CN209018811U - A kind of endoscope-assistant surgery channel instrument - Google Patents
A kind of endoscope-assistant surgery channel instrument Download PDFInfo
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- CN209018811U CN209018811U CN201820160398.9U CN201820160398U CN209018811U CN 209018811 U CN209018811 U CN 209018811U CN 201820160398 U CN201820160398 U CN 201820160398U CN 209018811 U CN209018811 U CN 209018811U
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- China
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- instrument
- sealing film
- instrument sheath
- endoscope
- protective cover
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Abstract
The utility model discloses a kind of endoscope-assistant surgery channel instrument, including instrument sheath tube unit and the protective knife unit being sheathed in instrument sheath casing, instrument sheath tube unit includes protective cover, instrument sheath casing, first sealing film and the second sealing film, protective cover is set as three parts, the upper end is ring structure, its middle section is circle arched structure, its bottom end is tooth socket circular configuration, the first sealing film is arranged in ring structure, the second sealing film is arranged in circle arched structure, thread groove is offered in the cavity groove of tooth socket circular configuration inner end, protective cover bottom end is installed with instrument sheath casing, instrument sheath sleeve upper end is equipped with thread protrusion, thread groove is connect with thread protrusion in rotating separation, the utility model protective cover is connect with instrument sheath casing in rotating separation, it is mounted and dismounted convenient for protective cover and instrument sheath casing, operator is facilitated to take out bulk group It knits and clot；Sealing film is arranged in ring structure and circle arched structure, sealing film plays sealing function to protective cover and instrument sheath casing.
Description
Technical field
The utility model relates to field of medical technology, and in particular to arrive a kind of endoscope-assistant surgery channel instrument.
Background technique
Due to the progress of technology, make it possible to implement operation by smaller notch.In this way, to disorganization ratio
Traditional surgical operation is small.By the notch of keyhole size, tiny light source, video camera and surgery device is can be inserted in surgeon
Tool.Surgeon guides operation surgical operating instrument to implement operation by the image being transferred in monitor.This surgical operation
When implementing in abdominal cavity, referred to as laparoscopic surgery, referred to as joint endoscope-assistant surgery when implementing in joint, when implementing in thoracic cavity,
Referred to as thoracoscopic operation, existing endoscope-assistant surgery channel instrument unreasonable structural design, when being performed the operation, bulk tissue or
In clot easily access instruments sheath casing, admission line is caused to block, influences being normally carried out for operation；And instrument sheath casing into
The CO2 of feed channel connection easily enters protective cover from instrument sheath casing and outwardly circulates again, leads in surgical procedure leakproofness not
It is good, gas leakage is generated, causes patient that cannot be constantly in pneumoperitoneum, greatly reduces the success rate of operation, therefore, need ability
Field technique personnel develop a kind of endoscope-assistant surgery channel instrument.
Summary of the invention
There is provided a kind of protective cover and instrument sheath casings to connect in rotary separated for problem to be solved in the utility model,
It is mounted and dismounted convenient for protective cover and instrument sheath casing, operator is facilitated to take out bulk tissue and clot；It is arranged in ring structure
Have the first sealing film, be arranged with the second sealing film in circle arched structure, the first sealing film and the second sealing film to protective cover and
The instrument sheath casing for rotating connection plays the role of the endoscope-assistant surgery channel instrument of sealing.
To solve the above-mentioned problems, the utility model provides a kind of endoscope-assistant surgery channel instrument, including instrument sheath casing
Unit and the protective knife unit being sheathed in instrument sheath casing, the instrument sheath tube unit include protective cover, instrument sheath casing,
First sealing film and the second sealing film, the protective cover are set as three parts, and the upper end is ring structure, and middle section is dome-shaped knot
Structure, bottom end are tooth socket circular configuration, are arranged with the first sealing film in the ring structure, are arranged in the circle arched structure
Second seals film, offers thread groove in the cavity groove of tooth socket circular configuration inner end, the protective cover bottom end is installed with instrument
Sheath casing, the instrument sheath sleeve upper end are equipped with thread protrusion, and the thread groove is connect with thread protrusion in rotary separated,
The instrument sheath bushing outer surface offers zigzag annular groove, and the instrument sheath casing shoe is equipped with oblique cone socket, the protection
Knife unit includes visual handle, punctures steel pole and taper puncturing head, and the visual taper knob, which is set to, punctures steel pole upper end, described to wear
It is installed with taper puncturing head under thorn steel pole, the puncture steel pole is sheathed in instrument sheath casing, and the taper puncturing head is set to oblique
It bores in socket.
The instrument sheath casing side is installed with admission line, the air inlet as a further improvement of the utility model,
Intake valve is installed on pipeline.
It is offered in the ring structure and circle arched structure inner end cavity groove as a further improvement of the utility model, slotting
Hole slot, the first sealing film and the second sealing film upper end are installed with connecting rod, and the connecting rod is plugged in receptacle slot.
The puncture steel pole upper end is arranged with hook-type cutting ferrule, the hook-type card as a further improvement of the utility model,
Set is connected in visual handle, and the hook-type cutting ferrule is connected in visual handle portion equipped with anti-skid rack.
The ring structure, circle arched structure and tooth socket circular configuration internal diameter as a further improvement of the utility model,
Than for 1:1.4-1.7:1.9-2.2, the first sealing film and the second sealing film internal diameter ratio are 1:1.5-1.6.
The puncture steel pole and taper puncturing head are cast by medical grade stainless steel as a further improvement of the utility model,
It makes and is an integral molding structure.
The instrument sheath casing is integrally formed by medical grade polyurethane injection molding as a further improvement of the utility model,
Structure.
Using the above structure, the beneficial effect is that:
The utility model protective cover is set as three parts, and the upper end is ring structure, and middle section is circle arched structure, bottom end
For tooth socket circular configuration, thread groove is offered in the cavity groove of tooth socket circular configuration inner end, protective cover bottom end is installed with instrument sheath
Pipe, instrument sheath sleeve upper end are equipped with thread protrusion, and thread groove and thread protrusion connects in rotary separated, be convenient for protective cover and
The installation and removal of instrument sheath casing, facilitate operator to take out bulk tissue and clot；The first sealing film is arranged in ring structure,
The second sealing film is arranged in circle arched structure, the first sealing film and the second sealing film to protective cover and rotate connection
Instrument sheath casing plays the role of sealing, and the CO2 that can effectively prevent the admission line of instrument sheath pipe to be connected to circulates upwards,
Guarantee to seal air tight in surgical procedure, is constantly in pneumoperitoneum, it is ensured that operation smoothly completes, ring structure and dome-shaped
Receptacle slot is offered in the cavity groove of structure inner end, the first sealing film and the second sealing film upper end are installed with connecting rod, connecting rod grafting
In can effectively ensure that in receptacle slot the first sealing film and second sealing film be respectively arranged in ring structure and circle arched structure
Stationarity, fixed effect is splendid；Instrument sheath bushing outer surface offers zigzag annular groove, and bushing outer surface uses zigzag ring
Slot design can avoid secondary damage, stability when enhancing penetrates in spinning in and out；Instrument sheath casing shoe is equipped with oblique cone
Socket, taper puncturing head are set in oblique cone socket, protect cutter head using inclined-plane taper, damage is small, and bleeding is few, using oblique cone socket
Socket is enabled to insert in the stationarity in stomach wall stronger；Protective knife unit includes visual handle, punctures steel pole and taper puncture
Head, visual taper knob, which is set to, punctures steel pole upper end, offers through-hole on visual handle, can facilitate operator in the course of surgery
It being accurately positioned, punctures steel pole and taper puncturing head and be an integral molding structure by the casting of medical grade stainless steel, stainless hardness of steel is high,
Without opening up biggish wound, so that wound not will cause infection or swelling, operative site is effectively protected.
Detailed description of the invention
Fig. 1 is the utility model endoscope-assistant surgery channel instrument structural schematic diagram.
Fig. 2 is the structural schematic diagram of the protective knife unit of the utility model endoscope-assistant surgery channel instrument.
Fig. 3 is the side view of the protective knife unit of the utility model endoscope-assistant surgery channel instrument.
Fig. 4 is the structural schematic diagram of the instrument sheath casing of the utility model endoscope-assistant surgery channel instrument.
Fig. 5 is the first sealing film of the utility model endoscope-assistant surgery channel instrument and the structural schematic diagram of the second sealing film.
In figure: 1- instrument sheath tube unit, 101- protective cover, 102- instrument sheath casing, 103- first seal film, 104- the
Two sealing films, 105- ring structure, 106- circle arched structure, 107- tooth socket circular configuration, 108- thread groove, 109- screw thread are convex
It rises, 110- zigzag annular groove, 111- oblique cone socket, 112- admission line, 113- intake valve, 114- receptacle slot, 115- connecting rod,
2- protective knife unit, the visual handle of 201-, 202- puncture steel pole, 203- taper puncturing head, 204- hook-type cutting ferrule, 205- anti-slop serrations
Item.
Specific embodiment
Explanation that the utility model is further explained with reference to the accompanying drawings and examples.
As Figure 1-Figure 5, a kind of endoscope-assistant surgery channel instrument, including instrument sheath tube unit 1 and it is sheathed on instrument sheath
Protective knife unit 2 in casing, the instrument sheath tube unit 1 include protective cover 101, the sealing film of instrument sheath casing 102, first
103 and second seal film 104, and the protective cover 101 is set as three parts, and the upper end is ring structure 105, and middle section is dome-shaped
Structure 106, bottom end are tooth socket circular configuration 107, are arranged with the first sealing film 103, the circular arch in the ring structure 105
It is arranged with the second sealing film 104 in shape structure 106, offers thread groove in the 107 inner end cavity groove of tooth socket circular configuration
108,101 bottom end of protective cover is installed with instrument sheath casing 102, and 102 upper end of instrument sheath casing is equipped with thread protrusion
109, the thread groove 108 is connect with thread protrusion 109 in rotary separated, and 102 outer surface of instrument sheath casing opens up
There is zigzag annular groove 110,102 bottom end of instrument sheath casing is equipped with oblique cone socket 111, and the protective knife unit 2 includes visual
Handle 201 punctures steel pole 202 and taper puncturing head 203, and the visual handle 201, which is sheathed on, punctures 202 upper end of steel pole, described
It punctures and is installed with taper puncturing head 203 under steel pole 202, the puncture steel pole 202 is sheathed in instrument sheath casing 102, the cone
Shape puncturing head 203 is set in oblique cone socket 111.
102 side of instrument sheath casing is installed with admission line 112, is installed with intake valve 113 on the admission line 112.
Receptacle slot 114, the first sealing film 103 are offered in 106 inner end cavity groove of ring structure 105 and circle arched structure
It is installed with connecting rod 115 with the second sealing 104 upper end of film, the connecting rod 115 is plugged in receptacle slot 114.
It puncturing 202 upper end of steel pole and is arranged with hook-type cutting ferrule 204, the hook-type cutting ferrule 204 is connected in visual handle 201,
The hook-type cutting ferrule 204 is connected in visual 201 part of handle equipped with anti-skid rack 205.
Ring structure 105, circle arched structure 106 and 107 internal diameter ratio of tooth socket circular configuration are 1:1.4-1.7:1.9-2.2,
The first sealing film 103 and the second sealing 104 internal diameter ratio of film are 1:1.5-1.6.
It punctures steel pole 202 and taper puncturing head 203 to be an integral molding structure by the casting of medical grade stainless steel, the instrument
Sheath casing 102 is an integral molding structure by medical grade polyurethane injection molding.
The course of work: film 103 is sealed by the first of instrument sheath tube unit 1 and the second sealing film 104 passes through the upper end
In the receptacle slot 114 of the circle arched structure 106 of the protective cover 101 that connecting rod 115 is plugged in respectively and tooth socket circular configuration 107 into
Row is fixed, then protective cover 101 and the rotation of instrument sheath casing 102 are tightened, by end cap on the puncture steel pole 202 of protective knife unit 2
If hook-type cutting ferrule 204, hook-type cutting ferrule 204 and visual handle 201 are clamped, protective knife unit 2 is plugged in instrument sheath casing list
Member 1 in, using taper puncturing head 203 and oblique cone socket 111 insertion in patient body, by admission line 112 and supply co2 two
Carbonoxide pneumoperitoneum apparatus is connected, so that patient abdominal cavity forms pneumoperitoneum, carries out endoscope-assistant surgery.
Above content is the example and explanation of the utility model, but does not mean that the obtainable advantage of the utility model by this
Limitation may be realized in the simple transformation, and/or some embodiments to structure in all the utility model practice processes excellent
Wherein one or more of point are within the scope of protection of this application.
Claims (7)
1. a kind of endoscope-assistant surgery channel instrument, it is characterised in that: including instrument sheath tube unit (1) and it is sheathed on instrument sheath casing
Interior protective knife unit (2), the instrument sheath tube unit (1) includes protective cover (101), instrument sheath casing (102), first close
Sealer (103) and the second sealing film (104), the protective cover (101) are set as three parts, and the upper end is ring structure (105),
Middle section is circle arched structure (106), and bottom end is tooth socket circular configuration (107), is arranged with first in the ring structure (105)
It seals film (103), is arranged with the second sealing film (104), the tooth socket circular configuration (107) in the circle arched structure (106)
It is offered in the cavity groove of inner end thread groove (108), protective cover (101) bottom end is installed with instrument sheath casing (102), the device
Tool sheath casing (102) upper end is equipped with thread protrusion (109), and the thread groove (108) and thread protrusion (109) are in rotating separation
Formula connection, instrument sheath casing (102) outer surface offer zigzag annular groove (110), instrument sheath casing (102) bottom end
Equipped with oblique cone socket (111), the protective knife unit (2) includes visual handle (201), punctures steel pole (202) and taper puncture
Head (203), the visual handle (201), which is sheathed on, punctures steel pole (202) upper end, is installed with cone under the puncture steel pole (202)
Shape puncturing head (203), the puncture steel pole (202) are sheathed in instrument sheath casing (102), and the taper puncturing head (203) sets
In oblique cone socket (111).
2. endoscope-assistant surgery channel instrument according to claim 1, it is characterised in that: instrument sheath casing (102) side
It is installed with admission line (112), is installed with intake valve (113) on the admission line (112).
3. endoscope-assistant surgery channel instrument according to claim 1, it is characterised in that: the ring structure (105) and circular arch
It is offered receptacle slot (114) in the cavity groove of shape structure (106) inner end, in first sealing film (103) and the second sealing film (104)
End is installed with connecting rod (115), and the connecting rod (115) is plugged in receptacle slot (114).
4. endoscope-assistant surgery channel instrument according to claim 1, it is characterised in that: end cap on the puncture steel pole (202)
Equipped with hook-type cutting ferrule (204), the hook-type cutting ferrule (204) is connected in visual handle (201), hook-type cutting ferrule (204) card
Visual handle (201) part is connected to equipped with anti-skid rack (205).
5. endoscope-assistant surgery channel instrument according to claim 1, it is characterised in that: the ring structure (105), dome-shaped
Structure (106) and tooth socket circular configuration (107) internal diameter ratio are 1:1.4-1.7:1.9-2.2, first sealing film (103) and the
Two sealing film (104) internal diameter ratios are 1:1.5-1.6.
6. endoscope-assistant surgery channel instrument according to claim 1, it is characterised in that: the puncture steel pole (202) and taper
Puncturing head (203) is an integral molding structure by the casting of medical grade stainless steel.
7. endoscope-assistant surgery channel instrument according to claim 1, it is characterised in that: the instrument sheath casing (102) is by curing
It is an integral molding structure with the injection molding of grade polyurethane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820160398.9U CN209018811U (en) | 2018-01-31 | 2018-01-31 | A kind of endoscope-assistant surgery channel instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820160398.9U CN209018811U (en) | 2018-01-31 | 2018-01-31 | A kind of endoscope-assistant surgery channel instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209018811U true CN209018811U (en) | 2019-06-25 |
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ID=66869378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820160398.9U Active CN209018811U (en) | 2018-01-31 | 2018-01-31 | A kind of endoscope-assistant surgery channel instrument |
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| Country | Link |
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| CN (1) | CN209018811U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112603481A (en) * | 2020-12-18 | 2021-04-06 | 常州安康医疗器械有限公司 | Visual puncture outfit convenient to fixed gas-supply pipe |
-
2018
- 2018-01-31 CN CN201820160398.9U patent/CN209018811U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112603481A (en) * | 2020-12-18 | 2021-04-06 | 常州安康医疗器械有限公司 | Visual puncture outfit convenient to fixed gas-supply pipe |
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