CN205215276U - Mirror sheath - Google Patents
Mirror sheath Download PDFInfo
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- CN205215276U CN205215276U CN201520830524.3U CN201520830524U CN205215276U CN 205215276 U CN205215276 U CN 205215276U CN 201520830524 U CN201520830524 U CN 201520830524U CN 205215276 U CN205215276 U CN 205215276U
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- China
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- water conservancy
- conservancy diversion
- sheath body
- sheath
- mirror
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Abstract
The utility model discloses a mirror sheath, this sheath include the tubulose sheath body and overlap at the internal inner core of tubulose sheath, the tubulose sheath body includes the anterior and tubulose sheath body rear portion of the tubulose sheath body, pegs graft in the front end at tubulose sheath body rear portion in tubulose sheath body front portion, tubulose sheath body rear portion includes the water conservancy diversion branch pipe and the water conservancy diversion person in charge, and water conservancy diversion branch pipe and water conservancy diversion are responsible for and are communicated with each other, the inner core inserts in the front portion is personally experienced sth. Part of the body to the tubulose sheath from the water conservancy diversion person in charge at tubulose sheath body rear portion, the inner core has the cavity passageway. Utilizing this mirror sheath cooperation ureteroscope and cystoscope processing ureter, bladder disease, reducing urethra and trauma of bladder and reduce operating time and accelerate the operation process, it is painful to reduce the patient, and favourable disease is resumeed.
Description
Technical field
This utility model relates to a kind of mirror sheath.
Background technology
Cystoscope technology is a kind of most basic endoscopic technique in urology department, and the existing history more than 100 years, is of wide application.It is the endoscope path way of endoscope body being inserted cystoscope sheath, and the service aisle via cystoscope sheath puts into apparatus, by the urethra of sufferer, wing flesh mirror is inserted into bladder, carries out detecting and treatment of wing intramuscular.
At present, for needing the sufferer carrying out Ureteroscopy, needing first to insert ureteroscope and finding ureteric orifice, after putting into a seal wire, ureteroscope enters ureter along seal wire and enters ureter implementation operation again.Due in the therapeutic process of ureteral mainly ureteral calculus, ureteroscope wants repeated multiple times turnover urethra, easily causes the damage of urethra; Because the ureteroscope operating time is longer, the more bladder excessive that easily causes of water-filling fills, infringement bladder function; Bladder pressure easily causes too greatly antibacterial to enter blood to increase the weight of to infect; Sometimes the full ureteroscope that easily makes of bladder excessive enters the increasing of ureter difficulty.Will exit ureteroscope when bladder excessive is full, catheter inserts ureteroscope after releasing urine again, thus extends operation time, increases the weight of injury of urethra further because ureteroscope repeatedly passes in and out urethra.
Indwelling ureter double J pipe after patient ureter's spectroscopy iatrotechnics, will extract double J pipe in general postoperative a period of time, and the current overwhelming majority is that cystoscope pulls out double J pipe with foreign body forceps under monitoring under mucous membrane of urethra anesthesia.When extracting double J pipe, the head end of foreign body forceps and double J pipe (having deposition of foreign material to become rough owing to placing a period of time rear surface in double J pipe body) are by mostly causing patient's injury of urethra during urethra, cause urinary tract infection symptom and hemorrhage after operation, individual cases cause urethral stricture etc.
Patent 201010130606.9 and the disposable microscopy sheath of patent 20101023971.7, this mirror sheath the first half is sight glass passage, is made up of hard material, and the latter half is treatment passage, is made up of soft material.This invention partly can solve urethra prostate operation on bladder, but mirror sheath inner chamber size is limited, unfavorable drain after being divided into multiple chamber, and uses this sheath to be only to provide passage, can not effective monitoring intravesical pressure, is unfavorable for the protection of bladder function.
Patent 200920311029.6 discloses the cystoscope sheath of band suction; Patent 201220495272.X discloses the disposable cystoscope sheath of improvement.This mirror sheath is mainly used in combination with cystoscope, needs to move together with cystoscope body, is a cystoscopic part, uses during this mirror sheath process intravesical foreign body and easily causes injury of urethra, and this mirror sheath can not be used for ureteroscope operation.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, provides a kind of mirror sheath.
The purpose of this utility model is achieved through the following technical solutions: a kind of mirror sheath, comprises tubular sheath body and inserts in the inner core in tubular sheath body; Described tubular sheath body comprises tubular sheath body front portion and tubular sheath body rear portion, and tubular sheath body front portion is plugged in the front end at tubular sheath body rear portion; Described tubular sheath body rear portion comprises water conservancy diversion arm and water conservancy diversion supervisor, and water conservancy diversion arm and water conservancy diversion supervisor communicate; Inner core inserts in water conservancy diversion supervisor and tubular sheath body front portion, and described inner core has hollow channel.
Further, the end of described water conservancy diversion supervisor has draw-in groove, and the end of described inner core has the latch matched with draw-in groove.
Further, the head end of described tubular sheath body and inner core head end form smooth ball bumps jointly.
Further, described mirror sheath also comprises fluid reservoir, described fluid reservoir have progress short go out feed tube and drain pipe, described feed tube one end is connected with water conservancy diversion arm.
Further, water conservancy diversion arm, water conservancy diversion supervisor or feed tube are provided with hydrostatic sensor, water conservancy diversion arm or feed tube are provided with valve.
Further, water conservancy diversion arm or feed tube are provided with overflow valve.
Further, the outer surface of mirror sheath has hydrophilic coating, and mirror sheath sheath body can be circle or ellipse.
Further, described mirror sheath also comprises the tarpaulin being installed on water conservancy diversion supervisor end, and described tarpaulin has central through hole.
Further, the material of mirror sheath is metal or medical plastic.
Further, the material of mirror sheath is medical plastic, has the spring supporting coaxial with tubular sheath body between the anterior inside and outside wall of tubular sheath body.
The beneficial effects of the utility model are: the injury of urethra that mirror sheath of the present utility model avoids repeatedly plug ureteroscope and causes, and meanwhile, adopt fluid reservoir enough to ensure the intrinsic pressure of bladder, convenient operation.Utilize this mirror sheath to coordinate ureteroscope and cystoscope process ureter, bladder disease, reduce urethra and injury of bladder and minimizing operating time and accelerate procedure, reduce patient suffering, favourable disease recovery.
Accompanying drawing explanation
Fig. 1 is the sectional view of mirror sheath;
Fig. 2 is the schematic diagram of tubular sheath body;
Fig. 3 is the sectional view of tubular sheath body;
Fig. 4 is the schematic diagram at tubular sheath body rear portion;
Fig. 5 is the connection diagram of fluid reservoir and mirror sheath;
Fig. 6 be the inner progress of fluid reservoir short go out schematic diagram;
Fig. 7 is notch schematic diagram;
Fig. 8 is the schematic diagram of the reciprocal latch structure of inner core end;
Fig. 9 is the structural representation of tarpaulin;
Figure 10 is the structural representation of the mirror sheath with radial spring
Figure 11 is the schematic diagram of the filter screen of drain pipe end;
In figure, tubular sheath body 1, inner core 2, tubular sheath body front portion 11, tubular sheath body rear portion 12, water conservancy diversion arm 121, water conservancy diversion supervisor 122, fluid reservoir 3, feed tube 31, drain pipe 32, filter screen 33, spring 4.
Detailed description of the invention
As shown in Figure 1, a kind of mirror sheath, the inner core 2 comprising tubular sheath body 1 and be enclosed within tubular sheath body; As shown in Figures 2 and 3, described tubular sheath body 1 comprises tubular sheath body anterior 11 and tubular sheath body rear portion 12, and tubular sheath body front portion 11 is plugged in the front end at tubular sheath body rear portion 12; As shown in Figure 4, described tubular sheath body rear portion 12 comprises water conservancy diversion arm 121 and water conservancy diversion supervisor 122, and water conservancy diversion arm 121 and water conservancy diversion supervisor 122 communicate; Inner core 2 is inserted in tubular sheath body front portion 11 from the water conservancy diversion supervisor 122 at tubular sheath body rear portion 12, and described inner core 2 has hollow channel.
The radial section of mirror sheath sheath body 1 can be circle, also can be oval.
For coordinating the use of mirror sheath, described mirror sheath also comprises and is arranged on the tarpaulin that water conservancy diversion is responsible for 122 ends, as shown in Figure 9; And described tarpaulin has central through hole, for inserting cystoscope or ureteroscope.
When performing the operation, the tailing edge urethra that got wet by tubular sheath body 1 is placed and is made mirror sheath head end enter bladder, see that the hollow channel of mirror sheath inner core 2 has urine to flow out, take out mirror sheath inner core 2, tarpaulin is installed at tubular sheath body 1 afterbody, the ureteroscope connected is through the central through hole of tarpaulin, along the passage of tubular sheath body 1, directly enter bladder, ureter seal wire is placed after finding ureteric orifice, ureteroscope enters ureteroscope to stone location along ureter seal wire, then exits seal wire laser or Pneumatic Lithotripsy crushed stone, extracts calculus by cover stone indigo plant.After calculus is taken out, again place ureter seal wire, exit ureteroscope, again enter ureteroscope to ureteric orifice place, under the supervision of ureteroscope, place ureter double J pipe to appropriate location.Then move back ureteroscope, finally exit ureteroscope sheath, indwelling catheter.More than operate is all carry out in mirror sheath.Avoiding ureteroscope wants repeated multiple times turnover urethra to cause the damage of urethra; Decrease the ureteroscope operating time.
When the double J pipe of ureteral ligation and the rear indwelling of operation is extracted, the tailing edge urethra that got wet by mirror sheath is placed and is made mirror sheath head end enter bladder, see that sheath inner core 2 passage has urine to flow out, take out mirror sheath inner core 2, install tarpaulin at mirror sheath afterbody, the cystoscope connected directly enters bladder by cystoscope sheath, after seeing double J pipe, foreign body forceps is clamped double J pipe and is extracted in mirror sheath together with cystoscope, finally exits mirror sheath.Doing so avoids double J pipe and foreign body forceps by during urethra to the damage of mucous membrane of urethra, thus greatly alleviate and to pull out after double J pipe urinary tract infection symptom and the untoward reaction such as hemorrhage.
The end of water conservancy diversion supervisor 122 can also arrange draw-in groove, and the end of described tubular sheath body 1 has the latch matched with draw-in groove.The cooperation of draw-in groove and latch, mainly in order to make mirror sheath and inner core head end combine closely fixing, reducing resistance, avoiding damaging urethra when causing place ureteroscope sheath because the gap between mirror sheath and inner core head end is excessive.Concrete, draw-in groove can be structure as described in Figure 7, but is not limited thereto, the structure of latch of Fig. 8 for matching with draw-in groove shown in Fig. 7.
As shown in Figure 1, head end and inner core 2 head end of described tubular sheath body 1 form smooth ball bumps jointly, tubular sheath body 1 and inner core 2 are combined closely in front end and smoothly transits, and avoid damaging urethra.
As shown in Figure 5, above-mentioned cystoscope sheath can also comprise fluid reservoir 3, for the liquid that drain is unnecessary, the calculus of pulverizing is stored in this tank; Avoid bladder excessive and fill the bladder function infringement caused; Avoid bladder pressure excessive cause antibacterial enter blood increase the weight of infect time situation occur; It also avoid and enter ureter difficulty because bladder excessive fills the ureteroscope increased the weight of.Thus shorten operation time.As shown in Figure 6, described fluid reservoir has feed tube 31 and drain pipe 32, feed tube 31 and drain pipe 32 adopt progress short go out design, be conducive to calculus deposition; Described feed tube 31 one end is connected with water conservancy diversion arm 121, and the other end extend into fluid reservoir 3 bottom, and described drain pipe 32 is arranged on fluid reservoir top.
Hydrostatic sensor can also be provided with on water conservancy diversion arm 121, water conservancy diversion supervisor 122 or feed tube 31, water conservancy diversion arm 121 or feed tube 31 are provided with valve, be preferably: on water conservancy diversion arm 121 or feed tube 31, overflow valve is set, when intravesical liquid is too much, when making the pressure of overflow valve position be greater than threshold value (such as 30cm water column), valve is opened automatically, the hydrops in release bladder.When the liquid in bladder is less, valve closing, ensures that bladder is in certain expanded state, is conducive to cystoscope and observes intravesical environment or the ureteral operation of turnover of ureteroscope.
The outer surface of mirror sheath can scribble hydrophilic coating, reduces the damage to ureter wall further.
The material of mirror sheath can be metal or medical plastic.When adopting medical plastic, have radial spring 4 between anterior 11 inside and outside walls of tubular sheath body and support, spring 4 is coaxial with tubular sheath body 1, as shown in Figure 10, for ensureing the toughness of sheath body.
As shown in figure 11, drain pipe 32 end is also provided with filter screen 33, for being kept off in fluid reservoir 3 by tissue.
Claims (10)
1. a mirror sheath, is characterized in that, comprises tubular sheath body (1) and inserts in the inner core (2) in tubular sheath body; Described tubular sheath body (1) comprises tubular sheath body front portion (11) and tubular sheath body rear portion (12), and tubular sheath body front portion (11) is plugged in the front end at tubular sheath body rear portion (12); Described tubular sheath body rear portion (12) comprises water conservancy diversion arm (121) and water conservancy diversion supervisor (122), and water conservancy diversion arm (121) and water conservancy diversion supervisor (122) communicate; Inner core (2) inserts in water conservancy diversion supervisor (122) and tubular sheath body front portion (11), and described inner core (2) has hollow channel.
2. mirror sheath according to claim 1, is characterized in that, the end of described water conservancy diversion supervisor (122) has draw-in groove, and the end of described inner core (2) has the latch matched with draw-in groove.
3. mirror sheath according to claim 1, is characterized in that, head end and inner core (2) head end of described tubular sheath body (1) form smooth ball bumps jointly.
4. mirror sheath according to claim 1, it is characterized in that, described mirror sheath also comprises fluid reservoir (3), described fluid reservoir (3) have progress short go out feed tube (31) and drain pipe (32), described feed tube (31) one end is connected with water conservancy diversion arm (121).
5. mirror sheath according to claim 1, it is characterized in that, water conservancy diversion arm (121), water conservancy diversion supervisor (122) or feed tube (31) are provided with hydrostatic sensor, water conservancy diversion arm (121) or feed tube (31) are provided with valve.
6. mirror sheath according to claim 1, is characterized in that, water conservancy diversion arm (121) or feed tube (31) are provided with overflow valve.
7. mirror sheath according to claim 1, is characterized in that, the outer surface of mirror sheath has hydrophilic coating, and mirror sheath sheath body (1) can be circle or ellipse.
8. mirror sheath according to claim 1, is characterized in that, described mirror sheath also comprises the tarpaulin being installed on water conservancy diversion supervisor (122) end, and described tarpaulin has central through hole.
9. mirror sheath according to claim 1, is characterized in that, the material of mirror sheath is metal or medical plastic.
10. mirror sheath according to claim 1, is characterized in that, the material of mirror sheath is medical plastic, has the spring supporting coaxial with tubular sheath body (1) between tubular sheath body front portion (11) inside and outside wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520830524.3U CN205215276U (en) | 2015-10-23 | 2015-10-23 | Mirror sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520830524.3U CN205215276U (en) | 2015-10-23 | 2015-10-23 | Mirror sheath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205215276U true CN205215276U (en) | 2016-05-11 |
Family
ID=55890379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520830524.3U Active CN205215276U (en) | 2015-10-23 | 2015-10-23 | Mirror sheath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205215276U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105266857A (en) * | 2015-10-23 | 2016-01-27 | 浙江正日信息科技有限公司 | Endoscopic sheath |
-
2015
- 2015-10-23 CN CN201520830524.3U patent/CN205215276U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105266857A (en) * | 2015-10-23 | 2016-01-27 | 浙江正日信息科技有限公司 | Endoscopic sheath |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |