) is O-ring.
4. the puncture outfit according to Claims 2 or 3, it is characterised in that the outer annular sidewall of the positioning disk (2) is provided with
Annular groove (22), O-ring (23) is provided with the annular groove (22).
5. puncture outfit according to claim 4, it is characterised in that the close puncture sheath of the annular groove (22) is inserted
The side wall for entering end is tilted from the bottom land of the annular groove (22) to the puncture sheath insertion end.
6. according to the puncture outfit described in claim 1 or 2 or 3 or 5, it is characterised in that the positioning disk (2) is inserted close to puncture sheath
The side for entering end is abutment face (24), and the abutment face (24) is vertical with the axis of the puncture sheath (1).
7. puncture outfit according to claim 6, it is characterised in that a diameter of puncture sheath (1) of the abutment face is straight
2-4 times of footpath.
8. puncture outfit according to claim 7, it is characterised in that the positioning disk (2) is away from the puncture sheath insertion end
The diameter of side is less than the diameter of the abutment face.
9. according to the puncture outfit described in claim 1 or 2 or 3 or 5 or 8, it is characterised in that the small end direction of the tapered protrusion
Puncture sheath (1) insertion end is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621360023.4U CN207168552U (en) | 2016-12-12 | 2016-12-12 | A kind of puncture outfit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621360023.4U CN207168552U (en) | 2016-12-12 | 2016-12-12 | A kind of puncture outfit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207168552U true CN207168552U (en) | 2018-04-03 |
Family
ID=61732756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621360023.4U Active CN207168552U (en) | 2016-12-12 | 2016-12-12 | A kind of puncture outfit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207168552U (en) |
-
2016
- 2016-12-12 CN CN201621360023.4U patent/CN207168552U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Room 504-520, 5th Floor, Building 18, Courtyard 8, Liangshuihe Second Street, Daxing District, Beijing, 100176 Patentee after: Beijing 3H Medical Technology Co.,Ltd. Address before: Room 504-520, 3rd, 4th and 5th floors, No. 18 Building, No. 8 Courtyard, Liangshuihe Second Street, Daxing District, Beijing Economic and Technological Development Zone Patentee before: BEIJING 3H MEDICAL TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231103 Address after: Room 501, 502, and 503, 5th floor, Building 18, No. 8 Courtyard, Liangshuihe Second Street, Daxing District, Beijing, 100176 Patentee after: Beijing Huifukang Technology Co.,Ltd. Address before: Room 504-520, 5th Floor, Building 18, Courtyard 8, Liangshuihe Second Street, Daxing District, Beijing, 100176 Patentee before: Beijing 3H Medical Technology Co.,Ltd. |