CN207886236U - A kind of haemorrhoids ligation apparatus - Google Patents
A kind of haemorrhoids ligation apparatus Download PDFInfo
- Publication number
- CN207886236U CN207886236U CN201721196378.9U CN201721196378U CN207886236U CN 207886236 U CN207886236 U CN 207886236U CN 201721196378 U CN201721196378 U CN 201721196378U CN 207886236 U CN207886236 U CN 207886236U
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- CN
- China
- Prior art keywords
- negative pressure
- cushion rubber
- pressure catheter
- piston sleeve
- piston
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of haemorrhoids ligation apparatus, belong to medical instruments field, being intended to provide one kind makes doctor carry out haemorrhoids ligation apparatus easy to operate when hemorrhoid cover difficult to handle art, it is characterized in that, a kind of haemorrhoids ligation apparatus, including piston sleeve, cushion rubber propulsion tube, cushion rubber guide cone, push rod, the rubber piston being fixedly connected with push rod one end, one end that the push rod is connected with rubber piston is inserted into piston sleeve；The piston sleeve bottom is extended with is less than piston sleeve diameter with the integrally formed negative pressure catheter of piston sleeve, the negative pressure catheter diameter；The cushion rubber propulsion tube is set on negative pressure catheter；The end face far from cone is extended with the locating ring mating with negative pressure catheter in the cushion rubber guide cone, and the internal diameter of the locating ring is equal to the outer diameter of cushion rubber propulsion tube；When the negative pressure catheter is inserted into locating ring, gap is formed between the negative pressure catheter and cushion rubber propulsion tube.
Description
Technical field
The utility model is related to a kind of medical instrument, more particularly to a kind of haemorrhoids ligation apparatus.
Background technology
Hemorrhoid are the veniplex generation varicoses of anal orifice and rectal intestine bottom and anal mucosa and are formed one or more soft
A kind of chronic disease of venous group, medicine is for the therapy of hemorrhoid now, the method for mostly using operation excision, and this method is taken
With height, post-surgical trauma area is big, and patient pain unbearably, in view of such reason, in clinical treatment, starts to prick using hemorrhoid set
Device, the haemorrhoids ligation apparatus are that hemorrhoid lesion tissue is sucked by negative pressure, then use rubber plastic loop ligation, the tissue under rubber cushion rubber
By gradually necrosis falls off due to blood does not recycle, finally excrete.
The Chinese patent of Publication No. CN103211637A discloses a kind of haemorrhoids ligation apparatus, includes：Piston, main suction
Pipe, cushion rubber propulsion tube, cushion rubber guide cone, cushion rubber discharge seat and cushion rubber, and main suction pipe is transparent plastic tube, and front end truncation is opened
Mouthful, piston is cased with cushion rubber propulsion tube in main suction pipe outside main suction pipe, cushion rubber propulsion tube is shorter than main suction pipe, cushion rubber guide cone
Seat is discharged with cushion rubber to plug each other cooperation, release cushion rubber set is sleeved on the front end of main suction pipe.
Above-mentioned this haemorrhoids ligation apparatus, when Clinical practice, doctor's thumb and index finger are pinched and take small cushion rubber, the alignment of cushion rubber aperture
Cushion rubber discharges the front tip part of seat " ten " word taper, and cushion rubber guide cone plugs each other cooperation therewith, and cushion rubber is smoothly sleeved on main suction pipe
On, surgical procedure makes cushion rubber ligature the soft material of affected part, and the soft material of affected part falls off naturally after a few days, and hemorrhoid can cure.
Facilitate doctor to operate the utility model lies in that providing another kind and the haemorrhoids ligation apparatus of hemorrhoid can be cured.
Utility model content
The purpose of this utility model is to provide a kind of haemorrhoids ligation apparatus, has and for doctor provide when hemorrhoid cover difficult to handle art
A kind of effect of medical instrument easy to operate.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of haemorrhoids ligation apparatus, including piston sleeve, cushion rubber propulsion tube, cushion rubber guide cone, push rod and with push rod one end
The rubber piston being fixedly connected, one end that the push rod is connected with rubber piston are inserted into piston sleeve, and the rubber piston is straight
Diameter is identical as piston sleeve diameter；
The piston sleeve bottom be extended with the integrally formed negative pressure catheter of piston sleeve, the negative pressure catheter diameter is small
In piston sleeve diameter, the negative pressure catheter bottom end is open equipped with truncation；
The cushion rubber propulsion tube is set on negative pressure catheter；
The end face far from cone is extended with the locating ring mating with negative pressure catheter in the cushion rubber guide cone, described fixed
The internal diameter of position ring is equal to the outer diameter of cushion rubber propulsion tube；
When the negative pressure catheter is inserted into locating ring, gap is formed between the negative pressure catheter and cushion rubber propulsion tube.
By using above-mentioned technical proposal, cushion rubber is placed in cushion rubber guide cone and it is made slowly to be moved to gap,
Cushion rubber internal diameter is gradually expanded and is sleeved on gap, then removes cushion rubber guide cone.It is generated in piston sleeve using piston
Negative pressure sucks lesion tissue in negative pressure catheter, pushes cushion rubber propulsion tube that cushion rubber is made to be detached from gap and covers bundle at lesion tissue,
Keep lesion tissue ischemic finally downright bad, then is skidded off out of negative pressure catheter lesion tissue by push rod.Cushion rubber propulsion tube, cushion rubber draw
It is mating between starting taper, negative pressure catheter, entire surgical procedure operation is more convenient, and can realize to disease affected part
Operative treatment.
Further, in the cushion rubber guide cone far from cone one end be fixedly installed it is mating with negative pressure catheter
Connecting tube.
By using above-mentioned technical proposal, connecting tube, which is previously inserted in negative pressure catheter, can play guiding function, it is accurate and
Negative pressure catheter is easily inserted into locating ring；The cooperation of connecting tube and negative pressure catheter can make negative pressure catheter be inserted into locating ring simultaneously
When it is not easily to fall off, both make grafting more firm.
Further, the outer wall of the connecting tube is surrounded with several elastomeric fins parallel with the axial direction of connecting tube.
By using above-mentioned technical proposal, elastomeric fins are clipped between the two side wall when connecting tube is inserted into negative pressure catheter, are made
Connecting tube is mating more securely with negative pressure catheter, leads to cushion rubber to make cushion rubber guide cone be not easy to fall off from negative pressure catheter
Place failure.
Further, one end inner wall of the piston sleeve far from negative pressure catheter is equipped with brake hoop.
By using above-mentioned technical proposal, when rubber piston moves at brake hoop, since rubber piston has elasticity,
Rubber piston can be made to cross brake hoop by increasing the pulling force of push rod, brake hoop can withstand rubber piston and return naturally at this time
Bullet makes pressure in piston sleeve remain unchanged, to make lesion tissue be not easy to skid off out of negative pressure catheter.
Further, inner wall surrounding of the negative pressure catheter close to piston sleeve one end is provided with several and negative pressure catheter axis
To parallel convex ribs.
By using above-mentioned technical proposal, convex ribs can enhance the structural stability of negative pressure catheter, make negative pressure catheter and work
The junction of plug sleeve is not pliable, influences the precision of operation.
Further, the side wall of cushion rubber propulsion tube upper end is fixedly installed plectrum.
By using above-mentioned technical proposal, plectrum can be moved easily cushion rubber propulsion tube, so as to more easily control by cushion rubber
Gap is ejected, lesion tissue is ligatured.
Further, it is equipped with film in the truncation opening.
By using above-mentioned technical proposal, when haemorrhoids ligation apparatus is not used, film can stop extraneous dust, bacterium etc.
Infectious agent enters in negative pressure catheter, and the wound for making patient in the course of surgery is prevented to be infected；When being performed the operation, by film
It punctures and tears the use for carrying out negative pressure catheter again.
Further, the piston sleeve, negative pressure catheter, cushion rubber propulsion tube are made of transparent plastic.
By using above-mentioned technical proposal, transparent material can make operator clearly see adsorbate, increase operation
Accuracy.
In conclusion the utility model has the advantages that：
1. being mating between cushion rubber propulsion tube, cushion rubber guide cone, negative pressure catheter, make operative process more just
It is prompt；
2. the setting of brake hoop can make piston be not susceptible to return motion in piston sleeve, make lesion tissue be not easy from
It is skidded off in negative pressure catheter；
3. the setting of elastomeric fins can make cushion rubber guide cone and negative pressure catheter grafting more secured, cushion rubber is made to be inserted in process
Middle cushion rubber guide cone is not easy to fall off out of negative pressure catheter.
Description of the drawings
Fig. 1 is the overall structure sectional view for embodying haemorrhoids ligation apparatus in the present embodiment；
Fig. 2 is in the present embodiment for embodying the structural schematic diagram that haemorrhoids ligation apparatus is not put into cushion rubber；
Fig. 3 is the portions A enlarged drawing in Fig. 2；
Fig. 4 is the overall structure diagram for embodying haemorrhoids ligation apparatus in the present embodiment；
Fig. 5 is the structural schematic diagram for embodying cushion rubber propulsion tube in the present embodiment.
In figure, 1, piston sleeve；11, brake hoop；2, cushion rubber；3, cushion rubber propulsion tube；31, plectrum；4, cushion rubber guide cone；
41, locating ring；42, connecting tube；421, elastomeric fins；5, push rod；51, rubber piston；6, negative pressure catheter；61, truncation is open；
611, film；62, convex ribs；7, gap.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
Wherein identical parts are presented with like reference characters.It should be noted that word used in the following description
Language "front", "rear", "left", "right", "up" and "down" refer to the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and
"outside" refers respectively to the direction towards or away from geometric center of specific component.
A kind of haemorrhoids ligation apparatus, as shown in Figure 1, including piston sleeve 1, cushion rubber propulsion tube 3, cushion rubber guide cone 4, push rod 5,
Rubber piston 51, piston sleeve 1, cushion rubber propulsion tube 3 are made of transparent plastic.51 diameter of rubber piston is straight with piston sleeve 1
Diameter is identical, and rubber piston 51 is fixedly connected with 5 one end of push rod and is injected in piston sleeve 1 jointly with push rod 5；In piston sleeve 1
The top of inner wall is also surrounded with brake hoop 11.
As shown in Figure 1,1 lower end of piston sleeve is equipped with the negative pressure catheter 6 of transparent plastics material, 6 diameter of negative pressure catheter is less than
1 diameter of piston sleeve is in arc transition between piston sleeve 1 and negative pressure catheter 6.In negative pressure catheter 6 close to 1 one end of piston sleeve
Inner wall be equipped with and can enhance the whole ring stiffness of negative pressure catheter 6 with the axial parallel convex ribs 62 of negative pressure catheter 6, convex ribs 62, make
The coupling part of negative pressure catheter 6 and piston sleeve 1 is not susceptible to bend.It is equipped with truncation opening 61 in the bottom of negative pressure catheter 6, is put down
Film 611 is provided in cutting opening 61 (referring to Fig. 5).When not performed the operation, film 611 can make bacterium in environment or
Dust and other impurities is not easily accessible in negative pressure catheter 6, when reducing negative pressure catheter 6 and human contact to wound infected can
Energy.
As shown in Fig. 2, cushion rubber propulsion tube 3 is set in the outside of piston sleeve 1 and negative pressure catheter 6.On cushion rubber propulsion tube 3
The side wall at end is equipped with plectrum 31, and plectrum 31 can facilitate medical worker to carry out the operations such as pull to cushion rubber propulsion tube 3.
As shown in figure 3, locating ring 41 is extended at end face edge of the cushion rubber guide cone 4 far from cone, locating ring 41
Internal diameter is equal to the outer diameter of cushion rubber propulsion tube 3；Simultaneously be extended in cushion rubber guide cone 4 locating ring 41 end face be also vertically and fixedly provided with
The outer wall of the mating connecting tube 42 of negative pressure catheter 6, connecting tube 42 is equipped with several elastomeric fins parallel with its axial direction
421.When connecting tube 42 is inserted into 6 inner wall of negative pressure catheter, the outer wall of negative pressure catheter 6 is also inserted into locating ring 41 simultaneously, at this time bullet
Property fin 421 is clipped between cushion rubber guide cone 4 and the side wall of negative pressure catheter 6, keeps grafting between the two more secured, to make glue
Circle guide cone 4 is not easy to fall off from negative pressure catheter 6.
As shown in figure 4, when negative pressure catheter 6 is inserted into locating ring 41（With reference to Fig. 3）When interior, pushed away with cushion rubber in cushion rubber guide cone 4
Gap 7 is formed between inlet pipe 3, cushion rubber 2 is set at gap 7.
Specific implementation process：First cushion rubber propulsion tube 3 is sleeved on negative pressure catheter 6, negative pressure catheter 6 is inserted into using connecting tube 42
Guiding function so that the outer wall of negative pressure catheter 6 is inserted in locating ring 41.At this time by cushion rubber 2 from the cone position of cushion rubber guide cone 4
It is inserted in, until cushion rubber 2 is expanded and is set at gap 7.Then it takes cushion rubber guide cone 4 away, negative pressure catheter 6 is placed in lesion tissue
Place pulls push rod 5, and air pressure is less than ambient pressure in piston sleeve 1 at this time, and due to siphonage, body foci's tissue is drawn to
In negative pressure catheter 6.Plectrum 31 is pushed at this time, makes it discharge from gap 7 using the promotion cushion rubber 2 of cushion rubber propulsion tube 3 and cover bundle to exist
At lesion tissue, make lesion tissue ischemic necrosis by the high resiliency retraction force of cushion rubber 2.Finally again by pushing push rod 5 to make disease
Stove tissue is detached from out of negative pressure catheter 6, completes whole operation.The setting of brake hoop 11 can make rubber piston 51 be stuck in piston bush
Cylinder 1 in be not susceptible to back and forth movement so that lesion tissue will not because in piston sleeve 1 variation of pressure due to skid off piston bush
Cylinder 1 causes 2 sets of cushion rubber to prick failure；Piston sleeve 1, negative pressure catheter 6, cushion rubber propulsion tube 3 are made of transparent plastic simultaneously, are cured
The raw detail section that can be seen clearly that set is pricked at lesion tissue in operation, when making surgical procedure more quick and precisely.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (8)
1. a kind of haemorrhoids ligation apparatus, including piston sleeve（1）, cushion rubber propulsion tube（3）, cushion rubber guide cone（4）, push rod (5) and
Work is inserted into the rubber piston (51) being fixedly connected with push rod (5) one end, one end that the push rod (5) is connected with rubber piston (51)
Plug sleeve（1）It is interior, rubber piston (51) outer diameter and piston sleeve（1）Internal diameter is identical, it is characterized in that：
The piston sleeve（1）Bottom is extended with and piston sleeve（1）Integrally formed negative pressure catheter (6), the negative pressure catheter
(6) diameter is less than piston sleeve（1）Diameter, negative pressure catheter (6) bottom end are equipped with truncation and are open (61)；
The cushion rubber propulsion tube（3）It is set on negative pressure catheter (6)；
The cushion rubber guide cone（4）The upper end face far from cone is extended with and the mating locating ring (41) of negative pressure catheter (6),
The internal diameter of the locating ring (41) is equal to cushion rubber propulsion tube（3）Outer diameter；
When the negative pressure catheter (6) insertion locating ring (41) is interior, the negative pressure catheter (6) and cushion rubber propulsion tube（2）Between shape
At there is gap (7).
2. a kind of haemorrhoids ligation apparatus according to claim 1, it is characterized in that：The cushion rubber guide cone（4）Upper separate cone
One end be fixedly installed with the mating connecting tube (42) of negative pressure catheter (6).
3. a kind of haemorrhoids ligation apparatus according to claim 2, it is characterized in that：The outer wall of the connecting tube (42) is around setting
There are several elastomeric fins (421) parallel with the axial direction of connecting tube (42).
4. a kind of haemorrhoids ligation apparatus according to claim 1, it is characterized in that：The piston sleeve（1）Far from negative pressure catheter
(6) one end inner wall is equipped with brake hoop (11).
5. a kind of haemorrhoids ligation apparatus according to claim 1, it is characterized in that：The negative pressure catheter (6) is close to piston sleeve
（1）The inner wall surrounding of one end is provided with several convex ribs (62) parallel with negative pressure catheter (6) axial direction.
6. a kind of haemorrhoids ligation apparatus according to claim 1, it is characterized in that：The cushion rubber propulsion tube（3）The side wall of upper end
It is fixedly installed plectrum (31).
7. a kind of haemorrhoids ligation apparatus according to claim 1, it is characterized in that：It is equipped with film in the truncation opening (61)
(611)。
8. a kind of haemorrhoids ligation apparatus as claimed in any of claims 1 to 7, it is characterized in that：The piston sleeve
（1）, negative pressure catheter (6), cushion rubber propulsion tube（3）It is made of transparent plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721196378.9U CN207886236U (en) | 2017-09-15 | 2017-09-15 | A kind of haemorrhoids ligation apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721196378.9U CN207886236U (en) | 2017-09-15 | 2017-09-15 | A kind of haemorrhoids ligation apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207886236U true CN207886236U (en) | 2018-09-21 |
Family
ID=63547608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721196378.9U Expired - Fee Related CN207886236U (en) | 2017-09-15 | 2017-09-15 | A kind of haemorrhoids ligation apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207886236U (en) |
-
2017
- 2017-09-15 CN CN201721196378.9U patent/CN207886236U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180921 |